WO2022108362A1 - 플렉서블 디스플레이를 포함하는 전자 장치 - Google Patents
플렉서블 디스플레이를 포함하는 전자 장치 Download PDFInfo
- Publication number
- WO2022108362A1 WO2022108362A1 PCT/KR2021/016999 KR2021016999W WO2022108362A1 WO 2022108362 A1 WO2022108362 A1 WO 2022108362A1 KR 2021016999 W KR2021016999 W KR 2021016999W WO 2022108362 A1 WO2022108362 A1 WO 2022108362A1
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- WIPO (PCT)
- Prior art keywords
- layer
- display
- electronic device
- panel
- cover layer
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
- B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
- B32B27/283—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polysiloxanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/18—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
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- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/263—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer having non-uniform thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/022—Mechanical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1624—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with sliding enclosures, e.g. sliding keyboard or display
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0235—Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
Definitions
- Various embodiments disclosed in this document relate to an electronic device including a flexible display.
- the electronic device may include a flexible display.
- the electronic device may expand the display area visually exposed to the outer surface of the electronic device.
- the flexible display may be disposed in an electronic device in a form that is curved, foldable, or rollable.
- a flexible display included in a slideable type or a rollable type electronic device includes a non-variable part (eg, a flat part) whose shape is maintained regardless of the state of the electronic device and It may include a variable portion (eg, a rolling portion) whose shape is deformed.
- the variable part whose shape is deformed may be deformed into a curved surface and a flat surface while being rolled when the state of the electronic device is deformed.
- the flexible display may include a plurality of layers.
- the plurality of layers are formed to have the same thickness, there may be a limitation in securing flexibility for the variable portion of the display to be transformed into a curved surface or a flat surface.
- At least one of a plurality of layers included in the flexible display is configured to have different structures (eg, thickness, density, or shape) in the variable portion and the non-variable portion, so that the strength of the flexible display and to provide an electronic device capable of securing flexibility.
- an electronic device includes: a first structure; a second structure slidably coupled to one side of the first structure in both directions; and a display including a plurality of layers, wherein a size of an exposed area forming a front surface of the electronic device is changed in response to a sliding operation of the second structure, wherein the display includes: and a base portion that is formed and maintained in shape when the second structure slides, and a rollable portion extending from the base portion and configured to be deformed into a flat or curved shape according to a sliding operation of the second structure, wherein
- the plurality of layers may include a panel layer, a reinforcement layer disposed on one surface of the panel layer, and a cover layer disposed on one surface of the reinforcement layer to face the panel layer with the reinforcement layer interposed therebetween, wherein the cover The layer includes a first part included in the base part of the display and a second part included in the rollable part of the display when the cross-section of the display is viewed, the first part and the second part The part
- an electronic device includes: a housing having an opening formed on one side thereof; a roller member rotatably coupled to the inside of the housing; and a display comprising a plurality of layers, one end connected to the roller member, and at least partially wound around the roller member, wherein the display passes through the opening in response to rotation of the roller member.
- the display Exposed to the outside or configured to be accommodated in the housing, the display extends from the base portion to be wound around the roller member and a base portion that maintains a shape when the roller member rotates, and the rotation of the roller member and a rollable portion whose shape is deformed according to and a cover layer disposed on one surface of the plurality of layers, wherein at least one of the plurality of layers extends over the base portion and the rollable portion, wherein the base portion and the rollable portion have a structure, a shape, and a property of the At least one may be configured differently from each other.
- an electronic device includes: a first structure; a second structure slidably coupled to one side of the first structure in both directions; and a display including a plurality of layers and configured to change a size of an exposed area forming a front surface of the electronic device in response to a sliding operation of the second structure, wherein the plurality of layers include: a panel layer comprising a first surface visually exposed in the front direction of a protective layer attached to the cover layer so as to face the panel layer, a first adhesive layer disposed between the panel layer and the cover layer, and a second adhesive layer disposed between the cover layer and the protective layer;
- the first adhesive layer may have a first modulus
- the second adhesive layer may have a second modulus greater than the first modulus.
- an electronic device includes: a first structure; a second structure slidably coupled to one side of the first structure in both directions; and a display including a plurality of layers and configured to change a size of an exposed area forming a front surface of the electronic device in response to a sliding operation of the second structure, wherein the plurality of layers include: a panel layer comprising a first surface visually exposed in the front direction of a protective layer attached to the cover layer to face the panel layer, a reinforcing layer disposed between the protective layer and the cover layer, between the reinforcing layer and the cover layer, or between the protective layer and the reinforcing layer and an adhesive layer attaching the reinforcing layer to the cover layer or the protective layer, wherein a modulus of the reinforcing layer is smaller than a modulus of the protective layer and greater than a modulus of the adhesive layer can be
- At least one of a plurality of layers of a display has a different structure (eg, thickness) in a variable portion (eg, a rollable portion) and a non-variable portion (eg, a base portion) , density, or shape), it is possible to secure the strength and flexibility of the flexible display.
- FIG. 1 is a diagram illustrating a first state of an electronic device according to an exemplary embodiment.
- FIG. 2 is a diagram illustrating a second state of an electronic device according to an exemplary embodiment.
- FIG 3 is an exploded perspective view of an electronic device according to an exemplary embodiment.
- FIG. 4 is a cross-sectional view of an electronic device according to an exemplary embodiment.
- FIG. 5 is a perspective view of a display of an electronic device according to an exemplary embodiment.
- FIG. 6 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- FIG. 7 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 8 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 9 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 10 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 11 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 12 is a cross-sectional view of a portion of a display according to an embodiment.
- FIG. 13 is a diagram illustrating a first state and a second state of an electronic device according to an exemplary embodiment.
- FIG. 14 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 15 is a diagram illustrating a first state and a second state of an electronic device according to an exemplary embodiment.
- 16 is a cross-sectional view of a portion of a display according to an embodiment.
- 17 is a cross-sectional view of a portion of a display according to an embodiment.
- FIG. 18 is a cross-sectional view of a portion of a display according to an embodiment.
- FIG. 19 is a diagram illustrating a part of a display of an electronic device according to an exemplary embodiment.
- 20 is a diagram illustrating a method of manufacturing a cover layer and a reinforcing layer according to an exemplary embodiment.
- 21 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- 22A is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 22B is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- FIG. 23 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 24A is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 24B is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 25 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 1 is a diagram illustrating a first state of an electronic device according to an exemplary embodiment.
- 2 is a diagram illustrating a second state of an electronic device according to an exemplary embodiment.
- the electronic device 100 may include a first structure 110 , a second structure 140 , and a display 150 .
- the electronic device 100 may be a slideable type or a rollable type electronic device, in a first state (eg, a closed state or a reduced mode) and a second state (e.g. open state or extended mode).
- the first state and the second state may be determined according to a relative position of the second structure 140 with respect to the first structure 110 .
- the electronic device 100 may be deformable between the first state and the second state by a user's manipulation or mechanical operation.
- the first state may refer to a state in which the area (or size) of the display 150 exposed to the front of the electronic device 100 is relatively reduced.
- the second state may refer to a state in which the area (or size) of the display 150 exposed to the front of the electronic device 100 is relatively expanded.
- the second state may be a state in which the area of the display 150 visually exposed to the front of the electronic device 100 is larger than that of the first state.
- a portion of the second structure 140 eg, the side portions 143 and 144 facing the y-axis direction
- the second state is that the second structure 140 is in an open state with respect to the first structure 110 as some of the second structure 140 , 143 , 144 exits from the first structure 110 .
- first structure 110 and the second structure 140 may be coupled to each other to enable a sliding operation relative to each other.
- the second structure 140 may be slidably coupled to one side of the first structure 110 .
- first structure 110 may be a fixed structure
- second structure 140 may be a structure that is relatively movable with respect to the first structure 110 .
- the second structure 140 is slidable in both directions (eg, +x/-x-axis direction) with respect to the first structure 110 on one side (eg, -x-axis direction) of the first structure 110 . can be coupled to
- the electronic device 100 may be deformed into a first state and a second state as the second structure 140 slides with respect to the first structure 110 .
- the electronic device 100 moves in the second direction D2 with respect to the first structure 110 in the first state (eg, the state of FIG. 1 ) in the second state (eg, the state of FIG. 1 ).
- the electronic device 100 may be deformed to the first state by moving the second structure 140 in the first direction D1 with respect to the first structure 110 in the second state.
- the size (or area) of the area exposed to the front of the electronic device 100 may be changed in response to the sliding operation of the second structure 140 .
- the exposed area may be expanded or reduced according to the sliding operation of the second structure 140 .
- the display 150 may include an at least partially flexible portion.
- the display 150 may include a basic area 150 - 1 and an extended area 150 - 2 extending from the basic area 150 - 1 .
- the basic area 150 - 1 may remain exposed to the front of the electronic device 100 .
- the area exposed to the front of the electronic device 100 may be variable in the extended region 150 - 2 according to the state of the electronic device 100 .
- the extended region 150 - 2 may extend from one side (eg, the +x-axis direction) of the basic region 150 - 1 .
- the basic area 150 - 1 may mean a partial area of the display 150 that is visually exposed to the front of the electronic device 100 in the first state.
- the extended region 150 - 2 is located inside the electronic device 100 in the first state, and in the second state, at least a part of it escapes from the inside of the electronic device 100 and is visually exposed to the front of the electronic device 100 . It can mean the area to be
- the basic region 150 - 1 forms the front surface of the electronic device 100
- the extended region 150 - 2 is located inside the first structure 110
- the second state State 2 may be a state in which at least a portion of the extended area 150 - 2 forms the front surface of the electronic device 100 together with the basic area 150 - 1 .
- the extended area 150 - 2 is additionally exposed to the front of the electronic device 100 in the second state, so that the exposed area of the display 150 may be expanded.
- the display 150 may be visually exposed to the front of the electronic device 100 and form a screen display area in which predetermined visual information (or screen) is displayed.
- the screen display area may be formed by the basic area 150 - 1 .
- the screen display area may be formed by a part of the extended area 150 - 2 and the basic area 150 - 1 .
- the electronic device 100 may provide a screen display area that is larger than that in the first state as a screen can be displayed on a part of the extended area 150-2 together with the basic area 150-1 in the second state. .
- the first state may include a state in which the size of the exposed area of the display 150 is a first size
- the second state is a second state in which the size of the exposed area of the display 150 is larger than the first size.
- 2 may include a state of size.
- the width of the display 150 forming the exposed area in the first state may be the first width W1
- the width of the display 150 forming the exposed area in the second state may be the second width (W1). W2).
- the second size and the second width W2 may be defined as the maximum size and the maximum width of the exposed area of the display 150 , respectively.
- the electronic device 100 may include any intermediate state defined between the first state and the second state.
- the intermediate state may be defined as any state in which the width of the display 150 forming the exposure area is greater than the first width W1 and smaller than the second width W2.
- FIG. 3 is an exploded perspective view of an electronic device according to an exemplary embodiment.
- 4 is a cross-sectional view of an electronic device according to an exemplary embodiment.
- FIG. 4A shows a first state of the electronic device
- FIG. 4B shows a second state of the electronic device.
- FIG. 4A is a cross-sectional view taken along line A-A' of the electronic device shown in FIG. 1
- FIG. 4B is a cross-sectional view taken along line B-B' of the electronic device shown in FIG. 2 .
- the electronic device 100 includes a first structure 110 , a second structure 140 , a display 150 , a first roller 191 , and a second roller 192 , a tension belt 193 and a circuit board 194 may be included.
- the first structure 110 may include a case 120 and a bracket 130 .
- the bracket 130 may be coupled to the case 120 , and at least a portion thereof may be surrounded by the case 120 .
- the bracket 130 may be fixed to the case 120 , and the case 120 and the bracket 130 are, according to the sliding operation of the second structure 140 , with respect to the second structure 140 . It may be relatively mobile.
- the case 120 and the bracket 130 may serve as a reference for sliding movement of the second structure 140 and the display 150 .
- the case 120 may form at least a portion of the outer surface of the electronic device 100 .
- the case 120 may include a first side member 121 , a second side member 122 , and a rear member 123 .
- the first side member 121 and the second side member 122 face each other in a direction substantially perpendicular to the sliding direction of the second structure 140 (eg, the first direction D1 and the second direction D2). It can be placed for viewing.
- the rear member 123 may be disposed between the first side member 121 and the second side member 122 , and may be respectively connected to the first side member 121 and the second side member 122 .
- the first side member 121 , the second side member 122 , and the rear member 123 are coupled to each other, so that other components of the electronic device 100 (eg, the bracket 130 and the second structure 140 ) , it may form a space in which at least a portion of the circuit board 194) may be disposed.
- the rear member 123 may include a frame 124 and a cover 125 .
- the frame 124 may be coupled to the bracket 130 .
- the cover 125 may be coupled to the frame 124 to form at least a portion of the rear surface of the electronic device 100 . Between the cover 125 and the bracket 130 , a space in which the second structure 140 and the extended area 150 - 2 of the display 150 are accommodated may be formed.
- the first side member 121 , the second side member 122 , the frame 124 and/or the cover 125 are each formed as separate components, and are assembled or combined with each other.
- the present invention is not limited thereto, and according to various embodiments of the present disclosure, the first side member 121 , the second side member 122 , the frame 124 and the cover 125 are integrally formed as one component. may be configured.
- the bracket 130 may be disposed to at least partially overlap the second structure 140 .
- the first surface 131 of the bracket 130 eg, the surface or upper surface facing the +z-axis direction with respect to FIG. 3
- the second surface 132 of 130 may face the circuit board 194 .
- a circuit board 194 may be disposed on the second surface 132 of the bracket 130 .
- the second structure 140 may be disposed to surround at least a portion of the bracket 130 .
- the second structure 140 includes a plate portion 141 supporting a portion of the basic area 150 - 1 of the display 150 , and another portion of the basic area 150 - 1 of the flexible display 150 and an extended area ( 150-2) may include a multi-joint portion 142 for supporting a portion.
- the articulated portion 142 may extend from the plate portion 141 and may be a flexible (or bendable) portion.
- the multi-joint portion 142 may at least partially form a curved surface in response to the sliding operation of the second structure 140 .
- the articulated portion 142 may be coupled to the first roller 191 .
- the articulated portion 142 may include a plurality of bars extending in a direction substantially parallel to the rolling axis R of the first roller 191 .
- the articulated portion 142 may include a flexible track or hinged rail.
- the plate portion 141 may be configured to slide in the first direction D1 or the second direction D2.
- the articulated part 142 may be configured such that a part is rotated by the first roller 191 and the other part is slidably moved in the first direction (D1) or the second direction (D2).
- the first roller 191 may be disposed on one side of the bracket 130 .
- the first roller 191 may be rotatably coupled to the bracket 130 .
- the first roller 191 may be rotated in both directions about the rolling axis R according to the sliding operation of the second structure 140 .
- the first roller 191 may be in contact with a portion of the articulated portion 142 of the second structure 140 .
- the second structure 140 may be disposed such that the articulated portion 142 surrounds at least a portion of the first roller 191 .
- the first roller 191 may be configured to rotate a portion of the articulated portion 142 .
- the first roller 191 may contact different regions of the articulated portion 142 according to a change in the state of the electronic device 100 .
- the second structure 140 may be coupled to the bracket 130 by the tension belt 193 and the second roller 192 to enable a sliding operation.
- the tension belt 193 may connect the end of the plate portion 141 of the second structure 140 and the end of the articulated portion 142 .
- the second roller 192 may be configured to rotate in the same direction as the first roller 191 according to the sliding operation of the second structure 140 .
- the tension belt 193 may be configured to provide tension to the articulated portion 142 , between the plate portion 141 and the articulated portion 142 .
- the electronic device 100 may not include at least one of the second roller 192 and the tension belt 193 .
- the display 150 may be disposed on the second structure 140 .
- the display 150 may be coupled to the second structure 140 to enable sliding movement with respect to the first structure 110 together with the second structure 140 .
- the display 150 may include a basic area 150 - 1 and an extended area 150 - 2 extending from the basic area 150 - 1 .
- the basic area 150 - 1 may mean an area visually exposed to the front of the electronic device 100 in the first state.
- the extended region 150 - 2 is located inside the electronic device 100 in the first state, and moves from the inside of the electronic device 100 as it is transformed into the second state, so that at least a part of it moves toward the front of the electronic device 100 . It may mean an area that is visually exposed.
- the basic region 150-1 forms at least a portion of the front surface of the electronic device 100
- the extended region 150-2 At least a portion may be configured to form at least a portion of the front surface of the electronic device 100 together with the basic area 150 - 1 .
- the position of the extended area 150 - 2 may be changed as at least a portion of the expanded area 150 - 2 rotates together with the rotation of the first roller 191 .
- the expansion region 150 - 2 is together with the basic region 150 - 1 of the electronic device. It is possible to form the front surface of (100).
- the expansion region 150 - 2 is a space between the bracket 130 and the rear member 123 . can be accepted as
- the circuit board 194 may be disposed on the first structure 110 .
- the circuit board 194 may be disposed between the bracket 130 and the rear member 123 .
