WO2024071688A1 - 보강부재를 포함하는 전자 장치 - Google Patents
보강부재를 포함하는 전자 장치 Download PDFInfo
- Publication number
- WO2024071688A1 WO2024071688A1 PCT/KR2023/012444 KR2023012444W WO2024071688A1 WO 2024071688 A1 WO2024071688 A1 WO 2024071688A1 KR 2023012444 W KR2023012444 W KR 2023012444W WO 2024071688 A1 WO2024071688 A1 WO 2024071688A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- hinge plate
- hinge
- display area
- disposed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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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
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
-
- 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
-
- 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
-
- 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
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1681—Details related solely to hinges
-
- 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
- G06F1/20—Cooling means
- G06F1/203—Cooling means for portable computers, e.g. for laptops
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20963—Heat transfer by conduction from internal heat source to heat radiating structure
-
- 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
-
- 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
Definitions
- Various embodiments of the present disclosure relate to an electronic device including a reinforcing member.
- Electronic devices including large-screen displays can increase user usability.
- electronic devices may include deformable displays.
- the deformable display may be deformable by sliding, folding, or rolling.
- An electronic device may include a first housing, a second housing, a hinge structure, a display, a heat dissipation sheet, a stiffener, and a fixing structure.
- the first housing may include a first surface.
- the second housing may include a second surface.
- the second housing may be rotatable relative to the first housing.
- the hinge structure may include a first hinge plate and a second hinge plate.
- the second hinge plate may be rotatable relative to the first hinge plate.
- the display may include a first display area, a second display area, and a third display area.
- the first display area may be located on the first housing.
- the second display area may be located on the second housing.
- the third display area may be located on the hinge structure.
- the heat dissipation sheet may include a first segment, a second segment, and a third segment.
- the first segment may be disposed between the first display area and the first surface.
- the second segment may be disposed between the second display area and the second surface.
- the third segment may be disposed between the third display area and the hinge structure.
- the reinforcing member may be disposed between the third display area and the hinge structure.
- the reinforcing member may provide rigidity to the third display area.
- the fixing structure may be coupled to the reinforcing member. The fixing structure may be pressed by the first hinge plate and the second hinge plate in a folded state in which a first direction toward which the first side faces is opposite to a second direction toward which the second side faces.
- the reinforcing member may be flat in an unfolded state in which the first direction and the second direction are the same. At least a portion of the reinforcing member may be bent in the folded state by a force applied to the fixing structure from the first hinge plate and the second hinge plate.
- An electronic device may include a first housing, a second housing, a hinge structure, a display, a flexible printed circuit board, a stiffener, and a fixing structure.
- the first housing may include a first surface.
- the second housing may include a second surface.
- the second housing may be rotatable relative to the first housing.
- the hinge structure may include a hinge bracket, a first hinge plate, and a second hinge plate.
- the hinge bracket may include a first guide groove and a second guide groove.
- the first hinge plate may be slidably connected to the first guide groove.
- the second hinge plate may be slidably connected to the second guide groove.
- the display may include a first display area, a second display area, and a third display area. The first display area may be located on the first housing.
- the second display area may be located on the second housing.
- the third display area may be located on the hinge structure.
- the flexible printed circuit board may include a first segment, a second segment, and a third segment.
- the first segment may extend from a first printed circuit board in the first housing between the first display area and the first surface.
- the second segment may extend from a second printed circuit board in the second housing between the second display area and the second surface.
- the third segment may be disposed between the first segment and the second segment.
- the third segment may be disposed between the third display area and the hinge structure.
- the reinforcing member may be disposed between the third display area and the hinge structure.
- the reinforcing member may provide rigidity to the third display area.
- the fixing structure may be coupled to the reinforcing member.
- the fixing structure may be pressed by the first hinge plate and the second hinge plate in a folded state in which a first direction toward which the first side faces is opposite to a second direction toward which the second side faces.
- the reinforcing member may be flat in an unfolded state in which the first direction and the second direction are the same. At least a portion of the reinforcing member may be bent in the folded state by a force applied to the fixing structure from the first hinge plate and the second hinge plate.
- FIG. 1 is a block diagram of an electronic device in a network environment according to an embodiment.
- FIG 2A shows an unfolded state of an example electronic device.
- 2B shows a folded state of an example electronic device.
- Figure 2C is an exploded view of an example electronic device.
- FIG. 3 schematically shows an exemplary electronic device in an unfolded state.
- FIG. 4 schematically shows an example electronic device in a folded state.
- 5A schematically shows an example electronic device.
- Figure 5B is a top view of an exemplary heat dissipation sheet.
- FIG. 6 schematically shows an example electronic device in an unfolded state.
- FIG. 7 schematically shows an example electronic device in a folded state.
- FIG. 1 is a block diagram of an electronic device 101 in a network environment 100, according to one embodiment.
- the electronic device 101 communicates with the electronic device 102 through a first network 198 (e.g., a short-range wireless communication network) or a second network 199. It is possible to communicate with the electronic device 104 or the server 108 through (e.g., a long-distance wireless communication network). According to one embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108.
- a first network 198 e.g., a short-range wireless communication network
- a second network 199 e.g., a long-distance wireless communication network.
- the electronic device 101 may communicate with the electronic device 104 through the server 108.
- the electronic device 101 includes a processor 120, a memory 130, an input module 150, an audio output module 155, a display module 160, an audio module 170, and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or may include an antenna module 197.
- at least one of these components eg, the connection terminal 178) may be omitted, or one or more other components may be added to the electronic device 101.
- some of these components e.g., sensor module 176, camera module 180, or antenna module 197) are integrated into one component (e.g., display module 160). It can be.
- the processor 120 for example, executes software (e.g., program 140) to operate at least one other component (e.g., hardware or software component) of the electronic device 101 connected to the processor 120. It can be controlled and various data processing or operations can be performed. According to one embodiment, as at least part of data processing or computation, the processor 120 stores commands or data received from another component (e.g., sensor module 176 or communication module 190) in volatile memory 132. The commands or data stored in the volatile memory 132 can be processed, and the resulting data can be stored in the non-volatile memory 134.
- software e.g., program 140
- the processor 120 stores commands or data received from another component (e.g., sensor module 176 or communication module 190) in volatile memory 132.
- the commands or data stored in the volatile memory 132 can be processed, and the resulting data can be stored in the non-volatile memory 134.
- the processor 120 includes a main processor 121 (e.g., a central processing unit or an application processor) or an auxiliary processor 123 that can operate independently or together (e.g., a graphics processing unit, a neural network processing unit ( It may include a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor).
- a main processor 121 e.g., a central processing unit or an application processor
- auxiliary processor 123 e.g., a graphics processing unit, a neural network processing unit ( It may include a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor.
- the electronic device 101 includes a main processor 121 and a auxiliary processor 123
- the auxiliary processor 123 may be set to use lower power than the main processor 121 or be specialized for a designated function. You can.
- the auxiliary processor 123 may be implemented separately from the main processor 121 or as part of it.
- the auxiliary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (e.g., sleep) state, or while the main processor 121 is in an active (e.g., application execution) state. ), together with the main processor 121, at least one of the components of the electronic device 101 (e.g., the display module 160, the sensor module 176, or the communication module 190) At least some of the functions or states related to can be controlled.
- co-processor 123 e.g., image signal processor or communication processor
- may be implemented as part of another functionally related component e.g., camera module 180 or communication module 190. there is.
- the auxiliary processor 123 may include a hardware structure specialized for processing artificial intelligence models.
- Artificial intelligence models can be created through machine learning. For example, such learning may be performed in the electronic device 101 itself, where artificial intelligence is performed, or may be performed through a separate server (e.g., server 108).
- Learning algorithms may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but It is not limited.
- An artificial intelligence model may include multiple artificial neural network layers.
- Artificial neural networks include deep neural network (DNN), convolutional neural network (CNN), recurrent neural network (RNN), restricted boltzmann machine (RBM), belief deep network (DBN), bidirectional recurrent deep neural network (BRDNN), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the examples described above.
- artificial intelligence models may additionally or alternatively include software structures.
- the memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176) of the electronic device 101. Data may include, for example, input data or output data for software (e.g., program 140) and instructions related thereto.
- Memory 130 may include volatile memory 132 or non-volatile memory 134.
- the program 140 may be stored as software in the memory 130 and may include, for example, an operating system 142, middleware 144, or application 146.
- the input module 150 may receive commands or data to be used in a component of the electronic device 101 (e.g., the processor 120) from outside the electronic device 101 (e.g., a user).
- the input module 150 may include, for example, a microphone, mouse, keyboard, keys (eg, buttons), or digital pen (eg, stylus pen).
- the sound output module 155 may output sound signals to the outside of the electronic device 101.
- the sound output module 155 may include, for example, a speaker or a receiver. Speakers can be used for general purposes such as multimedia playback or recording playback.
- the receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.
- the display module 160 can visually provide information to the outside of the electronic device 101 (eg, a user).
- the display module 160 may include, for example, a display, a hologram device, or a projector, and a control circuit for controlling the device.
- the display module 160 may include a touch sensor configured to detect a touch, or a pressure sensor configured to measure the intensity of force generated by the touch.
- the audio module 170 can convert sound into an electrical signal or, conversely, convert an electrical signal into sound. According to one embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device (e.g., directly or wirelessly connected to the electronic device 101). Sound may be output through the electronic device 102 (e.g., speaker or headphone).
- the electronic device 102 e.g., speaker or headphone
- the sensor module 176 detects the operating state (e.g., power or temperature) of the electronic device 101 or the external environmental state (e.g., user state) and generates an electrical signal or data value corresponding to the detected state. can do.
- the sensor module 176 includes, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, humidity sensor, or light sensor.
- the interface 177 may support one or more designated protocols that can be used to directly or wirelessly connect the electronic device 101 to an external electronic device (eg, the electronic device 102).
- the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.
- HDMI high definition multimedia interface
- USB universal serial bus
- SD card interface Secure Digital Card interface
- audio interface audio interface
- connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102).
- the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).
- the haptic module 179 can convert electrical signals into mechanical stimulation (e.g., vibration or movement) or electrical stimulation that the user can perceive through tactile or kinesthetic senses.
- the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.
- the camera module 180 can capture still images and moving images.
- the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.
- the power management module 188 can manage power supplied to the electronic device 101.
- the power management module 188 may be implemented as at least a part of, for example, a power management integrated circuit (PMIC).
- PMIC power management integrated circuit
- the battery 189 may supply power to at least one component of the electronic device 101.
- the battery 189 may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.
