WO2013174249A1 - Dispositif d'affichage stéréoscopique - Google Patents

Dispositif d'affichage stéréoscopique Download PDF

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Publication number
WO2013174249A1
WO2013174249A1 PCT/CN2013/075966 CN2013075966W WO2013174249A1 WO 2013174249 A1 WO2013174249 A1 WO 2013174249A1 CN 2013075966 W CN2013075966 W CN 2013075966W WO 2013174249 A1 WO2013174249 A1 WO 2013174249A1
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WIPO (PCT)
Prior art keywords
electrode
display
conductive
conductive layer
square
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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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PCT/CN2013/075966
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English (en)
Chinese (zh)
Inventor
刘美鸿
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Shenzhen Estar Displaytech Co
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Shenzhen Estar Displaytech Co
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Publication of WO2013174249A1 publication Critical patent/WO2013174249A1/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/356—Image reproducers having separate monoscopic and stereoscopic modes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
    • G02B30/30—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving parallax barriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
    • H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers

Definitions

  • the present invention relates to the field of stereoscopic display technologies, and in particular, to a stereoscopic display device.
  • 3D stereo imaging With the development of display technology, people can no longer be satisfied with two-dimensional (Two Dimensions, 2D) the plane displays the image, but needs to have three dimensions (Three Dimensions, 3D) stereoscopic display devices provide deeper, more comprehensive information.
  • the basic principles of 3D stereo imaging include:
  • the viewing angles of the two eyes are slightly different when viewing the scene.
  • the difference in the viewing angle is such that the left eye sees the left image and the right eye sees the right image, and the left image and the right image do not.
  • the synthesis of the brain will produce a three-dimensional feeling, to achieve the purpose of viewing three-dimensional stereoscopic images.
  • the viewer wears the shutter glasses.
  • the left electronic lens of the shutter glass is opened, and the right electronic liquid crystal shutter is closed.
  • the right electronic liquid crystal shutter of the shutter glasses is controlled to be in the open state, and the left electronic lens of the shutter glasses is closed, thereby making the viewing.
  • the user can see the left or right three-dimensional stereoscopic display image, and achieve the purpose of viewing the three-dimensional stereoscopic display image;
  • the left lens and the right lens of the glasses are each a micro-display, the left lens shows the left-eye image, and the right lens shows the right-eye image, so that people feel like entering a stereo Sense of virtual environment.
  • the conventional stereoscopic display device does not have a three-dimensional stereoscopic display image that can display naked eyes in the vertical direction, and can display a three-dimensional stereoscopic display image that is visible to the naked eye in the horizontal direction, and cannot realize the viewer. It is possible to achieve the purpose of viewing a three-dimensional stereoscopic image through the naked eye.
  • the technical problem to be solved by the present invention is to provide a stereoscopic display device.
  • An object of the present invention is to provide a stereoscopic display device, including: a display and a dimming device;
  • the display is configured to generate image signal light
  • the dimming device is disposed on a transmission path of the image signal light generated by the display, and includes: an image display format command receiving device, a display direction detecting device, a first electric field providing device, a second electric field providing device, and a third Electric field providing device, liquid crystal dimming device;
  • the image display format instruction receiving device is configured to receive an image display format instruction, and receive the image format as a two-dimensional format display image format instruction or a three-dimensional stereoscopic display image format instruction;
  • the display direction detecting device is configured to detect a display direction of the display, and detect that a display direction of the display is a vertical direction or a horizontal direction;
  • the first electric field providing device is electrically connected to the first electrode on the first conductive layer and the fourth electrode on the second conductive layer in the liquid crystal dimming device, and is configured to receive the device according to the image display format a received image display format instruction, and a format instruction of the planar display image in which the image display format is displayed as a two-dimensional image according to the display direction of the display detected by the display direction detecting means And the display direction detecting device detects that the display direction of the display is a vertical direction or a horizontal direction, and supplies an electric field to the first electrode on the first conductive layer and the fourth electrode on the second conductive layer;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a vertical direction, the first conductive layer is not The upper electrode on the first electrode and the fourth electrode on the second conductive layer provide an electric field;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a horizontal direction, the first conductive layer is not The upper electrode on the first electrode and the fourth electrode on the second conductive layer provide an electric field;
  • the second electric field providing device is electrically connected to the second electrode on the first conductive layer and the fifth electrode on the second conductive layer in the liquid crystal dimming device, according to the image And an image display format command received by the display format command receiving device, and a display plane in which the image display format command receiving device receives the image as a two-dimensional image according to the display direction of the display detected by the display direction detecting device