- the circuit board 194 may be disposed inside the electronic device 100 by being supported by the bracket 130 .
- the circuit board 194 may be fixed to the first structure 110 by being coupled to at least a partial region of the second surface 132 of the bracket 130 .
- the circuit board 194 may move relative to the second structure 140 together with the first structure 110 during the sliding operation of the second structure 140 .
- the circuit board 194 may include a printed circuit board (PCB), a flexible PCB (FPCB), or a rigid-flex PCB (RFPCB).
- PCB printed circuit board
- FPCB flexible PCB
- RFPCB rigid-flex PCB
- Various electronic components included in the electronic device 100 may be electrically connected to the circuit board 194 .
- a processor (not shown), a memory (not shown), and/or an interface (not shown) may be disposed on the circuit board 194 .
- the processor may include a main processor and/or a co-processor, wherein the main processor and/or co-processor include a central processing unit, an application processor, a graphics processing unit, an image signal processor, a sensor hub processor, or a communication processor.
- the memory may include volatile memory or non-volatile memory.
- the interface may include a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface.
- HDMI high definition multimedia interface
- USB universal serial bus
- the interface may electrically or physically connect the electronic device 100 to an external electronic device, and may include a USB connector, an SD card/MMC connector, or an audio connector.
- a battery (not shown) may supply power to at least one component of the electronic device 100 .
- the battery may be integrally disposed inside the electronic device 100 or may be detachably disposed from the electronic device 100 .
- the battery may be disposed inside the electronic device 100 by being supported by the bracket 130 together with the circuit board 194 .
- the battery may be coupled to at least a portion of the second surface 132 of the bracket 130 .
- the battery may be disposed substantially coplanar with the circuit board 194 .
- the battery may move relative to the second structure 140 together with the first structure 110 during the sliding operation of the second structure 140 .
- the electronic device 100 illustrated in FIGS. 3 and 4 is an example of a slideable (or rollable) type electronic device, and has a structure of the electronic device 100 according to various embodiments disclosed herein. is not limited to the illustrated embodiment.
- the electronic device 100 according to various embodiments of the present disclosure includes a fixed structure and a movable structure that is relatively movable with respect to the fixed structure, and as the flexible display moves together with the movable structure, the display area expands or It may be configured as various types of slideable (or rollable) type electronic devices that can be reduced.
- FIG. 5 is a perspective view of a display of an electronic device according to an exemplary embodiment.
- FIG. 5A shows the shape of the display when the electronic device is in the first state.
- FIG. 5B illustrates a display shape when the electronic device is in the second state.
- the display 150 of the electronic device (eg, the electronic device 100 of FIGS. 1 to 4 ) according to an exemplary embodiment includes a base portion 150a and a rollable display extending from the base portion 150a. It may include a portion 150b and an extended portion 150c extending from the rollable portion 150b.
- the base portion 150a may form the front surface of the electronic device 100 , and may maintain and/or be fixed in shape regardless of the state of the electronic device 100 .
- the rollable portion 150b flexibly extends from the base portion 150a to have a variability in shape, so that the shape of the electronic device 100 may be changed as the state of the electronic device 100 is changed.
- the extension portion 150c may face the base portion 150a or the rollable portion 150b depending on the state of the electronic device 100 and may be maintained in a flat surface.
- the rollable portion 150b may be disposed between the base portion 150a and the extension portion 150c, and the extension portion 150c includes the base portion 150a and the rollable portion 150b. It may be formed relatively small compared to .
- the structure of the display 150 is not limited to the illustrated embodiment, and may be changed according to various embodiments of the present disclosure.
- the display 150 may not include the extended portion 150c, or the extended portion 150c may extend shorter from the rollable portion 150b.
- the extension portion 150c may extend to partially face the base portion 150a. There is (eg, see Figure 4).
- the base portion 150a and the extension portion 150c may form a substantially flat surface.
- the rollable portion 150b may be partially deformed into a curved surface or a flat surface in response to the state of the electronic device 100 .
- the base portion 150a may remain flat in the first state and the second state.
- a portion of the rollable portion 150b adjacent to the base portion 150a may form a curved surface, and the remainder may form a flat surface while facing the base portion 150a.
- the rollable portion 150b may form a flat surface while a portion adjacent to the base portion 150a is disposed side by side with the base portion 150a, and the remainder may form a curved surface.
- the extension portion 150c may be maintained in a plane while being parallel to the base portion 150a in the first state and the second state.
- the base portion 150a may form a base region 150-1 together with a portion of the rollable portion 150b.
- the remaining portion of the rollable portion 150b may form an extended area (eg, the extended area 150 - 2 of FIGS. 1 to 4 ) together with the extended portion 150c.
- the base portion 150a may be included in the basic region 150 - 1 .
- a portion of the rollable portion 150b adjacent to the base portion 150a may be included in the basic area 150 - 1 and the remaining portion may be included in the extended area 150 - 2 .
- the illustrated embodiment is illustrative, and according to various embodiments of the present disclosure, the electronic device 100 is attached to another structure so that the rollable portion 150b is not exposed to the front of the electronic device 100 in the first state. may be covered by In this case, it may be understood that the basic region 150-1 is formed by the base portion 150a, and the extended region 150-2 is formed by the rollable portion 150b.
- FIG. 6 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- FIG. 6A illustrates a display shape when the electronic device is in a first state.
- FIG. 6B illustrates the shape of the display when the electronic device is in the second state.
- FIG. 6(a) shows a cross-section C-C' of the display shown in FIG. 5(a).
- FIG. 6(b) shows a cross-section D-D' of the display shown in FIG. 5(b).
- the display 150 of the electronic device extends from the base part 150a across the rollable part 150b. It may include a plurality of layers 151 , 153 , 155 , and 157 extending to the portion 150c.
- the plurality of layers of the display 150 may include a panel layer 151 , a reinforcement layer 153 , a cover layer 155 , and a protection layer 157 .
- the base portion 150a of the display 150 may form a plane in the first state and the second state.
- the rollable portion 150b of the display 150 surrounds at least a portion of the first roller 191 , and as the first roller 191 rotates about a rolling axis, it may partially rotate and linearly move.
- the position at which the curved surface and the flat surface are formed may be changed by moving the first roller 191 . .
- the panel layer 151 may display a screen and/or an image designated in relation to the operation of the electronic device 100 .
- the panel layer 151 includes a pixel array (not shown) including a plurality of light emitting devices, an encapsulation layer (not shown) for sealing the light emitting devices, a touch sensor layer (not shown) including a touch electrode, and a light emitting device and electrical power.
- the polarization layer may include a polyethylene terephthalate (PET) film, a tri-acetyl cellulose (TAC) film, a cycle-olefin polymer (COP) film, or a poly-vinyl alcohol (PVA) film.
- PET polyethylene terephthalate
- TAC tri-acetyl cellulose
- COP cycle-olefin polymer
- PVA poly-vinyl alcohol
- the panel layer 151 is one of a liquid crystal display (LCD) panel, a light emitting diode (LED) display panel, an organic light emitting diode (OLED) display panel, a microelectromechanical system (MEMS) display panel, and an electronic paper display panel. It may include at least one.
- LCD liquid crystal display
- LED light emitting diode
- OLED organic light emitting diode
- MEMS microelectromechanical system
- electronic paper display panel It may include at least one.
- the panel layer 151 includes a first panel area 151a on which a screen is displayed (or output) in a first state and a second panel area 151b extending from the first panel area 151a.
- the first panel area 151a may extend over at least a portion of the base portion 150a and the rollable portion 150b of the display 150 .
- a portion of the first panel area 151a may be included in the base portion 150a, and the remaining portion may be included in the rollable portion 150b.
- the second panel area 151b may display a screen in the second state without displaying a screen in the first state.
- at least a portion of the second panel area 151b may display a screen together with the first panel area 151a.
- the second panel area 151b may be included in the rollable portion 150b and the extended portion 150c.
- the electronic device 100 may further include an intermediate state defined between the first state and the second state.
- an intermediate state may include any states between a first state and a second state.
- the intermediate state may be understood as any state before the transformation is completed in the operation of transforming from the first state to the second state, or from the second state to the first state.
- At least a portion of the second panel area 151b may be configured to display a screen together with the first panel area 151a in an intermediate state.
- the second panel area 151b may display a screen based on an area visually exposed to the front of the electronic device 100 among the second panel areas 151b in the intermediate state.
- the second panel area 151b may include an active area (not shown) in which a screen can be displayed and an inactive area (not shown) extending from the active area and not displaying a screen.
- a region included in the rollable portion 150b of the second panel region 151b may be an active region
- a region included in the extension portion 150c may be an inactive region.
- the second panel region 151b does not include an inactive region, and the entire region may be formed as an active region in which a screen can be displayed.
- the inactive region may extend over a portion of the extended portion 150c and the rollable portion 150b.
- the reinforcement layer 153 and the cover layer 155 may be disposed between the panel layer 151 and the protection layer 157 .
- the reinforcement layer 153 may be disposed between the panel layer 151 and the cover layer 155
- the cover layer 155 may be disposed between the reinforcement layer 153 and the protection layer 157 .
- the reinforcing layer 153 may be adhered to the panel layer 151 through an adhesive member.
- the cover layer 155 may be adhered to the protective layer 157 through an adhesive member.
- the reinforcing layer 153 and the cover layer 155 may be formed of a light-transmitting material that allows light emitted from the panel layer 151 to pass therethrough.
- the cover layer 155 may include a polymer film or a glass material.
- the cover layer 155 may include a PI material, a PET material, or an ultra thin glass (UTG) material.
- the cover layer 155 is the base of the display 150 to secure the strength of the display 150 in the first state and to secure the flexibility of the display 150 in the process of being transformed from the first state to the second state. Different thicknesses may be formed corresponding to the portion 150a and the rollable portion 150b.
- the reinforcement layer 153 may compensate for a thickness difference of the cover layer 155 between the cover layer 155 and the panel layer 151 and improve the strength of the display 150 .
- the reinforcing layer 153 may be formed to have a different thickness to correspond to the shape of the cover layer 155 .
- the reinforcing layer 153 may compensate for a change in the thickness of the cover layer 155 so that an empty space (eg, an air gap or an air layer) is not formed between the panel layer 151 and the cover layer 155 . Through this, visibility of the panel layer 151 may be improved and/or supplemented.
- the protective layer 157 may form one surface of the display 150 .
- the protective layer 157 may be disposed (or adhered) to one surface of the cover layer 155 , and other layers (eg, the cover layer 155 , the reinforcing layer (eg, the cover layer 155 ) included in the display 150 from external impact. 153) and the panel layer 151) can be protected.
- the protective layer 157 may protect the thin cover layer 155 and prevent scattering when a crack occurs in the cover layer 155 .
- the protective layer 157 may include a glass material, or may include a film layer or a coating layer.
- the protective layer 157 may include a flexible material.
- the protective layer 157 may be formed of a transparent material having high light transmittance.
- the protective layer 157 may prevent the cover layer 155 from being contaminated by dust or oil.
- the protective layer 157 may include an anti-smudge coating or an anti-fingerprint coating that prevents traces such as fingerprints from being formed on the surface of the cover layer 155 due to user contact. may include
- the display 150 corresponds to a portion (eg, the base portion 150a ) maintaining a shape (or shape) regardless of the state of the electronic device 100 and the state of the electronic device 100 .
- the structure (or thickness) of the cover layer 155 is formed differently depending on the portion (eg, the rollable portion 150b) whose shape is deformed, thereby improving the strength and flexibility of the display 150 .
- the cover layer 155 includes a first portion 155a having a first thickness t1, a second portion 155b having a second thickness t2 smaller than the first thickness t1, and a second portion 155b.
- a third portion 155c may be disposed between the first portion 155a and the second portion 155b.
- the third part 155c is a region in which the thickness is deformed between the first part 155a and the second part 155b, and the thickness increases from the first thickness t1 to the second thickness in the direction of the second part 155b. (t2) can be gradually reduced.
- the third portion 155c may extend from the first portion 155a and the second portion 155b may extend from the third portion 155c.
- the thickness of the first part 155a may be uniformly maintained at the first thickness t1
- the thickness of the second part 155b may be uniformly maintained at the second thickness t2 .
- the first thickness t1 of the first portion 155a may be about 0.01 to 0.2 mm, preferably about 0.09 to 0.15 mm.
- the second thickness t2 of the second portion 155b may be about 0.01 to 0.1 mm, preferably about 0.06 to 0.09 mm.
- the second thickness t2 of the second portion 155b may be changed according to the radius of curvature of the curved surface formed by the rollable portion 150b. For example, when the radius of curvature of the curved surface formed by the rollable portion 150b is small (or the curvature is large), flexibility may be further secured by reducing the second thickness t2 .
- the first part 155a and the third part 155c may be included in the base part 150a of the display 150
- the second part 155b may be a rollable part ( 150b) (or rollable portion 150b and extended portion 150c).
- the boundary between the second portion 155b and the third portion 155c may be substantially collinear with the boundary between the base portion 150a and the rollable portion 150b.
- the first portion 155a and the third portion 155c may overlap the base portion 150a.
- the third portion 155c may face the first panel region 151a of the panel layer 151 with the reinforcement layer 153 interposed therebetween.
- the third portion 155c may be disposed on the first panel area 151a.
- the first panel area 151a of the panel layer 151 is a third portion from the first portion 155a of the cover layer 155 when the base portion 150a of the display 150 is viewed from above.
- a portion of the second portion 155b may overlap through (155c).
- both sides of the reinforcement layer 153 may be adhered to the cover layer 155 and the panel layer 151 between the cover layer 155 and the panel layer 151 , respectively.
- the reinforcing layer 153 may be formed in a shape corresponding to the thickness of the cover layer 155 to fill the space between the cover layer 155 and the panel layer 151 .
- the reinforcing layer 153 may include a first thickness compensating part 153a corresponding to the first part 155a, a second thickness compensating part 153b corresponding to the second part 155b, and a third part ( A third thickness compensating portion 153c corresponding to 155c may be included.
- the second thickness compensating part 153b may be formed to be thicker than the first thickness compensating part 153a.
- the thickness of the third thickness compensating part 153c may gradually increase toward the second thickness compensating part 153b between the first thickness compensating part 153a and the second thickness compensating part 153b.
- the reinforcing layer 153 may form one layer having a uniform thickness together with the cover layer 155 .
- the sum of the first thickness t1 of the first portion 155a of the cover layer 155 and the thickness of the first thickness compensating portion 153a of the reinforcing layer 153 is the thickness of the cover layer 155 . It may be substantially equal to the sum of the second thickness t2 of the second portion 155b and the thickness of the second thickness compensating portion 153b of the reinforcing layer 153 .
- the reinforcing layer 153 compensates for the thickness difference of the cover layer 155 so that when the cover layer 155 is adhered to the panel layer 151 , an air layer (eg, an air gap) is not formed between them.
- an air layer eg, an air gap
- the reinforcing layer 153 may compensate for a change in refractive index according to a thickness difference of the cover layer 155 .
- the reinforcing layer 153 may include a soft material to reinforce strength and elasticity when at least a portion of the rollable portion 150b is deformed while being rolled by the first roller 191 .
- the reinforcing layer 153 may be formed of a material having relatively stronger ductility than the cover layer 155 .
- the reinforcing layer 153 may be implemented using a synthetic resin, which may include acrylic, epoxy, silicone, or urethane.
- the reinforcement layer 153 may include an optical clear resin (OCR).
- an adhesive member may be disposed between at least a portion of the plurality of layers.
- an adhesive member may be disposed between the protective layer 157 and the cover layer 155 and between the reinforcing layer 153 and the panel layer 151 , respectively.
- the adhesive member may include various types of adhesives and resins.
- the adhesive member may include a pressure sensitive adhesive (PSA), an optical clear adhesive (OCA), or a photosensitive adhesive (eg, UV resin).
- the thickness of the cover layer 155 disposed on the base portion 150a of the display 150 is thicker than the thickness of the reinforcing layer 153 , which is relatively soft.
- the strength of the display 150 can be secured.
- the shape of the rollable part 150b may be flexibly deformed to a curved surface and a flat surface, and a repulsive force may be reduced in the process of the shape of the rollable part 150b being deformed.
- FIG. 7 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- FIG. 7A illustrates a shape of a display when the electronic device is in a first state.
- FIG. 7B illustrates the shape of the display when the electronic device is in the second state.
- the display 150 may include a panel layer 151 , a reinforcement layer 153 , a cover layer 155 , and a protection layer 157 .
- Some of the components of the display 150 illustrated in FIG. 7 may be the same as or similar to some of the components of the display 150 illustrated in FIG. 6 .
- FIG. 7 shows a cover by further including a fourth part 155d and a fifth part 155e that are thickly extended from the second part 155b of the cover layer 155 as compared with the display 150 shown in FIG. 6 .
- An embodiment in which the thickness of the layer 155 is increased again is illustrated.
- overlapping descriptions will be omitted and the changed contents will be mainly described.
- the cover layer 155 is formed between the first part 155a, the second part 155b having a thickness smaller than that of the first part 155a, and the first part 155a and the second part 155b.