- Communication module 190 is configured to provide a direct (e.g., wired) communication channel or wireless communication channel between electronic device 101 and an external electronic device (e.g., electronic device 102, electronic device 104, or server 108). It can support establishment and communication through established communication channels. Communication module 190 operates independently of processor 120 (e.g., an application processor) and may include one or more communication processors that support direct (e.g., wired) communication or wireless communication.
- processor 120 e.g., an application processor
- the communication module 190 is a wireless communication module 192 (e.g., a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (e.g., : LAN (local area network) communication module, or power line communication module) may be included.
- a wireless communication module 192 e.g., a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module
- GNSS global navigation satellite system
- wired communication module 194 e.g., : LAN (local area network) communication module, or power line communication module
- the corresponding communication module is a first network 198 (e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (e.g., legacy It may communicate with an external electronic device 104 through a telecommunication network such as a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., LAN or WAN).
- a telecommunication network such as a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., LAN or WAN).
- a telecommunication network such as a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., LAN or WAN).
- a telecommunication network such as a cellular network, a 5G network, a next-generation communication network
- the wireless communication module 192 uses subscriber information (e.g., International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 to communicate within a communication network such as the first network 198 or the second network 199.
- subscriber information e.g., International Mobile Subscriber Identifier (IMSI)
- IMSI International Mobile Subscriber Identifier
- the wireless communication module 192 may support 5G networks after 4G networks and next-generation communication technologies, for example, NR access technology (new radio access technology).
- NR access technology provides high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low latency). -latency communications)) can be supported.
- the wireless communication module 192 may support high frequency bands (eg, mmWave bands), for example, to achieve high data rates.
- the wireless communication module 192 uses various technologies to secure performance in high frequency bands, for example, beamforming, massive array multiple-input and multiple-output (MIMO), and full-dimensional multiplexing. It can support technologies such as input/output (FD-MIMO: full dimensional MIMO), array antenna, analog beam-forming, or large scale antenna.
- the wireless communication module 192 may support various requirements specified in the electronic device 101, an external electronic device (e.g., electronic device 104), or a network system (e.g., second network 199).
- the wireless communication module 192 supports Peak data rate (e.g., 20 Gbps or more) for realizing eMBB, loss coverage (e.g., 164 dB or less) for realizing mmTC, or U-plane latency (e.g., 164 dB or less) for realizing URLLC.
- Peak data rate e.g., 20 Gbps or more
- loss coverage e.g., 164 dB or less
- U-plane latency e.g., 164 dB or less
- the antenna module 197 may transmit or receive signals or power to or from the outside (eg, an external electronic device).
- the antenna module 197 may include an antenna including a radiator made of a conductor or a conductive pattern formed on a substrate (eg, PCB).
- the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is, for example, connected to the plurality of antennas by the communication module 190. can be selected. Signals or power may be transmitted or received between the communication module 190 and an external electronic device through the at least one selected antenna.
- other components eg, radio frequency integrated circuit (RFIC) may be additionally formed as part of the antenna module 197.
- RFIC radio frequency integrated circuit
- the antenna module 197 may form a mmWave antenna module.
- a mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first side (e.g., bottom side) of the printed circuit board and capable of supporting a designated high frequency band (e.g., mmWave band); And a plurality of antennas (e.g., array antennas) disposed on or adjacent to the second side (e.g., top or side) of the printed circuit board and capable of transmitting or receiving signals in the designated high frequency band. can do.
- a mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first side (e.g., bottom side) of the printed circuit board and capable of supporting a designated high frequency band (e.g., mmWave band); And a plurality of antennas (e.g., array antennas) disposed on or adjacent to the second side (e.g., top or side) of the
- peripheral devices e.g., bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)
- signal e.g. commands or data
- commands or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199.
- Each of the external electronic devices 102 or 104 may be of the same or different type as the electronic device 101.
- all or part of the operations performed in the electronic device 101 may be executed in one or more of the external electronic devices 102, 104, or 108.
- the electronic device 101 may perform the function or service instead of executing the function or service on its own.
- one or more external electronic devices may be requested to perform at least part of the function or service.
- One or more external electronic devices that have received the request may execute at least part of the requested function or service, or an additional function or service related to the request, and transmit the result of the execution to the electronic device 101.
- the electronic device 101 may process the result as is or additionally and provide it as at least part of a response to the request.
- cloud computing distributed computing, mobile edge computing (MEC), or client-server computing technology can be used.
- the electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing.
- the external electronic device 104 may include an Internet of Things (IoT) device.
- Server 108 may be an intelligent server using machine learning and/or neural networks.
- the external electronic device 104 or server 108 may be included in the second network 199.
- the electronic device 101 may be applied to intelligent services (e.g., smart home, smart city, smart car, or healthcare) based on 5G communication technology and IoT-related technology.
- FIG. 2A shows an unfolded state of an example electronic device.
- 2B shows a folded state of an example electronic device.
- Figure 2C is an exploded view of an example electronic device.
- an electronic device e.g., electronic device 101 of FIG. 1
- a first housing 210 includes a second housing 220, and a display 230 (e.g., It may include a display module 160 of FIG. 1), at least one camera 240 (e.g., camera module 180 of FIG. 1), a hinge structure 250, and/or at least one electronic component 260. You can.
- the first housing 210 and the second housing 220 may form at least a portion of the outer surface of the electronic device 101 that can be gripped by a user. At least a portion of the outer surface of the electronic device 101 defined by the first housing 210 and the second housing 220 may be exposed to a portion of the user's body when the electronic device 101 is used by the user. You can access it.
- the first housing 210 includes a first side 211, a second side 212 facing the first side 211 and spaced apart from the first side 211, and a first side 212. It may include a first side 213 surrounding at least a portion of 211 and the second side 212 .
- the first side 213 may connect the periphery of the first side 211 and the edge of the second side 212.
- the first side 211, the second side 212, and the first side 213 may define the internal space of the first housing 210.
- the first housing 210 uses the space formed by the first side 211, the second side 212, and the first side 213 to accommodate at least one of the electronic device 101. It can be provided as a space for arranging the component 260.
- the second housing 220 includes a third side 221, a fourth side 222 facing the third side 221 and spaced apart from the third side 221, and a third side 222. It may include a second side 223 surrounding at least a portion of 221 and the fourth side 222 .
- the second side 223 may connect the periphery of the third side 221 and the edge of the fourth side 222.
- the third side 221, the fourth side 222, and the second side 223 may define the internal space of the second housing 220.
- the second housing 220 has a third side 221, a fourth side 222, and a second side surrounding at least a portion of the third side 221 and the fourth side 222.
- the space formed by 223 may be provided as a space for mounting at least one component 260 of the electronic device 101.
- the second housing 220 may be coupled to the first housing 210 so as to be rotatable with respect to the first housing 210 .
- each of the first housing 210 and the second housing 220 may include a first protection member 214 and a second protection member 224, respectively.
- the first protection member 214 and the second protection member 224 may be disposed on the first side 211 and the third side 221 along the periphery of the display 230.
- the first protective member 214 and the second protective member 224 are configured to prevent foreign substances ( It can prevent the inflow of dust or moisture).
- the first protection member 214 surrounds the edge of the first display area 231 of the display 230
- the second protection member 224 surrounds the edge of the second display area 231 of the display 230.
- the first protection member 214 may be attached to the first side 213 of the first housing 210, or may be formed integrally with the first side 213.
- the second protection member 224 may be attached to the second side 223 of the second housing 220, or may be formed integrally with the second side 223.
- the first side 213 and the second side 223 may include a conductive material, a non-conductive material, or a combination thereof.
- the second side 223 may include at least one conductive member 225 and at least one non-conductive member 226.
- At least one conductive member 225 may include a plurality of conductive members spaced apart from each other.
- At least one non-conductive member 226 may be disposed between the plurality of conductive members.
- the plurality of conductive members may be disconnected from each other by at least one non-conductive member 226 disposed between the plurality of conductive members.
- the plurality of conductive members and the plurality of non-conductive members may together form an antenna radiator.
- the electronic device 101 may be capable of communicating with an external electronic device through an antenna radiator formed by a plurality of conductive members and a plurality of non-conductive members.
- the display 230 may be configured to display visual information.
- the display 230 is connected to the first side 211 of the first housing 210 and the third side 221 of the second housing 220 across the hinge structure 250. It can be placed on top.
- the display 230 includes a first display area 231 disposed on the first side 211 of the first housing, and a second display area disposed on the third side 221 of the second housing. 232 , and a third display area 233 disposed between the first display area 231 and the second display area 232 .
- the first display area 231, the second display area 232, and the third display area 233 may form the front surface of the display 230.
- the display 230 may further include a sub-display panel 235 disposed on the fourth surface 222 of the second housing 220.
- the display 230 may be referred to as a flexible display.
- the display 230 may include a window exposed to the outside of the electronic device 101.
- the window protects the surface of the display 230 and includes a substantially transparent material, so that visual information provided by the display 230 can be transmitted to the outside of the electronic device 101.
- the window may include, but is not limited to, glass (eg, UTG, ultra-thin glass) and/or polymer (eg, PI, polyimide).
- At least one camera 240 may be configured to acquire an image based on receiving light from a subject external to the electronic device 101.
- at least one camera 240 may include first cameras 241, second cameras 242, and third cameras 243.
- the first cameras 241 may be disposed in the first housing 210 .
- the first cameras 241 may be disposed inside the first housing 210, and at least a portion may be visible through the second surface 212 of the first housing 210. .
- the first cameras 241 may be supported by a bracket (not shown) within the first housing 210.
- the first housing 210 may include at least one opening 241a that overlaps the first cameras 241 when the electronic device 101 is viewed from above.
- the first cameras 241 may acquire images based on receiving light from the outside of the electronic device 101 through at least one opening 241a.
- the second camera 242 may be placed in the second housing 220.
- the second camera 242 may be placed inside the second housing 220 and visible through the sub-display panel 235.
- the second housing 220 may include at least one opening 242a that overlaps the second camera 242 when the electronic device 101 is viewed from above.
- the second camera 242 may acquire an image based on receiving light from the outside of the electronic device 101 through at least one opening 242a.
- the third camera 243 may be placed in the first housing 210.
- the third camera 243 may be disposed inside the first housing 210, and at least a portion of the third camera 243 may be visible through the first surface 211 of the first housing 210.
- the third camera 243 may be disposed inside the first housing 210, and at least a portion of the third camera 243 may be visible through the first display area 231 of the display 230.
- the first display area 231 of the display 230 may include at least one opening that overlaps the third camera 243 when the display 230 is viewed from above.
- the third camera 243 may acquire an image based on receiving light from the outside of the display 230 through at least one opening.
- the second camera 242 and the third camera 243 are directed below the display 230 (e.g., toward the inside of the first housing 210 or toward the inside of the second housing 220). ) can be placed in.
