WO2016117326A1 - Display device - Google Patents

Display device Download PDF

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Publication number
WO2016117326A1
WO2016117326A1 PCT/JP2016/000231 JP2016000231W WO2016117326A1 WO 2016117326 A1 WO2016117326 A1 WO 2016117326A1 JP 2016000231 W JP2016000231 W JP 2016000231W WO 2016117326 A1 WO2016117326 A1 WO 2016117326A1
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WO
WIPO (PCT)
Prior art keywords
display panel
display device
array
panel
light emitting
Prior art date
Application number
PCT/JP2016/000231
Other languages
French (fr)
Japanese (ja)
Inventor
笠原 滋雄
Original Assignee
パナソニックIpマネジメント株式会社
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Publication date
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Publication of WO2016117326A1 publication Critical patent/WO2016117326A1/en

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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
    • G09G3/003Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background to produce spatial visual effects
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1347Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/46Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character is selected from a number of characters arranged one behind the other
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30Image reproducers

Definitions

  • This disclosure relates to a display device in which a plurality of display panels are stacked.
  • a method of displaying a parallax image using a parallax barrier, a lenticular lens, or the like is known.
  • a method of displaying a parallax image there is a problem that visual fatigue is caused by a mismatch between binocular convergence and eye focus adjustment, and a device configuration is complicated.
  • Non-Patent Document 1 two transparent LCD (Liquid Crystal Display) panels are stacked one after the other at a predetermined interval, and the luminance ratio of the image displayed on each panel is changed.
  • a DFD (Depth Fused 3D) method has been proposed in which a stereoscopic image is displayed to an observer using an illusion phenomenon in which two images are merged.
  • the DFD method a stereoscopic display device can be realized with a simple device configuration with little eye strain.
  • a display device includes a first display panel in which pixels are formed in an area partitioned by a first stripe pattern, and a second display panel in which pixels are formed in an area partitioned by a second stripe pattern .
  • the first display panel and the second display panel are arranged to overlap each other, and the pixel array formed on at least one of the first display panel and the second display panel is formed on the other display panel. It is inclined at a predetermined angle with respect to the arrangement of the pixels.
  • FIG. 1 is a schematic diagram illustrating a schematic configuration of the display device according to the first embodiment.
  • FIG. 2 is a block diagram for explaining an electrical configuration of the display device according to the first embodiment.
  • FIG. 3 is a diagram for explaining a problem when the DFD method is applied to the display device.
  • FIG. 4 is a diagram showing a moire interference pattern with a two-panel configuration.
  • FIG. 5 is a diagram illustrating a first example of a two-panel configuration in the display device according to the first embodiment.
  • FIG. 6A is a diagram illustrating a first example of a two-panel configuration in the display device according to the first exemplary embodiment.
  • FIG. 6B is a diagram illustrating a first example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 6C is a diagram illustrating a first example of a two-panel configuration in the display device according to the first exemplary embodiment.
  • FIG. 6D is a diagram illustrating a first example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 7 is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 8A is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 8B is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 8C is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 8D is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
  • FIG. 1 is a schematic diagram illustrating a schematic configuration of the display device 100 according to the first embodiment.
  • a DFD (Depth Fused 3D) display device 100 observes at least two display panels, a front panel 300 and a rear panel 400 that transmit visible light, with a gap between them. It is arranged so that it may overlap when seen from the person.
  • a liquid crystal display type display device 100 is illustrated as an example of the DFD type display device 100.
  • the display device 100 is not limited to the liquid crystal display method, and may be an EL (Electro Luminescence) display method or an EC (Electrochromic) display method.
  • Examples of display panels constituting liquid crystal display devices include twisted nematic liquid crystal displays, in-plane switching liquid crystal displays, vertical alignment liquid crystal displays, blue phase liquid crystal displays, ferroelectric liquid crystal displays, There are OCB (Optically Compensated Bend) type liquid crystal displays and guest-host type liquid crystal displays.
  • the display device 100 may be configured by appropriately combining two display panels from among these.
  • a display device 100 using a liquid crystal display system includes a front polarizing plate 200, a front panel 300, a back panel 400, a back polarizing plate 500, and a backlight 600 that are stacked in this order from the front side as viewed from the observer 50. Composed together.
  • the front polarizing plate 200 and the rear polarizing plate 500 are not necessary when the guest-host liquid crystal method, the EL method, or the EC method is used for the display device 100. Further, when the EL method is used for the display device 100, the backlight 600 is also unnecessary.
  • FIG. 2 is a block diagram for explaining an electrical configuration of the display device 100 according to the first embodiment. As shown in FIG. 2, the front panel 300, the back panel 400, and the backlight 600 constituting the display device 100 are electrically connected to the control circuit board 700.
  • the front panel 300 includes a liquid crystal display unit 310, a scanning line driving circuit 320, and a video line driving circuit 330.
  • a plurality of scanning lines 321 extended from the scanning line driving circuit 320 and a plurality of video lines 331 extended from the video line driving circuit 330 are arranged.
  • the rear panel 400 includes a liquid crystal display unit 410, a scanning line driving circuit 420, and a video line driving circuit 430.
  • the liquid crystal display unit 410 includes a plurality of scanning lines 421 extended from the scanning line driving circuit 420 and a plurality of video lines 431 extended from the video line driving circuit 430.
  • the backlight 600 includes, for example, an LED light source and an optical system such as a light guide plate that guides light emitted from the LED light source toward the rear panel 400 and the front panel 300. In order to make the light emitted from the LED light source uniform, a diffusion plate or the like may be provided.
  • the arrangement of the LED light sources of the backlight 600 may be a direct type or an edge type.
  • the control circuit board 700 includes a backlight control circuit 710, an AD / DC (AC / DC) converter 720, a front image control circuit 730, and a rear image control circuit 740.
  • the control circuit board 700 supplies power and control signals to the front panel 300, the back panel 400, and the backlight 600.
  • the backlight control circuit 710 controls the backlight 600 based on an alternating current supplied from an AC (Alternating Current) power supply. Thereby, the backlight 600 can emit visible light toward the back panel 400 and the front panel 300 by causing the LED light source to emit light.
  • AC Alternating Current
  • AC / DC converter 720 converts an alternating current supplied from an AC power source into a direct current. Then, the AC / DC converter 720 supplies the converted direct current to the front panel 300 and the back panel 400. Thereby, the front panel 300 and the back panel 400 can perform various operations.
  • the front image control circuit 730 generates a timing signal, a gradation voltage, a common voltage, and the like based on the acquired front image signal and supplies them to the front panel 300.
  • the front panel 300 drives the scanning line driving circuit 320 and the video line driving circuit 330 to operate the scanning line 321 and the video line 331. Accordingly, the front panel 300 can control the orientation of the liquid crystal molecules of the liquid crystal display unit 310 and display an image based on the light emitted from the backlight 600.