  • the display direction detecting means detects that the display direction of the display is a vertical direction or a horizontal direction
  • the second electrode on the first conductive layer and the second conductive layer Five electrodes provide an electric field;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a vertical direction, the first conductive layer is not The upper second electrode and the fifth electrode on the second conductive layer provide an electric field;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a horizontal direction, the image is displayed on the first conductive layer a second electrode, the fifth electrode on the second conductive layer provides an electric field;
  • the third electric field providing device is electrically connected to the third electrode on the first conductive layer and the sixth electrode on the second conductive layer in the liquid crystal dimming device for displaying according to the image An image display format command received by the format command receiving device, and a display of the image displayed by the image display format command receiving device as a two-dimensional display according to the display direction of the display detected by the display direction detecting device
  • the format instruction of the image and the display direction detecting means detect that the display direction of the display is a vertical direction or a horizontal direction
  • the sixth electrode on the first conductive layer and the sixth electrode on the second conductive layer The electrode provides an electric field;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a vertical direction, the image is displayed on the first conductive layer a third electrode, the sixth electrode on the second conductive layer provides an electric field;
  • the image display format instruction receiving device receives a format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device detects that the display direction of the display is a horizontal direction, the first conductive layer is not The upper third electrode and the sixth electrode on the second conductive layer provide an electric field;
  • the liquid crystal dimming device includes: a first substrate, a first conductive layer, a liquid crystal layer, a second conductive layer, and a second substrate arranged in sequence from the display side;
  • the first substrate is configured to transmit image signal light generated by the display
  • the first conductive layer includes:
  • the electrodes of the plurality of square-shaped first conductive portions are connected in parallel to obtain a first electrode, and the plurality of square-shaped first conductive portions are used for transmitting Transmitting light transmitted by the first substrate;
  • the electrodes of the plurality of square second conductive portions are connected in parallel to obtain a second electrode, and the plurality of square second conductive portions are used for transmitting Transmitting light transmitted by the first substrate;
  • the electrodes of the plurality of square-shaped third conductive portions are connected in parallel to obtain a third electrode, and the plurality of square-shaped third conductive portions are used for transmitting Transmitting light transmitted by the first substrate;
  • the block-shaped first conductive portion and the square-shaped third conductive portion are disposed in the same row and are arranged in phase; the square-shaped second conductive portion and the square-shaped first light-transmitting Partially disposed in the same row and arranged in phase; the first conductive portion of the square shape and the second conductive portion of the square shape are disposed in the same column and arranged in phase; the third conductive portion and the square conductive portion The first light-transmissive portions of the square shape are disposed in the same column and arranged in phase;
  • the liquid crystal layer is changed according to the electrical conduction of the first conductive layer and the second conductive layer, including when the first conductive layer and the second conductive layer are electrically turned on.
  • the first electrode, the fourth electrode on the second conductive layer provides an electric field
  • the second electric field providing device is directed to the second electrode on the first conductive layer and the fifth electrode on the second conductive layer Providing an electric field
  • the third electric field providing device becomes a transparent state when an electric field is supplied to the third electrode on the first conductive layer and the sixth electrode on the second conductive layer, through the first
  • the light transmitted by the conductive layer obtains a two-dimensional planar display image;
  • the first electric field providing device does not provide an electric field to the first electrode on the first conductive layer
  • the fourth electrode on the second conductive layer and the second electric field providing device does not go to the first a second electrode on the conductive layer
  • a fifth electrode on the second conductive layer provides an electric field
  • the third electric field providing device is on the third electrode and the second conductive layer on the first conductive layer
  • the sixth electrode provides an electric field, it becomes partially transparent, partially opaque, partially transmitted through the first conductive layer, and partially does not transmit light transmitted through the first conductive layer.
  • the first electric field providing device does not provide an electric field to the first electrode on the first conductive layer, the fourth electrode on the second conductive layer, and the second electric field providing device is toward the first conductive a second electrode on the layer, a fifth electrode on the second conductive layer provides an electric field, and the third electric field providing device does not face the third electrode on the first conductive layer, the second conductive layer
  • the sixth electrode provides an electric field, it becomes partially transparent, partially opaque, partially transmitted through the first conductive layer, and partially does not transmit light transmitted through the first conductive layer.