- a third part 155c disposed in the , a fourth part 155d having a thickness greater than that of the second part 155b, and a fifth part 155e disposed between the second part 155b and the fourth part 155d ) may be included.
- the cover layer 155 may have a third portion 155c extending from the first portion 155a, a second portion 155b extending from the third portion 155c, and a second portion ( The fifth part 155e may extend from 155b) and the fourth part 155d may extend from the fifth part 155e.
- the cover layer 155 may be formed in a shape in which a relatively thin second part 155b is disposed between the first part 155a and the fourth part 155d.
- the fifth part 155e may be a part whose thickness is deformed between the second part 155b and the fourth part 155d.
- the thickness of the fifth part 155e may gradually increase from the second part 155b to the fourth part 155d direction.
- the thickness of the fourth part 155d may be substantially the same as the thickness of the first part 155a.
- the thickness of the fourth portion 155d may be maintained at the first thickness (eg, the first thickness t1 of FIG. 6 ).
- the present invention is not limited thereto, and the thickness of the fourth part 155d may be thicker than that of the first part 155a or thinner than the first part 155a and thicker than the second part 155b. .
- the first portion 155a and the third portion 155c are included in the base portion 150a of the display 150
- the second portion 155b is the rollable portion 150b of the display 150
- the fourth part 155d and the fifth part 155e may be included in the extended part 150c of the display 150
- the boundary between the second portion 155b and the fifth portion 155e may be substantially collinear with the boundary between the rollable portion 150b and the extended portion 150c.
- the first portion 155a and the third portion 155c may overlap the extended portion 150c.
- the reinforcing layer 153 may be formed so that a thickness of a region included in the extended portion 150c is thinner than a thickness of a region included in the rollable portion 150b to correspond to the shape of the cover layer 155 . have.
- the reinforcement layer 153 corresponds to the first thickness compensation portion 153a corresponding to the first portion 155a, the second thickness compensation portion 153b corresponding to the second portion 155b, and the third portion 155c.
- a fourth thickness compensating part 153d corresponding to the fourth part 155d and a fifth thickness compensating part 153e corresponding to the fifth part 155e are further added. may include
- the first part 155a and the fourth part 155d having a thickness greater than that of the second part 155b with the second part 155b of the cover layer 155 interposed therebetween.
- the reinforcing layer 153 when the reinforcing layer 153 is formed through a process of filling the cover layer 155 with the resin, the filling of the resin can be easily performed, and the handling can be easy.
- the display 150 is included (or disposed) in the base portion 150a and the extension portion 150c that maintain a flat surface regardless of the state of the electronic device (eg, the electronic device 100 of FIGS. 1 to 4 ).
- the first portion 155a and the fourth portion 155d may be formed to be thicker than the second portion 155b included in (or disposed on) the rollable portion 150b. Through this, the flexibility of the rollable portion 150b is secured when the electronic device 100 is deformed, and the base portion 150a and the extension portion supporting both ends of the rollable portion 150b. By increasing the rigidity of 150c, the strength of the display 150 may be secured.
- FIG. 8 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- the display 160 may include a panel layer 161 , a reinforcement layer 162 , and a cover layer 165 .
- Some of the components of the display 160 shown in FIG. 8 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ), and FIG. 8 is a protective layer (eg, the protective layer 157 of FIG. 6 ) may be omitted.
- FIG. 8 shows another embodiment in which the structure of the cover layer 165 is changed as compared to the display 160 shown in FIG. 6 .
- overlapping descriptions will be omitted and the changed contents will be mainly described.
- the display 160 has a structure in which the cover layer 165 is at least partially stacked with a plurality of layers (eg, the first layer 163 and the second layer 164 ). It can be configured to have The cover layer 165 may include a first layer 163 and a second layer 164 disposed on at least a portion of the first layer 163 .
- the first layer 163 may be included in the base portion 160a, the rollable portion 160b, and the extension portion 160c of the display 160 .
- the first layer 163 may extend over the base portion 160a , the rollable portion 160b , and the extension portion 160c of the display 160 .
- the first layer 163 may extend to a uniform thickness.
- a protective layer eg, the protective layer 157 of FIG. 6
- a portion of the first layer 163 may be disposed between the protective layer 157 and the reinforcing layer 162 , and the remaining portion may be disposed between the protective layer 157 and the second layer 164 .
- the second layer 164 may be included in the base portion 160a of the display 160 .
- the second layer 164 may be stacked on a partial region of the first layer 163 to be disposed on the base portion 160a.
- An adhesive member 169 may be disposed between the second layer 164 and the first layer 163 .
- the second layer 164 may be adhered to a region included in the base portion 160a of the first layer 163 .
- the second layer 164 may overlap the base portion 160a of the display 160 and may not overlap the rollable portion 160b.
- the second layer 164 may be formed to be thicker than the first layer 163 .
- the present invention is not limited thereto, and the thickness of the second layer 164 may be substantially the same as the thickness of the first layer 163 or may be formed thinner.
- the adhesive member 169 may adhere the second layer 164 to the first layer 163 .
- the adhesive member 169 may include a pressure sensitive adhesive (PSA), an optical clear adhesive (OCA), or a photosensitive adhesive (eg, UV resin).
- PSA pressure sensitive adhesive
- OCA optical clear adhesive
- UV resin photosensitive adhesive
- the adhesive member 169 may be formed of substantially the same material as the reinforcing layer 162 .
- the adhesive member 169 is not limited to the above-described examples, and may be implemented using various adhesives capable of bonding the first layer 163 and the second layer 164 to each other.
- the cover layer 165 includes the first portion 165a, the second portion 165b having a relatively thinner thickness than the first portion 165a, and the first portion 165a and the second portion 165b. It may include a third portion 165c whose thickness is deformed therebetween.
- the first part 165a and the third part 165c may be included in the base part 160a, and the second part 165b may be included in the rollable part 160b.
- the first portion 165a and the third portion 165c of the cover layer 165 include a partial region (eg, the third section 163a and the fourth section 163b) of the first layer 163 and the second section 163b. It may be formed by layer 164 .
- the second portion 165b of the cover layer 165 may be formed by the remaining partial region (eg, the fifth section 163c) of the first layer 163 .
- the second layer 164 may include a first section 164a having a uniform thickness and a second section 164b having a gradually decreasing thickness.
- the second section 164b may be formed in a chamfer and/or round shape.
- the first layer 163 includes a third section 163a overlapping the first section 164a, a fourth section 163b overlapping the second section 164b, and a third section 163a and a fourth section ( A fifth section 163c that is a section other than 163b) may be included.
- the first portion 165a of the cover layer 165 may be formed by the first section 164a of the second layer 164 and the third section 163a of the first layer 163 .
- the second portion 165b of the cover layer 165 may be formed by the fifth section 163c of the first layer 163 .
- the third portion 165c of the cover layer 165 may be formed by the second section 164b of the second layer 164 and the fourth section 163b of the first layer 163 .
- the first portion 165a and the third portion 165c of the cover layer 165 included in the base portion 160a of the display 160 include the first layer 163 and the second layer ( 164 , and the second portion 165b may be configured as a single layer of the first layer 163 . Accordingly, the cover layer 165 may be formed to have different thicknesses corresponding to the base portion 160a and the rollable portion 160b of the display 160 .
- FIG. 9 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- the display 170 may include a panel layer 171 , a reinforcement layer 172 , and a cover layer 176 .
- Some of the components of the display 170 shown in FIG. 9 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ), and FIG. 9 shows a protective layer (eg, the protective layer 157 of FIG. 6 ) may be omitted.
- cover layer 176 in the display illustrated in FIG. 8 (eg, the display 160 of FIG. 8 ) further includes a third layer 175 .
- a third layer 175 An example is shown. Hereinafter, overlapping description will be omitted, and the changed content will be mainly described.
- the cover layer 176 is at least partially formed of a plurality of layers (eg, the first layer 173 , the second layer 174 , and the third layer 175 ). )) may be configured to have a stacked structure.
- the cover layer 176 includes a first layer 173 , a second layer 174 disposed on a portion of the first layer 173 , and a third layer 175 disposed on another portion of the first layer 173 .
- the first layer 173 may extend to have a uniform thickness over the base portion 170a, the rollable portion 170b, and the extension portion 170c of the display 170 .
- the second layer 174 may be stacked on a partial area of the first layer 173 to be disposed on the base portion 170a of the display 170 .
- the third layer 175 may be stacked on the remaining partial area of the first layer 173 to be disposed on the rollable portion 170b of the display 170 .
- An adhesive member 179 may be disposed between the first layer 173 and the second layer 174 and between the first layer 173 and the third layer 175 .
- the third layer 175 may be included in the rollable portion 170b of the display 170 .
- the third layer 175 may be adhered to a region included in the rollable portion 170b of the first layer 173 .
- the third layer 175 may overlap the rollable portion 170b of the display 170 and may not overlap the base portion 170a.
- the third layer 175 may extend to have a uniform thickness.
- the third layer 175 may be formed to have a relatively thin thickness compared to the second layer 174 or may be formed of a material having relatively low rigidity.
- the second layer 174 and the third layer 175 may be configured as separate parts, and each end may be spaced apart from each other.
- the present invention is not limited to the illustrated embodiment, and according to various embodiments of the present disclosure, the second layer 174 and the third layer 175 may be integrally formed to be configured as one component.
- the first portion 176a of the cover layer 176 may be formed by the first section 174a of the second layer 174 and the third section 173a of the first layer 173 . have.
- the second portion 176b of the cover layer 176 may be formed by the fifth section 173c and the third layer 175 of the first layer 173 .
- the third portion 176c of the cover layer 176 may be formed by the second section 174b of the second layer 174 and the fourth section 173b of the first layer 173 .
- the third layer 175 is formed to be thinner than the second layer 174
- the first portion 176a of the cover layer 176 may be formed to be relatively thicker than the second portion 176b.
- the first portion 176a and the third portion 176c of the cover layer 176 included in the base portion 170a of the display 170 include the first layer 173 and the second layer ( 174 , and the second portion 176b may have a stacked structure of the first layer 173 and the third layer 175 .
- the cover layer 176 may be formed to have a different thickness corresponding to each part of the display 170 .
- the third layer 175 may have the same thickness as the second layer 174 and may be formed of a material having relatively low rigidity.
- the second portion 176b of the cover layer 176 has the same thickness as the first portion 176a, but has relatively less rigidity than the first portion 176a, so that the display 170 is rollable.
- the portion 170b is deformed, it is possible to secure flexibility and reduce repulsive force.
- FIG. 10 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- the display 180 may include a panel layer 181 , a reinforcement layer 182 , and a cover layer 185 .
- Some of the components of the display 180 shown in FIG. 10 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ), and FIG. 10 is a protective layer (eg, the protective layer 157 of FIG. 6 ) may be omitted.
- FIG. 10 shows another embodiment in which the structure of the cover layer 185 is changed as compared with the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ). Describe the content.
- the cover layer 185 has a structure in which a plurality of layers (eg, a first layer 183 and a second layer 184) are stacked, and a plurality of A plurality of through-holes 1841 may be formed in at least one of the layers of
- the display 180 according to the embodiment of FIG. 10 is the display described above with reference to FIGS. 6 to 9 (eg, the display 150 of FIGS. 6 and 7 , the display 160 of FIG. 8 , or the display of FIG. 9 ) (170)) different from securing the flexibility of the rollable part by varying the thickness of the cover layer 185, the rollable part (or by varying the rigidity (or density) through the hole formed in the cover layer 185) 180b) can be secured.
- the cover layer 185 may include a first layer 183 and a second layer 184 having a plurality of through holes 1841 formed in at least a portion thereof, and stacked with the first layer 183 .
- An adhesive member 189 may be disposed between the first layer 183 and the second layer 184 .
- the second layer 184 may be formed to be thicker than the first layer 183 .
- the present invention is not limited thereto, and the thickness of the second layer 184 may be substantially the same as the thickness of the first layer 183 or may be formed thinner.
- the second layer 184 may include a first section 184a and a second section 184b extending from the first section 184a and in which a plurality of through-holes 1841 are formed. .
- the rigidity (or density) may be lower than that of the first section 184a.
- a reinforcing layer 182 may be disposed inside the plurality of through-holes 1841 .
- the reinforcement layer 182 may be disposed between the panel layer 181 and the second layer 184 , and at least a portion thereof may be located inside the plurality of through holes 1841 .
- the reinforcing layer 182 fills the inside of the plurality of through-holes 1841 to compensate for a difference in refractive index that occurs when the plurality of through-holes 1841 are formed. Through this, visibility of the display 180 may be improved.
- the plurality of through-holes 1841 may be formed to have different sizes and/or shapes within the second section 184b.
- the size of the through-hole 1841 positioned adjacent to the first section 184a among the plurality of through-holes 1841 is the size of the through-hole 1841 positioned relatively far from the first section 184a. can be made larger.
- the size of the through-hole 1841 positioned adjacent to the first section 184a among the plurality of through-holes 1841 is the size of the through-hole 1841 positioned relatively far from the first section 184a. It may be formed smaller than the size.
- the through-hole 1841 in the second layer 184, the through-hole 1841 is formed to be large in the section requiring relatively flexibility, and the through-hole 1841 is formed to be small in the section where relatively rigidity is required. can do.
- the cover layer 185 may change the rigidity (or density) of the cover layer 185 by forming a plurality of through holes 1841 in a partial region of the second layer 184 .
- the present invention is not limited to the illustrated embodiment, and according to various embodiments of the present disclosure, the cover layer 185 forms a plurality of recesses (not shown) in some areas instead of the plurality of through holes 1841 . By doing so, the rigidity (or density) of the cover layer 185 may be different.
- the first section 184a of the second layer 184 is disposed on the base portion 180a of the display 180
- the second section 184b is the rollable portion 180b of the display 180 .
- the first layer 183 may include a third section 183a overlapping the first section 184a and a fourth section 183b overlapping the second section 184b.
- the first portion 185a of the cover layer 185 may be formed by a first section 184a of the second layer 184 and a third section 183a of the first layer 183 .
- the second portion 185b of the cover layer 185 may be formed by the second section 184b of the second layer 184 and the fourth section 183b of the first layer 183 .
- a plurality of through holes 1841 are formed in the second portion 185b of the cover layer 185 included in the rollable portion 180b of the display 180 , so that the base of the display 180 is formed.
- the rigidity may be relatively lower than that of the first portion 185a of the cover layer 185 included in the portion 180a.
- FIG. 11 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- displays 150 ′, 160 ′, and 180 ′ may include cover layers 155 , 165 , 185 and reinforcement layers 153 , 162 , and 182 .
- Some of the components of the displays 150', 160', and 180' shown in FIG. 11 are the displays shown in FIGS. 6 to 10 (eg, the displays 150, 160, 170, 180 of FIGS. 6 to 10). ) may be the same as or similar to some of the components, and overlapping descriptions will be omitted below.
- the displays 150 ′, 160 ′, and 180 ′ include base portions 150a , 160a , 180a , and a rollable portion 150b extending from the base portions 150a , 160a and 180a. , 160b, 180b) and extending portions 150c, 160c, and 180c extending from the rollable portions 150b, 160b, and 180b.
- the base portions 150a, 160a, and 180a maintain and/or fix their shape regardless of the state (eg, the first state and the second state) of the electronic device (eg, the electronic device 100 of FIGS. 1 to 4 ). can be
- the base portions 150a, 160a, and 180a of the displays 150', 160', and 180' may be formed to have one end bent.
- the base portions 150a, 160a, 180a may include planar portions 150d, 160d, 180d and bending portions 150e, 160e, 180e extending from the planar portions 150d, 160d, 180d.
- the bending portions 150e, 160e, and 180e may extend bent from one end of the planar portions 150d, 160d, and 180d.
- bending portions 150e, 160e, and 180e may extend from one end of the planar portions 150d, 160d, and 180d, and rollable portions 150b, 160b, and 180b may extend from the other end.
- the bending portions 150e, 160e, and 180e may be formed to correspond to various embodiments of the displays 150', 160', and 180', respectively.
- FIG. 11A illustrates an embodiment in which the base portion 150a includes the bending portion 150e in the display illustrated in FIG. 6 (eg, the display 150 of FIG. 6 ).
- 11B illustrates an embodiment in which the base portion 160a includes the bending portion 160e in the display illustrated in FIG. 8 (eg, the display 160 of FIG. 8 ).
- 11C illustrates an embodiment in which the base portion 180a includes the bending portion 180e in the display illustrated in FIG. 10 (eg, the display 180 of FIG. 10 ).
- the shapes of the base portions 150a, 160a, and 180a illustrated in FIG. 11 may be equally applied to the display illustrated in FIG. 9 (eg, the display 170 of FIG. 9 ).
- the displays 150', 160', 180 ' may be formed in a shape in which one end is bent to correspond to the bending portions 150e, 160e, and 180e.
- the reinforcing layers 153 , 162 , 182 and the cover layers 155 , 165 , and 185 may be formed in a shape in which one end is bent to correspond to the bending portions 150e , 160e , and 180e .