- the second camera 242 and the third camera 243 may be under display cameras (UDC).
- UDC display cameras
- an area of the display 230 corresponding to each position of the second camera 242 and the third camera 243 is an inactive area. This may not be the case.
- the inactive area of the display 230 may refer to an area of the display 230 that does not contain pixels or does not emit light to the outside of the electronic device 101.
- the second camera 242 and the third camera 243 may be punch hole cameras.
- an area of the display 230 corresponding to each position of the second camera 242 and the third camera 243 is an inactive area. It can be.
- the hinge structure 250 may rotatably connect the first housing 210 and the second housing 220.
- the hinge structure 250 may be disposed between the first housing 210 and the second housing 220 of the electronic device 101 so that the electronic device 101 can be bent, bent, or folded.
- the hinge structure 250 may be disposed between a portion of the first side 213 and a portion of the second side 223 that face each other.
- the hinge structure 250 allows the electronic device 101 to unfold in such a way that the first side 211 of the first housing 210 and the third side 221 of the second housing 220 face the same direction. ) state or can be changed to a folding state where the first side 211 and the third side 221 face each other.
- the first housing 210 and the second housing 220 may overlap or overlap each other by facing each other.
- the direction in which the first side 211 faces and the direction in which the third side 221 faces may be different.
- the direction in which the first side 211 faces and the direction in which the third side 221 faces may be opposite to each other.
- the direction in which the first side 211 faces and the direction in which the third side 221 faces may be tilted with respect to each other.
- the first housing 210 may be inclined with respect to the second housing 220 .
- the electronic device 101 may be foldable based on the folding axis f.
- the folding axis f may refer to an imaginary line extending through the hinge cover 251 in a direction parallel to the longitudinal direction of the electronic device 101 (e.g., d1 in FIGS. 2A and 2B).
- the folding axis f may be an imaginary line extending in a direction perpendicular to the longitudinal direction of the electronic device 101 (eg, d2 in FIGS. 2A and 2B).
- the hinge structure 250 extends in a direction parallel to the folding axis f to form the first housing 210 and the second housing. (220) can be connected.
- the first housing 210 and the second housing 220 may be rotatable by a hinge structure 250 extending in a direction perpendicular to the longitudinal direction of the electronic device 101.
- the hinge structure 250 may include a hinge cover 251, a first hinge plate 252, a second hinge plate 253, and a hinge module 254.
- the hinge cover 251 may surround the internal components of the hinge structure 250 and form the outer surface of the hinge structure 250.
- the hinge cover 251 surrounding the hinge structure 250 is connected to the electronic device through between the first housing 210 and the second housing 220 when the electronic device 101 is in a folded state. At least a portion may be exposed to the outside of (101).
- the hinge cover 251 when the electronic device 101 is in an unfolded state, the hinge cover 251 is covered by the first housing 210 and the second housing 220 and is exposed to the outside of the electronic device 101. It may not be exposed.
- the first hinge plate 252 and the second hinge plate 253 are respectively coupled to the first housing 210 and the second housing 220, thereby forming the first housing 210 and the second housing 220.
- the housing 220 can be rotatably connected.
- the first hinge plate 252 is coupled to the first front bracket 215 of the first housing 210
- the second hinge plate 253 is coupled to the second front bracket 215 of the second housing 220. It can be combined with the bracket (227).
- the first housing 210 and the second housing 220 may be rotatable according to the rotation of the first hinge plate 252 and the second hinge plate 253.
- the hinge module 254 can rotate the first hinge plate 252 and the second hinge plate 253.
- the hinge module 254 includes gears that engage with each other and can rotate, and can rotate the first hinge plate 252 and the second hinge plate 253 about the folding axis f.
- the plurality of hinge modules 254 may be arranged to be spaced apart from each other at both ends of the first hinge plate 252 and the second hinge plate 253, respectively.
- the first housing 210 may include a first front bracket 215 and a rear bracket 216
- the second housing 220 may include a second front bracket 227.
- the first front bracket 215 and the rear bracket 216 are disposed inside the first housing 210 and may support at least one component 260 of the electronic device 101.
- the second front bracket 227 is disposed inside the second housing 220 and may support at least one component 260 of the electronic device 101.
- the display 230 may be disposed on one side of the first front bracket 215 and one side of the second front bracket 227.
- the rear bracket 216 may be disposed on the other side of the first front bracket 215, which faces one side of the first front bracket 215.
- a portion of the first front bracket 215 may be surrounded by the first side 213, and a portion of the second front bracket 227 may be surrounded by the second side 223.
- the first front bracket 215 may be formed integrally with the first side 213, and the second front bracket 227 may be formed integrally with the second side 223.
- the first front bracket 215 may be formed separately from the first side 213, and the second front bracket 227 may be formed separately from the second side 223.
- At least one electronic component 260 may implement various functions to provide to the user.
- the at least one electronic component 260 includes a first printed circuit board 261, a second printed circuit board 262, a flexible printed circuit board 263, and a battery 264 (e.g., FIG. 1 battery 189), and/or an antenna 265 (e.g., the antenna module 197 of FIG. 1).
- the first printed circuit board 261 and the second printed circuit board 262 may form electrical connections between components within the electronic device 101, respectively.
- components for implementing the overall function of the electronic device 101 e.g., processor 120 of FIG.
- the first printed circuit board 261 may be disposed within the first housing 210.
- the first printed circuit board 261 may be disposed on one side of the first front bracket 215.
- the second printed circuit board 262 may be disposed within the second housing 220.
- the second printed circuit board 262 is spaced apart from the first printed circuit board 261 and may be disposed on one side of the second front bracket 227.
- the flexible printed circuit board 263 is , the first printed circuit board 261, and the second printed circuit board 262 can be connected.
- the flexible printed circuit board 263 may extend from the first printed circuit board 261 to the second printed circuit board 262.
- the battery 264 is a device for supplying power to at least one component 260 of the electronic device 101, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. It can be included. At least a portion of the battery 264 may be disposed on substantially the same plane as the first printed circuit board 261 or the second printed circuit board 262.
- the antenna 265 may be configured to receive power or signals from outside the electronic device 101. According to one embodiment, the antenna 265 may be disposed between the rear bracket 216 and the battery 264.
- the antenna 265 may include, for example, a near field communication (NFC) antenna, an antenna module, and/or a magnetic secure transmission (MST) antenna.
- NFC near field communication
- MST magnetic secure transmission
- the antenna 265 can perform short-distance communication with an external device or wirelessly transmit and receive power required for charging.
- FIG. 3 is a cross-sectional view taken along line A-A' of FIG. 2A of an exemplary electronic device in an unfolded state.
- FIG. 4 is a cross-sectional view taken along line B-B' of FIG. 2B of an exemplary electronic device in a folded state.
- the electronic device 101 includes a first housing 210, a second housing 220, a hinge structure 250, a display 230, It may include a heat dissipation sheet 320, a reinforcing member 310 (stiffener), and/or a fixing structure 330.
- the electronic device 101 may include a first housing 210 and a second housing 220 that can be folded or unfolded.
- the electronic device 101 may be referred to as a foldable electronic device 101.
- the hinge structure 250 rotatably connects the first housing 210 and the second housing 220 with respect to the folding axis f, thereby maintaining the electronic device 101 in a folded or unfolded state. It can be converted.
- the first direction D1 toward which the first surface 211 of the first housing 210 e.g., the first surface 211 of FIG. 2A
- 221 eg, the third side 221 of FIG.
- the electronic device 101 may be referred to as an unfolded state.
- the electronic device 101 when the first direction D1 is opposite to the second direction D2, the electronic device 101 may be referred to as being in a folded state.
- the electronic device 101 when the electronic device 101 is in a state between the folded state and the unfolded state, the electronic device 101 may be referred to as an intermediate state.
- the hinge structure 250 connects the first housing 210 and the second housing 250 so that, in the intermediate state, the angle between the first housing 210 and the second housing 220 has a predetermined angle (e.g., 90 degrees).
- the position of the housing 220 can be fixed.
- the predetermined angle is greater than the angle between the first housing 210 and the second housing 220 in the folded state, and is greater than the angle between the first housing 210 and the second housing 220 in the unfolded state. It can be small.
- the first housing 210 and the second housing 220 when the electronic device 101 is in an unfolded state, the first housing 210 and the second housing 220 may be disposed on substantially the same plane. For example, in the unfolded state, the first direction D1 and the second direction D2 may be the same.
- the first housing 210 and the second housing 220 when the electronic device 101 is in a folded state, the first housing 210 and the second housing 220 may face each other. For example, in the folded state, the first direction D1 and the second direction D2 may be opposite to each other.
- the first housing 210 and the second housing 220 when the electronic device 101 is in an intermediate state, the first housing 210 and the second housing 220 may form a predetermined angle.
- the first direction D1 and the second direction D2 may form a predetermined angle.
- the display 230 may be referred to as a flexible display in which at least a portion of the display 230 (eg, the third display area 233) can be folded or unfolded.
- the display 230 may have flexibility.
- the display 230 may include a folding area that can be folded by moving the first housing 210 or the second housing 220 .
- the display 230 may include a display panel 230a and a conductive plate 234.
- the display panel 230a may display visual information (eg, multimedia data or text data) to the user.
- the display panel 230a may include a display area for displaying visual information.
- the display panel 230a may include a first display area 231, a second display area 232, and a third display area 233.
- the first display area 231 may be disposed on the first surface 211 of the first housing 210.
- the second display area 232 may be disposed on the second surface 221 of the second housing 220.
- the third display area 233 may be disposed on the hinge structure 250 .
- the third display area 233 may be referred to as a foldable area when the electronic device 101 is in a folded state.
- the shape of the third display area 233 may be different depending on the state of the electronic device 101. Referring to FIG. 3 , in the unfolded state, the third display area 233 may be substantially flat. Referring to FIG. 4 , in the folded state, the third display area 233 may be curved. Although not shown, the display 230 may include a window (eg, polyimide (PI) film, ultra-thin glass (UTG)) disposed on the display panel 230a.
- PI polyimide
- UTG ultra-thin glass
- the conductive plate 234 may be disposed on a side (eg, a back side) opposite to the side facing the outside of the display 230.
- the conductive plate 234 may be disposed on the back of the display panel 230a.
- the conductive plate 234 may provide rigidity to the display 230 by supporting the display panel 230a.
- the conductive plate 234 can shield noise.
- the conductive plate 234 may be a sheet containing a conductive material (eg, metal).
- the conductive plate 234 has a first part 234a corresponding to the first display area 231, a second part 234b corresponding to the second display area 232, and a third display area 233. It may include a corresponding third part 234c.