  • the rear image control circuit 740 generates a timing signal, a gradation voltage, a common voltage, and the like based on the acquired rear image signal and supplies them to the rear panel 400.
  • the back panel 400 drives the scanning line driving circuit 420 and the video line driving circuit 430 to operate the scanning lines 421 and the video lines 431. Accordingly, the back panel 400 can control the orientation of the liquid crystal molecules of the liquid crystal display unit 410 and display an image based on the light emitted from the backlight 600.
  • the front image signal and the rear image signal have the same image content, but have different brightness. Accordingly, images of the same content are displayed on the front panel 300 and the back panel 400 with different luminances. Accordingly, the observer 50 can be stereoscopically displayed by using an illusion phenomenon in which two images of the front image displayed by the front panel 300 and the rear image displayed by the rear panel 400 are fused. An image can be displayed.
  • the front panel 300 and the back panel 400 are arranged with various color filters such as an R (Red) filter, a G (Green) filter, and a B (Blue) filter in accordance with a predetermined arrangement in order to display a color image.
  • the R filter, the G filter, and the B filter are partitioned by a black matrix formed in a lattice shape by a material that shields at least visible light. Therefore, an array of color filters and a stripe pattern by a black matrix are formed. Further, on the TFT substrates of the front panel 300 and the back panel 400, wirings (scanning lines 321 and 421) connecting the scanning line driving circuits 320 and 420 to the respective pixels along the black matrix, and the video line driving circuit 330 are connected.
  • the stripe pattern formed by a color filter, a black matrix, wiring, or the like is collectively referred to as a stripe pattern.
  • the stripe pattern formed on the front panel 300 is generically referred to as the front stripe pattern 340
  • the stripe pattern formed on the back panel 400 is generically referred to as the back stripe pattern 440.
  • the stripe pattern is not limited to the checkered stripe, and may be a stripe pattern such as a vertical stripe or a horizontal stripe.
  • FIG. 3 is a diagram for explaining a problem when the DFD method is applied to the display device.
  • the front panel 300 includes a front color filter 350 including an R filter 351, a G filter 352, and a B filter 353.
  • an R filter 351, a G filter 352, and a B filter 353 are partitioned by a front stripe pattern 340 (wiring, black matrix, etc.).
  • a front stripe pattern 340 wiring, black matrix, etc.
  • an R filter 351, a G filter 352, and a B filter 353 are arranged in stripes in the vertical direction.
  • the back panel 400 includes a back color filter 450 including an R filter 451, a G filter 452, and a B filter 453.
  • an R filter 451, a G filter 452, and a B filter 453 are partitioned by a back stripe pattern 440 (wiring, black matrix, etc.). Further, in the rear color filter 450, the R filter 451, the G filter 452, and the B filter 453 are each arranged in a vertical stripe pattern.
  • FIG. 4 is a diagram showing a moire interference pattern when two panels are arranged in a color filter arrangement as shown in FIG.
  • the moiré pattern 110 from the observer 50 as shown in FIG. Will be visually recognized. If the moiré pattern 110 is generated, the visibility of the image displayed on the display device 100 is deteriorated, which is not preferable.
  • the arrangement of the color filters corresponding to the pixels formed on at least one of the front panel 300 and the rear panel 400 is the arrangement of the color filters corresponding to the pixels formed on the other. Tilt to a predetermined angle with respect to. More preferably, the arrangement of the color filters corresponding to the pixels formed on at least one of the front panel 300 and the back panel 400 has a predetermined angle with respect to the scanning line 321 and the video line 331 or the scanning line 421 and the video line 431. Tilted.
  • FIG. 5 is a diagram illustrating a first example of a two-panel configuration in the display device 100 according to the first embodiment.
  • the back color filter 450 of the back panel 400 has a vertical stripe arrangement similar to that in the example shown in FIG.
  • the arrangement order of the R filter 351, the G filter 352, and the B filter 353 is not vertical stripes, but is (G, B, R), (B , R, G), (R, G, B,), (G, B, R), (B, R, G),...
  • the arrangement is shifted by one subpixel to the left for each horizontal line from the top to the bottom of FIG. That is, in the first example, the arrangement of the color filters on one panel is inclined by a predetermined angle with respect to the wiring such as the wiring scanning line.
  • one subpixel is shifted to the left for each horizontal line from the top to the bottom, but an array shifted by one subpixel to the right may be used.
  • the arrangement order of the R filter 351, the G filter 352, and the B filter 353 of the front color filter 350 of the front panel 300 is set for each horizontal line.
  • the configuration is changed, it is not limited to this. That is, while the front color filter 350 of the front panel 300 is arranged in a vertical stripe shape, the arrangement order of the R filter 451, the G filter 452, and the B filter 453 of the rear color filter 450 of the rear panel 400 is set for each horizontal line. The same effect can be obtained even if the configuration is changed.
  • the arrangement order of the R filter 451, G filter 452, B filter 453 on the back panel 400 and the R filter 351, G filter 352, B filter 353 on the front panel 300 is from left to right.
  • the order is R, G, B, it may be the order of R, G, B from right to left.
  • one of the rear panel 400 and the front panel 300 may be in the order of R, G, B from left to right, and the other may be in the order of B, G, R from right to left.
  • the moire suppression effect is compared with the above combinations, the four combinations shown in FIGS. 6A to 6D are preferable.
  • the front panel 300 and the back panel 400 are used for convenience, but the same effect can be obtained even if the configurations of the front panel 300 and the back panel 400 are interchanged.
  • 6A shows the rear panel 400 arranged in a vertical stripe form from left to right in the order of R, G, B, and the front panel 300 has the order of R, G, B from right to left, from top to bottom. The array is shifted by one subpixel to the right for each horizontal line toward the right.
  • 6B shows the rear panel 400 arranged in the form of vertical stripes in the order of R, G, B from left to right, and the front panel 300 has the order of R, G, B in order of R, G, B from top to bottom. The array is shifted by one subpixel to the left for each horizontal line toward.
  • FIG. 6C shows a vertical stripe arrangement of the rear panel from right to left in the order of R, G, B, and the front panel is from left to right in the order of R, G, B from top to bottom. Each horizontal line is shifted by one subpixel to the right.
  • FIG. 6D shows a vertical stripe arrangement of the rear panel from right to left in the order of R, G, B, and the front panel is from left to right in the order of R, G, B from top to bottom. Each horizontal line is shifted by one subpixel to the left.
  • FIG. 7 is a diagram illustrating a second example of the two-panel configuration in the display device 100 according to the first embodiment.