- the protective layer and the panel layer may be formed in a shape in which one end is bent to correspond to the bending portions 150e, 160e, and 180e.
- the bending portions 150e, 160e, and 180e may be bent from the planar portions 150d, 160d, and 180d while having a predetermined curvature.
- the bending portions 150e, 160e, and 180e may be formed to have a first radius of curvature r1.
- the rollable portions 150b, 160b, and 180b may extend from the planar portions 150d, 160d, and 180d to have a second radius of curvature r2.
- the first radius of curvature r1 and the second radius of curvature r2 may be substantially the same.
- one end of the base portions 150a, 160a, 180a is bent by a curvature substantially equal to that of the rollable portions 150b, 160b, 180b extending from the base portions 150a, 160a, 180a, so that the electronic device The finish and completeness can be improved.
- the screen is displayed (or output) on a part of the rollable parts 150b, 160b, 180b together with the base parts 150a, 160a, 180a, the user can display the displays 150', 160', 180'.
- portions of the rollable portions 150b, 160b, and 180b and the bending portions 150e, 160e, and 180e may be symmetrical with respect to the planar portions 150d, 160d, and 180d.
- the bending portions 150e, 160e, and 180e may be bent to have substantially the same radius of curvature as the rollable portions 150b, 160b, and 180b, but is not limited thereto.
- the first radius of curvature r1 of the bending portions 150e, 160e, and 180e is greater than the second radius of curvature r2 of the rollable portions 150b, 160b, 180b, or It may be formed small.
- FIG. 12 is a cross-sectional view of a portion of a display according to an embodiment.
- the displays 150", 160", and 180" include panel layers 151, 161, and 181, reinforcing layers 153', 162', and 182', and a cover layer 155. , 165, 185.
- Some of the components of the displays 150", 160", and 180" shown in Fig. 12 are the displays shown in Figs. may be the same as or similar to some of the components of the display 150 , 160 , 170 , 180 ).
- FIG. 12 shows the reinforcing layers 153', 162', 182' when compared to the displays shown in FIGS. 6-10 (eg, displays 150, 160, 170, 180 of FIGS. 6-10). Another embodiment in which the structure is changed is shown. Hereinafter, redundant descriptions will be omitted and the changed contents will be mainly described.
- the reinforcement layer 153 ′ may be disposed between a portion of the cover layer 155 and the panel layer 151 .
- the reinforcement layer 153 ′ may be disposed on the second portion 155b and the third portion 155c of the cover layer 155 .
- the reinforcing layer 153 ′ is between the second portion 155b of the cover layer 155 and the panel layer 151 , and the third portion 155c of the cover layer 155 and the panel layer 151 . can be placed between them.
- the reinforcing layer 153 ′ may not be disposed between the first portion 155a of the cover layer 155 and the panel layer 151 .
- the reinforcing layer 153 ′ is disposed on the second portion 155b and the third portion 155c of the cover layer 155 , thereby providing a space between the first portion 155a and the second portion 155b.
- the thickness difference and the thickness difference between the first part 155a and the third part 155c may be compensated.
- the reinforcing layer 153 ′ may be formed in a state in which the first portion 155a of the cover layer 155 is disposed on the panel layer 151 , and the remainder of the cover layer 155 except for the first portion 155a is formed. It is disposed between the second part 155b and the panel layer 151 and between the third part 155c and the panel layer 151 so that a space (eg, an air layer) is not formed between the regions and the panel layer 151 .
- a space eg, an air layer
- the cover layer 165 may include a first layer 163 and a second layer 164 .
- the reinforcement layer 162 ′ may be disposed between a portion of the first layer 163 and the panel layer 161 and between a portion of the second layer 164 and the panel layer 161 .
- the reinforcement layer 162 ′ may be disposed on the second portion 165b and the third portion 165c of the cover layer 165 .
- a portion of the reinforcement layer 162 ′ may be disposed between the second section 164b of the second layer 164 and the panel layer 161 .
- the remaining portion of the reinforcing layer 162 ′ may be disposed between the fifth section 163c of the first layer 163 and the panel layer 161 .
- the reinforcement layer 162 ′ may not be disposed between the first section 164a of the second layer 164 and the panel layer 161 .
- the reinforcement layer (eg, the reinforcement layers 155 and 165 of FIGS. 6 and 8 ) of the display shown in FIGS. 6 and 8 is the second Unlike extending between the first part (eg, the first parts 155a and 165a of FIGS. 6 and 8 ) and the panel layer (eg, the panel layers 151 , 161 of FIGS. 6 and 8 ), in FIG.
- the reinforcing layers 153', 162' are not disposed between the first portions 155a, 165a and the panel layers 151, 161. Instead, the first portions 155a and 165a may be directly attached to the panel layers 151 and 161 . Through this, the overall thickness of the displays 150" and 160" may be relatively reduced.
- the cover layer 185 may include a first layer 183 and a second layer 184 .
- the reinforcement layer 182 ′ may be disposed between at least a portion of the first layer 183 and the panel layer 181 .
- the reinforcing layer 182 ′ may be disposed inside a plurality of through-holes (eg, a plurality of through-holes 1841 in FIG. 10 ) (or a plurality of recesses) formed in the second layer 184 .
- the reinforcing layer 182 ′ may be disposed inside the plurality of through holes 1841 , and thus may be at least partially disposed between the first layer 183 (or the adhesive member 189 ) and the panel layer 181 .
- the reinforcement layer 182 ′ may not be disposed between the second layer 184 and the panel layer 181 .
- a portion of the reinforcement layer (eg, the reinforcement layer 182 of FIG. 10 ) of the display shown in FIG. 10 has a plurality of through-holes (eg, the plurality of through-holes ( 1841)), and the other part extends to be disposed between the second layer 184 and the panel layer 181, the display 180" shown in FIG. 12(c) has a reinforcing layer ( 182 ′ is disposed only inside the plurality of through holes 1841 , and the first section 184a and the second section 184b of the second layer 184 may be directly attached to the panel layer 181 . Through this, the overall thickness of the display 180 ′′ may be relatively reduced.
- FIG. 13 is a diagram illustrating a first state and a second state of an electronic device according to an exemplary embodiment.
- FIG. 13A illustrates a first state of the electronic device
- FIG. 13B illustrates a second state of the electronic device.
- the electronic device 200 includes a first structure 210 (eg, the first structure 110 of FIGS. 1 to 4 ) and a second structure 220 (eg: The second structure 140 of FIGS. 1 to 4 ), a third structure 230 , and a display 240 (eg, the display 150 of FIGS. 1 to 4 ) may be included.
- a first structure 210 eg, the first structure 110 of FIGS. 1 to 4
- a second structure 220 eg: The second structure 140 of FIGS. 1 to 4
- a third structure 230 eg, the display 150 of FIGS. 1 to 4
- a display 240 eg, the display 150 of FIGS. 1 to 4
- Some of the components of the electronic device 200 shown in FIG. 13 are the same as or similar to some of the components of the electronic device shown in FIGS. 1 to 4 (eg, the electronic device 100 of FIGS. 1 to 4 ). can do.
- the electronic device 200 may include a first state (eg, a closed state or a reduced mode) and a second state (eg, an open state or a reduced mode).
- the first state and the second state may be determined according to the relative positions of the second structure 220 and the third structure 230 with respect to the first structure 210 .
- the first state may mean a state in which the area (or size) of the display 240 exposed to the front of the electronic device 200 is relatively reduced.
- the second state may refer to a state in which the area (or size) of the display 240 exposed to the front of the electronic device 200 is relatively expanded.
- a portion of the second structure 220 eg, a side portion facing the y-axis direction
- a part of the third structure 230 eg, a side portion facing the y-axis direction
- the second structure 220 and the third structure 230 are closed with respect to the first structure 210 (closed state)
- a portion of the second structure 220 and a portion of the third structure 230 exit from the first structure 210 so that the second structure 220 and the third structure 230 are separated from the first structure ( 210 may be in an open state.
- the second structure 220 and the third structure 230 may slide relative to the first structure 210 .
- the first structure 210 may be a fixed structure
- the second structure 220 and the third structure 230 may be structures that are relatively movable with respect to the second structure 220 .
- the second structure 220 and the third structure 230 may be slidably coupled to both sides of the first structure 210 .
- the second structure 220 is slidable in both directions (eg, +x/-x-axis direction) with respect to the first structure 210 on one side (eg, -x-axis direction) of the first structure 210 .
- the third structure 230 is slidable in both directions (eg, +x/-x-axis direction) with respect to the first structure 210 on the other side of the first structure 210 (eg, +x-axis direction).
- the second structure 220 and the third structure 230 may be disposed to face each other with the first structure 210 interposed therebetween.
- the second structure 220 and the third structure 230 may be configured to slide independently with respect to the first structure 210 or to slide by interlocking with each other.
- the sliding operation of the second structure 220 and the sliding operation of the third structure 230 are independent, the second structure 220 does not move, and only the third structure 230 with respect to the first structure 210 .
- the third structure 230 may not move, and only the second structure 220 may move with respect to the first structure 210 .
- the sliding operation of the second structure 220 and the third structure 230 is interlocked with each other, when any one of the second structure 220 and the third structure 230 moves with respect to the first structure 210 , the remaining One may move together (or simultaneously) one after another.
- the third structure 230 moves in the second direction D2 with respect to the second structure 220 .
- the electronic device 200 interlocks for interworking the first structure 210 , the second structure 220 , and the third structure 230 with each other. It may include a structure (not shown).
- the electronic device 200 may be deformed into the first state and the second state as the second structure 220 and the third structure 230 slide with respect to the first structure 210 .
- the first state may be a state in which the area of the display 240 exposed to the front of the electronic device 200 is reduced to a minimum.
- the second state may be a state in which the area of the display 240 exposed to the front of the electronic device 200 is maximized.
- the electronic device 200 may further include an intermediate state between the first state and the second state.
- the intermediate state may be understood as any state before the transformation is completed in the operation of transforming from the first state to the second state, or from the second state to the first state.
- the area of the display 240 exposed to the front of the electronic device 200 may be larger than the exposed area in the first state and smaller than the exposed area in the second state.
- the second structure 220 moves in the first direction D1 with respect to the first structure 210 in the first state (eg, the state of FIG. 13A ). and the second structure 220 may be deformed to a second state (eg, state (b) of FIG. 13 ) by moving in the second direction D2 with respect to the first structure 210 .
- the second structure 220 moves in the second direction D2 with respect to the first structure 210
- the third structure 230 moves to the first structure 210 .
- it may be deformed to the first state.
- the size (or area) of the area exposed to the front of the electronic device 200 may be changed in response to the sliding operation of the second structure 220 and the third structure 230 .
- the display 240 slides between the second structure 220 and the third structure 230 in a state supported by at least one of the first structure 210 , the second structure 220 , and the third structure 230 .
- the exposure area may be expanded or contracted according to the operation.
- the display 240 may include a basic area 240 - 1 and extended areas 240 - 2 and 240 - 3 extending from the basic area 240 - 1 .
- the basic area 240 - 1 may remain exposed to the front of the electronic device 200 .
- the area exposed to the front of the electronic device 200 may be variable in the extension regions 240 - 2 and 240 - 3 according to the state of the electronic device 200 .
- the basic area 240 - 1 may mean a partial area of the display 240 that is visually exposed to the front of the electronic device 200 in the first state.
- the extended regions 240 - 2 and 240 - 3 are located inside the electronic device 200 in the first state, and at least a part of the extended areas 240 - 2 and 240 - 3 come out from the inside of the electronic device 200 in the second state and thus the front surface of the electronic device 200 . may mean an area that is visually exposed.
- the extended areas 240 - 2 and 240 - 3 may be disposed on both sides of the basic area 240 - 1 .
- the extension areas 240 - 2 and 240 - 3 may include a first extension area 240 - 2 and a second extension area 240 - 3 facing each other with the base area 240 - 1 interposed therebetween.
- the first extension region 240 - 2 may extend from one side (eg, an edge in the -x-axis direction) of the base region 240 - 1
- the second extension region 240 - 3 is the base region 240 - 1 . It may extend from the other side (eg, an edge in the +x-axis direction) of the region 240 - 1 .
- the first extension region 240 - 2 may be supported by at least a portion of the second structure 220
- the second extension region 240 - 3 may be supported by at least a portion of the third structure 230 . can be supported by
- the extended areas 240 - 2 and 240 - 3 may be configured to form a pair facing each other with the basic area 240 - 1 interposed therebetween.
- this is an example, and the positions and/or the number of extension regions 240 - 2 and 240 - 3 are not limited to the illustrated embodiment.
- the extended areas 240 - 2 and 240 - 3 may be disposed on only one side of the basic area 240 - 1 .
- the basic region 240 - 1 forms the front surface of the electronic device 200
- the extended regions 240 - 2 and 240 - 3 are located inside the electronic device 200
- the second state may be a state in which at least a portion of the extended regions 240 - 2 and 240 - 3 forms the front surface of the electronic device 200 together with the basic region 240 - 1 .
- the extended areas 240 - 2 and 240 - 3 are additionally exposed to the front of the electronic device 200 in the second state, so that the exposed area of the display 240 may be expanded.
- the electronic device 200 displays a screen display area expanded from the first state as a screen can be displayed on a part of the extended areas 240-2 and 240-3 together with the basic area 240-1 in the second state.
- the display 240 extends to both sides from the base portion 240a and the base portion 240a maintaining a flat surface regardless of the state of the electronic device 200 , and according to the state of the electronic device 200 ,
- the shape may include rollable portions 240b and 240c that are deformed into curved and flat surfaces.
- the rollable portions 240b and 240c include a first rollable portion 240b extending from the base portion 240a in a first direction D1 and a second rollable portion 240b extending from the base portion 240a in a second direction D2 . It may include a rollable portion 240c.
- the detailed configuration of the display 240 will be described in more detail below with reference to FIG. 14 .
- the basic area 240 - 1 may be formed by a base portion 240a and a portion of the rollable portions 240b and 240c, and the extended areas 240 - 2 and 240 - 3 are It may be formed by the remaining portions except for the rollable portions 240b and 240c included in the basic area 240 - 1 .
- the area of the base region 240 - 1 may be larger than the area of the surface of the base portion 240a.
- the area of the base region 240 - 1 may be substantially the same as the area of the surface of the base portion 240a.
- the base portion 240a of the display 240 is exposed to the front of the electronic device 200 , and the rollable portions 240b and 240c are positioned inside the electronic device 200 ,
- the base region 240 - 1 may be formed by the base portion 240a.
- FIG. 14 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- Fig. 14(a) shows the shape of the display when the electronic device is in the first state
- Fig. 14(b) shows the shape of the display when the electronic device is in the second state
- Fig. 14(a) shows a cross-section E-E' of the display shown in Fig. 13(a)
- Fig. 14(b) shows a cross-section F-F' of the display shown in Fig. 13(b).
- a display 240 of an electronic device (eg, the electronic device 200 of FIG. 13 ) according to an exemplary embodiment includes a base portion 240a and a rollable portion 240b extending from the base portion 240a. , 240c) may be included.
- the base portion 240a may form the front surface of the electronic device 200 , and may maintain and/or be fixed in shape regardless of the state of the electronic device 200 .
- the rollable parts 240b and 240c may be flexibly extended from the base part 240a to have variability in shape, so that the shape of the electronic device 200 may change as the state of the electronic device 200 changes.
- the base portion 240a may form a substantially planar surface.
- the rollable parts 240b and 240c may be partially deformed into curved and flat surfaces in response to the state of the electronic device 200 .
- the base portion 240a may be maintained in a planar state in a first state (eg, state (a) of FIG. 13 ) and a second state (eg, state of (b) of FIG. 13 ).
- the first state the rollable portions 240b and 240c may form a curved surface with a portion adjacent to the base portion 240a and a flat surface with the remainder facing the base portion 240a.
- the rollable portions 240b and 240c may form a flat surface while a portion adjacent to the base portion 240a is disposed side by side with the base portion 240a, and the remainder may form a curved surface.
- the rollable portions 240b and 240c include a first rollable portion 240b extending in the first direction D1 from one end (eg, the -x-axis direction end) of the base portion 240a, and A second rollable portion 240c extending in the second direction D2 from the other end (eg, the +x-axis direction end) of the base portion 240a may be included.
- the first rollable portion 240b and the second rollable portion 240c may be symmetrical with respect to the base portion 240a. In the first state, the first rollable portion 240b may extend while being bent from one end of the base portion 240a, and the second rollable portion 240c may extend while being bent from the other end of the base portion 240a.
- the first rollable portion 240b may extend in parallel from one end of the base portion 240a and may be bent from the middle portion, and the second rollable portion 240c may be the other end of the base portion 240a. It can extend parallel from the end and bend from the middle.
- the display 240 further includes a first extension portion 240d extending from the first rollable portion 240b and a second extension portion 240e extending from the second rollable portion 240c can do.
- the first extension portion 240d and the second extension portion 240e may be maintained in a plane while being parallel to the base portion 240a regardless of the state of the electronic device 200 .