  • the second conductive layer includes:
  • the electrodes of the plurality of square-shaped fourth conductive portions are connected in parallel to obtain a fourth electrode, and the plurality of square-shaped fourth conductive portions are used for transmitting Transmitting light through the liquid crystal layer;
  • the electrodes of the plurality of square-shaped fifth conductive portions are connected in parallel to obtain a fifth electrode, and the plurality of square-shaped fifth conductive portions are used for transmitting Transmitting light through the liquid crystal layer;
  • the electrodes of the plurality of square-shaped sixth conductive portions are connected in parallel to obtain a sixth electrode, and the plurality of square-shaped sixth conductive portions are used for transmitting Transmitting light through the liquid crystal layer;
  • the block-shaped fourth conductive portion and the square-shaped sixth conductive portion are disposed in the same row and are arranged in phase; the square-shaped fifth conductive portion and the square-shaped second light-transmitting portion Partially disposed in the same row and arranged in phase; the block-shaped fourth conductive portion and the square-shaped fifth conductive portion are disposed in the same column and arranged in phase; the square-shaped sixth conductive portion and the The second light-transmissive portions in the form of squares are disposed in the same column and arranged in phase;
  • the second substrate is configured to transmit light transmitted through the second conductive layer.
  • the stereoscopic display device of the present invention applies a display to generate image signal light, the first substrate transmits the image signal light generated by the display, the first conductive layer transmits light transmitted through the first substrate, and the liquid crystal layer is according to the first conductive layer and the second layer.
  • the electrical conduction of the conductive layer changes to include a transparent state when the first conductive layer and the second conductive layer are electrically turned on, and when the first conductive layer and the second conductive layer are electrically non-conductive Become opaque;
  • the first electric field providing device is directed to the first conductive layer when the image display format instruction receiving device receives the format command of the image display image displayed as a two-dimensional image and the display direction detecting device detects that the display direction of the display is the vertical direction or the horizontal direction
  • the upper electrode on the first electrode and the fourth electrode on the second conductive layer provide an electric field
  • the second electric field supply device supplies an electric field to the second electrode on the first conductive layer and the fifth electrode on the second conductive layer
  • the third electric field provides The device supplies an electric field to the third electrode on the first conductive layer and the sixth electrode on the second conductive layer, and the liquid crystal layer becomes transparent, and the light transmitted through the first conductive layer is transmitted by the left eye.
  • the image is the same as the image seen by the right eye, and a two-dimensional flat display image is obtained;
  • the first electric field providing device does not face the first conductive layer
  • An electrode, a fourth electrode on the second conductive layer provides an electric field
  • the second electric field supply device does not provide an electric field to the second electrode on the first conductive layer and the fifth electrode on the second conductive layer
  • the third electric field supply device The third electrode on the first conductive layer and the sixth electrode on the second conductive layer provide an electric field, and the liquid crystal layer becomes partially transparent, partially opaque, partially transmitted through the first conductive layer, and partially opaque.
  • the light transmitted through the first conductive layer forms a slit grating.
  • the left eye sees the left image and the right eye sees the right image, and the left image is different from the right image.
  • a stereoscopic feeling is generated. a three-dimensional display image that is visible to the naked eye;
  • the first electric field providing device does not face the first conductive layer An electric field, a fourth electrode on the second conductive layer provides an electric field, and a second electric field providing device supplies an electric field to the second electrode on the first conductive layer and the fifth electrode on the second conductive layer, and the third electric field supply device does not
  • the third electrode on the first conductive layer and the sixth electrode on the second conductive layer provide an electric field, and the liquid crystal layer becomes partially transparent, partially opaque, partially transmitted through the first conductive layer, and partially opaque.
  • the light transmitted through the first conductive layer forms a slit grating.
  • the left eye sees the left image and the right eye sees the right image, and the left image is different from the right image.
  • a stereoscopic feeling is generated. a three-dimensional display image that is visible to the naked eye;
  • the stereoscopic display device can be configured to display a two-dimensional planar display image in a vertical direction, or to display a three-dimensional stereoscopic display image that is visible to the naked eye, and can display a two-dimensional planar display image in the horizontal direction, or can display the naked eye.
  • the function of visually displaying the three-dimensional stereoscopic image enables the viewer to achieve the purpose of viewing the three-dimensional stereoscopic image through the naked eye.