  • the rear color filter 450 of the rear panel 400 and the front color filter 350 of the front panel 300 are not arranged in a vertical stripe shape. That is, the arrangement of the R filter 451, the G filter 452, and the B filter 453 of the rear color filter 450 of the rear panel 400 is changed for each horizontal line, and the R filter 351 of the front color filter 350 of the front panel 300 is changed. The arrangement order of the G filter 352 and the B filter 353 is changed for each horizontal line.
  • the rear color filter 450 and the front color filter 350 are arranged in a different order.
  • the back color filter 450 has an arrangement order of the R filter 451, G filter 452, and B filter 453 for each horizontal line (R, G, B,), (B , R, G), (G, B, R), (R, G, B,), (B, R, G),...
  • the front color filter 350 has an arrangement order of the R filter 351, the G filter 352, and the B filter 353 for each horizontal line (G, B, R), (B, R, G), (R, G, B,), (G, B, R), (B, R, G),...
  • the back color filter 450 of the back panel 400 is an array shifted by one subpixel to the left for each horizontal line from the top to the bottom of FIG.
  • FIG. 7 the front color filter 350 of the front panel 300 is shown in FIG. This is an array shifted by one subpixel to the right for each horizontal line from top to bottom. That is, in the second example, the arrangement of the color filters of both panels is inclined by a predetermined angle with respect to the wiring such as the wiring scanning line.
  • both the front panel 300 and the rear panel 400 have been described based on an example of a configuration in which the arrangement order of the color filters is changed for each horizontal line, but there may be a plurality of combinations in the arrangement order of R, G, and B.
  • the four combinations shown in FIG. 8 are preferable.
  • the rear panel 400 is arranged in the order of R, G, B from left to right and shifted by one subpixel to the left for each horizontal line from top to bottom.
  • an array is shifted by one subpixel to the right for each horizontal line from top to bottom.
  • FIG. 8B only B of the rear panel 400 is arranged to shift one subpixel to the left for each horizontal line from top to bottom, and only B of the front panel 300 is one horizontal line from top to bottom. Each is arranged so as to shift to the right by one subpixel.
  • FIG. 8C shows only G and FIG. 8D shows only R, and the rear panel 400 is arranged so as to shift one subpixel to the left for each horizontal line from top to bottom. 300 is arranged so that one subpixel is shifted to the right for each horizontal line from top to bottom.
  • the front panel 300 and the back panel 400 are used here for convenience, but the same effect can be obtained even if the configurations of the front panel 300 and the back panel 400 are interchanged.
  • the first embodiment has been described as an example of the technique disclosed in the present application.
  • the technology in the present disclosure is not limited to this, and can also be applied to embodiments that have been changed, replaced, added, omitted, and the like.
  • the present invention is not limited to this.
  • the present disclosure can be applied even when three or more display panels are used in an overlapping manner.
  • the color filter front color filter corresponding to the pixels formed on at least one of the front panel 300 (an example of the first display panel) and the rear panel 400 (an example of the second display panel).
  • the arrangement of at least one of 350 and the rear color filter 450 is predetermined with respect to the arrangement of color filters corresponding to the pixels formed on the other (the other of the front color filter 350 and the rear color filter 450 with respect to the previous one).
  • the display device 100 is inclined at an angle, the present disclosure is not limited to this. That is, when the EL method is used instead of the liquid crystal display method, the arrangement of the light emitting elements may be defined instead of the arrangement of the color filters.
  • a front panel 300 in which pixels are formed in a region defined by a front stripe pattern 340 (an example of a first stripe pattern) and a back stripe pattern 440 (an example of a second stripe pattern).
  • a rear panel 400 in which pixels are formed in a region, and the front panel 300 and the rear panel 400 are arranged to overlap each other, and light emission that forms pixels formed on at least one of the front panel 300 and the rear panel 400
  • the arrangement of the elements may be the display device 100 inclined at a predetermined angle with respect to the arrangement of the light emitting elements forming the pixels formed on the other side.
  • the scanning lines 321 and the video lines 331 (an example of the first wiring) arranged along the front stripe pattern 340, and the scanning lines 421 and the video lines 431 (the second wiring) arranged along the back stripe pattern 440.
  • An example of wiring), and an array of light emitting elements forming pixels formed on at least one of the front panel 300 and the rear panel 400 includes a scanning line 321 and a video line 331, or a scanning line 421 and a video line 431. It may be inclined at a predetermined angle with respect to.
  • the arrangement of the color filters and the arrangement of the light emitting elements may be defined.
  • the front panel 300 includes a front panel 300 in which pixels are formed in a region partitioned by the front stripe pattern 340, and a back panel 400 in which pixels are formed in a region partitioned by the back stripe pattern 440.
  • the rear panel 400 are arranged so as to overlap each other, and the arrangement of light emitting elements forming pixels formed on at least one of the front panel 300 and the rear panel 400 is an arrangement of color filters corresponding to the pixels formed on the other side.
  • the display device may be inclined at a predetermined angle with respect to the display device.
  • the scanning line 321 and the video line 331 disposed along the front stripe pattern 340 and the scanning line 421 and the video line 431 disposed along the rear stripe pattern 440 are further provided, and the front panel 300 and the rear panel are provided.
  • the array of light-emitting elements that form pixels formed in at least one of 400, or the array of color filters is inclined at a predetermined angle with respect to the scanning line 321 and the video line 331, or the scanning line 421 and the video line 431. It is good.
  • the present disclosure is applicable to various display devices such as a television receiver, a digital signage terminal, an electronic blackboard, a large touch panel device, a tablet terminal, a smartphone terminal, and a personal computer monitor, as long as the display device has a plurality of display panels. Applicable.

Abstract

The objective of the present invention is to reduce the occurrence of moire in a display device formed by overlapping a plurality of display panels. This display device is provided with a first display panel having pixels formed in a region divided by means of a first stripe pattern, and a second display panel having pixels formed in a region divided by means of a second stripe pattern. The first display panel and second display panel are arranged so as to overlap, and the arrangement of a color filter corresponding to the pixels formed on the first display panel and/or the second display panel is inclined at a prescribed angle relative to the arrangement of a color filter corresponding to the pixels formed on the other display panel.

Description

表示装置Display device
 本開示は、表示パネルを複数枚重ねあわせた表示装置に関する。 This disclosure relates to a display device in which a plurality of display panels are stacked.
 立体表示の方式として、視差バリアやレンチキュラーレンズ等を使用して視差画像を表示する方式が知られている。しかしながら、視差画像を表示する方式の場合、両眼輻輳と眼のピント調節の不一致により視覚疲労を起こす問題や、装置構成が複雑になってしまう問題がある。 As a stereoscopic display method, a method of displaying a parallax image using a parallax barrier, a lenticular lens, or the like is known. However, in the case of a method of displaying a parallax image, there is a problem that visual fatigue is caused by a mismatch between binocular convergence and eye focus adjustment, and a device configuration is complicated.