- the first part 234a may be placed under the first display area 231, the second part 234b may be placed under the second display area 232, and the third part 234c may be placed below the third display area 233. At least a portion of the third portion 234c may be bent in the folded state.
- the third portion 234c may include a pattern 234d.
- the pattern 234d may be a lattice structure including a plurality of openings and/or a plurality of recesses. When the electronic device 101 is in a folded state, the third portion 234c may be bent through the pattern 234d.
- the electronic device 101 may include a first support plate 351 and a second support plate 352 to support a portion of the display 230.
- the first support plate 351 may be disposed between the first display area 231 and the first surface 211.
- the second support plate 352 may be disposed between the second display area 232 and the second surface 221.
- the first support plate 351 may be adhered to the first portion 234a through an adhesive member 353.
- the second support plate 352 may be adhered to the second portion 234b through the adhesive member 353.
- the adhesive member 353 may include at least one of optical clear adhesive (OCA), pressure sensitive adhesive (PSA), heat-reactive adhesive, general adhesive, or tape, but is not limited thereto.
- the first support plate 351 may support the first display area 231 and the second support plate 352 may support the second display area 232 .
- the first support plate 351 and the second support plate 352 may be spaced apart from each other.
- the first support plate 351 and the second support plate 352 may support the first display area 231 and the second display area 232 in a planar shape in order to reinforce the rigidity of the display 230. there is.
- the first support plate 351 and the second support plate 352 may be rigid to support the first display area 231 and the second display area 232, respectively. there is. Since the third display area 233 is curved in the folded state, the support plate may be omitted in the area corresponding to the third display area 233. Since the support plate is omitted in the area corresponding to the third display area 233, a step may be formed between the first support plate 351 and the second support plate 352.
- the electronic device 101 may include a leveler 340 to compensate for the step.
- the leveler 340 may include a film having a thickness to compensate for the step, but is not limited thereto.
- the leveler 340 may be disposed between the first support plate 351 and the second support plate 352.
- the leveler 340 can reduce the occurrence of wrinkles in the third display area 233 as the electronic device 101 is repeatedly folded and unfolded.
- the leveler 340 may be flexible. Reduction in the occurrence of wrinkles in the third display area 233 may contribute to reducing stress in the area where the display 230 is deformed. In this way, the durability of the display 230 can be improved.
- the hinge structure 250 may include a hinge cover 251, a hinge bracket 255, a first hinge plate 252, and a second hinge plate 253.
- the hinge cover 251 may define the outer surface of the hinge structure 250.
- the hinge cover 251 may surround the hinge bracket 255, the first hinge plate 252, and the second hinge plate 253.
- the hinge cover 251 may be covered by the first housing 210 and the second housing 220.
- the hinge cover 251 may be exposed between the first housing 210 and the second housing 220 .
- the hinge bracket 255 may support the first hinge plate 252 and the second hinge plate 253.
- the hinge bracket 255 may be combined with the first hinge plate 252 and the second hinge plate 253.
- the first hinge plate 252 may be coupled to the first guide groove 255a of the hinge bracket 255 and may be rotatable along the first guide groove 255a.
- the second hinge plate 253 may be coupled to the second guide groove 255b, which is different from the first guide groove 255a, and may be rotatable along the second guide groove 255b.
- the reinforcing member 310 may provide rigidity to the third display area 233. Since the conductive plate 234 includes a pattern in the third portion corresponding to the third display area 233, it may be insufficient to provide rigidity to resist external force applied to the third display area 233. . Since the third display area 233 overlaps between the first support plate 351 and the second support plate 352, the first support plate 351 and the second support plate 352 display the first display area 233. Only the area 231 and the second display area 232 can be supported. Referring to FIG. 3 , the reinforcing member 310 may be disposed between the third display area 233 and the hinge structure 250 .
- the reinforcing member 310 may be positioned to overlap the third display area 233.
- the third display area 233 and the reinforcing member 310 may at least partially overlap.
- the reinforcing member 310 may be a thin SUS (stainless steel) plate, but is not limited thereto.
- the fixing structure 330 may be configured to press the reinforcing member 310 when the electronic device 101 is in a folded state.
- the fixing structure 330 may be connected to the reinforcing member 310.
- the fixing structure 330 may be attached to the reinforcing member 310 by an adhesive between the fixing structure 330 and the reinforcing member 310, but is not limited thereto.
- the fixing structure 330 and the reinforcing member 310 may be physically fastened.
- the fixing structure 330 may be spaced apart from the first hinge plate 252 and the second hinge plate 253 in the unfolded state.
- the fixing structure 330 is pressed by the first hinge plate 252 and the second hinge plate 253 by contacting the first hinge plate 252 and the second hinge plate 253 in the folded state. You can.
- the reinforcing member 310 has a shape corresponding to the third display area 233, thereby providing rigidity to the third display area 233.
- the fixing structure 330 may include a first fixing structure 331 and a second fixing structure 332 coupled to the reinforcing member 310.
- the first fixing structure 331 may be disposed between the first housing 210 and the first hinge plate 252.
- the second fixing structure 332 may be disposed between the second housing 220 and the second hinge plate 253.
- the first fixing structure 331 may be coupled to the first portion 311 of the reinforcing member 310.
- the second fixing structure 332 may be coupled to the second part 312 spaced apart from the first part 311 of the reinforcing member 310. Referring to FIG.
- the first fixing structure 331 in the unfolded state, may be spaced apart from the first hinge plate 252, and the second fixing structure 332 may be spaced apart from the second hinge plate 253.
- the first fixing structure 331 in the unfolded state, may be spaced apart from the side 252a of the first hinge plate 252 facing the first fixing structure 331 .
- the second fixing structure 332 may be spaced apart from the side 253a of the second hinge plate 253 facing the second fixing structure 332 .
- the reinforcing member 310 In the unfolded state, the reinforcing member 310 may be flat.
- the first hinge plate 252 and the second hinge plate 253 may be rotated.
- the first hinge plate 252 moves along the first guide groove 225a
- the second hinge plate 253 Can move along the second guide groove 225b.
- the first hinge plate 252 and the second hinge plate 253 may be in contact with the fixing structure 330.
- the side 252a of the first hinge plate 252 facing the first fixing structure 331 may contact the first fixing structure 331.
- the side 253a of the second hinge plate 253 facing the second fixing structure 332 may contact the second fixing structure 332.
- the first fixing structure 331 can be pressed by the first hinge plate 252 adjoining the first fixing structure 331, and the second fixing structure 332 can be pressed by the second fixing structure 332. It can be pressed by the second hinge plate 253 in contact with (332).
- the force provided from the first hinge plate 252 to the first fixing structure 331 and the force provided from the second hinge plate 253 to the second fixing structure 332 are applied to the reinforcing member 310. ) can be delivered to.
- the first fixing structure 331 can press the first portion 311.
- the second fixation structure 332 can press the second portion 312 .
- the reinforcing member 310 may be bent without being substantially elongated by the force pressing the first part 311 and the force pressing the second part 312.
- the reinforcing member 310 may provide rigidity under the third display area 233 of the display 230.
- the reinforcing member 310 may reduce damage to the third display area 233 by providing rigidity to the third display area 233.
- the reinforcing member 310 provides rigidity to resist the external force below the third display area 233, thereby ) can reduce damage.
- the shape of the third display area 233 is changed depending on the state of the electronic device 101, the reinforcing member 310 has a shape corresponding to the shape of the third display area 233, thereby displaying the third display area. It is possible to effectively provide rigidity to the region 233.
- the shape of the reinforcing member 310 may be modified by the first hinge plate 252, the second hinge plate 253, and the fixing structure 330, independently of the display 230. Since the shape of the reinforcing member 310 can be changed independently of the display 230, it can be changed regardless of the shape of the display 230. For example, when the electronic device 101 changes from the unfolded state to the folded state, the reinforcing member 310 may be bent by being pressed by the fixing structure 330. When the electronic device 101 changes from the folded state to the unfolded state, the reinforcing member 310 may become flat again due to a restoring force. According to one embodiment, the reinforcing member 310 may be modified to correspond to the shape of the display 230, thereby providing rigidity to the third display area 233. The shape of the reinforcing member 310 may be changed independently of the display 230.
- the heat dissipation sheet 320 may be configured to dissipate heat generated from the display 230.
- the heat dissipation sheet 320 may be configured to radiate heat generated from the display 230 to the outside.
- the heat dissipation sheet 320 can spread heat concentrated in a specific area of the display 230 to the entire area of the display 230.
- the heat dissipation sheet 320 directs heat generated from a part of the display 230 (e.g., the first display area 231) to another area of the display 230 (e.g., the second display area (231)). 232)) can be configured to spread.
- the heat dissipation sheet 320 may include a material with high thermal conductivity to diffuse heat.
- the heat dissipation sheet 320 may include, but is not limited to, graphite and/or copper.
- the shape of the heat dissipation sheet 320 may correspond to the shape of the display 230.
- the heat dissipation sheet 320 may be adhered to the reinforcing member 310.
- the heat dissipation sheet 320 may include a first segment 321, a second segment 322, and a third segment 323.
- the second segment 322 may be spaced apart from the first segment 321 .
- the first segment 321 may be disposed between the first surface 211 and the first support plate 351.
- the second segment 322 may be disposed between the second surface 221 and the second support plate 352.
- the third segment 323 may be disposed between the first segment 321 and the second segment 322.
- the first segment 321 may correspond to the first display area 231, and the second segment 322 may correspond to the second display area 232.
- the first segment 321 may be disposed between the first surface 211 and the display 230.
- the second segment 322 may be disposed between the second surface 221 and the display 230.
- the third segment 323 may extend from the first segment 321 across the hinge structure 250 to the second segment 322 .
- the third segment 323 may overlap the hinge structure 250. “Overlapping with the hinge structure 250” may mean that the third segment 323 and the hinge structure 250 are disposed in the same area when the heat dissipation sheet 320 is viewed from above.
- the third segment 323 may thermally connect the first segment 321 and the second segment 322. For example, heat generated in the first display area 231 may be transferred to the first segment 321 corresponding to the first display area 231 and, through the third segment 323, to the second segment 321. It may be passed to segment 322.
- the first segment 321, the second segment 322, and the third segment 323 may be disposed on substantially the same plane. Since, in the unfolded state, the first segment 321 and the second segment 322 form substantially the same plane, the first segment 321, the second segment 322, and the third segment 323 can be flat.
- the heat dissipation sheet 320 may be folded based on the folding axis f.
- the third segment 323 may receive tensile stress from the first segment 321 and the second segment 322. Since the third segment 323 is bent in the folded state, a first force in a direction toward the first segment 321 is applied to the portion of the third segment 323 connected to the first segment 321. , a second force in a direction toward the second segment 322 may be applied to the portion of the third segment 323 connected to the second segment 322.