  • FIG. 1 is a schematic structural view of a stereoscopic display device of the present invention
  • FIG. 2 is a perspective exploded view of a stereoscopic display device of the present invention
  • FIG. 3 is a schematic structural view of a first conductive layer of the present invention.
  • FIG. 4 is a perspective exploded view of the stereoscopic display device of the present invention when a slit grating is formed in a vertical direction;
  • FIG. 5 is a perspective exploded view of the stereoscopic display device of the present invention when a slit grating is formed in a horizontal direction;
  • Figure 6 is a schematic view showing the structure of a second conductive layer of the present invention.
  • the principle of applying a slit grating to realize a three-dimensional image visible to the naked eye includes: interactively arranging the images according to the principle of parallax barrier, and observing the left eye and the right eye through the elongated grating, since entering the left eye and the right eye
  • the images are separated by parallax obstacles, causing the angles of observation of the two eyes to be slightly different.
  • the difference in the angle of observation makes the left eye see the left image and the right eye sees the right image.
  • the left image is different from the right image, and is generated by the brain synthesis.
  • the three-dimensional feeling achieves the purpose of viewing three-dimensional stereoscopic images.
  • FIG. 1 is a schematic structural view of a stereoscopic display device according to the present invention
  • FIG. 2 is a perspective exploded view of the stereoscopic display device of the present invention
  • the stereoscopic display device includes: a display 1, a dimming device 2;
  • the dimming device 2 is disposed on the transmission path of the image signal light generated by the display 1, and includes: an image display format command receiving device 21, a display direction detecting device 22, a first electric field providing device 23, and a second electric field providing device 24, a third electric field providing device 25, a liquid crystal dimming device 26;
  • the image display format instruction receiving device 21 is configured to receive an image display format instruction, and receive the image format as a two-dimensional format display image format instruction or a three-dimensional stereoscopic display image format instruction;
  • the display direction detecting device 22 is configured to detect the display direction of the display 1, and detect that the display direction of the display 1 is a vertical direction or a horizontal direction;
  • the first electric field providing device 23 is opposite to the first electrode 2625 (not shown) on the first conductive layer 262 in the liquid crystal dimming device 26, and the fourth electrode 2645 (not shown) on the second conductive layer 264.
  • Electrical connection for instructing the image display format command received by the receiving device 21 according to the image display format, and receiving the image display at the image display format instruction receiving device 21 according to the display direction of the display 1 detected by the display direction detecting device 22 When the format instruction of the image is displayed for the two-dimensional plane and the display direction detecting means 22 detects that the display direction of the display 1 is the vertical direction, the first electrode 2625 on the first conductive layer 262 and the fourth conductive layer 264 are fourth.
  • Electrode 2645 provides an electric field;
  • the image display format instruction receiving device 21 receives the format command of the image display image displayed as a two-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the first on the first conductive layer 262 The electrode 2625 and the fourth electrode 2645 on the second conductive layer 264 provide an electric field;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the vertical direction, the first one is not directed to the first conductive layer 262.
  • the electrode 2625 and the fourth electrode 2645 on the second conductive layer 264 provide an electric field;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the first one is not directed to the first conductive layer 262.
  • the electrode 2625 and the fourth electrode 2645 on the second conductive layer 264 provide an electric field;
  • the second electric field providing device 24 is opposite to the second electrode 2626 (not shown) on the first conductive layer 262 of the liquid crystal dimming device 26 and the fifth electrode 2646 (not shown) on the second conductive layer 264.
  • Electrical connection for instructing the image display format command received by the receiving device 21 according to the image display format, and receiving the image display at the image display format instruction receiving device 21 according to the display direction of the display 1 detected by the display direction detecting device 22 When the format instruction of the image is displayed for the two-dimensional plane and the display direction detecting means 22 detects that the display direction of the display 1 is the vertical direction, the second electrode 2626 on the first conductive layer 262 and the fifth on the second conductive layer 264 are Electrode 2646 provides an electric field;
  • the image display format instruction receiving device 21 receives the format command of the image display image displayed as a two-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the second direction on the first conductive layer 262
  • the electrode 2626 and the fifth electrode 2646 on the second conductive layer 264 provide an electric field;
  • the second display is not applied to the first conductive layer 262.