 そこで、例えば、非特許文献1に記載されている表示装置では、2枚の透明なLCD(Liquid Crystal Display)パネルを所定の間隔で前後に重ね、それぞれのパネルに表示する画像の輝度比を変化させることにより、2つの像が融合した1つの像に見える錯視現象を利用して観察者に立体的な画像を表示するDFD(Depth Fused 3D)方式が提案されている。DFD方式によれば、眼精疲労感の少なく、簡単な装置構成で、立体表示装置を実現できる。 Therefore, for example, in the display device described in Non-Patent Document 1, two transparent LCD (Liquid Crystal Display) panels are stacked one after the other at a predetermined interval, and the luminance ratio of the image displayed on each panel is changed. By doing so, a DFD (Depth Fused 3D) method has been proposed in which a stereoscopic image is displayed to an observer using an illusion phenomenon in which two images are merged. According to the DFD method, a stereoscopic display device can be realized with a simple device configuration with little eye strain.
 本開示における表示装置は、第1のストライプパターンによって区画された領域に画素を形成した第1の表示パネルと、第2のストライプパターンによって区画された領域に画素を形成した第2の表示パネルと、を備える。第1の表示パネルと第2の表示パネルとは重ね合わされ配置されており、第1の表示パネル及び第2の表示パネルの少なくとも一方に形成された画素の配列は、他方の表示パネルに形成された画素の配列に対して所定の角度傾いている。 A display device according to the present disclosure includes a first display panel in which pixels are formed in an area partitioned by a first stripe pattern, and a second display panel in which pixels are formed in an area partitioned by a second stripe pattern . The first display panel and the second display panel are arranged to overlap each other, and the pixel array formed on at least one of the first display panel and the second display panel is formed on the other display panel. It is inclined at a predetermined angle with respect to the arrangement of the pixels.
 本開示によれば、表示パネルを複数重ね合わせた表示装置において、モアレの発生を低減することができる。 According to the present disclosure, it is possible to reduce the occurrence of moire in a display device in which a plurality of display panels are stacked.
図1は、実施の形態1にかかる表示装置の概略構成を示す模式図である。FIG. 1 is a schematic diagram illustrating a schematic configuration of the display device according to the first embodiment. 図2は、実施の形態1にかかる表示装置の電気的構成を説明するためのブロック図である。FIG. 2 is a block diagram for explaining an electrical configuration of the display device according to the first embodiment. 図3は、表示装置にDFD方式を適用した場合の課題を説明するための図である。FIG. 3 is a diagram for explaining a problem when the DFD method is applied to the display device. 図4は、2枚のパネル構成によるモアレ干渉パターンを示す図である。FIG. 4 is a diagram showing a moire interference pattern with a two-panel configuration. 図5は、実施の形態1にかかる表示装置における2枚のパネル構成の第1例を示す図である。FIG. 5 is a diagram illustrating a first example of a two-panel configuration in the display device according to the first embodiment. 図6Aは、実施の形態1にかかる表示装置における2枚のパネル構成の第1例を示す図である。FIG. 6A is a diagram illustrating a first example of a two-panel configuration in the display device according to the first exemplary embodiment. 図6Bは、実施の形態1にかかる表示装置における2枚のパネル構成の第1例を示す図である。FIG. 6B is a diagram illustrating a first example of the two-panel configuration in the display device according to the first embodiment. 図6Cは、実施の形態1にかかる表示装置における2枚のパネル構成の第1例を示す図である。FIG. 6C is a diagram illustrating a first example of a two-panel configuration in the display device according to the first exemplary embodiment. 図6Dは、実施の形態1にかかる表示装置における2枚のパネル構成の第1例を示す図である。FIG. 6D is a diagram illustrating a first example of the two-panel configuration in the display device according to the first embodiment. 図7は、実施の形態1にかかる表示装置における2枚のパネル構成の第2例を示す図である。FIG. 7 is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment. 図8Aは、実施の形態1にかかる表示装置における2枚のパネル構成の第2例を示す図である。FIG. 8A is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment. 図8Bは、実施の形態1にかかる表示装置における2枚のパネル構成の第2例を示す図である。FIG. 8B is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment. 図8Cは、実施の形態1にかかる表示装置における2枚のパネル構成の第2例を示す図である。FIG. 8C is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment. 図8Dは、実施の形態1にかかる表示装置における2枚のパネル構成の第2例を示す図である。FIG. 8D is a diagram illustrating a second example of the two-panel configuration in the display device according to the first embodiment.
 以下、適宜図面を参照しながら、実施の形態を詳細に説明する。但し、必要以上に詳細な説明は省略する場合がある。例えば、既によく知られた事項の詳細説明や実質的に同一の構成に対する重複説明を省略する場合がある。これは、以下の説明が不必要に冗長になるのを避け、当業者の理解を容易にするためである。 Hereinafter, embodiments will be described in detail with reference to the drawings as appropriate. However, more detailed description than necessary may be omitted. For example, detailed descriptions of already well-known matters and repeated descriptions for substantially the same configuration may be omitted. This is to avoid the following description from becoming unnecessarily redundant and to facilitate understanding by those skilled in the art.
 なお、当業者が本開示を十分に理解するために添付図面及び以下の説明を提供するのであって、これらによって請求の範囲に記載の主題を限定することを意図するものではない。 In addition, in order for those skilled in the art to provide a full understanding of the present disclosure, the accompanying drawings and the following description are provided, and are not intended to limit the claimed subject matter.
 (実施の形態1)
 以下、添付の図面を用いて、実施の形態1を説明する。
(Embodiment 1)
The first embodiment will be described below with reference to the accompanying drawings.