- the heat dissipation sheet 320 may include folded portions 320a-1 and 320a-2 to compensate for the first force and the second force.
- the folded portions 320a-1 and 320a-2 may maintain the folded state.
- the folded portions 320a-1 and 320a-2 may be disposed within the first segment 321 and the second segment 322.
- the folded portions 320a-1 and 320a-2 include a first folded portion 320a-1 in the first segment 321 and a second folded portion 320a-2 in the second segment 322. may include.
- the heat dissipation sheet 320 may further include additional folded portions in addition to the folded portions 320a-1 and 320a-2 shown in FIG. 3 .
- both ends of the third segment 323 may receive tensile stress.
- the folded portion eg, the folded portion 320a-1 and 320a-2 in FIG. 3
- the first folded portion 320a-1 in the first segment 321 is caused by a first force applied in the direction from the third segment 323 to the first segment 321.
- the second folded portion 320a-2 in the second segment 322 is caused by a second force applied in the direction from the third segment 323 to the second segment 322. can unfold.
- the length at which the first folded portion 320a-1 is unfolded may be determined based on the first force.
- the length at which the second folded portion 320a-2 is unfolded may be determined based on the second force.
- the heat dissipation sheet 320 can compensate for the first force and the second force without resisting them.
- the heat dissipation sheet 320 may include a material with high thermal conductivity (eg, graphite), and the elongation ratio of the material with high thermal conductivity may be low. If the heat dissipation sheet 320 does not include the folded portion 320a, the heat dissipation sheet 320 may be damaged because it is elongated by tensile stress in the folded state. According to one embodiment, the folded portion 320a may reduce damage to the heat dissipation sheet 320 by compensating for tensile stress.
- the length of the folded portions 320a-1 and 320a-2 is based on the difference between the length of the heat dissipation sheet 320 in the folded state and the length of the heat dissipation sheet 320 in the unfolded state. can be decided.
- the heat dissipation sheet 320 can effectively dissipate heat from the entire area of the display 230.
- the hinge bracket 255 may provide a rotation axis of the first hinge plate 252 and a rotation axis of the second hinge plate 253.
- the hinge bracket 255 includes a first guide groove 255a accommodating at least a portion of the first hinge plate 252 and a second guide groove accommodating at least a portion of the second hinge plate 253 ( 255b) may be included.
- the first hinge plate 252 may be rotatable along the first guide groove 255a
- the second hinge plate 253 may be rotatable along the second guide groove 255b.
- the hinge bracket 255 may be disposed within the hinge cover 251.
- the hinge cover 251 may surround the hinge bracket 255.
- the second hinge plate 253 may be rotatable with respect to the first hinge plate 252.
- the first hinge plate 252 and the second hinge plate 253 may form substantially the same plane.
- the second hinge plate 253 may be spaced apart from the first hinge plate 252.
- the first hinge plate 252 may be coupled to the first housing 210
- the second hinge plate 253 may be coupled to the second housing 220.
- a link structure may be disposed between the first housing 210 and the first hinge plate 252 and between the second housing 220 and the second hinge plate 253.
- the first housing 210 and the second housing 220 may be rotatable to each other through the first hinge plate 252 and the second hinge plate 253.
- the rotation angle range of the second housing 220 which is rotatable with respect to the first housing 210, is the rotation angle of the second hinge plate 253, which is rotatable with respect to the first hinge plate 252.
- the rotation angle range of the second housing 220 with respect to the first housing 210 may be greater than the rotation angle range of the second hinge plate 253 with respect to the first hinge plate 252.
- the angle between the first housing 210 and the second housing 220 may be about 180 degrees.
- the first housing 210 and the second housing 220 may form substantially the same plane.
- the first housing 210 and the second housing 220 in the folded state, may be arranged to face each other.
- each of the first housing 210 and the second housing 220 may rotate by about 90 degrees.
- the angle between the first hinge plate 252 and the second hinge plate 253 may be about 180 degrees.
- the first hinge plate 252 in the unfolded state, may be parallel to the first display area 231 .
- the second hinge plate 253 in the unfolded state, may be parallel to the second display area 232.
- the first hinge plate 252 and the second hinge plate 253 in the folded state, may have an inclination with respect to the display 230 .
- the first hinge plate 252 may have an inclination with respect to the first display area 231 .
- the second hinge plate 253 may have an inclination with respect to the second display area 232 .
- first hinge plate 252 may have an inclination less than about 90 degrees with respect to the first display area 231 .
- the second hinge plate 253 may have an inclination less than about 90 degrees with respect to the second display area 232 .
- each of the first hinge plate 252 and the second hinge plate 253 may rotate by an angle less than about 90 degrees. there is.
- the first direction D1 may be inclined with respect to the third direction D3 in which the surface of the first hinge plate 252 facing the display 230 faces.
- the fourth direction D4 may be referred to as the direction in which the surface of the second hinge plate 253 faces the display 230.
- the second housing 220 may be rotatable within a first angle range of about 0 degrees to about 90 degrees with respect to the first housing 210.
- the second hinge plate 253 may be rotatable within a second angle range of about 0 degrees to less than about 90 degrees with respect to the first hinge plate 252 .
- the angle range described above is illustrative only and is not limited thereto.
- the state of the electronic device 101 may be changed from the unfolded state to the folded state by moving the first hinge plate 252 and/or the second hinge plate 253. Because the rotation angle ranges of the first hinge plate 252 and the second hinge plate 253 and the rotation angle ranges of the first housing 210 and the second housing 220 are different, the electronic device according to one embodiment 101 may provide a structure in which the curvature of the display 230 changes gently in a folded state. For example, in the folded state, when the first hinge plate 252 and the second hinge plate 253 face each other, the display supported by the first hinge plate 252 and the second hinge plate 253 The curvature of 230 may change drastically between the first hinge plate 252 and the second hinge plate 253.
- the change in curvature of the display 230 may be gentle. Because the curvature of the display 230 changes gently, damage to the display 230 can be reduced. For example, in the folded state, the formation of wrinkles in the area where the display 230 is folded (eg, the third display area 233) may be reduced. Reduction in the occurrence of wrinkles in the third display area 233 may contribute to reducing stress in a part where the display 230 is deformed (eg, the third display area 233). In this way, the durability of the display 230 can be improved.
- FIG. 5A schematically shows an example electronic device.
- Figure 5B is a top view of an exemplary heat dissipation sheet.
- the relative arrangement structure of the heat dissipation sheet 320 and the reinforcing member 310 may vary.
- the reinforcing member 310 may be disposed on the hinge structure 250, and the heat dissipation sheet 320 may be disposed on the reinforcing member 310.
- the heat dissipation sheet 320 may be disposed on the hinge structure 250 and the reinforcing member 310 may be disposed on the heat dissipation sheet 320 .
- the heat dissipation sheet 320 may be disposed between the hinge structure 250 and the reinforcing member 310.
- the fixing structure 330 when the reinforcing member 310 is disposed on the heat dissipation sheet 320, the fixing structure 330 is disposed to penetrate the heat dissipation sheet 320 in order to be connected to the reinforcing member 310. You can.
- the fixing structure 330 may penetrate the heat dissipation sheet 320 and be connected to the reinforcing member 310 disposed on the heat dissipation sheet 320.
- the heat dissipation sheet 320 may include an opening 324 .
- Anchoring structure 330 may penetrate opening 324 .
- the opening 324 may be disposed at a position corresponding to the fixing structure 330 .
- the fastening structure 330 may include a first fastening structure 331, a second fastening structure 332, a third fastening structure 333, and/or a fourth fastening structure 334.
- the first fixing structure 331 and the third fixing structure 333 may be disposed closer to the first housing 210 among the first housing 210 and the second housing 220 .
- the second fixing structure 332 and the fourth fixing structure 334 may be disposed closer to the second housing 220 among the first housing 210 and the second housing 220 .
- the opening 324 may include a first opening 324a, a second opening 324b, a third opening 324c, and/or a fourth opening 324d.
- the first opening 324a may overlap the first fixing structure 331.
- the second opening 324b may overlap the second fixing structure 332.
- the third opening 324c may overlap the third fixing structure 333.
- the fourth opening 324d may overlap the fourth fixing structure 334.
- the first fixing structure 331 and the third fixing structure 333 may be pressed by the first hinge plate 252, and the second fixing structure 331 may be pressed by the first hinge plate 252.
- the fixing structure 332 and the fourth fixing structure 334 may be pressed by the second hinge plate 253 .
- the first fixing structure 331, the second fixing structure 332, the third fixing structure 333, and/or the fourth fixing structure 334 penetrates the heat dissipation sheet 320 and attaches to the reinforcing member 310.
- the shape of the reinforcing member 310 can be changed when pressed by the first hinge plate 252 and the second hinge plate 253.
- the reinforcing member 310 is bent by the first fixing structure 331, the second fixing structure 332, the third fixing structure 333, and/or the fourth fixing structure 334 in the folded state. You can lose. According to one embodiment, the arrangement structure of the reinforcing member 310 and the heat dissipation sheet 320 may vary.
- FIG. 6 schematically shows an example electronic device in an unfolded state.
- 7 schematically shows an example electronic device in a folded state.
- the electronic device 101 may include a flexible printed circuit board 263.
- the flexible printed circuit board 263 may include a plurality of conductive layers and a plurality of non-conductive layers alternately laminated with the plurality of conductive layers.
- the flexible printed circuit board 263 may provide electrical connections between the printed circuit board and/or various electronic components disposed outside the printed circuit board using wires and conductive vias formed in the conductive layer.
- the flexible printed circuit board 263 may electrically connect the first printed circuit board 261 in the first housing 210 and the second printed circuit board 262 in the second housing 220.
- the flexible printed circuit board 263 may be configured to transmit an electrical signal from the printed circuit board within the first housing 210 to the second printed circuit board 262.
- the flexible printed circuit board 263 may electrically connect various electronic components disposed on the first printed circuit board 261 and various electronic components disposed on the second printed circuit board 262. .
- the flexible printed circuit board 263 is configured to electrically connect the first printed circuit board 261 and the second printed circuit board 262. It may be disposed across between printed circuit boards 262.
- the flexible printed circuit board 263 extends from the first printed circuit board 261 in the first housing 210 onto the first side 211 of the first housing 210 and has a hinge structure. It may extend across 250 to a second printed circuit board 262 within second housing 220 .
- the flexible printed circuit board 263 may include a first segment 263a, a second segment 263b, and a third segment 263c.
- the first segment 263a may be connected to the first printed circuit board 261.