  • the electrode 2626 and the fifth electrode 2646 on the second conductive layer 264 provide an electric field;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the second electrode on the first conductive layer 262 2626, the fifth electrode 2646 on the second conductive layer 264 provides an electric field;
  • the third electric field providing device 25 is opposite to the third electrode 2627 (not shown) on the first conductive layer 262 in the liquid crystal dimming device 26, and the sixth electrode 2647 (not shown) on the second conductive layer 264.
  • Electrical connection for instructing the image display format command received by the receiving device 21 according to the image display format, and receiving the image display at the image display format instruction receiving device 21 according to the display direction of the display 1 detected by the display direction detecting device 22 When the format command of the image is displayed for the two-dimensional plane and the display direction detecting means 22 detects that the display direction of the display 1 is the vertical direction, the sixth electrode 2627 on the first conductive layer 262 and the sixth conductive layer 264 are sixth.
  • Electrode 2647 provides an electric field;
  • the image display format instruction receiving device 21 receives the format command of the image display image displayed as a two-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the third direction on the first conductive layer 262
  • the electrode 2627 and the sixth electrode 2647 on the second conductive layer 264 provide an electric field;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the vertical direction, the third electrode on the first conductive layer 262 2627, the sixth electrode 2647 on the second conductive layer 264 provides an electric field;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction, the third direction is not directed to the first conductive layer 262.
  • the electrode 2627 and the sixth electrode 2647 on the second conductive layer 264 provide an electric field;
  • the liquid crystal dimming device 26 includes: a first substrate 261, a first conductive layer 262, a liquid crystal layer 263, a second conductive layer 264, and a second substrate 265 which are sequentially arranged from the side of the display 1;
  • the first conductive layer 262 includes:
  • the electrodes of the plurality of square-shaped first conductive portions 2621 are connected in parallel to obtain a first electrode 2625, and the plurality of square-shaped first conductive portions 2621 are used for Light transmitted through the first substrate 261;
  • the electrodes of the plurality of square second conductive portions 2622 are connected in parallel to obtain a second electrode 2626, wherein the plurality of square second conductive portions 2622 are used for Light transmitted through the first substrate 261;
  • a plurality of block-shaped third conductive portions 2623 the electrodes of the plurality of block-shaped third conductive portions 2623 are connected in parallel to obtain a third electrode 2627, wherein the plurality of block-shaped third conductive portions 2623 are used for Light transmitted through the first substrate 261;
  • the block-shaped first conductive portion 2621 and the block-shaped third conductive portion 2623 are disposed in the same row and arranged in phase;
  • the block-shaped second conductive portion 2622 and the block-shaped first light-transmitting portion 2624 are disposed in the same row and arranged in phase;
  • the block-shaped first conductive portion 2621 and the square second conductive portion 2622 are disposed in the same column and arranged in phase;
  • the block-shaped third conductive portion 2623 and the block-shaped first light-transmitting portion 2624 are disposed in the same column and arranged in phase;
  • the size of the square first conductive portion 2621 and the size of the square second conductive portion 2622, the size of the square third conductive portion 2623, and the square first light transmitting portion 2624 The size can be the same or different;
  • the liquid crystal layer 263 is changed according to the electrical conduction of the first conductive layer 262 and the second conductive layer 264, and includes a transparent state when the first conductive layer 262 and the second conductive layer 264 are electrically turned on.
  • the electrical properties of the first conductive layer 262 and the second conductive layer 264 are not conductive, they become opaque and are used for
  • the first electric field providing device 23 supplies an electric field to the first electrode 2625 on the first conductive layer 262 and the fourth electrode 2645 on the second conductive layer 264, and
  • the second electric field providing device 24 supplies an electric field to the second electrode 2626 on the first conductive layer 262 and the fifth electrode 2646 on the second conductive layer 264, and
  • the third electric field providing device 25 supplies an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, it becomes transparent and transmits through the first conductive layer 262. Light, get a two-dimensional flat display image;
  • the first electric field providing device 23 does not supply an electric field to the first electrode 2625 on the first conductive layer 262 and the fourth electrode 2645 on the second conductive layer 264, and
  • the second electric field providing device 24 does not provide an electric field to the second electrode 2626 on the first conductive layer 262 and the fifth electrode 2646 on the second conductive layer 264, and
  • the third electric field providing device 25 supplies an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, it becomes a partially transparent state, a partially opaque state, and partially transmits the first conductive state.