 〔1-1.構成〕
 図1は、実施の形態1にかかる表示装置100の概略構成を示す模式図である。図1に示すように、DFD(Depth Fused 3D)方式の表示装置100は、可視光を透過する前面パネル300及び背面パネル400の少なくとも2枚の表示パネルを、所定間隔の空隙をあけて、観察者から見て重なるように配している。図1では、DFD方式の表示装置100の一例として、液晶表示方式の表示装置100を記載している。但し、表示装置100は、液晶表示方式に限定されるものではなく、EL(Electro Luminescence)表示方式、EC(Electrochromic)表示方式であってもよい。また、液晶表示方式の表示装置を構成する表示パネルの例としては、ツイスト・ネマティック型液晶ディスプレイ、インプレイン・スイッチング型液晶ディスプレイ、バーチカルアライメント型液晶ディスプレイ、ブルー相液晶ディスプレイ、強誘電性液晶ディスプレイ、OCB(Optically Compensated Bend)型液晶ディスプレイ、ゲスト-ホスト型液晶ディスプレイがある。そして、表示装置100は、これらの中から2枚の表示パネルを適宜組み合わせて構成してもよい。
[1-1. Constitution〕
FIG. 1 is a schematic diagram illustrating a schematic configuration of the display device 100 according to the first embodiment. As shown in FIG. 1, a DFD (Depth Fused 3D) display device 100 observes at least two display panels, a front panel 300 and a rear panel 400 that transmit visible light, with a gap between them. It is arranged so that it may overlap when seen from the person. In FIG. 1, a liquid crystal display type display device 100 is illustrated as an example of the DFD type display device 100. However, the display device 100 is not limited to the liquid crystal display method, and may be an EL (Electro Luminescence) display method or an EC (Electrochromic) display method. Examples of display panels constituting liquid crystal display devices include twisted nematic liquid crystal displays, in-plane switching liquid crystal displays, vertical alignment liquid crystal displays, blue phase liquid crystal displays, ferroelectric liquid crystal displays, There are OCB (Optically Compensated Bend) type liquid crystal displays and guest-host type liquid crystal displays. The display device 100 may be configured by appropriately combining two display panels from among these.
 図1に示すように、液晶表示方式による表示装置100は、観察者50から見て手前側から、前面偏光板200、前面パネル300、背面パネル400、背面偏光板500、バックライト600が順に重ね合わさって構成される。なお、表示装置100に、ゲスト-ホスト型液晶方式や、EL方式やEC方式が用いられている場合には、前面偏光板200、背面偏光板500は不要である。更に、表示装置100にEL方式が用いられている場合には、バックライト600も不要である。 As shown in FIG. 1, a display device 100 using a liquid crystal display system includes a front polarizing plate 200, a front panel 300, a back panel 400, a back polarizing plate 500, and a backlight 600 that are stacked in this order from the front side as viewed from the observer 50. Composed together. Note that the front polarizing plate 200 and the rear polarizing plate 500 are not necessary when the guest-host liquid crystal method, the EL method, or the EC method is used for the display device 100. Further, when the EL method is used for the display device 100, the backlight 600 is also unnecessary.
 図2は、実施の形態1にかかる表示装置100の電気的構成を説明するためのブロック図である。図2に示すように、表示装置100を構成する前面パネル300、背面パネル400、バックライト600は、制御回路基板700と電気的に接続されている。 FIG. 2 is a block diagram for explaining an electrical configuration of the display device 100 according to the first embodiment. As shown in FIG. 2, the front panel 300, the back panel 400, and the backlight 600 constituting the display device 100 are electrically connected to the control circuit board 700.
 前面パネル300は、液晶表示部310、走査線駆動回路320、映像線駆動回路330を備えている。液晶表示部310には、走査線駆動回路320から伸長した複数本の走査線321と、映像線駆動回路330から伸長した複数本の映像線331が配置されている。 The front panel 300 includes a liquid crystal display unit 310, a scanning line driving circuit 320, and a video line driving circuit 330. In the liquid crystal display unit 310, a plurality of scanning lines 321 extended from the scanning line driving circuit 320 and a plurality of video lines 331 extended from the video line driving circuit 330 are arranged.
 背面パネル400は、液晶表示部410、走査線駆動回路420、映像線駆動回路430を備えている。液晶表示部410には、走査線駆動回路420から伸長した複数本の走査線421と、映像線駆動回路430から伸長した複数本の映像線431が配置されている。バックライト600は、例えばLED光源と、LED光源から発光された光を背面パネル400及び前面パネル300の方向へと導光する導光板などの光学系とを備えている。LED光源から発光された光を均一にするために拡散板などを備えていてもよい。バックライト600のLED光源の配置は、直下型であってもよいし、エッジ型であってもよい。 The rear panel 400 includes a liquid crystal display unit 410, a scanning line driving circuit 420, and a video line driving circuit 430. The liquid crystal display unit 410 includes a plurality of scanning lines 421 extended from the scanning line driving circuit 420 and a plurality of video lines 431 extended from the video line driving circuit 430. The backlight 600 includes, for example, an LED light source and an optical system such as a light guide plate that guides light emitted from the LED light source toward the rear panel 400 and the front panel 300. In order to make the light emitted from the LED light source uniform, a diffusion plate or the like may be provided. The arrangement of the LED light sources of the backlight 600 may be a direct type or an edge type.
 制御回路基板700は、バックライト制御回路710、AD/DC(交流/直流)コンバータ720、前面画像制御回路730、背面画像制御回路740を備えている。制御回路基板700は、前面パネル300、背面パネル400、バックライト600に対して、電力及び制御信号などの供給を行う。 The control circuit board 700 includes a backlight control circuit 710, an AD / DC (AC / DC) converter 720, a front image control circuit 730, and a rear image control circuit 740. The control circuit board 700 supplies power and control signals to the front panel 300, the back panel 400, and the backlight 600.
 バックライト制御回路710は、AC(Alternating Current)電源から供給される交流電流に基づいて、バックライト600を制御する。これにより、バックライト600は、LED光源を発光させて、背面パネル400及び前面パネル300に向けて可視光を照射することができる。 The backlight control circuit 710 controls the backlight 600 based on an alternating current supplied from an AC (Alternating Current) power supply. Thereby, the backlight 600 can emit visible light toward the back panel 400 and the front panel 300 by causing the LED light source to emit light.
 AC/DCコンバータ720は、AC電源から供給される交流電流を直流電流へと変換する。そして、AC/DCコンバータ720は、変換した直流電流を、前面パネル300及び背面パネル400へと供給する。これにより、前面パネル300及び背面パネル400は、各種の動作を実行することができる。 AC / DC converter 720 converts an alternating current supplied from an AC power source into a direct current. Then, the AC / DC converter 720 supplies the converted direct current to the front panel 300 and the back panel 400. Thereby, the front panel 300 and the back panel 400 can perform various operations.
 前面画像制御回路730は、取得した前面画像信号に基づいて、タイミング信号、階調電圧、コモン電圧などを発生し、前面パネル300に対して供給する。この供給を受けて、前面パネル300は、走査線駆動回路320及び映像線駆動回路330を駆動して、走査線321及び映像線331を動作させる。これにより、前面パネル300は、液晶表示部310の液晶分子の配向を制御し、バックライト600から照射される光に基づく映像を表示することができる。 The front image control circuit 730 generates a timing signal, a gradation voltage, a common voltage, and the like based on the acquired front image signal and supplies them to the front panel 300. In response to this supply, the front panel 300 drives the scanning line driving circuit 320 and the video line driving circuit 330 to operate the scanning line 321 and the video line 331. Accordingly, the front panel 300 can control the orientation of the liquid crystal molecules of the liquid crystal display unit 310 and display an image based on the light emitted from the backlight 600.