- the first extension portion 240d may face the base portion 240a in the first state and may face portions of the rollable portions 240b and 240c in the second state.
- the second extension portion 240e may face the base portion 240a in the first state and may face a portion of the second rollable portion 240c in the second state.
- the structure of the display 240 is not limited to the illustrated embodiment, and may be changed according to various embodiments of the present disclosure.
- the display 240 may not include the first extension portion 240d or the second extension portion 240e.
- the first extension portion 240d or the second extension portion 240e may extend shorter from the rollable portions 240b and 240c, or be longer to face the base portion 240a in the second state. may be extended.
- the display 240 includes a plurality of layers extending from the base portion 240a across the rollable portions 240b and 240c to the first extension portion 240d and the second extension portion 240e. 241, 243, 245, 247).
- the plurality of layers of the display 240 include a panel layer 241 (eg, the panel layer 151 of FIG. 6 ), a reinforcement layer 243 (eg, the reinforcement layer 153 of FIG. 6 ), and a cover layer 245 ). (eg, the cover layer 155 of FIG. 6 ) and a protection layer 247 (eg, the protection layer 157 of FIG. 6 ).
- Some of the components of the display 240 shown in FIG. 14 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ).
- the cover layer 245 includes a first portion 245a, a second portion 245b having a thickness smaller than that of the first portion 245a, a fourth portion 245c, a first portion 245a, and It may include a third part 245d disposed between the second part 245b and a fifth part 245e disposed between the first part 245a and the fourth part 245c.
- the third portion 245d may extend from the first portion 245a in the first direction D1
- the second portion 245b may extend from the third portion 245d.
- the fifth portion 245e may extend from the first portion 245a in the second direction D2
- the fourth portion 245c may extend from the fifth portion 245e.
- the third portion 245d is a portion whose thickness is deformed between the first portion 245a and the second portion 245b, and may gradually decrease in thickness toward the second portion 245b.
- the fifth portion 245e is a portion whose thickness is deformed between the first portion 245a and the fourth portion 245c, and may gradually decrease in thickness toward the fourth portion 245c.
- the first part 245a , the third part 245d , and the fifth part 245e may be included in the base part 240a of the display 240 .
- the second portion 245b may be included in the first rollable portion 240b (or the first rollable portion 240b and the first extension portion 240d) of the display 240 .
- the fourth portion 245c may be included in the second rollable portion 240c (or the second rollable portion 240c and the second extended portion 240e).
- the boundary between the second portion 245b and the third portion 245d may be substantially collinear with the boundary between the base portion 240a and the first rollable portion 240b.
- a boundary between the fourth portion 245c and the fifth portion 245e may be substantially collinear with a boundary between the base portion 240a and the second rollable portion 240c.
- the reinforcing layer 243 may be formed in a shape corresponding to the thickness of the cover layer 245 to fill the space between the cover layer 245 and the panel layer 241 .
- the reinforcing layer 243 may include a first thickness compensation portion 243a corresponding to the first portion 245a, a second thickness compensation portion 243b corresponding to the second portion 245b, and a third portion ( 245d) corresponding to the third thickness compensating part 243d, the fourth thickness compensating part 243c corresponding to the fourth part 245c, and the fifth thickness compensating part 243e corresponding to the fifth part 245e; may include
- the first thickness compensating part 243a may be thinner than the second thickness compensating part 243b and the fourth thickness compensating part 243c.
- the thickness of the third thickness compensating part 243d may gradually increase toward the second thickness compensating part 243b between the first thickness compensating part 243a and the second thickness compensating part 243b.
- the thickness of the fifth thickness compensating part 243e may gradually increase toward the fourth thickness compensating part 243c between the first thickness compensating part 243a and the fourth thickness compensating part 243c.
- the reinforcing layer 243 may form one layer having a uniform thickness together with the cover layer 245 .
- the reinforcing layer 243 compensates for the thickness difference of the cover layer 245 so that when the cover layer 245 is adhered to the panel layer 241, an air layer (eg, an air gap) will not be formed between them.
- the reinforcing layer 243 may compensate for a change in refractive index according to a thickness difference of the cover layer 245 .
- the reinforcing layer 243 may include a soft material to reinforce strength and elasticity when at least a portion of the rollable portions 240b and 240c is deformed.
- the reinforcing layer 243 may be formed of a material that is relatively softer than the cover layer 245 .
- the cover layer 245 is composed of one component, and corresponds to the base portion 240a and the rollable portions 240b and 240c of the display 240 . Different thicknesses may be formed. However, the structure for securing the flexibility of the rollable parts 240b and 240c is not limited to the illustrated embodiment. The structure of the display according to various embodiments described above with reference to FIGS. 7 to 10 may be equally applied to the display 240 illustrated in FIG. 14 . For example, the cover layer 245 is thick again corresponding to the first extension portion 240d and the second extension portion 240e as in the embodiment of FIG. 7 (eg, the display 150 of FIG. 7 ).
- the cover layer 245 includes a plurality of layers (eg, the first layer 163 and The second layer 164 or the first layer 173 , the second layer 174 , and the third layer 175 of FIG. 9 may have a stacked structure.
- the cover layer 245 has at least a portion of the through-holes (eg, the plurality of through-holes 1841 of FIG. 10 ) (or, the recess) is formed, so that the region corresponding to the rollable portions 240b and 240c may be flexibly deformed.
- 15 is a diagram illustrating a first state and a second state of an electronic device according to an exemplary embodiment.
- FIG. 15A illustrates a first state of the electronic device
- FIG. 15B illustrates a second state of the electronic device.
- the electronic device 300 may include a housing 310 , a display 340 , and a roller member 330 .
- the display 340 is disposed inside the housing 310 in a state in which the display 340 is rolled on the roller member 330 , and the display 340 is moved to the housing 310 by a user's manipulation or mechanical operation. ) by extending out from the inside, it may be configured to provide a display area in which a screen is displayed.
- the electronic device 300 may include a first state (eg, a closed state or a reduced mode) and a second state (eg, an open state or an extended mode) according to whether the display 340 is exposed.
- the first state may be a state in which the display 340 is accommodated in the housing 310 and is not exposed to the outside of the housing 310 .
- the second state may be a state in which the display 340 is exposed to the outside of the housing 310 .
- the second state may be a state in which the area of the display 340 exposed to the outside of the housing 310 is maximum.
- the electronic device 300 may include an intermediate state between the first state and the second state according to the exposure degree of the display 340 .
- the intermediate state may be understood as any state before the transformation is completed in the operation of transforming from the first state to the second state, or from the second state to the first state.
- the area of the display 340 exposed to the outside of the housing 310 may be smaller than that in the second state.
- an opening may be formed at one side of the housing 310 so that the display 340 can move.
- the display 340 may be exposed by moving to the outside of the housing 310 through the opening, or may be accommodated in the housing 310 .
- a roller member 330 may be rotatably coupled to the inside of the housing 310 .
- the roller member 330 may be surrounded by the display 340 . As the roller member 330 rotates relative to the housing 310 inside the housing 310 , it may move to the outside or the inside of the housing 310 .
- the display 340 may be wound around the roller member 330 .
- One end of the display 340 may be connected to the roller member 330 , and the other end may be connected to the holding part 320 .
- the display 340 may be directly connected to the roller member 330 or may be indirectly connected through a medium (not shown) that performs signal transmission between the display 340 and the electronic device 300 .
- the user may take out the display 340 from the housing 310 by using the gripping portion 320 or accommodate the display 340 in the housing 310 .
- the display 340 may be exposed (or expanded) to the outside of the housing 310 through an opening (not shown) while being released from the roller member 330 .
- the display 340 may be accommodated (or accommodated) into the housing 310 through an opening (not shown) while being wound around the roller member 330 .
- the display 340 may be wound around or unwound from the roller member 330 by the rotational operation of the roller member 330 .
- the roller member 330 rotates counterclockwise, and the display 340 is released from the roller member 330 while being released from the housing 310 outside the housing 310 .
- the gripping portion 320 moves in the second direction D2
- the roller member 330 rotates clockwise, and the display 340 moves inside the housing 310 while being wound around the roller member 330 .
- the display 340 may include a base portion 340a and a rollable portion 340b extending from the base portion 340a.
- the shape of the base portion 340a may be maintained and/or fixed regardless of the state of the electronic device 300 of the display 340 .
- the rollable part 340b flexibly extends from the base part 340a to have a variability in shape, so that the shape of the rollable part 340b may be changed according to the state of the electronic device 300 .
- the base portion 340a may maintain a flat surface regardless of whether the display 340 is exposed (or expanded).
- the rollable portion 340b may partially form a flat surface and a curved surface corresponding to whether the display 340 is exposed.
- a portion forming a curved surface of the rollable portion 340b may be different from each other in the first state and the second state.
- portions forming a plane among the rollable portions 340b may be different from each other in the first state and the second state.
- the detailed configuration of the display 340 will be described in more detail below with reference to FIG. 16 .
- 16 is a cross-sectional view of a portion of a display according to an embodiment.
- FIG. 16 shows a cross-section G-G' of the display of the electronic device shown in FIG. 15A or a cross-section H-H' of the display of the electronic device shown in FIG. 15B. 16 is a cross-sectional view of a portion of a display when the electronic device shown in FIG. 15 is in a second state.
- the display 340 of the electronic device (eg, the electronic device 300 of FIG. 15 ) according to an embodiment includes a plurality of layers extending from the base part 340a to the rollable part 340b. may include 341 , 343 , 345 , and 347 .
- the plurality of layers of the display 340 include a panel layer 341 (eg, the panel layer 151 of FIG. 6 ), a reinforcement layer 343 (eg, the reinforcement layer 153 of FIG. 6 ), It may include a cover layer 345 (eg, the cover layer 155 of FIG. 6 ) and a protection layer 347 (eg, the protection layer 157 of FIG. 6 ).
- a panel layer 341 eg, the panel layer 151 of FIG. 6
- a reinforcement layer 343 eg, the reinforcement layer 153 of FIG. 6
- It may include a cover layer 345 (eg, the cover layer 155 of FIG. 6 ) and a protection layer 347 (eg, the protection layer 157 of FIG. 6 ).
- Some of the components of the display 340 shown in FIG. 16 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ).
- the cover layer 345 includes a first portion 345a, a second portion 345b having a smaller thickness than the first portion 345a, and between the first portion 345a and the second portion 345b. It may include a third portion 345c disposed on the .
- the third portion 345c is a region in which the thickness is deformed between the first portion 345a and the second portion 345b, and may gradually decrease in thickness toward the second portion 345b.
- the third portion 345c may extend from the first portion 345a
- the second portion 345b may extend from the third portion 345c .
- the first portion 345a and the third portion 345c may be included in the base portion 340a of the display 340 , and the second portion 345b may be a rollable portion ( 340b).
- the boundary between the second portion 345b and the third portion 345c may be substantially collinear with the boundary between the base portion 340a and the rollable portion 340b.
- the first portion 345a and the third portion 345c may overlap the base portion 340a.
- the reinforcing layer 343 may be adhered to the cover layer 345 and the panel layer 341 on both sides between the cover layer 345 and the panel layer 341 , respectively.
- the reinforcing layer 343 may be formed in a shape corresponding to the thickness of the cover layer 345 to fill the space between the cover layer 345 and the panel layer 341 .
- the reinforcement layer 343 may include a first thickness compensation portion 343a corresponding to the first portion 345a, a second thickness compensation portion 343b corresponding to the second portion 345b, and a third portion ( and a third thickness compensating portion 343c corresponding to 345c.
- the thickness of the third thickness compensating part 343c may gradually increase toward the second thickness compensating part 343b between the first thickness compensating part 343a and the second thickness compensating part 343b.
- the reinforcing layer 343 may form one layer having a uniform thickness together with the cover layer 345 .
- the reinforcing layer 343 compensates for the thickness difference of the cover layer 345 so that when the cover layer 345 is adhered to the panel layer 341, an air layer (eg, an air gap) will not be formed between them.
- the reinforcing layer 343 may improve visibility by compensating for a change in refractive index according to a difference in thickness of the cover layer 345 .
- the reinforcing layer 343 has strength and elasticity when at least a portion of the rollable portion 340b is deformed while being wound around a roller member (eg, the roller member 330 of FIG. 15 ) or being unwound from the roller member 330 . It may include a soft material to reinforce the.
- the reinforcing layer 343 may be formed of a material that is relatively softer than the cover layer 345 .
- the display 340 has a relatively thin thickness of the cover layer 345 disposed on the rollable portion 340b to correspond to the base portion 340a and the rollable portion 340b.
- the rollable portion 340b When the rollable portion 340b is rolled or unrolled by a roller member (eg, the roller member 330 of FIG. 15 ), the rollable portion 340b may be flexibly deformed into a curved surface and a flat surface.
- the display 340 is formed of a flexible material between the cover layer 345 and the panel layer 341 to compensate for the thickness difference of the cover layer 345 according to the base portion 340a and the rollable portion 340b. By disposing the reinforcing layer 343 , it is possible to reduce the repulsive force in the process of deforming the shape of the rollable portion 340b.
- 17 is a cross-sectional view of a portion of a display according to an embodiment.
- the displays 350 and 360 include panel layers 351 and 361 , reinforcement layers 353 and 363 , cover layers 355 and 365 , and protective layers 357 and 367 . may include Some of the components of the displays 350 and 360 shown in FIG. 17 may be the same as or similar to some of the components of the display shown in FIG. 16 (eg, the display 340 of FIG. 16 ).
- FIG. 17 shows another embodiment in which the structure of the cover layers 355 and 365 is changed compared to the display shown in FIG. 16 (eg, the display 340 of FIG. 16 ). , focusing on the changed contents.
- the cover layers 355 and 365 move from one end of the rollable parts 350b and 360b of the displays 350 and 360 toward the other end direction (eg, the +x-axis direction). It may be formed in a form in which the thickness is gradually reduced.
- the display shown in FIG. 16 eg, the display 340 of FIG. 16
- the cover layer 355 includes a first portion 355a having a uniform thickness and a second portion 355b extending from the first portion 355a and having a gradually decreasing thickness. can do.
- the first part 355a may be included in the base part 350a of the display 350
- the second part 355b may be included in the rollable part 350b of the display 350 .
- the thickness of the second portion 355b of the cover layer 355 may gradually decrease from one end to the other end of the rollable portion 350b.
- a boundary between the first portion 355a and the second portion 355b may be substantially collinear with a boundary between the base portion 350a and the rollable portion 350b.
- the thickness of the cover layer 355 (eg, the first part 355a) disposed on the base part 350a may be maintained uniformly.
- the cover layer 355 has a uniform thickness (eg, the first portion 355a) and a reduced portion (eg, the second portion). It is not divided into portions 355b), and may be formed in a shape in which the overall thickness is gradually reduced.
- the cover layer 365 may include two or more portions whose thickness is changed.
- the cover layer 365 may include a first portion 365a, a second portion 365b having a thinner thickness than the first portion 365a, and a third portion 365c having a thinner thickness than the second portion 365b.
- a fourth portion 365d in which the thickness is deformed between the first portion 365a and the second portion 365b, and a fifth portion in which the thickness is deformed between the second portion 365b and the third portion 365c ( 365e) may be included.
- the first portion 365a and the fourth portion 365d are included in the base portion 360a of the display 360
- the second portion 365b , the third portion 365c and the fifth portion are included in the display 360
- 365e may be included in the rollable portion 360b of the display 360
- a boundary between the second portion 365b and the fourth portion 365d may be substantially collinear with a boundary between the base portion 360a and the rollable portion 360b.
- the cover layer 365 may further include a plurality of portions (not shown) having a thickness thinner than that of the third portion 365c, and correspondingly, portions whose thickness is deformed between the plurality of portions. (not shown) may be disposed.
- the cover layer 365 includes a sixth part (not shown) thinner than the third part 365c and a seventh part (not shown) whose thickness is deformed between the third part 365c and the sixth part (not shown). not shown) may be further included.
- the displays 350 and 360 include a roller member (eg, the roller member of FIG. 15 ). 330), a portion located closer to the roller member 330 among the rollable portions 350b and 360b may be more flexibly deformed than a portion located relatively farther away.
- the rollable parts 350b and 360b have a radius of curvature from one end connected to the base parts 350a and 360a to the other end connected to the roller member 330 . This can be small.
- the degree of bending (or degree of bending) may be greater, and accordingly, the repulsive force may act more strongly.
- the thickness of the cover layers 355 and 365 in response to the degree to which the rollable parts 350b and 360b are bent in consideration of the point in which the displays 350 and 360 are wound. The flexibility of the rollable parts 350b and 360b may be further improved.
- FIG. 18 is a cross-sectional view of a portion of a display according to an embodiment.
- the display 400 may include a panel layer 410 , a reinforcement layer 420 , a cover layer 430 , and a protection layer 440 .
- Some of the components of the display 400 shown in FIG. 18A may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ).
- FIG. 18A shows an embodiment in which the arrangement of the cover layer 430 and the reinforcing layer 420 is changed compared to the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ).
- the display shown in FIG. 6 eg, the display 150 of FIG. 6
- overlapping descriptions will be omitted and the changed contents will be mainly described.