- a portion of the first segment 263a may be inserted into the first housing 210 and connected to the first printed circuit board 261, and the remaining portion of the first segment 263a may be inserted into the first housing 210. It may be disposed between the display area 231 and the first surface 211.
- a portion of the second segment 263b may be inserted into the second housing 220 and connected to the second printed circuit board 262, and the remaining portion of the second segment 263b may be inserted into the second display area 232. ) and the second surface 221.
- the third segment 263c may be disposed between the first segment 263a and the second segment 263b.
- the third segment 263c may be disposed between the third display area 233 and the hinge structure 250.
- the flexible printed circuit board 263 may be disposed between the reinforcing member 310 and the third display area 233, but is not limited thereto.
- the flexible printed circuit board 263 may be disposed between the reinforcing member 310 and the hinge structure 250 (eg, the first hinge plate 252 and the second hinge plate 253).
- the shape of the flexible printed circuit board 263 may be modified depending on the state of the electronic device 101.
- the shape of the flexible printed circuit board 263 is modified by the first hinge plate 252, the second hinge plate 253, the fixing structure 330, and the reinforcing member 310, independently of the display 230. It can be.
- the third segment 263c may overlap the hinge structure 250.
- the third segment 263c may be connected from the first segment 263a across the hinge structure 250 to the second segment 263b. Because the third segment 263c overlaps the hinge structure 250, the shape of the third segment 263c in the unfolded state and the shape of the third segment 263c in the folded state may be different.
- the third segment 263c in the unfolded state, may be disposed on substantially the same plane as the first segment 263a and the second segment 263b. In the unfolded state, the first segment 263a, the second segment 263b, and the third segment 263c since the first segment 263a and the second segment 263b form substantially the same plane. can be flat.
- the flexible printed circuit board 263 when the electronic device 101 is in an unfolded state, the flexible printed circuit board 263 may be flat.
- the flexible printed circuit board 263 when the electronic device 101 changes from the unfolded state to the folded state, the flexible printed circuit board 263 may be bent by being pressed by the fixing structure 330.
- the first hinge plate 252 and the second hinge plate 253 may press the fixing structure 330.
- the fixing structure 330 can press the reinforcing member 310 by being pressed from the first hinge plate 252 and the second hinge plate 253.
- the reinforcing member 310 may be bent by the force, and the third segment 263c of the flexible printed circuit board 263 in contact with the reinforcing member 310 may also be bent.
- the reinforcing member 310 When the electronic device 101 changes from the folded state to the unfolded state, the reinforcing member 310 may become flat again due to a restoring force. As the reinforcing member 310 becomes flat, the third segment 263c may also become flat.
- the flexible printed circuit board 263 in the unfolded state, may be subjected to tensile stress. Since the third segment 263c is bent in the folded state, a first force in a direction toward the first segment 263a is applied to the portion of the third segment 263c connected to the first segment 263a. , a second force in a direction toward the second segment 263b may be applied to the portion of the third segment 263c connected to the second segment 263b.
- the flexible printed circuit board 263 may include folded portions 263d-1 and 263d-2 to compensate for the first force and the second force.
- the folded portions 263d-1 and 263d-2 may maintain the folded state.
- the folded portions 263d-1 and 263d-2 may be disposed within the first segment 263a and the second segment 263b in the unfolded state.
- the folded portions 263d-1 and 263d-2 include a first folded portion 263d-1 in the first segment 263a and a second folded portion 263d-2 in the second segment 263b. may include.
- the flexible printed circuit board 263 may further include additional folded portions in addition to the folded portions 263d-1 and 263d-2 shown in FIG. 6 .
- both ends of the third segment 263c may receive tensile stress.
- the folded portions 263d-1 and 263d-2 may be unfolded.
- the first folded portion 263d-1 in the first segment 263a is caused by a first force applied in the direction from the third segment 263c to the first segment 263a. can unfold.
- the second folded portion 263d-2 in the second segment 263b is caused by a second force applied in the direction from the third segment 263c to the second segment 263b. can unfold.
- the length at which the first folded portion 263d-1 is unfolded may be determined based on the first force.
- the length at which the second folded portion 263d-2 is unfolded may be determined based on the second force.
- the flexible printed circuit board 263 can compensate for the first force and the second force without resisting them. If the flexible printed circuit board 263 does not include the folded portions 263d-1 and 263d-2, the flexible printed circuit board 263 may be damaged because it is stretched by tensile stress in the folded state. You can.
- the folded portions 263d-1 and 263d-2 can reduce damage to the flexible printed circuit board 263 by compensating for tensile stress.
- the folded portions 263d-1 and 263d-2 may reduce damage to the printed circuit board 263 by compensating for tensile stress. In this way, stress on the component (eg, flexible printed circuit board 263) will be reduced, and durability of the component may be improved.
- the flexible printed circuit board 263 can stably connect the first printed circuit board 261 and the second printed circuit board 262.
- the electronic device 101 shown in FIGS. 3 and 4 is shown to include a heat dissipation sheet 320, and the electronic device 101 shown in FIGS. 5 and 6 includes a flexible printed circuit board 263. Although shown to include, it is not limited thereto.
- the electronic device 101 according to one embodiment may include both a heat dissipation sheet 320 and a flexible printed circuit board 263.
- An electronic device (e.g., the electronic device 101 of FIG. 3) according to an embodiment includes a first housing (e.g., the first housing 210 of FIG. 3) and a second housing (e.g., the second housing of FIG. 3). (320)), hinge structure (e.g., hinge structure 250 in FIG. 3), display (e.g., display 230 in FIG. 3), heat dissipation sheet (e.g., heat dissipation sheet 320 in FIG. 3), reinforcing member. It may include a stiffener (e.g., the reinforcing member 310 of FIG. 3), and a fixing structure (e.g., the fixing structure 330 of FIG. 3).
- a stiffener e.g., the reinforcing member 310 of FIG. 3
- a fixing structure e.g., the fixing structure 330 of FIG. 3
- the first housing may include a first surface (eg, first surface 211 in FIG. 3).
- the second housing may include a second surface (eg, the second surface 221 in FIG. 3).
- the second housing may be rotatable relative to the first housing.
- the hinge structure may include a first hinge plate (eg, the first hinge plate 252 in FIG. 3) and a second hinge plate (eg, the second hinge plate 253 in FIG. 3).
- the second hinge plate may be rotatable relative to the first hinge plate.
- the display includes a first display area (e.g., first display area 231 in FIG. 3), a second display area (e.g., second display area 232 in FIG. 3), and a third display area (e.g., It may include the third display area 233 in FIG.
- the first display area may be located on the first housing.
- the second display area may be located on the second housing.
- the third display area may be located on the hinge structure.
- the heat dissipation sheet includes a first segment (e.g., the first segment 321 in FIG. 3), a second segment (e.g., the second segment 322 in FIG. 3), and a third segment (e.g., the first segment 321 in FIG. 3). It may include 3 segments (323).
- the first segment may be disposed between the first display area and the first surface.
- the second segment may be disposed between the second display area and the second surface.
- the third segment may be disposed between the third display area and the hinge structure.
- the reinforcing member may be disposed between the third display area and the hinge structure.
- the reinforcing member may provide rigidity to the third display area.
- the fixing structure may be connected to the reinforcing member.
- the fixing structure includes a first direction in which the first surface faces (e.g., the first direction D1 in FIG. 4) and a second direction in which the second surface faces (e.g., the second direction D2 in FIG. 4). In this opposite folded state, it can be pressed by the first hinge plate and the second hinge plate.
- the reinforcing member may be flat in an unfolded state in which the first direction and the second direction are the same. At least a portion of the reinforcing member may be bent in the folded state by a force applied to the fixing structure from the first hinge plate and the second hinge plate.
- the reinforcing member may provide rigidity to the third display area.
- the shape of the reinforcing member may be modified to correspond to the shape of the third display area by pressing the first and second hinge plates by the fixing structure.
- the reinforcing member may provide rigidity to the third display area by being deformed independently of the display.
- the heat dissipation sheet can effectively dissipate heat from the display by covering the entire area of the display.
- the fixing structure is, in an unfolded state in which the first direction and the second direction are the same, the side of the first hinge plate facing the fixing structure (e.g., the side (252a of FIG. 3) )) and may be spaced apart from the side of the second hinge plate facing the fixing structure (eg, the side 253a in FIG. 3).
- the fixing structure may contact the side of the first hinge plate and the side of the second hinge plate in the folded state.
- the fixation structure in the unfolded state, the fixation structure may not be pressed because it is spaced apart from the first hinge plate and the second hinge plate.
- the reinforcing member may be flat.
- the fastening structure In the folded state, the fastening structure can be pressed from the first hinge plate and the second hinge plate. Since the fixing structure is coupled to the reinforcing member, the reinforcing member may be bent by force transmitted from the first hinge plate and the second hinge plate. The reinforcing member may provide rigidity to the third display area by corresponding to the third display area when the electronic device is in an unfolded or folded state.
- the electronic device may further include a first fixing structure (e.g., the first fixing structure 331 in FIG. 3) and a second fixing structure (e.g., the second fixing structure 332 in FIG. 3).
- the first fixing structure may be connected to the reinforcing member.
- the first fixing structure may be disposed between the first housing and the first hinge plate.
- the second fixing structure may be connected to the reinforcing member.
- the second fixing structure may be disposed between the second housing and the second hinge plate.
- the first fixing structure may be spaced apart from the first hinge plate in the unfolded state.
- the first fixing structure may be pressed by the first hinge plate in the folded state.
- the second fixing structure may be spaced apart from the second hinge plate in the unfolded state.
- the second fixing structure may be pressed by the second hinge plate in the folded state.
- the first fixing structure may be pressed by the first hinge plate
- the second fixing structure may be pressed by the second hinge plate.
- the first fixing structure and the second fixing structure can bend the reinforcing member by pressing the reinforcing member in different directions in the folded state.
- the shape of the reinforcing member may be, but is not limited to, a water drop shape in the folded state.
- the heat dissipation sheet may include a folded portion (eg, folded portions 320a-1 and 320a-2 in FIG. 3).
- the folded portion may be disposed within the first segment and the second segment.
- the folded portion may be folded in the unfolded state.
- the folded portion may unfold when the electronic device changes from the unfolded state to the folded state.
- the heat dissipation sheet in the folded state, the heat dissipation sheet may be subjected to tensile stress. When the length of the heat dissipation sheet is fixed, when tensile stress is applied, the heat dissipation sheet can be stretched while resisting the tensile stress. The heat dissipation sheet may be damaged as it is stretched.
- the folded portion may compensate for tensile stress in a folded state.
- the folded portion In the unfolded state, the folded portion can maintain the folded state, and in the folded state, the folded portion can compensate for tensile stress by unfolding.