 背面画像制御回路740は、取得した背面画像信号に基づいて、タイミング信号、階調電圧、コモン電圧などを発生し、背面パネル400に対して供給する。この供給を受けて、背面パネル400は、走査線駆動回路420及び映像線駆動回路430を駆動して、走査線421及び映像線431を動作させる。これにより、背面パネル400は、液晶表示部410の液晶分子の配向を制御し、バックライト600から照射される光に基づく映像を表示することができる。 The rear image control circuit 740 generates a timing signal, a gradation voltage, a common voltage, and the like based on the acquired rear image signal and supplies them to the rear panel 400. In response to this supply, the back panel 400 drives the scanning line driving circuit 420 and the video line driving circuit 430 to operate the scanning lines 421 and the video lines 431. Accordingly, the back panel 400 can control the orientation of the liquid crystal molecules of the liquid crystal display unit 410 and display an image based on the light emitted from the backlight 600.
 前面画像信号と背面画像信号は、それぞれが示す画像の内容は同一であるが、輝度が互いに異なる。従って、前面パネル300と背面パネル400には、同一内容の画像が、異なる輝度により表示される。これにより、前面パネル300が表示する前面画像と、背面パネル400が表示する背面画像との2つの画像が融合した1つの像に見える錯角現象を利用して、観察者50に対して立体的な画像を表示することができる。 The front image signal and the rear image signal have the same image content, but have different brightness. Accordingly, images of the same content are displayed on the front panel 300 and the back panel 400 with different luminances. Accordingly, the observer 50 can be stereoscopically displayed by using an illusion phenomenon in which two images of the front image displayed by the front panel 300 and the rear image displayed by the rear panel 400 are fused. An image can be displayed.
 前面パネル300及び背面パネル400は、カラー画像を表示するために、例えばR(Red)フィルター、G(Green)フィルター、B(Blue)フィルターといった各種のカラーフィルターを、所定の配列に従って配置している。そして、Rフィルター、Gフィルター、Bフィルターは、少なくとも可視光を遮光する材質により格子状に形成されたブラックマトリックスにより区画されている。従って、カラーフィルターの配列や、ブラックマトリックスによる縞模様を形成する。更に、前面パネル300及び背面パネル400のTFT基板上には、ブラックマトリックスに沿って、走査線駆動回路320、420と各画素とを結ぶ配線(走査線321、421)と、映像線駆動回路330、430と各画素とを結ぶ配線(映像線331、431)とが直交するように配置されている。従って、配線による縞模様を形成する。ここでは、カラーフィルター、ブラックマトリックス、配線などによる縞模様のことをストライプパターンと総称する。そして、前面パネル300にて形成されるストライプパターンを前面ストライプパターン340と、背面パネル400にて形成されるストライプパターンを背面ストライプパターン440と総称ことにする。なお、ストライプパターンは、格子縞には限定されず、縦縞、横縞などの縞模様であってもよい。 The front panel 300 and the back panel 400 are arranged with various color filters such as an R (Red) filter, a G (Green) filter, and a B (Blue) filter in accordance with a predetermined arrangement in order to display a color image. . The R filter, the G filter, and the B filter are partitioned by a black matrix formed in a lattice shape by a material that shields at least visible light. Therefore, an array of color filters and a stripe pattern by a black matrix are formed. Further, on the TFT substrates of the front panel 300 and the back panel 400, wirings (scanning lines 321 and 421) connecting the scanning line driving circuits 320 and 420 to the respective pixels along the black matrix, and the video line driving circuit 330 are connected. 430 and the wiring (video lines 331 and 431) connecting the pixels are arranged so as to be orthogonal to each other. Therefore, a striped pattern by wiring is formed. Here, the stripe pattern formed by a color filter, a black matrix, wiring, or the like is collectively referred to as a stripe pattern. The stripe pattern formed on the front panel 300 is generically referred to as the front stripe pattern 340, and the stripe pattern formed on the back panel 400 is generically referred to as the back stripe pattern 440. The stripe pattern is not limited to the checkered stripe, and may be a stripe pattern such as a vertical stripe or a horizontal stripe.
 図3は、表示装置にDFD方式を適用した場合の課題を説明するための図である。図3に示す例では、前面パネル300は、Rフィルター351、Gフィルター352、Bフィルター353から構成される前面カラーフィルター350を備えている。前面カラーフィルター350では、Rフィルター351、Gフィルター352、Bフィルター353が前面ストライプパターン340(配線、ブラックマトリックスなど)により区画されている。また、前面カラーフィルター350では、Rフィルター351、Gフィルター352、Bフィルター353がそれぞれ縦にストライプ状に配列されている。同様に、背面パネル400は、Rフィルター451、Gフィルター452、Bフィルター453から構成される背面カラーフィルター450を備えている。背面カラーフィルター450では、Rフィルター451、Gフィルター452、Bフィルター453が背面ストライプパターン440(配線、ブラックマトリックスなど)により区画されている。また、背面カラーフィルター450では、Rフィルター451、Gフィルター452、Bフィルター453がそれぞれ縦にストライプ状に配列されている。 FIG. 3 is a diagram for explaining a problem when the DFD method is applied to the display device. In the example illustrated in FIG. 3, the front panel 300 includes a front color filter 350 including an R filter 351, a G filter 352, and a B filter 353. In the front color filter 350, an R filter 351, a G filter 352, and a B filter 353 are partitioned by a front stripe pattern 340 (wiring, black matrix, etc.). Further, in the front color filter 350, an R filter 351, a G filter 352, and a B filter 353 are arranged in stripes in the vertical direction. Similarly, the back panel 400 includes a back color filter 450 including an R filter 451, a G filter 452, and a B filter 453. In the back color filter 450, an R filter 451, a G filter 452, and a B filter 453 are partitioned by a back stripe pattern 440 (wiring, black matrix, etc.). Further, in the rear color filter 450, the R filter 451, the G filter 452, and the B filter 453 are each arranged in a vertical stripe pattern.
 図4は、2枚のパネルを、図3に示すようなカラーフィルター配列としたときのモアレ干渉パターンを示す図である。図4に示すように、前面パネル300と背面パネル400とを、前面ストライプパターン340と背面ストライプパターン440とが平行または直交するように重ねると、観察者50から図4に示すようにモアレパターン110が視認されてしまう。モアレパターン110が発生してしまうと、表示装置100が表示する映像の視認性が悪くなるため好ましくない。 FIG. 4 is a diagram showing a moire interference pattern when two panels are arranged in a color filter arrangement as shown in FIG. As shown in FIG. 4, when the front panel 300 and the back panel 400 are overlapped so that the front stripe pattern 340 and the back stripe pattern 440 are parallel or orthogonal to each other, the moiré pattern 110 from the observer 50 as shown in FIG. Will be visually recognized. If the moiré pattern 110 is generated, the visibility of the image displayed on the display device 100 is deteriorated, which is not preferable.