  • the light transmitted by the layer 262 partially passes through the light transmitted by the first conductive layer 262 to form a slit grating, and a three-dimensional stereoscopic display image that is visible to the naked eye is obtained. Referring to FIG.
  • the stereoscopic display device of the present invention is A schematic exploded perspective view of a slit-type grating in a vertical direction, which is a schematic view of a three-dimensional display image in which a stereoscopic display device of the present invention is visible in a vertical direction; wherein the black portion on the liquid crystal layer 263 in FIG.
  • the first opaque portion 2631 does not transmit light transmitted through the first conductive layer 262, and the white portion represents the third transparent portion 2632, and transmits light transmitted through the first conductive layer 262;
  • the first electric field providing device 23 does not supply an electric field to the first electrode 2625 on the first conductive layer 262 and the fourth electrode 2645 on the second conductive layer 264, and
  • the second electric field providing device 24 supplies an electric field to the second electrode 2626 on the first conductive layer 262 and the fifth electrode 2646 on the second conductive layer 264, and
  • the third electric field providing device 25 does not supply an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, it becomes partially transparent, partially opaque, and partially transmitted through the first
  • the light transmitted by the conductive layer 262 partially passes through the light transmitted by the first conductive layer 262 to form a slit grating, and a three-dimensional display image that is visible to the naked eye is obtained.
  • FIG. 5 the stereoscopic display device of the present invention is shown.
  • a schematic exploded perspective view of a slit-type grating in a horizontal direction which is a schematic view of a three-dimensional display image in which a stereoscopic display device of the present invention is visible in a horizontal direction; wherein, the black portion of the liquid crystal layer 263 in FIG. Representing the second opaque portion 2633, the light transmitted through the first conductive layer 262, and the white portion representing the fourth transparent portion 2634, the light transmitted through the first conductive layer 262;
  • FIG. 6 is a schematic structural diagram of a second conductive layer 264 according to the present invention.
  • the second conductive layer 264 includes:
  • the electrodes of the plurality of square fourth conductive portions 2641 are connected in parallel to obtain a fourth electrode 2645, and the plurality of square fourth conductive portions 2641 are used for Light transmitted through the liquid crystal layer 263;
  • a plurality of block-shaped fifth conductive portions 2642 the electrodes of the plurality of block-shaped fifth conductive portions 2642 are connected in parallel to obtain a fifth electrode 2646, wherein the plurality of block-shaped fifth conductive portions 2642 are used for Light transmitted through the liquid crystal layer 263;
  • a plurality of square-shaped sixth conductive portions 2643 the electrodes of the plurality of square-shaped sixth conductive portions 2643 are connected in parallel to obtain a sixth electrode 2647, and the plurality of square-shaped sixth conductive portions 2643 are used for Light transmitted through the liquid crystal layer 263;
  • the block-shaped fourth conductive portion 2641 and the block-shaped sixth conductive portion 2643 are disposed in the same row and arranged in phase;
  • the block-shaped fifth conductive portion 2642 and the square second light-transmissive portion 2644 are disposed in the same row and are arranged in phase;
  • the block-shaped fourth conductive portion 2641 and the block-shaped fifth conductive portion 2642 are disposed in the same column and arranged in phase;
  • the block-shaped sixth conductive portion 2643 and the block-shaped second light-transmitting portion 2644 are disposed in the same column and arranged in phase;
  • the size of the block-shaped fourth conductive portion 2641 and the size of the block-shaped fifth conductive portion 2642, the size of the square-shaped sixth conductive portion 2643, and the square-shaped second light-transmitting portion 2644 The size can be the same or different;
  • the second substrate 265 is configured to transmit light transmitted through the second conductive layer 264.
  • the first conductive layer 262 includes: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide (ITO) conductive glass.
  • a printable transparent conductive ink or an electrically conductive plastic film, or indium tin oxide (ITO) conductive glass.