- the cover layer 430 is disposed on the panel layer 410 , and the reinforcing layer 420 is disposed between the cover layer 430 and the protective layer 440 .
- the cover layer 430 may be adhered to the panel layer 410 through an adhesive member (not shown).
- the protective layer 440 may be adhered to the reinforcing layer 420 through an adhesive member (not shown).
- the thickness of the cover layer 430 disposed on the base portion 400a of the display 400 is formed to be thicker than the thickness of the cover layer 430 disposed on the rollable portion 400b of the display 400 .
- the reinforcing layer 420 may be formed in a shape corresponding to the cover layer 430 to fill the space between the cover layer 430 and the protective layer 440 formed by the thickness difference of the cover layer 430 . have. The reinforcing layer 420 compensates for the thickness difference of the cover layer 430 so that when the protective layer 440 is stacked on the cover layer 430 , an air layer (eg, an air gap) is not formed between them.
- an air layer eg, an air gap
- the display 500 may include a panel layer 510 , a cover layer 520 , and a protection layer 530 .
- Some of the components of the display 500 illustrated in FIG. 18A may be the same as or similar to some of the components of the display 150 illustrated in FIG. 6 .
- FIG. 18B illustrates an embodiment in which the reinforcement layer 420 is not disposed between the cover layer 520 and the protective layer 530 when compared to the display 400 illustrated in FIG. 18A .
- overlapping descriptions will be omitted and the changed contents will be mainly described.
- the cover layer 520 may be disposed on the panel layer 510 , and the protective layer 530 may be disposed on the cover layer 520 .
- the cover layer 520 may be adhered to the panel layer 510 through an adhesive member (not shown).
- the protective layer 530 may be adhered to the panel layer 510 through an adhesive member (not shown).
- the cover layer 520 may have a different thickness to correspond to the base portion 500a and the rollable portion 500b of the display 500 .
- the protective layer 530 may be formed to have a uniform thickness, and at least a portion of the protective layer 530 may extend obliquely to correspond to a portion (eg, the third portion 525 ) in which the thickness of the cover layer 520 is changed.
- the protective layer 530 includes a first section 531 corresponding to the first portion 521 of the cover layer 520 , a second section 533 corresponding to the second portion 523 , and a second section 533 corresponding to the second portion 523 of the cover layer 520 .
- a third section 535 corresponding to the third portion 525 may be included.
- the protective layer 530 may have a uniform thickness in the first section 531 , the second section 533 , and the third section 535 .
- the third section 535 of the protective layer 530 may extend downwardly from the first section 531 to correspond to the shape of the third portion 525 of the cover layer 520 .
- the second section 533 may extend from the third section 535 in parallel to the first section 531 .
- the protective layer 530 may extend to a uniform thickness corresponding to the shape of the cover layer 520 , thereby exposing an inclined portion on the surface of the display 500 . In this case, since the thickness change of the third portion 525 is made minute (eg, the inclination of the inclination is small), the feeling of use of the display 500 may not be affected.
- the structures of the displays 400 and 500 according to the exemplary embodiment of FIG. 18 may include the electronic devices shown in FIGS. 1 to 4 (eg, the electronic device 100 of FIGS. 1 to 4 ). ), the electronic device shown in FIG. 13 (eg, the electronic device 200 of FIG. 13 ) and the electronic device shown in FIG. 15 (eg, the electronic device 300 of FIG. 15 ) may be applied to a display included in the display. .
- FIG. 19 is a diagram illustrating a part of a display of an electronic device according to an exemplary embodiment.
- the display 600 may include a protective layer 610 , a cover layer 620 , and a reinforcement layer 630 .
- Some of the components of the display 600 shown in FIG. 19 may be the same as or similar to some of the components of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ), and FIG. 19 shows a panel layer (eg, the panel layer 151 of FIG. 6 ) may be omitted.
- the cover layer 620 includes a first portion 621 and a third portion 625 disposed on the base portion 600a of the display 600 , and a rollable portion 600b of the display 600 . It may include a second portion 623 disposed on the. The second portion 623 and the third portion 625 of the cover layer 620 may be disposed between the reinforcement layer 630 and the protective layer 610 . The reinforcement layer 630 may not be disposed on the first portion 621 of the cover layer 620 (eg, the display 150 ′′ of FIG. 12 ), as described above with reference to FIG. 12 .
- the layer 630 may be disposed to overlap the second portion 623 and the third portion 625 , and compensate for the thickness difference of the cover layer 620 by forming substantially the same surface as the first portion 621 .
- the shape of the cover layer 620 is exemplary and is not limited thereto.
- a plurality of protruding portions 627 protruding in the direction of the reinforcing layer 630 may be formed in a partial region of the cover layer 620 .
- the plurality of protrusion parts 627 may be spaced apart from each other at a predetermined interval in a direction perpendicular to the moving direction of the display 600 (eg, the first direction D1 and the second direction D2 ).
- the plurality of protruding portions 627 may be formed in the second portion 623 of the cover layer 620 .
- the plurality of protruding portions 627 may be disposed between a portion of the reinforcement layer 630 and a portion of the protective layer 610 .
- the plurality of protrusion parts 627 may extend by a predetermined length in a direction parallel to the moving direction of the display 600 (eg, the first direction D1 and the second direction D2 ).
- a plurality of protruding parts 627 are formed, so that the thick part and the thin part are repeated in a direction perpendicular to the moving direction of the display 600 (eg, the y-axis direction). It may have a shape in which it is arranged.
- the reinforcing layer 630 may be formed to have a thickness in a region corresponding to the protruding part 627 formed in the second part 623 to be thinner than other regions. At least a portion of the reinforcing layer 630 has a shape in which a thick portion and a thin portion are repeated along a direction (eg, y-axis direction) perpendicular to the moving direction of the display 600 in correspondence to the plurality of protruding portions 627 . can be In the reinforcement layer 630 , a stepped surface 631 whose thickness is deformed corresponding to the shape of the plurality of protruding parts 627 may be formed.
- the structure (eg, a plurality of protruding parts 627 ) of the display 600 according to the embodiment of FIG. 19 may include the electronic device shown in FIGS. 1 to 4 (eg, FIG. 1 ). to the electronic device 100 of FIGS. 4 ), the electronic device illustrated in FIG. 13 (eg, the electronic device 200 of FIG. 13 ), and the electronic device illustrated in FIG. 15 (eg, the electronic device 300 of FIG. 15 ). It can be applied to the display included in each.
- a plurality of protruding portions 627 may be formed in the second portion 623 of the cover layer 620 having a relatively thin thickness to correspond to the rollable portion 600b.
- the rigidity of the second portion 623 of the thin cover layer 620 may be reinforced, and the strength of the rollable portion 600b of the display 600 may be improved.
- 20 is a diagram illustrating a method of manufacturing a cover layer and a reinforcing layer according to an exemplary embodiment.
- the cover layers 710 and 810 may be manufactured in a predetermined shape through various processes including etching, polishing, lathe machining (CNC machining), or laser machining.
- CNC machining lathe machining
- the above manufacturing processes are exemplary, and the manufacturing method of the cover layers 710 and 810 is not limited to the above-described manufacturing processes.
- the cover layer 710 may be machined into a shape including the thickness change part 711 through CNC machining and etching.
- the reinforcing layer 720 may be laminated or adhered to the cover layer 710 through a process of filling and/or curing the resin.
- the reinforcing layer 720 may compensate for the portion 711 in which the thickness of the cover layer 710 changes by filling the resin to correspond to the shape of the cover layer 710 .
- the cover layer 810 may be processed into a shape in which a plurality of through holes are formed through laser processing.
- a plurality of through holes may be formed through an etching process after a hole is formed by irradiating a laser.
- the reinforcing layer 820 may be laminated or adhered to the cover layer 810 through a process of filling and/or curing the plurality of through-holes with resin.
- the reinforcing layer 820 may compensate for a change in density of the cover layer 810 by filling the plurality of through-holes formed in the cover layer 810 .
- 21 is a diagram illustrating a display of an electronic device according to an exemplary embodiment.
- an electronic device eg, the electronic device 100 of FIGS. 1 to 4 , the electronic device 200 of FIG. 13 , and/or the electronic device 300 of FIG. 15 .
- the display 900 may be formed in a structure in which a plurality of layers are stacked.
- the display 900 illustrated in FIG. 21 may be understood to be substantially the same as the display included in the electronic devices 100 , 200 , and 300 described above. Some of the plurality of layers included in the display 900 of FIG. 21 are partially formed of the plurality of layers included in the displays shown in FIGS. 5 and 6 (eg, the display 150 of FIGS. 5 and 6 ). may be substantially the same or similar.
- the plurality of layers of the display 900 may include a panel layer 910 , a cover layer 920 , a protective layer 930 , a first adhesive layer 981 , and a second adhesive layer 983 .
- the panel layer 910 , the cover layer 920 and the protective layer 930 of FIG. 21 are the panel layers shown in FIGS. 5 and 6 (eg, the panel layer 151 of FIGS. 5 and 6 ), respectively. )), a cover layer (eg, the cover layer 155 of FIGS. 5 and 6 ), and a protective layer (eg, the protection layer 157 of FIGS. 5 and 6 ).
- the structure, shape, thickness, and/or density of the cover layer 920 is different from the base portion of the display 900 (eg, the base portion 150a of FIGS. 5 and 6 ). )) and the rollable portion (rollable portion 150b in FIGS. 5 and 6 ) are not limited to a shape formed differently.
- the cover layer 920 of the display 900 shown in FIG. 21 may have a uniform thickness, and is partially thick like the cover layer 155 of the display 150 shown in FIG. 6 . may have a shape formed differently.
- the panel layer 910 may include a plurality of layers.
- the panel layer 910 includes a pixel array (not shown) including a plurality of light emitting devices, an encapsulation layer (not shown) for sealing the light emitting devices, and a touch sensor layer (not shown) including a touch electrode. ), a wiring layer (not shown) including a transistor electrically connected to the light emitting element, a polarization layer (eg, POL (polarizer)) (not shown) to prevent external light reflection to ensure visibility, and/or a panel layer It may be understood to include a protective film (not shown) forming an outer surface (eg, a rear surface) of the panel layer 910 to protect the 910 .
- the cover layer 920 , the protective layer 930 , the first adhesive layer 981 , and the second adhesive layer 983 may include a light-transmitting material capable of passing light emitted from the panel layer 910 . can be formed with
- the cover layer 920 may be attached on top of the panel layer 910 .
- the panel layer 910 may include a first surface 910a configured to be visually exposed in the front direction of the electronic device 100 and a second surface 910b opposite to the first surface 910a.
- the cover layer 920 may be attached to the first surface 910a of the panel layer 910 by the first adhesive layer 981 .
- the second surface 910b of the panel layer 910 may be configured to form a rear surface of the display 900 .
- the second surface 910b of the panel layer 910 is a plate portion of a second structure (eg, the second structure 140 of FIGS. 3 and 4 ).
- the cover layer 920 may include a PI material, a PET material, or a glass material (eg, ultra thin glass (UTG)).
- the protective layer 930 may be attached on top of the cover layer 920 .
- the protective layer 930 may be disposed to face the panel layer 910 with the cover layer 920 interposed therebetween.
- the protective layer 930 may be attached to the upper surface of the protective layer 930 (eg, the surface facing the same direction as the first surface 910a of the panel layer 910 ) by the second adhesive layer 983 . .
- the protective layer 930 serves to protect the cover layer 920 , and may form the surface 900a (or outer surface) of the display 900 .
- the protective layer 930 may prevent damage to the cover layer 920 , and may prevent scattering when a crack occurs in the cover layer 920 .
- the protective layer 930 may include a PI material, a PET material, or a glass material.
- the first adhesive layer 981 may attach the panel layer 910 and the cover layer 920 to each other.
- the first adhesive layer 981 may be disposed between the panel layer 910 and the cover layer 920 .
- the second adhesive layer 983 may attach the protective layer 930 and the cover layer 920 to each other.
- the second adhesive layer 983 may be disposed between the protective layer 930 and the cover layer 920 .
- the first adhesive layer 981 and the second adhesive layer 983 may include various types of adhesives.
- the first adhesive layer 981 and the second adhesive layer 983 may include a pressure sensitive adhesive (PSA) or an optical clear adhesive (OCA).
- PSA pressure sensitive adhesive
- OCA optical clear adhesive
- the first adhesive layer 981 and the second adhesive layer 983 may be implemented using a silicone-based adhesive material or an acrylic-based adhesive material.
- the types and/or materials of the first adhesive layer 981 and the second adhesive layer 983 are not limited to the above-described examples.
- the first adhesive layer 981 and the second adhesive layer 983 may be formed using the same adhesive material or different adhesive materials.
- the first adhesive layer 981 and the second adhesive layer 983 may be configured to have different modulus from each other.
- the modulus is a modulus of elasticity defined as a ratio of a strain to a stress applied to a material or a material, and may be understood as a value indicating the stiffness of the material.
- rigidity refers to a property that resists deformation, and when the modulus is large, it may mean that the material is not easily deformed due to high rigidity. It could mean happening.
- the modulus of the first adhesive layer 981 and the second adhesive layer 983 may mean a shear modulus.
- the shear modulus of the first adhesive layer 981 and the second adhesive layer 983 may be obtained through Equation 1 below.
- Equation 1 G denotes a modulus (eg, a shear modulus), and ⁇ denotes a stress (eg, shear stress) applied to the first adhesive layer 981 and/or the second adhesive layer 983 . ), and ⁇ may mean a degree of strain (eg, shear strain) in which the first adhesive layer 981 and/or the second adhesive layer 983 is deformed by stress.
- the modulus G may be expressed using the unit of pressure, pascal (Pa[N/m 2 ]).
- the second adhesive layer 983 may have a greater modulus than the first adhesive layer 981 .
- the second adhesive layer 983 may be formed using an adhesive having a greater modulus than the first adhesive layer 981 .
- the first adhesive layer 981 may be bent or deformed more easily than the second adhesive layer 983 .
- the first adhesive layer 981 may have a first modulus
- the second adhesive layer 983 may have a second modulus greater than the first modulus.
- the modulus ratio (G1/G2) of the first modulus G1 to the second modulus G2 may be less than 1.
- the first modulus of the first adhesive layer 981 may be about 0.03 MPa to about 0.2 MPa.
- the second modulus of the second adhesive layer 983 may be about 1 MPa to 3 MPa.
- the first modulus may preferably be about 0.03 MPa to 0.1 MPa, and the second modulus may preferably be about 1 MPa to 2.5 MPa.
- the first modulus and the second modulus may be values measured at room temperature (eg, about 25° C.).
- the first modulus and the second modulus are not limited to the above-described numerical ranges and may be changed according to various embodiments of the present disclosure.
- the modulus ratio (G1/G2) of the first modulus G1 to the second modulus G2 may be about 0.012 to about 0.04.
- the relative ratio of the first modulus and the second modulus is not limited to the above-described numerical range, and may be changed according to various embodiments of the present disclosure.
- the cover layer 920 of the display 900 is a portion (eg, the cover layer 155 of FIG. 6 ) in which a thickness change occurs, like the cover layer shown in FIG. 6 (eg, the cover layer 155 of FIG. 6 ). It may be formed to include the third portion 155c of FIG. 6 ).
- the first adhesive layer 981 is the panel A cover layer 155 having a thickness change compensated for by being disposed between a layer (eg, the panel layer 151 of FIG.
- the second adhesive layer 983 may be disposed between the cover layer 155 and the protective layer (eg, the protective layer 157 of FIG. 6 ) to attach them.
- the reinforcing layer 153 may be directly attached or coated on the cover layer 155 .
- the modulus of the second adhesive layer 983 close to the surface 900a of the display 900 forming the front surface of the electronic device 100 is applied to the first adhesive layer 981 .
- 22A is a cross-sectional view of a display according to an exemplary embodiment.
- 22B is a cross-sectional view of a display according to an exemplary embodiment.
- 22A and 22B may be diagrams illustrating an embodiment in which a plurality of layers additionally include other layers in the display 900 illustrated in FIG. 21 .
- overlapping descriptions will be omitted.
- the display 900 includes a panel layer 910 , a cover layer 920 , a protective layer 930 , a second reinforcing layer 940 , and a first adhesive layer 981 . , a second adhesive layer 983 and a third adhesive layer 985 .
- the second reinforcement layer 940 may be disposed between the panel layer 910 and the cover layer 920 .
- the second reinforcing layer 940 may be attached to the panel layer 910 by means of a first adhesive layer 981 , and may be attached to the cover layer 920 via a third adhesive layer 985 . have.
- the second reinforcement layer 940 may be positioned between the panel layer 910 and the cover layer 920 to improve visibility and/or strength of the display 900 .
- the second reinforcement layer 940 may include a PET material or a PI material.