- damage to the heat dissipation sheet can be reduced, so the heat dissipation sheet can effectively dissipate heat from the display.
- the shape of the heat dissipation sheet may correspond to the shape of the display.
- the heat dissipation sheet may include a first segment corresponding to the first display area, a second segment corresponding to the second display area, and a third segment corresponding to the hinge structure. The third segment may thermally connect the first segment and the second segment.
- the heat dissipation sheet can effectively dissipate heat from the entire display area.
- the hinge structure may include a hinge bracket (eg, hinge bracket 255 in FIG. 3).
- the hinge bracket may include a first guide groove (e.g., the first guide groove 255a in FIG. 3) and a second guide groove (e.g., the second guide groove 255b in FIG. 3).
- the first guide groove may be connected to the first hinge plate to enable sliding.
- the second guide groove may be connected to the second hinge plate to enable sliding.
- the second housing may be rotatable within a first angle range with respect to the first housing.
- the second hinge plate may be rotatable within a second angle range that is smaller than the first angle range with respect to the first hinge plate.
- the first direction in the folded state, may be inclined with respect to a third direction in which the surface of the first hinge plate faces the display.
- the change in curvature of the display may be gentle. Because the curvature of the display changes gently, damage to the display can be reduced. For example, in the folded state, the formation of wrinkles in the area where the display is folded (eg, the third display area) may be reduced. Reducing damage to the area of the display may contribute to reducing stress on the area where the display is deformed. In this way, the durability of the display can be improved.
- the electronic device may further include a first support plate (e.g., the first support plate 351 in FIG. 3) and a second support plate (e.g., the second support plate 352 in FIG. 3).
- the first support plate may be disposed between the first display area and the first surface.
- the first support plate may support the first display area.
- the second support plate may be disposed between the second display area and the second surface.
- the second support plate may support the second display area.
- the first segment may be disposed between the first surface and the first support plate.
- the second segment may be disposed between the second surface and the second support plate.
- the electronic device may further include a leveler (eg, leveler 340 in FIG. 3).
- the leveler may be disposed between the first support plate and the second support plate.
- the first display area and the second display area may be supported by a first support plate and a second support plate, respectively.
- the first display area may correspond to the first housing
- the second display area may correspond to the second housing.
- the first support plate may support the first display area between the first housing and the first display area.
- the second support plate may support the second display area between the second housing and the second display area.
- the leveler can compensate for the step between the first support plate and the second support plate.
- the reinforcing member may be disposed on the hinge structure.
- the heat dissipation sheet may be disposed on the reinforcing member.
- the heat dissipation sheet may be disposed on the hinge structure.
- the reinforcing member may be disposed on the heat dissipation sheet.
- the heat dissipation sheet may include an opening (eg, opening 324 in FIG. 3).
- the fixing structure may be coupled to the reinforcing member by penetrating the opening.
- the relative arrangement structure of the heat dissipation sheet and the reinforcing member may vary.
- the heat dissipation sheet may be disposed on the hinge structure, and when the reinforcing member is disposed on the heat dissipation sheet, the fixing structure may be coupled to the reinforcing member through an opening in the heat dissipation sheet.
- various types of designs of electronic devices may be possible.
- the reinforcing member may become flat due to the restoring force of the reinforcing member when the electronic device changes from the folded state to the unfolded state.
- the reinforcing member when the electronic device changes from the folded state to the unfolded state, the reinforcing member may be flattened by a restoring force, independently of the display.
- the reinforcing member may be attached to the heat dissipation sheet. According to an embodiment of the present disclosure, when the reinforcing member is attached to the heat dissipation sheet and the shape of the reinforcing member is deformed, the shape of the heat dissipation sheet may also be deformed.
- An electronic device (e.g., the electronic device 101 of FIG. 3) according to an embodiment includes a first housing (e.g., the first housing 210 of FIG. 3) and a second housing (e.g., the second housing of FIG. 3).
- 320 a hinge structure (e.g., hinge structure 250 in FIG. 3), a display (e.g., display 230 in FIG. 3), a flexible printed circuit board (e.g., flexible printed circuit board 263 in FIG. 6) ), a stiffener (e.g., the stiffener 310 in FIG. 3), and a fixing structure (e.g., the fixing structure 330 in FIG. 3).
- the first housing may include a first surface (eg, first surface 211 in FIG. 3).
- the second housing may include a second surface (eg, the second surface 221 in FIG. 3).
- the second housing may be rotatable relative to the first housing.
- the hinge structure includes a hinge bracket (e.g., the hinge bracket 255 in FIG. 3), a first hinge plate (e.g., the first hinge plate 252 in FIG. 3), and a second hinge plate (e.g., the first hinge plate 252 in FIG. 3).
- 2 may include a hinge plate (253).
- the hinge bracket may include a first guide groove (e.g., the first guide groove 255a in FIG. 3) and the second guide groove (e.g., the second guide groove 255b in FIG. 3).
- the first hinge plate may be slidably connected to the first guide groove.
- the second hinge plate may be slidably connected to the second guide groove that is different from the first guide groove.
- the display includes a first display area (e.g., first display area 231 in FIG. 3), a second display area (e.g., second display area 232 in FIG. 3), and a third display area (e.g., It may include the third display area 233 in FIG. 3).
- the first display area may be located on the first housing.
- the second display area may be located on the second housing.
- the third display area may be located on the hinge structure.
- the flexible printed circuit board includes a first segment (e.g., first segment 263a in FIG. 6), a second segment (e.g., second segment 263b in FIG. 6), and a third segment (e.g., FIG.
- the first segment may extend from a first printed circuit board (eg, first printed circuit board 261 in FIG. 6) in the first housing between the first display area and the first surface.
- the second segment may extend from a second printed circuit board (eg, the second printed circuit board 262 in FIG. 6) in the second housing between the second display area and the second surface.
- the third segment may be disposed between the first segment and the second segment.
- the third segment may be disposed between the third display area and the hinge structure.
- the reinforcing member may be disposed between the third display area and the hinge structure.
- the reinforcing member may provide rigidity to the third display area.
- the fixing structure may be coupled to the reinforcing member.
- the fixing structure includes a first direction in which the first surface faces (e.g., the first direction D1 in FIG. 4) and a second direction in which the second surface faces (e.g., the second direction D2 in FIG. 4). In this opposite folded state, it can be pressed by the first hinge plate and the second hinge plate.
- the reinforcing member may be flat in an unfolded state in which the first direction and the second direction are the same. At least a portion of the reinforcing member may be bent in the folded state by a force applied to the fixing structure from the first hinge plate and the second hinge plate.
- the reinforcing member may provide rigidity to the third display area.
- the shape of the reinforcing member may be modified to correspond to the shape of the third display area by pressing the first and second hinge plates by the fixing structure.
- the reinforcing member can provide rigidity to the third display area by being deformed independently of the display.
- the fixing structure is, in an unfolded state in which the first direction and the second direction are the same, the side of the first hinge plate facing the fixing structure (e.g., the side (252a of FIG. 3) )) and may be spaced apart from the side of the second hinge plate facing the fixing structure (eg, the side 252b in FIG. 3).
- the fixing structure may contact the side of the first hinge plate and the side of the second hinge plate in the folded state.
- the fixation structure in the unfolded state, the fixation structure may not be pressed because it is spaced apart from the first hinge plate and the second hinge plate.
- the reinforcing member may be flat.
- the fastening structure In the folded state, the fastening structure can be pressed from the first hinge plate and the second hinge plate. Since the fixing structure is coupled to the reinforcing member, the reinforcing member may be bent by force transmitted from the first hinge plate and the second hinge plate. The reinforcing member may provide rigidity to the third display area by corresponding to the third display area when the electronic device is in an unfolded or folded state.
- the electronic device may further include a first fixing structure (e.g., the first fixing structure 331 in FIG. 6) and a second fixing structure (e.g., the second fixing structure 332 in FIG. 6).
- the first fixing structure may be coupled to the reinforcing member.
- the first fixing structure may be disposed between the first housing and the first hinge plate.
- the second fixing structure may be coupled to the reinforcing member.
- the second fixing structure may be disposed between the second housing and the second hinge plate.
- the first fixing structure may be spaced apart from the first hinge plate in the unfolded state.
- the first fixing structure may be pressed by the first hinge plate in the folded state.
- the second fixing structure may be spaced apart from the second hinge plate in the unfolded state.
- the second fixing structure may be pressed by the second hinge plate in the folded state.
- the first fixing structure may be pressed by the first hinge plate
- the second fixing structure may be pressed by the second hinge plate.
- the first fixing structure and the second fixing structure can bend the reinforcing member by pressing the reinforcing member in different directions in the folded state.
- the shape of the reinforcing member may be, but is not limited to, a water drop shape in the folded state.
- the flexible printed circuit board may include a folded portion (eg, folded portions 263d-1 and 263d-2 in FIG. 6).
- the folded portion may be disposed within the first segment and the second segment.
- the folded portion may be folded in the unfolded state.
- the folded portion may unfold when the electronic device changes from the unfolded state to the folded state.
- in the folded state the flexible printed circuit board may be subjected to tensile stress.
- the flexible printed circuit board does not include folds, when tensile stress is applied, the flexible printed circuit board can be stretched while resisting the tensile stress.
- Flexible printed circuit boards can be damaged by being stretched.
- the folded portion may compensate for tensile stress in a folded state. In the unfolded state, the folded portion can maintain the folded state, and in the folded state, the folded portion can compensate for tensile stress by unfolding.
- damage to flexible printed circuit boards may be reduced.
- the first direction in the folded state, may be tilted with respect to a third direction in which a surface of the first hinge plate facing the display faces.
- the change in curvature of the display in the folded state, since the first hinge plate and the second hinge plate are tilted with respect to each other, the change in curvature of the display may be gentle. Because the curvature of the display changes gently, damage to the display can be reduced. For example, in the folded state, the formation of wrinkles in the area where the display is folded (eg, the third display area) may be reduced.
- Electronic devices may be of various types.
- Electronic devices may include, for example, portable communication devices (e.g., smartphones), computer devices, portable multimedia devices, portable medical devices, cameras, electronic devices, or home appliances.
- Electronic devices according to embodiments of this document are not limited to the above-described devices.
- first, second, or first or second may be used simply to distinguish one element from another, and may be used to distinguish such elements in other respects, such as importance or order) is not limited.
- One (e.g. first) component is said to be “coupled” or “connected” to another (e.g. second) component, with or without the terms “functionally” or “communicatively”.
- any of the components can be connected to the other components directly (e.g. wired), 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 is interchangeable with terms such as logic, logic block, component, or circuit, for example. It can be used as A module may be an integrated part or a minimum unit of the parts or a part thereof that performs one or more functions. For example, according to one embodiment, 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 are one or more instructions stored in a storage medium (e.g., built-in memory 136 or external memory 138) that can be read by a machine (e.g., electronic device 101). It may be implemented as software (e.g., program 140) including these.