 そこで、実施の形態1にかかる表示装置100では、前面パネル300及び背面パネル400の少なくとも一方に形成された画素に対応するカラーフィルターの配列を、他方に形成された画素に対応するカラーフィルターの配列に対して所定の角度傾ける。より好ましくは、前面パネル300及び背面パネル400の少なくとも一方に形成された画素に対応するカラーフィルターの配列が、走査線321及び映像線331、または走査線421及び映像線431に対して所定の角度傾いている。 Therefore, in the display device 100 according to the first embodiment, the arrangement of the color filters corresponding to the pixels formed on at least one of the front panel 300 and the rear panel 400 is the arrangement of the color filters corresponding to the pixels formed on the other. Tilt to a predetermined angle with respect to. More preferably, the arrangement of the color filters corresponding to the pixels formed on at least one of the front panel 300 and the back panel 400 has a predetermined angle with respect to the scanning line 321 and the video line 331 or the scanning line 421 and the video line 431. Tilted.
 具体的なカラーフィルター配列について、図5、図6A~図6D、図7及び図8A~図8Dを用いて説明する。 Specific color filter arrangements will be described with reference to FIGS. 5, 6A to 6D, 7 and 8A to 8D.
 図5は、実施の形態1にかかる表示装置100における2枚のパネル構成の第1例を示す図である。図5に示す表示装置100では、背面パネル400の背面カラーフィルター450は、図3に示した例と同様の縦のストライプ状の配列としている。一方、前面パネル300の前面カラーフィルター350は、Rフィルター351、Gフィルター352、Bフィルター353の並び順を、縦のストライプ状ではなく、横ライン毎に、(G,B,R)、(B,R,G)、(R,G,B,)、(G,B,R)、(B,R,G)、・・・・のように変えて配列している。言い換えると図5の上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトした配列である。つまり、第1例では、一方のパネルのカラーフィルターの配列が、配線走査線等の配線に対して所定の角度傾いている。 FIG. 5 is a diagram illustrating a first example of a two-panel configuration in the display device 100 according to the first embodiment. In the display device 100 shown in FIG. 5, the back color filter 450 of the back panel 400 has a vertical stripe arrangement similar to that in the example shown in FIG. On the other hand, in the front color filter 350 of the front panel 300, the arrangement order of the R filter 351, the G filter 352, and the B filter 353 is not vertical stripes, but is (G, B, R), (B , R, G), (R, G, B,), (G, B, R), (B, R, G),... In other words, the arrangement is shifted by one subpixel to the left for each horizontal line from the top to the bottom of FIG. That is, in the first example, the arrangement of the color filters on one panel is inclined by a predetermined angle with respect to the wiring such as the wiring scanning line.
 このようにカラーフィルターを配列した前面パネル300と背面パネル400を、配線が平行になるように重ねることで、前面カラーフィルター350を構成する各々の色の重心を結ぶ直線が、背面カラーフィルター450を構成する各々の色の重心を結ぶ直線に対して、相対的に角度をなし、画素が正方形の場合、このなす角度は18.4度になる。これにより、前面カラーフィルター350及び背面カラーフィルター450に起因したモアレのピッチが短くなり、同時にモアレの明部と暗部の輝度差が少なくなることにより、モアレのコントラストを低下させることができ、モアレを視認されにくくすることができる。 By overlapping the front panel 300 and the back panel 400 in which the color filters are arranged in this manner so that the wirings are parallel, a straight line connecting the centers of gravity of the respective colors constituting the front color filter 350 becomes the back color filter 450. When a relative angle is formed with respect to a straight line connecting the centroids of the respective colors, and the pixel is a square, the angle formed is 18.4 degrees. As a result, the moire pitch due to the front color filter 350 and the back color filter 450 is shortened, and at the same time, the luminance difference between the bright and dark portions of the moire is reduced, so that the contrast of the moire can be reduced. It can be made difficult to see.
 なお、図5に示す例では、上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトしているが、右へ1サブピクセルシフトした配列でもよい。 In the example shown in FIG. 5, one subpixel is shifted to the left for each horizontal line from the top to the bottom, but an array shifted by one subpixel to the right may be used.
 また、背面パネル400の背面カラーフィルター450を縦のストライプ状の配列とする一方で、前面パネル300の前面カラーフィルター350のRフィルター351、Gフィルター352、Bフィルター353の並び順を横ライン毎に変えた構成としたが、これに限定されない。すなわち、前面パネル300の前面カラーフィルター350を縦のストライプ状の配列とする一方で、背面パネル400の背面カラーフィルター450のRフィルター451、Gフィルター452、Bフィルター453の並び順を横ライン毎に変えた構成としても同様の効果が得られる。 Further, while the rear color filter 450 of the rear panel 400 is arranged in a vertical stripe shape, the arrangement order of the R filter 351, the G filter 352, and the B filter 353 of the front color filter 350 of the front panel 300 is set for each horizontal line. Although the configuration is changed, it is not limited to this. That is, while the front color filter 350 of the front panel 300 is arranged in a vertical stripe shape, the arrangement order of the R filter 451, the G filter 452, and the B filter 453 of the rear color filter 450 of the rear panel 400 is set for each horizontal line. The same effect can be obtained even if the configuration is changed.
 また、図5に示す例では、背面パネル400のRフィルター451、Gフィルター452、Bフィルター453と前面パネル300のRフィルター351、Gフィルター352、Bフィルター353の並び順が、共に左から右に向かってR,G,Bの順であるが、共に右から左に向かってR,G,Bの順でもよい。さらに背面パネル400と前面パネル300の一方が左から右に向かってR,G,Bで、他方が右から左に向かってB,G,Rの順でもよい。 In the example shown in FIG. 5, the arrangement order of the R filter 451, G filter 452, B filter 453 on the back panel 400 and the R filter 351, G filter 352, B filter 353 on the front panel 300 is from left to right. Although the order is R, G, B, it may be the order of R, G, B from right to left. Further, one of the rear panel 400 and the front panel 300 may be in the order of R, G, B from left to right, and the other may be in the order of B, G, R from right to left.
 上の複数の組み合わせに対して、それぞれモアレの抑制効果を比較すると、好ましくは図6A~図6Dの4種類の組み合わせがよい。ここで説明の為に便宜的に前面パネル300と背面パネル400としているが、前面パネル300と背面パネル400の構成を入れ替えても同様の効果が得られる。 When the moire suppression effect is compared with the above combinations, the four combinations shown in FIGS. 6A to 6D are preferable. Here, for convenience of explanation, the front panel 300 and the back panel 400 are used for convenience, but the same effect can be obtained even if the configurations of the front panel 300 and the back panel 400 are interchanged.