- the second reinforcement layer 940 is distinct from the reinforcement layer (eg, the reinforcement layer 153 of FIG. 6 ) of the display shown in FIG. 6 (eg, the display 150 of FIG. 6 ). It may be a configuration that becomes For example, referring to the display 150 of FIG. 6 , the reinforcement layer 153 is disposed between the cover layer 155 and the panel layer 151 to compensate for the thickness change of the cover layer 155 , As the thickness of the cover layer 155 is partially different, it may be understood as an essential accompanying configuration. When the display 900 stacked structure of FIG. 22A is applied to the display 150 shown in FIG.
- the second reinforcing layer 940 is disposed between the panel layer 151 and the reinforcing layer 153 , and the first It may be understood that the adhesive layer 981 is attached to the panel layer 151 , and the third adhesive layer 985 is attached to the reinforcing layer 153 .
- the third adhesive layer 985 may attach the second reinforcing layer 940 and the cover layer 920 to each other.
- a third adhesive layer 985 may be disposed between the second reinforcing layer 940 and the cover layer 920 .
- the third adhesive layer 985 may be implemented with a type and/or material substantially the same as or similar to that of the first adhesive layer 981 and/or the second adhesive layer 983 .
- the third adhesive layer 985 may be formed to have a smaller modulus than the second adhesive layer 983 .
- the third adhesive layer 985 may be formed using an adhesive having a smaller modulus than the second adhesive layer 983 .
- the third adhesive layer 985 may have the same modulus as the first adhesive layer 981 , or may be formed to have a different modulus. For example, within a range having a modulus smaller than the modulus of the second adhesive layer 983 , it may have the same modulus as the modulus of the first adhesive layer 981 , and different from the modulus of the first adhesive layer 981 . It may have a modulus.
- the display 900 may further include a protective film 950 and a fourth adhesive layer 987 .
- the protective film 950 may be attached to the protective layer 930 by a fourth adhesive layer 987 .
- the protective film 950 is for protecting the protective layer 930 , and may form an outermost layer or an outer surface (eg, the surface 900a) of the display 900 .
- the protective film 950 may be detachably attached to the upper surface of the protective layer 930 .
- the protective film 950 may include a PET material, a PI material, or a PU material.
- the fourth adhesive layer 987 may attach the protective film 950 and the protective layer 930 to each other.
- the fourth adhesive layer 987 may be disposed between the protective film 950 and the protective layer 930 .
- the fourth adhesive layer 987 may be formed using an adhesive material to which the protective film 950 may be detachably provided from the protective layer 930 .
- the fourth adhesive layer 987 may be formed to have a smaller modulus than the second adhesive layer 983 .
- the fourth adhesive layer 987 may be formed using an adhesive having a smaller modulus than the second adhesive layer 983 .
- the fourth adhesive layer 987 may have the same modulus as the first adhesive layer 981 , or may be formed to have a different modulus.
- FIG. 23 is a cross-sectional view of a display according to an exemplary embodiment.
- FIG. 23 may be a diagram illustrating an embodiment in which a plurality of layers additionally include other layers in the display 900 illustrated in FIG. 22A .
- overlapping descriptions will be omitted.
- the display 900 includes a panel layer 910 , a cover layer 920 , a protective layer 930 , a second reinforcing layer 940 , and a barrier film 960 . , a support layer 970 , a first adhesive layer 981 , a second adhesive layer 983 , a third adhesive layer 985 , a fifth adhesive layer 991 , and a sixth adhesive layer 993 . have.
- the display 900 may not include any one of the barrier film 960 and the support layer 970 .
- the barrier film 960 may be attached to the rear surface of the panel layer 910 (eg, the second surface 910b of FIG. 21 ) to protect the panel layer 910 .
- the barrier film 960 may be disposed to face the second reinforcing layer 940 with the panel layer 910 interposed therebetween.
- the barrier film 960 may be attached to the rear surface of the panel layer 910 by the fifth adhesive layer 991 .
- the barrier film 960 may protect the rear surface of the panel layer 910 and improve the strength of the panel layer 910 .
- the barrier film 960 may include a PET material, a PI material, or a PU material.
- the fifth adhesive layer 991 may attach the barrier film 960 and the panel layer 910 to each other.
- the fifth adhesive layer 991 may be disposed between the panel layer 910 and the barrier film 960 .
- the fifth adhesive layer 991 may be implemented with a type and/or material substantially the same as or similar to that of the first adhesive layer 981 to the third adhesive layer 985 .
- the fifth adhesive layer 991 may be formed to have a smaller modulus than the second adhesive layer 983 .
- the fifth adhesive layer 991 may be formed using an adhesive having a smaller modulus than that of the second adhesive layer 983 .
- the fifth adhesive layer 991 may have the same modulus as the first adhesive layer 981 and/or the third adhesive layer 985 , or may be formed to have a different modulus.
- the support layer 970 may be attached to the lower surface of the barrier film 960 to support the panel layer 910 .
- the support layer 970 is the panel layer 910 (or barrier film 960 ) and other structures to support the panel layer 910 .
- the support layer 970 may be disposed to face the panel layer 910 with the barrier film 960 interposed therebetween.
- the support layer 970 may be attached to the barrier film 960 by a sixth adhesive layer 993 .
- the display 900 may not include the barrier film 960 , and in this case, the support layer 970 is the back surface of the panel layer 910 (eg, the second surface 910b of FIG. 21 ). ) can be attached to
- a lattice or slit may be formed in at least a portion of the support layer 970 to support bending and/or deformation of the display 900 .
- the support layer 970 may include a first region 970a in which a substantially planar shape is maintained and a second region 970b in which a shape is deformable.
- the second region 970b may be configured to extend from the first region 970a and to be deformed in shape by forming a lattice or a slit in at least a portion of the second region 970b.
- the first region 970a corresponds to the base portion (eg, the base portion 150a of FIGS.
- the second region 970b is a rollable portion of the display 900 whose shape is deformed according to the state of the electronic device 100 (eg, the rollable portion 150b of FIGS. 5 and 6 ). It may be an area corresponding to .
- the sixth adhesive layer 993 may attach the support layer 970 and the barrier film 960 to each other.
- the sixth adhesive layer 993 may be disposed between the barrier film 960 and the support layer 970 .
- the sixth adhesive layer 993 may be implemented with a material and/or substantially the same as or similar to the first adhesive layer 981 to the third adhesive layer 985 .
- the sixth adhesive layer 993 may be formed to have a smaller modulus than the second adhesive layer 983 .
- the fifth adhesive layer 991 may be formed using an adhesive having a smaller modulus than that of the second adhesive layer 983 .
- the fifth adhesive layer 991 may have the same modulus as the first adhesive layer 981 and/or the third adhesive layer 985 , or may be formed to have a different modulus.
- 24A is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 24B is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- 24A and 24B may be diagrams illustrating an embodiment in which a plurality of layers additionally include other layers in the display 900 illustrated in FIGS. 21 to 23 .
- the display 1000 of FIGS. 24A and 24B may have a structure and/or properties partially different from the display 900 of FIGS. 21-23 .
- the modulus of the adhesive layer eg, the second adhesive layer 983
- the display 1000 shown in FIGS. 24A and 24B may provide a similar effect through a separate additional layer rather than a difference in modulus between adhesive layers.
- overlapping descriptions will be omitted, and the changed contents will be mainly described.
- the display 1000 includes a panel layer 1010 , a cover layer 1020 , a protective layer 1030 , a second reinforcing layer 1040 , and a barrier film 1060 . ), support layer 1070 , first adhesive layer 1081 , second adhesive layer 1083 , third adhesive layer 1085 , fifth adhesive layer 1091 , sixth adhesive layer 1093 and third A reinforcement layer 1095 may be included.
- the display 1000 may include a panel layer 1010 , a cover layer 1020 , a protective layer 1030 , a first adhesive layer 1081 , a second adhesive layer 1083 , and a third reinforcing layer 1095 . It may be changed to omit other layers except for .
- the present invention is not limited thereto.
- the second adhesive layer 1083 may be disposed between the third reinforcing layer 1095 and the cover layer 1020 .
- the second adhesive layer 1083 may be formed so that both surfaces have a predetermined adhesive force, and the third reinforcing layer 1095 may be attached to the cover layer 1020 .
- the third reinforcing layer 1095 may be disposed between the protective layer 1030 and the second adhesive layer 1083 .
- the third reinforcing layer 1095 may be disposed on the rear surface of the protective layer 1030 , and may be attached to the cover layer 1020 through the second adhesive layer 1083 .
- the third reinforcing layer 1095 may be configured to be directly attached or coated on the rear surface of the protective layer 1030 .
- the third reinforcing layer 1095 may be formed such that a surface facing the protective layer 1030 has an adhesive force.
- the third reinforcing layer 1095 may be formed in the form of an adhesive member PSA having a relatively high modulus or a coating layer, but is not limited thereto.
- the third reinforcing layer 1095 may include a poly urethane (PU) material, an acryl material, or a poly urethane acrylate (PUA) material.
- the third reinforcing layer 1095 may include a curable coating agent.
- the present invention is not limited thereto.
- the modulus of the third reinforcing layer 1095 may be greater than the modulus of the second adhesive layer 1083 and less than the modulus of the protective layer 1030 .
- the third reinforcing layer 1095 may have a modulus of about 1 MPa to about 500 MPa, but is not limited thereto.
- the adhesive layers 1081 , 1083 , 1085 , 1091 , and 1093 may have a modulus of about 0.1 MPa or less.
- the second adhesive layer 1083 included in the display 1000 of FIG. 24A is relatively higher than the other adhesive layers 1081 , 1085 , 1091 , and 1093 . It is not limited to having a high modulus.
- the modulus of the adhesive layers 1081 , 1083 , 1085 , 1091 , and 1093 may be about 0.03 MPa to about 0.1 MPa, but is not limited thereto.
- a third reinforcing layer 1095 having a relatively large modulus is disposed on the rear surface of the protective layer 1030 of the display 1000 forming the front surface of the electronic device 100 . Operation of the electronic device 100 by improving the strength of the display 1000 but reducing the repulsive force as the third reinforcing layer 1095 is adhered to the cover layer 1020 through the second adhesive layer 1083 having a small modulus Slip or sliding of the display 1000 corresponding to .
- the display 1000 may further include a protective film 1050 and a fourth adhesive layer 1087 .
- the protective film 1050 and the fourth adhesive layer 1087 of the display 1000 are substantially the same as the protective film 950 and the fourth adhesive layer 987 of the display 900 shown in FIG. 23 . or similar.
- the protective film 1050 may be detachably attached to the upper surface of the protective layer 1030 by the fourth adhesive layer 1087 .
- the protective film 950 may include a PET material, a PI material, or a PU material.
- a fourth reinforcing layer (not shown) identical to the third reinforcing layer 1095 may be added to the lower surface of the protective film 1050 .
- the fourth reinforcing layer may be coated or directly attached to the protective film 1050 , and may be attached to the protective layer 1030 through the fourth adhesive layer 1087 .
- the fourth reinforcement layer may be formed to have substantially the same modulus as the third reinforcement layer 1095 .
- the fourth reinforcing layer may be removed from the protective layer 1030 together with the protective film 1050 and the fourth adhesive layer 1087 .
- 25 is a cross-sectional view of a display of an electronic device according to an exemplary embodiment.
- FIG. 25 may be a diagram illustrating an embodiment in which the position of the third reinforcement layer 1095 is changed in the display 1000 illustrated in FIG. 24A .
- overlapping descriptions will be omitted and the changed contents will be mainly described.
- the display 1000 includes a panel layer 1010 , a cover layer 1020 , a protective layer 1030 , a second reinforcing layer 1040 , and a barrier film 1060 . ), support layer 1070 , first adhesive layer 1081 , second adhesive layer 1083 , third adhesive layer 1085 , fifth adhesive layer 1091 , sixth adhesive layer 1093 and third A reinforcement layer 1095 may be included.
- the second adhesive layer 1083 may be disposed between the protective layer 1030 and the third reinforcing layer 1095 .
- the second adhesive layer 1083 may be formed so that both surfaces have a predetermined adhesive force, and the third reinforcing layer 1095 may be attached to the protective layer 1030 .
- the third reinforcing layer 1095 may be disposed between the cover layer 1020 and the second adhesive layer 1083 .
- the third reinforcing layer 1095 may be disposed on the upper surface of the cover layer 1030 , and may be attached to the cover layer 1020 through the second adhesive layer 1083 .
- the third reinforcing layer 1095 may be configured to be directly attached or coated on the upper surface of the cover layer 1020 . All.
- the third reinforcing layer 1095 may be formed so that a surface facing the cover layer 1020 has adhesive force.
- the third reinforcing layer 1095 may be formed in the form of an adhesive member PSA having a relatively high modulus or a coating layer, but is not limited thereto.
- the electronic device 100 includes a first structure 110 ; a second structure 140 slidably coupled to one side of the first structure 110 in both directions; and a display 150 including a plurality of layers, wherein the size of an exposed area forming the front surface of the electronic device 100 is changed in response to a sliding operation of the second structure 140 .
- Reference numeral 150 denotes a base portion 150a that forms the front surface of the electronic device 100 and maintains a shape when the second structure 140 slides, and extends from the base portion 150a and denotes the second a rollable portion 150b configured to be deformed into a flat or curved shape according to a sliding operation of the structure, wherein the plurality of layers are disposed on a panel layer 151 and one surface of the panel layer 151 a reinforcing layer 153 and a cover layer 155 disposed on one surface of the reinforcing layer 153 to face the panel layer 151 with the reinforcing layer 153 interposed therebetween, and the cover layer ( When looking at the cross-section of the display 150 , 155 is a first part 155a included in the base part 150a of the display 150 and the rollable part 150b of the display 150 . ), and the first part 155a and the second part 155b may be configured to be different from each other in at least one of a structure, a shape, and a property.
- the electronic device 100 includes a first state in which the size of the exposed area is a first size and a second state in which the size of the exposed area is a second size larger than the first size
- the panel layer 151 includes a first panel region 151a configured to display a screen in the first state, and at least a portion of the first panel region 151a extending from the first panel region 151a in the second state.
- a second panel region 151b configured to display a screen together with the region 151a, wherein the cover layer 155 includes the second portion 155b when the cross-section of the display 150 is viewed
- a partial region of and the first portion 155a may be configured to overlap the first panel region 151a.
- the first portion 155a has a first thickness t1
- the second portion 155b has a second thickness smaller than the first thickness t1 . It can be configured to have (t2).
- the cover layer 155 may further include a third portion 155c positioned between the first portion 155a and the second portion 155b, and the third portion 155c The thickness of silver may gradually decrease from the first portion 155a to the second portion 155b.
- the third part 155c is included in the base part 150a together with the first part 155a, and the third part 155c ) and the boundary between the second part 155b and the boundary between the base part 150a and the rollable part 150b may be substantially on the same line.
- the reinforcing layer 153 may be formed in a shape corresponding to the shape of the cover layer 155 to fill a space between the cover layer 155 and the panel layer 151 .
- the plurality of layers may further include a protective layer 157 disposed on one surface of the cover layer 155 and forming a part of the front surface of the electronic device 100 .
- the plurality of layers further comprises a first adhesive layer attaching the reinforcing layer to the panel layer and a second adhesive layer attaching the protective layer to the cover layer, wherein the first adhesive layer may have a first modulus, and the second adhesive layer may have a second modulus greater than the first modulus.
- a value of the ratio of the first modulus to the second modulus may be 0.012 or more and 0.04 or less.
- the cover layer 165 includes a first layer 163 and a second layer 164 adhered to a partial region of the first layer 163 , and a cross-section of the display 160 .
- the first portion 165a includes a portion of the first layer 163 and the second layer 164
- the second portion 165b is a portion of the first layer 163 .
- Other parts may be included.
- the first layer 163 extends to be disposed over the base portion 160a and the rollable portion 160b , and the second layer 164 is disposed on the base portion 160a It may be adhered to a partial region of the first layer 163 as much as possible.
- the first layer 163 maintains a uniform thickness
- the second layer 164 extends from the first section 164a and the first section 164a having a uniform thickness and has a thickness.
- the cover layer 176 includes a first layer 173 , a second layer 174 adhered to a partial region of the first layer 173 , and another region of the first layer 173 . and a third layer 175 bonded to In addition, the second portion 176b may include another portion of the first layer 173 and the third layer 175 .
- the first layer 173 extends to be disposed over the base portion 170a and the rollable portion 170b , and the second layer 174 is disposed on the base portion 170a It may be adhered to one region of the first layer 173 , and the third layer 175 may be adhered to another region of the first layer 173 to be disposed on the rollable portion 170b .
- the third layer 175 may be thinner than the second layer 174 .
- the cover layer 185 includes a first layer 183 disposed on the base portion 180a and the rollable portion 180b, and the first layer 183 and the panel layer 181 . ) and may include a second layer 184 in which a plurality of through holes 1841 are formed in at least some regions.
- the second layer 184 is disposed in the first section 184a disposed on the base portion 180a and the rollable portion 180b, and the plurality of through holes 1841 are formed therein.
- a second section 184b is formed, and the cover layer 185 is formed by the first section 184a of the second layer 184 and a portion of the first layer 183 A 185a may be formed, and the second portion 185b may be formed by the second section 184b of the second layer 184 and another portion of the first layer 183 .