- the processor 120 e.g., processor 120
- the device e.g., electronic device 101
- the one or more instructions may include code generated by a compiler or code that can be executed by an interpreter.
- a storage medium that can be read by a device 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 contain signals (e.g. electromagnetic waves), and this term refers to cases where data is semi-permanently stored in the storage medium. There is no distinction between temporary storage cases.
- Computer program products are commodities and can be traded between sellers and buyers.
- the computer program product may be distributed in the form of a machine-readable storage medium (e.g. compact disc read only memory (CD-ROM)) or through an application store (e.g. Play StoreTM) or on two user devices (e.g. It can be distributed (e.g. downloaded or uploaded) directly between smart phones) or online.
- a machine-readable storage medium e.g. compact disc read only memory (CD-ROM)
- an application store e.g. Play StoreTM
- two user devices e.g. It can be distributed (e.g. downloaded or uploaded) directly between smart phones) or online.
- at least a portion of the computer program product may be at least temporarily stored or temporarily created in a machine-readable storage medium such as the memory 130 of a manufacturer's server, an application store's server, or a relay server. there is.
- each component (e.g., module or program) of the above-described components may include a single or plural entity, and some of the plurality of entities may be separately placed in other components. there is.
- one or more of the components or operations described above may be omitted, or one or more other components or operations may be added.
- multiple components eg, modules or programs
- the integrated component may perform one or more functions of each component of the plurality of components in the same or similar manner as those performed by the corresponding component of the plurality of components prior to the integration. .
- operations performed by a module, program, or other component may be executed sequentially, in parallel, iteratively, or heuristically, or one or more of the operations may be executed in a different order, or omitted. Alternatively, one or more other operations may be added.
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Abstract
Description
Claims (15)
- 전자 장치에 있어서,제1 면을 포함하는 제1 하우징;제2 면을 포함하고, 상기 제1 하우징에 대하여 회전 가능한 제2 하우징;제1 힌지 플레이트, 및 상기 제1 힌지 플레이트에 대하여 회전 가능한 제2 힌지 플레이트를 포함하는 힌지 구조;디스플레이, 상기 디스플레이는,상기 제1 하우징 상에 배치되는 제1 표시 영역,상기 제2 하우징 상에 배치되는 제2 표시 영역, 및상기 힌지 구조 상에 배치되는 제3 표시 영역을 포함함;방열 시트, 상기 방열 시트는,상기 제1 표시 영역과 상기 제1 면 사이에 배치되는 제1 세그먼트,상기 제2 표시 영역과 상기 제2 면 사이에 배치되는 제2 세그먼트, 및상기 제3 표시 영역과 상기 힌지 구조 사이에 배치되는 제3 세그먼트를 포함함;상기 제3 표시 영역과 상기 힌지 구조 사이에 배치되고, 상기 제3 표시 영역에 강성을 제공하는 보강부재(stiffener); 및상기 보강부재에 연결되는 고정 구조, 상기 고정 구조는, 상기 제1 면이 향하는 제1 방향과 상기 제2 면이 향하는 제2 방향이 반대인 폴딩 상태 내에서, 상기 제1 힌지 플레이트 및 상기 제2 힌지 플레이트에 의해 가압되고,상기 보강부재는,상기 제1 방향과 상기 제2 방향이 동일한 언폴딩 상태 내에서, 평평(flat)하고,상기 보강부재의 적어도 일부는,상기 폴딩 상태 내에서, 상기 제1 힌지 플레이트 및 상기 제2 힌지 플레이트로부터 상기 고정 구조에 가해지는 힘에 의해, 굽어지는,전자 장치.
- 제1항에 있어서,상기 고정 구조는,상기 언폴딩 상태 내에서, 상기 고정 구조를 마주하는 상기 제1 힌지 플레이트의 측면 및 상기 고정 구조를 마주하는 상기 제2 힌지 플레이트의 측면으로부터 이격되고,상기 폴딩 상태 내에서, 상기 제1 힌지 플레이트의 상기 측면 및 상기 제2 힌지 플레이트의 상기 측면에 접하는,전자 장치.
- 제2항에 있어서,상기 고정 구조는,상기 보강부재에 연결되고, 제1 하우징과 제1 힌지 플레이트 사이에 배치되는 제1 고정 구조; 및상기 보강부재에 연결되고, 상기 제2 하우징과 상기 제2 힌지 플레이트 사이에 배치되는 제2 고정 구조를 포함하고,상기 제1 고정 구조는,상기 언폴딩 상태 내에서, 상기 제1 힌지 플레이트로부터 이격되고, 상기 폴딩 상태 내에서, 상기 제1 힌지 플레이트에 의해 가압되고,상기 제2 고정 구조는,상기 언폴딩 상태 내에서, 상기 제2 힌지 플레이트로부터 이격되고, 상기 폴딩 상태 내에서, 상기 제2 힌지 플레이트에 의해 가압되는,전자 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 방열 시트는,상기 제1 세그먼트 및 상기 제2 세그먼트 내에 배치되고, 상기 언폴딩 상태 내에서 접히는 접힘부를 포함하고,상기 접힘부는,상기 전자 장치가 상기 언폴딩 상태로부터 상기 폴딩 상태로 변경될 때, 펼쳐지는,전자 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 방열 시트의 형상은,상기 디스플레이의 형상에 대응하는,전자 장치.
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 힌지 구조는,힌지 브라켓을 포함하고,상기 힌지 브라켓은,상기 제1 힌지 플레이트가 슬라이딩 가능하게 연결되는 제1 가이드 홈, 및 상기 제2 힌지 플레이트가 슬라이딩 가능하게 연결되는 제2 가이드 홈를 포함하는,전자 장치.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 제2 하우징은,상기 제1 하우징에 대하여 제1 각도 범위 내에서 회전 가능하고,상기 제2 힌지 플레이트는,상기 제1 힌지 플레이트에 대하여 상기 제1 각도 범위보다 작은 제2 각도 범위 내에서 회전 가능한,전자 장치.
- 제1항 내지 제7항 중 어느 한 항에 있어서,상기 제1 방향은,상기 폴딩 상태 내에서, 상기 제1 힌지 플레이트의 상기 디스플레이를 향하는 면이 향하는 제3 방향에 대하여 기울어진,전자 장치.
- 제1항 내지 제8항 중 어느 한 항에 있어서,상기 제1 표시 영역과 상기 제1 면 사이에 배치되고, 상기 제1 표시 영역을 지지하는 제1 지지 플레이트; 및상기 제2 표시 영역과 상기 제2 면 사이에 배치되고, 상기 제2 표시 영역을 지지하는 제2 지지 플레이트를 더 포함하고,상기 제1 세그먼트는,상기 제1 면과 상기 제1 지지 플레이트 사이에 배치되고,상기 제2 세그먼트는,상기 제2 면과 상기 제2 지지 플레이트 사이에 배치되는,전자 장치.
- 제9항에 있어서,상기 제1 지지 플레이트와 상기 제2 지지 플레이트 사이에 배치되는 레벨러(leveler)을 더 포함하는,전자 장치.
- 제1항 내지 제10항 중 어느 한 항에 있어서,상기 보강부재는,상기 힌지 구조 상에 배치되고,상기 방열 시트는,상기 보강부재 상에 배치되는,전자 장치.
- 제1항 내지 제 11항 중 어느 한 항에 있어서,상기 방열 시트는,상기 힌지 구조 상에 배치되고,상기 보강부재는,상기 방열 시트 상에 배치되는,전자 장치.
- 제12항에 있어서,상기 방열 시트는,개구를 포함하고,상기 고정 구조는,상기 개구를 관통함으로써, 상기 보강부재에 결합되는,전자 장치.
- 제1항 내지 제13항 중 어느 한 항에 있어서,상기 보강부재는,상기 전자 장치가 상기 폴딩 상태로부터, 상기 언폴딩 상태로 변경될 때, 상기 보강부재의 복원력에 의해 평평(flat)해지는,전자 장치.
- 제1항 내지 제14항 중 어느 한 항에 있어서,연성 인쇄 회로 기판을 더 포함하고,상기 연성 인쇄 회로 기판은,상기 제1 하우징 내의 제1 인쇄 회로 기판으로부터, 상기 제1 표시 영역과 상기 제1 면 사이로 연장되는 제1 세그먼트,상기 제2 하우징 내의 제2 인쇄 회로 기판으로부터, 상기 제2 표시 영역과 상기 제2 면 사이로 연장되는 제2 세그먼트, 및상기 제1 세그먼트와 상기 제2 세그먼트 사이에 배치되고, 상기 제3 표시 영역과 상기 힌지 구조 사이에 배치되는 제3 세그먼트를 포함하는,전자 장치.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380070027.5A CN119895844A (zh) | 2022-09-30 | 2023-08-22 | 包括加强件的电子装置 |
| EP23776806.4A EP4475517A4 (en) | 2022-09-30 | 2023-08-22 | ELECTRONIC DEVICE COMPRISING A STIFFENER |
| US19/057,453 US20250194031A1 (en) | 2022-09-30 | 2025-02-19 | Electronic device comprising stiffener |
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| KR10-2022-0125862 | 2022-09-30 | ||
| KR20220125862 | 2022-09-30 | ||
| KR1020220143154A KR20240045931A (ko) | 2022-09-30 | 2022-10-31 | 보강부재를 포함하는 전자 장치 |
| KR10-2022-0143154 | 2022-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| US19/057,453 Continuation US20250194031A1 (en) | 2022-09-30 | 2025-02-19 | Electronic device comprising stiffener |
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| WO2024071688A1 true WO2024071688A1 (ko) | 2024-04-04 |
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| US (1) | US20250194031A1 (ko) |
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| US20230093901A1 (en) * | 2022-10-28 | 2023-03-30 | Intel Corporation | Hinge for a foldable electronic device and related methods |
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| CN216447292U (zh) * | 2021-09-30 | 2022-05-06 | 荣耀终端有限公司 | 一种转轴机构以及电子设备 |
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- 2023-08-22 EP EP23776806.4A patent/EP4475517A4/en active Pending
- 2023-08-22 CN CN202380070027.5A patent/CN119895844A/zh active Pending
- 2023-08-22 WO PCT/KR2023/012444 patent/WO2024071688A1/ko not_active Ceased
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| EP4475517A4 (en) | 2025-09-24 |
| EP4475517A1 (en) | 2024-12-11 |
| US20250194031A1 (en) | 2025-06-12 |
| CN119895844A (zh) | 2025-04-25 |
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