  • the second conductive layer 264 includes: a printable transparent conductive ink, or a conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square first conductive portions 2621 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square second conductive portions 2622 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square third conductive portions 2623 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square fourth conductive portions 2641 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square fifth conductive portions 2642 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the plurality of square sixth conductive portions 2643 include: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the liquid crystal layer 263 includes: a polymer dispersed (PDLC) type liquid crystal sheet, or a nematic curve induced phase (NCAP) type liquid crystal sheet, or a non-uniform polymer dispersed (NPD-LCD) type liquid crystal sheet; the polymer dispersed PDLC
  • the liquid crystal cell comprises a printable polymer-dispersed PDLC type liquid crystal cell
  • the nematic curve-inducing phase NCAP type liquid crystal cell comprises a printable nematic curve-inducing phase NCAP type liquid crystal cell, the non-uniform polymer dispersed NPD-LCD type liquid crystal
  • the sheet includes a printable non-uniform polymer dispersed NPD-LCD type liquid crystal sheet.
  • the first substrate 261 includes: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the second substrate 265 includes: a printable transparent conductive ink, or an electrically conductive plastic film, or indium tin oxide ITO conductive glass.
  • the first electric field providing device 23 includes: a power source, or a square wave driving voltage with a duty ratio of 50%.
  • the second electric field providing device 24 includes: a power source, or a square wave driving voltage with a duty ratio of 50%.
  • the third electric field providing device 25 includes: a power source, or a square wave driving voltage with a duty ratio of 50%.
  • the size of the plurality of square first conductive portions 2621 and the size of the plurality of square fourth conductive portions 2641 may be the same or different.
  • the display 1 includes a television, or a computer, or a projector, or a navigator, or a mobile phone, or a camera.
  • the electrode relationship between the first electrode 2625 and the fourth electrode 2645 may be that the first electrode 2625 is a power source positive electrode, the fourth electrode 2645 is a power source negative electrode, or the first electrode 2625 is a power source negative electrode, and the fourth electrode 2645 is a power source negative electrode. positive electrode.
  • the electrode relationship between the second electrode 2626 and the fifth electrode 2646 may be that the second electrode 2626 is a power source positive electrode, the fifth electrode 2646 is a power source negative electrode, or the second electrode 2626 is a power source negative electrode, and the fifth electrode 2646 is a power source negative electrode. positive electrode.
  • the electrode relationship between the third electrode 2627 and the sixth electrode 2647 may be that the third electrode 2627 is the power source positive electrode, the sixth electrode 2647 is the power source negative electrode, or the third electrode 2627 is the power source negative electrode, and the sixth electrode 2647 is the power source negative electrode, and the sixth electrode 2647 is the power source negative electrode. positive electrode.
  • the electric fields supplied to the third electrode 2627 and the sixth electrode 2647 are the same or different in magnitude.
  • the sum of the line widths of the plurality of first conductive portions 2621 arranged in the same row and arranged in phase with the sum of the line widths of the plurality of third conductive portions 2623 is equal to the line width of the display 1.
  • the sum of the line widths of the plurality of second conductive portions 2622 arranged in the same row and arranged in phase with the sum of the line widths of the plurality of first light transmitting portions 2624 is equal to the line width of the display 1.
  • the sum of the column heights of the plurality of first conductive portions 2621 arranged in the same column and arranged in phase and the sum of the column heights of the plurality of second conductive portions 2622 are equal to the column height of the display 1.
  • the sum of the column heights of the plurality of third conductive portions 2623 arranged in the same column and arranged in phase and the sum of the column heights of the plurality of first light transmitting portions 2624 are equal to the column height of the display 1.
  • the sum of the line widths of the plurality of fourth conductive portions 2641 arranged in the same row and arranged in phase with the sum of the line widths of the plurality of sixth conductive portions 2643 is equal to the line width of the display 1.
  • the sum of the line width sum of the plurality of fifth conductive portions 2642 arranged in the same row and arranged in phase with the sum of the line widths of the plurality of second light transmitting portions 2644 is equal to the line width of the display 1.
  • the sum of the column heights of the plurality of fourth conductive portions 2641 arranged in the same column and arranged in phase and the sum of the column heights of the plurality of fifth conductive portions 2642 are equal to the column height of the display 1.
  • the sum of the column heights of the plurality of sixth conductive portions 2643 arranged in the same column and arranged in phase and the sum of the column heights of the plurality of second light transmitting portions 2644 are equal to the column height of the display 1.