- a third structure 230 slidably coupled in both directions to the other side of the first structure 210 is further included, and the display 240 includes the second structure 140 and The size of the area exposed to the front of the electronic device 200 is changed in response to the sliding operation of the third structure 230 , and the rollable parts 240b and 240c are formed at both ends of the base part 240a.
- a first rollable portion 240b and a second rollable portion 240c respectively extending from and a curved surface, the second rollable portion 240c may be partially deformed into a flat surface or a curved surface in response to the sliding of the third structure 230 .
- the cover layer 245 is disposed on the first portion 245a and the first rollable portion 240b disposed on the base portion 240a and having a first thickness, and the first The second part 245b having a thickness smaller than the thickness, a third part 245d having a thickness gradually decreasing between the first part 245a and the second part 245b, and the second rollable part A fourth portion 245c disposed in 240c and having a thickness smaller than the first thickness, and a fifth portion 245e whose thickness is gradually reduced between the second portion 245b and the fourth portion 245c. ) may be included.
- An electronic device 300 includes a housing 310 having an opening formed on one side thereof; a roller member 330 rotatably coupled to the inside of the housing 310; and a display 340 including a plurality of layers, one end connected to the roller member 330 , and at least partially wound around the roller member 330 , wherein the display 340 includes the roller member 330 .
- the display 340 is configured to be exposed to the outside of the housing 310 through the opening in response to the rotation of the member 330 or to be accommodated in the housing 310 , the display 340 includes the rotation of the roller member 330 .
- the plurality of layers include a panel layer 341 , a reinforcement layer 343 disposed on one surface of the panel layer 341 , and the panel layer 341 with the reinforcement layer 343 interposed therebetween.
- a cover layer 345 disposed on one surface of the reinforcing layer 343 to face at least one of the plurality of layers is formed on the base portion 340a and the rollable portion 340b.
- At least one of a structure, a shape, and a property of the base portion 340a and the rollable portion 340b may be configured to be different from each other.
- the cover layer 345 is disposed on the first portion 345a disposed on the base portion 340a and the rollable portion 340b, at least a portion of which is larger than the first portion 345a.
- a thin second portion 345b may be included.
- At least a portion of the cover layer 345 may gradually increase in thickness from one end of the display 340 connected to the roller member 330 toward the other end of the display 340 .
- the electronic device 100 includes a first structure 110 ; a second structure 140 slidably coupled to one side of the first structure in both directions; and a display 900 including a plurality of layers and configured to change the size of an exposed area forming a front surface of the electronic device in response to a sliding operation of the second structure;
- a panel layer 910 including a first surface 910a visually exposed in the front direction of the electronic device and a second surface 910b facing opposite to the first surface, the first surface of the panel layer
- the first modulus may be 0.03 Mpa or more and 0.2 MPa or less
- the second modulus may be 1 MPa or more and 3 MPa or less.
- a value of the ratio of the first modulus to the second modulus may be 0.012 or more and 0.04 or less.
- the electronic device 100 includes a first structure 110 ; a second structure 140 slidably coupled to one side of the first structure in both directions; and a display 1000 including a plurality of layers and configured to change the size of an exposed area forming the front surface of the electronic device in response to a sliding operation of the second structure;
- a panel layer 1010 including a first surface visually exposed in the front direction of the electronic device and a second surface facing opposite to the first surface, a cover layer attached to the first surface of the panel layer ( 1020), a protective layer 1030 attached to the cover layer so as to face the panel layer with the cover layer interposed therebetween, and a reinforcing layer disposed between the protective layer and the cover layer (eg, in FIGS.
- the reinforcing layer may have a modulus of 1 Mpa or more and 500 MPa or less
- the adhesive layer may have a modulus of 0.03 Mpa or more and 0.2 MPa or less.
- the adhesive layer is disposed between the reinforcing layer and the cover layer to attach the reinforcing layer to the cover layer, wherein the reinforcing layer is disposed between the adhesive layer and the protective layer, It may be attached or coated on one side of the protective layer.
- the adhesive layer is disposed between the reinforcing layer and the protective layer to attach the reinforcing layer to the protective layer, wherein the reinforcing layer is disposed between the adhesive layer and the cover layer, It may be attached or coated on one side of the cover layer.
- Electronic devices may be devices of various types.
- the electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device.
- a portable communication device eg, a smart phone
- a computer device e.g., a smart phone
- a portable multimedia device e.g., a portable medical device
- a camera e.g., a portable medical device
- a camera e.g., a portable medical device
- a camera e.g., a portable medical device
- a camera e.g., a camera
- a wearable device e.g., a smart bracelet
- a home appliance device e.g., a smart bracelet
- the electronic device according to the embodiment of the present document is not limited to the above-described devices.
- first, second, or first or second may be used simply to distinguish the element from other elements in question, and may refer to elements in other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is “coupled” or “connected” to another (eg, second) component, with or without the terms “functionally” or “communicatively”. When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.
- module used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and for example, may be used interchangeably with terms such as logic, logic block, component, or circuit.
- a module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions.
- the module may be implemented in the form of an application-specific integrated circuit (ASIC).
- ASIC application-specific integrated circuit
- Various embodiments of the present document include one or more instructions stored in a storage medium (eg, internal memory or external memory) readable by a machine (eg, electronic devices 100, 200, 300). It may be implemented as software (eg, a program).
- the processor of the device eg, the electronic device 100 , 200 , or 300
- the one or more instructions may include code generated by a compiler or code executable by an interpreter.
- the device-readable storage medium may be provided in the form of a non-transitory storage medium.
- 'non-transitory' only means that the storage medium is a tangible device and does not include a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.
- a signal eg, electromagnetic wave
- the method according to various embodiments disclosed in this document may be included and provided in a computer program product.
- Computer program products may be traded between sellers and buyers as commodities.
- the computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or via an application store (eg Play StoreTM) or on two user devices ( It can be distributed (eg downloaded or uploaded) directly between smartphones (eg: smartphones) and online.
- a part of the computer program product may be temporarily stored or temporarily created in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.
- each component (eg, module or program) of the above-described components may include a singular or a plurality of entities, and some of the plurality of entities may be separately disposed in other components.
- one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added.
- a plurality of components eg, a module or a program
- the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. .
- operations performed by a module, program, or other component are executed sequentially, in parallel, repetitively, or heuristically, or one or more of the operations are executed in a different order, omitted, or , or one or more other operations may be added.
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Abstract
Description
Claims (15)
- 전자 장치에 있어서,제1 구조물;상기 제1 구조물의 일 측에 양 방향으로 슬라이딩 가능하게 결합되는 제2 구조물; 및복수의 레이어들을 포함하고, 상기 제2 구조물의 슬라이딩 동작에 대응하여 상기 전자 장치의 전면을 형성하는 노출 영역의 크기가 변경되는 디스플레이;를 포함하고,상기 디스플레이는,상기 전자 장치의 상기 전면을 형성하고 상기 제2 구조물의 슬라이딩 시에 형상이 유지되는 베이스 부분 및 상기 베이스 부분으로부터 연장되고 상기 제2 구조물의 슬라이딩 동작에 따라 형상이 평면 또는 곡면으로 변형되도록 구성되는 롤러블 부분을 포함하고,상기 복수의 레이어들은,패널 레이어, 상기 패널 레이어의 일 면에 배치되는 보강 레이어 및 상기 보강 레이어를 사이에 두고 상기 패널 레이어와 마주보도록 상기 보강 레이어의 일 면에 배치되는 커버 레이어를 포함하고,상기 커버 레이어는,상기 디스플레이의 단면을 바라볼 때, 상기 디스플레이의 상기 베이스 부분에 포함되는 제1 부분 및 상기 디스플레이의 상기 롤러블 부분에 포함되는 제2 부분을 포함하고,상기 제1 부분 및 상기 제2 부분은 구조, 형상 및 성질 중 적어도 하나가 서로 상이하게 구성되는, 전자 장치.
- 청구항 1에 있어서,상기 전자 장치는,상기 노출 영역의 크기가 제1 크기인 제1 상태 및 상기 노출 영역의 크기가 상기 제1 크기보다 큰 제2 크기인 제2 상태를 포함하고,상기 패널 레이어는,상기 제1 상태에서 화면을 표시하도록 구성되는 제1 패널 영역 및 상기 제1 패널 영역으로부터 연장되고 적어도 일부가 상기 제2 상태에서 상기 제1 패널 영역과 함께 화면을 표시하도록 구성되는 제2 패널 영역을 포함하고,상기 커버 레이어는, 상기 디스플레이의 단면을 바라볼 때, 상기 제2 부분의 일부 영역 및 상기 제1 부분이 상기 제1 패널 영역과 중첩되도록 구성되는, 전자 장치.
- 청구항 1에 있어서,상기 커버 레이어는,상기 제1 부분이 제1 두께를 갖고, 상기 제2 부분이 상기 제1 두께보다 작은 제2 두께를 갖도록 구성되는, 전자 장치.
- 청구항 3에 있어서,상기 커버 레이어는, 상기 제1 부분과 상기 제2 부분 사이에 위치하는 제3 부분을 더 포함하고,상기 제3 부분은 상기 제1 부분에서 상기 제2 부분으로 갈수록 두께가 점진적으로 감소하는, 전자 장치.
- 청구항 4에 있어서,상기 디스플레이의 단면을 바라볼 때,상기 제3 부분은 상기 제1 부분과 함께 상기 베이스 부분에 포함되고,상기 제3 부분과 상기 제2 부분 사이의 경계는 상기 베이스 부분과 상기 롤러블 부분 사이의 경계와 실질적으로 동일선상에 위치하는, 전자 장치.
- 청구항 1에 있어서,상기 보강 레이어는 상기 커버 레이어와 상기 패널 레이어 사이의 공간을 채우도록 상기 커버 레이어의 형상에 대응하는 형상으로 형성되는, 전자 장치.
- 청구항 1에 있어서,상기 복수의 레이어들은,상기 커버 레이어의 일 면에 배치되고 상기 전자 장치의 상기 전면의 일부를 형성하는 보호 레이어를 더 포함하는, 전자 장치.
- 청구항 1에 있어서,상기 커버 레이어는,상기 베이스 부분 및 상기 롤러블 부분에 배치되는 제1 레이어 및상기 제1 레이어와 상기 패널 레이어 사이에 배치되고, 적어도 일부 영역에 복수의 관통홀이 형성되는 제2 레이어를 포함하는, 전자 장치.
- 전자 장치에 있어서,일 측에 개구가 형성되는 하우징;상기 하우징 내부에 회전 가능하게 결합되는 롤러 부재; 및복수의 레이어들을 포함하고, 일 단부는 상기 롤러 부재에 연결되고, 적어도 부분적으로 상기 롤러 부재에 권취되는 디스플레이;를 포함하고,상기 디스플레이는 상기 롤러 부재의 회전에 대응하여 상기 개구를 통해 상기 하우징 외부로 노출되거나, 상기 하우징 내부에 수용되도록 구성되며,상기 디스플레이는,상기 롤러 부재의 회전 시에 형상이 유지되는 베이스 부분 및 상기 롤러 부재에 감기도록 상기 베이스 부분으로부터 연장되고, 상기 롤러 부재의 회전에 따라 형상이 변형되는 롤러블 부분을 포함하고,상기 복수의 레이어들은,패널 레이어, 상기 패널 레이어의 일 면에 배치되는 보강 레이어 및 상기 보강 레이어를 사이에 두고 상기 패널 레이어와 마주보도록 상기 보강 레이어의 일 면에 배치되는 커버 레이어를 포함하고,상기 복수의 레이어들 중 적어도 하나는,상기 베이스 부분 및 상기 롤러블 부분에 걸쳐 연장되고, 상기 베이스 부분과 상기 롤러블 부분에서 구조, 형상 및 성질 중 적어도 하나가 서로 상이하게 구성되는, 전자 장치.
- 청구항 9에 있어서,상기 커버 레이어의 적어도 일부는 상기 롤러 부재에 연결된 상기 디스플레이의 상기 일 단부에서 상기 디스플레이의 타 단부 방향으로 갈수록 두께가 점진적으로 증가하는, 전자 장치.
- 전자 장치에 있어서,제1 구조물;상기 제1 구조물의 일 측에 양 방향으로 슬라이딩 가능하게 결합되는 제2 구조물; 및복수의 레이어들을 포함하고, 상기 제2 구조물의 슬라이딩 동작에 대응하여 상기 전자 장치의 전면을 형성하는 노출 영역의 크기가 변경되도록 구성되는 디스플레이;를 포함하고,상기 복수의 레이어들은,상기 전자 장치의 상기 전면 방향으로 시각적으로 노출되는 제1 면 및 상기 제1 면의 반대를 향하는 제2 면을 포함하는 패널 레이어,상기 패널 레이어의 상기 제1 면에 배치되는 커버 레이어,상기 커버 레이어를 사이에 두고 상기 패널 레이어와 마주보게 위치되도록 상기 커버 레이어에 배치되는 보호 레이어,상기 패널 레이어와 상기 커버 레이어 사이에 배치되는 제1 접착 레이어 및상기 커버 레이어와 상기 보호 레이어 사이에 배치되는 제2 접착 레이어를 포함하고,상기 제1 접착 레이어는 제1 모듈러스(modulus)를 갖고,상기 제2 접착 레이어는 상기 제1 모듈러스보다 큰 제2 모듈러스를 갖는, 전자 장치.
- 청구항 11에 있어서,상기 제1 모듈러스는 0.03Mpa 이상 0.2MPa 이하이고,상기 제2 모듈러스는 1MPa 이상 3MPa 이하인, 전자 장치.
- 청구항 11에 있어서,상기 제2 모듈러스에 대한 상기 제1 모듈러스의 비의 값은 0. 012 이상 0.04 이하인, 전자 장치.
- 전자 장치에 있어서,제1 구조물;상기 제1 구조물의 일 측에 양 방향으로 슬라이딩 가능하게 결합되는 제2 구조물; 및복수의 레이어들을 포함하고, 상기 제2 구조물의 슬라이딩 동작에 대응하여 상기 전자 장치의 전면을 형성하는 노출 영역의 크기가 변경되도록 구성되는 디스플레이;를 포함하고,상기 복수의 레이어들은,상기 전자 장치의 상기 전면 방향으로 시각적으로 노출되는 제1 면 및 상기 제1 면의 반대를 향하는 제2 면을 포함하는 패널 레이어,상기 패널 레이어의 상기 제1 면에 배치되는 커버 레이어,상기 커버 레이어를 사이에 두고 상기 패널 레이어와 마주보도록 상기 커버 레이어에 배치되는 보호 레이어,상기 보호 레이어와 상기 커버 레이어 사이에 배치되는 보강 레이어,상기 보강 레이어와 상기 커버 레이어의 사이, 또는 상기 보호 레이어와 상기 보강 레이어의 사이에 배치되고, 상기 보강 레이어를 상기 커버 레이어 또는 상기 보호 레이어에 부착시키는 접착 레이어를 포함하고,상기 보강 레이어의 모듈러스(modulus)는 상기 보호 레이어의 모듈러스보다 작고, 상기 접착 레이어의 모듈러스보다 크게 형성되는, 전자 장치.
- 청구항 14에 있어서,상기 보강 레이어의 모듈러스는 1Mpa 이상 500MPa 이하이고,상기 접착 레이어의 모듈러스는 0.03Mpa 이상 0.2MPa 이하인, 전자 장치.
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| EP21895130.9A EP4216023B1 (en) | 2020-11-18 | 2021-11-18 | Electronic apparatus comprising flexible display |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD1033422S1 (en) * | 2020-05-15 | 2024-07-02 | Compal Electronics, Inc. | Notebook computer equipped with variable aspect ratio screen |
| WO2024000490A1 (zh) * | 2022-06-30 | 2024-01-04 | 京东方科技集团股份有限公司 | 显示面板和显示装置 |
| US12581830B2 (en) | 2022-06-30 | 2026-03-17 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display panel and display device |
| GB2623888A (en) * | 2022-10-17 | 2024-05-01 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| GB2624962A (en) * | 2022-10-17 | 2024-06-05 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| GB2623888B (en) * | 2022-10-17 | 2025-06-11 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| GB2624962B (en) * | 2022-10-17 | 2025-06-11 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| US12425503B2 (en) | 2022-10-17 | 2025-09-23 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| US12449860B2 (en) | 2022-10-17 | 2025-10-21 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| US12504787B2 (en) | 2022-10-17 | 2025-12-23 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| US12602081B2 (en) | 2022-10-17 | 2026-04-14 | Motorola Mobility Llc | Electronic devices with translating flexible display and corresponding methods |
| WO2026023989A1 (ko) * | 2024-07-24 | 2026-01-29 | 삼성전자 주식회사 | 플렉서블 디스플레이를 포함하는 전자 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12517553B2 (en) | 2026-01-06 |
| EP4216023B1 (en) | 2026-04-01 |
| EP4216023A1 (en) | 2023-07-26 |
| EP4216023A4 (en) | 2024-07-17 |
| US20230259167A1 (en) | 2023-08-17 |
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