  • the stereoscopic display device of the present invention applies the display 1 to generate image signal light, the first substrate 261 transmits the image signal light generated by the display 1, the first conductive layer 262 transmits the light transmitted by the first substrate 261, and the liquid crystal layer 263 according to the first A conductive layer 262 and a second conductive layer 264 are electrically connected to each other to change, including a transparent state when the first conductive layer 262 and the second conductive layer 264 are electrically turned on, in the first conductive layer 262, When the electrical conductivity of the second conductive layer 264 is not turned on, it becomes an opaque state;
  • the first electric field providing device 23 The first electrode 2625 on the first conductive layer 262 and the fourth electrode 2645 on the second conductive layer 264 provide an electric field, and the second electric field providing device 24 faces the second electrode 2626 on the first conductive layer 262 and the second conductive layer 264.
  • the upper fifth electrode 2646 provides an electric field
  • the third electric field providing device 25 supplies an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, and the liquid crystal layer 263 becomes transparent.
  • the light transmitted through the first conductive layer 262 causes the image seen by the left eye to be the same as the image seen by the right eye, thereby obtaining a two-dimensional planar display image;
  • the first electric field providing device 23 does not turn to the first conductive
  • the fourth electrode 2645 on the second conductive layer 264 provides an electric field
  • the second electric field supply device 24 does not face the second electrode 2626 on the first conductive layer 262, the second conductive layer 264
  • the fifth electrode 2646 provides an electric field
  • the third electric field providing device 25 supplies an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, and the liquid crystal layer 263 becomes partially transparent.
  • part of the light transmitted through the first conductive layer 262 partially passes through the light transmitted by the first conductive layer 262 to form a slit grating.
  • the left eye sees the left image and the right eye sees the right.
  • the image, the left image is different from the right image, and after being synthesized by the brain, a stereoscopic feeling is generated, and a three-dimensional stereoscopic display image that is visible to the naked eye is obtained;
  • the image display format instruction receiving device 21 receives the format command of the stereoscopic display image displayed as a three-dimensional image and the display direction detecting device 22 detects that the display direction of the display 1 is the horizontal direction
  • the first electric field providing device 23 does not turn to the first conductive
  • the first electrode 2625 on the layer 262 and the fourth electrode 2645 on the second conductive layer 264 provide an electric field
  • the second electric field providing device 24 is directed to the second electrode 2626 on the first conductive layer 262 and the second conductive layer 264.
  • the five electrodes 2646 provide an electric field
  • the third electric field supply device 25 does not supply an electric field to the third electrode 2627 on the first conductive layer 262 and the sixth electrode 2647 on the second conductive layer 264, and the liquid crystal layer 263 becomes partially transparent, part of In the opaque state, part of the light transmitted through the first conductive layer 262 partially passes through the light transmitted by the first conductive layer 262 to form a slit grating.
  • the left eye sees the left image and the right eye sees the right.
  • the image, the left image is different from the right image, and after being synthesized by the brain, a stereoscopic feeling is generated, and a three-dimensional stereoscopic display image that is visible to the naked eye is obtained;
  • the stereoscopic display device can be configured to display a two-dimensional planar display image in a vertical direction, or to display a three-dimensional stereoscopic display image that is visible to the naked eye, and can display a two-dimensional planar display image in the horizontal direction, or can display the naked eye.
  • the function of visually displaying the three-dimensional stereoscopic image enables the viewer to achieve the purpose of viewing the three-dimensional stereoscopic image through the naked eye.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
PCT/CN2013/075966 2012-05-25 2013-05-21 Dispositif d'affichage stéréoscopique Ceased WO2013174249A1 (fr)

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CN2012101667545A CN102685541B (zh) 2012-05-25 2012-05-25 立体显示装置

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CN102685541B (zh) * 2012-05-25 2013-08-21 深圳市亿思达显示科技有限公司 立体显示装置
CN102981321B (zh) * 2012-11-15 2015-09-02 中航华东光电有限公司 一种液晶狭缝光栅,立体显示装置以及制作方法
CN104122693A (zh) * 2013-04-28 2014-10-29 深圳市亿思达显示科技有限公司 裸眼3d显示器
CN104181720A (zh) * 2013-05-23 2014-12-03 深圳市亿思达显示科技有限公司 裸眼3d显示器
CN104954775A (zh) * 2014-03-28 2015-09-30 深圳市亿思达科技集团有限公司 一种三光路偏振分光立体视频转换系统
CN105572930A (zh) * 2016-03-23 2016-05-11 京东方科技集团股份有限公司 一种显示模组及显示系统
CN110346954B (zh) * 2019-08-16 2022-09-06 信利（惠州）智能显示有限公司 偏光控制面板及显示屏

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