 図6Aは背面パネル400が左から右に向かってR,G,Bの順で縦のストライプ状の配列、前面パネル300は右から左に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトした配列をしている。図6Bは背面パネル400が左から右に向かってR,G,Bの順で縦のストライプ状の配列、前面パネル300は右から左に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトした配列をしている。図6Cは背面パネルが右から左に向かってR,G,Bの順で縦のストライプ状の配列、前面パネルは左から右に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトした配列をしている。図6Dは背面パネルが右から左に向かってR,G,Bの順で縦のストライプ状の配列、前面パネルは左から右に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトした配列をしている。 6A shows the rear panel 400 arranged in a vertical stripe form from left to right in the order of R, G, B, and the front panel 300 has the order of R, G, B from right to left, from top to bottom. The array is shifted by one subpixel to the right for each horizontal line toward the right. 6B shows the rear panel 400 arranged in the form of vertical stripes in the order of R, G, B from left to right, and the front panel 300 has the order of R, G, B in order of R, G, B from top to bottom. The array is shifted by one subpixel to the left for each horizontal line toward. FIG. 6C shows a vertical stripe arrangement of the rear panel from right to left in the order of R, G, B, and the front panel is from left to right in the order of R, G, B from top to bottom. Each horizontal line is shifted by one subpixel to the right. FIG. 6D shows a vertical stripe arrangement of the rear panel from right to left in the order of R, G, B, and the front panel is from left to right in the order of R, G, B from top to bottom. Each horizontal line is shifted by one subpixel to the left.
 図7は、実施の形態1にかかる表示装置100における2枚のパネル構成の第2例を示す図である。図7に示す表示装置100では、背面パネル400の背面カラーフィルター450と、前面パネル300の前面カラーフィルター350とともに、縦のストライプ状には配列していない。すなわち、背面パネル400の背面カラーフィルター450のRフィルター451、Gフィルター452、Bフィルター453の並び順を横ライン毎に変えた構成とするとともに、前面パネル300の前面カラーフィルター350のRフィルター351、Gフィルター352、Bフィルター353の並び順を横ライン毎に変えた構成としている。そして、背面カラーフィルター450と前面カラーフィルター350とで、カラーフィルターの並び順を異ならせている。 FIG. 7 is a diagram illustrating a second example of the two-panel configuration in the display device 100 according to the first embodiment. In the display device 100 shown in FIG. 7, the rear color filter 450 of the rear panel 400 and the front color filter 350 of the front panel 300 are not arranged in a vertical stripe shape. That is, the arrangement of the R filter 451, the G filter 452, and the B filter 453 of the rear color filter 450 of the rear panel 400 is changed for each horizontal line, and the R filter 351 of the front color filter 350 of the front panel 300 is changed. The arrangement order of the G filter 352 and the B filter 353 is changed for each horizontal line. The rear color filter 450 and the front color filter 350 are arranged in a different order.
 より具体的には、図7に示すように、背面カラーフィルター450は、Rフィルター451、Gフィルター452、Bフィルター453の並び順を、横ライン毎に(R,G,B,)、(B,R,G)、(G,B,R)、(R,G,B,)、(B,R,G)、・・・・のように変えて配列している。一方、前面カラーフィルター350は、Rフィルター351、Gフィルター352、Bフィルター353の並び順を、横ライン毎に、(G,B,R)、(B,R,G)、(R,G,B,)、(G,B,R)、(B,R,G)、・・・・のように変えて配列している。言い換えると背面パネル400の背面カラーフィルター450は、図7の上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトした配列であり、前面パネル300の前面カラーフィルター350は、図7の上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトした配列である。つまり、第2例では、両方のパネルのカラーフィルターの配列が、配線走査線等の配線に対して所定の角度傾いている。 More specifically, as shown in FIG. 7, the back color filter 450 has an arrangement order of the R filter 451, G filter 452, and B filter 453 for each horizontal line (R, G, B,), (B , R, G), (G, B, R), (R, G, B,), (B, R, G),... On the other hand, the front color filter 350 has an arrangement order of the R filter 351, the G filter 352, and the B filter 353 for each horizontal line (G, B, R), (B, R, G), (R, G, B,), (G, B, R), (B, R, G),... In other words, the back color filter 450 of the back panel 400 is an array shifted by one subpixel to the left for each horizontal line from the top to the bottom of FIG. 7, and the front color filter 350 of the front panel 300 is shown in FIG. This is an array shifted by one subpixel to the right for each horizontal line from top to bottom. That is, in the second example, the arrangement of the color filters of both panels is inclined by a predetermined angle with respect to the wiring such as the wiring scanning line.
 このようにカラーフィルターを配列した前面パネル300と背面パネル400を、配線が平行になるように重ねることで、前面カラーフィルター350を構成する各々の色の重心を結ぶ直線が、背面カラーフィルター450を構成する各々の色の重心を結ぶ直線に対して、相対的に角度をなし、正方画素の場合、このなす角度は、36.8度になる。これにより、図5に示す場合よりも、前面カラーフィルター350及び背面カラーフィルター450に起因したモアレのピッチが短くなり、同時にモアレの明部と暗部の輝度差が少なくなることにより、モアレのコントラストを低下させることができ、モアレが視認されにくくすることができる。 By overlapping the front panel 300 and the back panel 400 in which the color filters are arranged in this manner so that the wirings are parallel, a straight line connecting the centers of gravity of the respective colors constituting the front color filter 350 becomes the back color filter 450. A relative angle is formed with respect to a straight line connecting the centroids of the respective colors, and in the case of a square pixel, this angle is 36.8 degrees. As a result, the moire pitch due to the front color filter 350 and the back color filter 450 becomes shorter than in the case shown in FIG. 5, and at the same time, the luminance difference between the bright and dark portions of the moire is reduced, thereby reducing the contrast of the moire. It is possible to reduce the moire and make it difficult to visually recognize the moire.
 図7では前面パネル300と背面パネル400ともにカラーフィルターの並び順を横ライン毎に変えた構成の例をもとに説明したが、R,G,Bの並び順で複数の組み合わせが有り得る。これらの組み合わせに対して、それぞれモアレの抑制効果を比較すると、好ましくは図8の4種類の組み合わせがよい。図8Aは背面パネル400が左から右に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトした配列し、前面パネル300は右から左に向かってR,G,Bの順で、上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトした配列をしている。図8Bは背面パネル400のBのみが上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトするように配列し、前面パネル300のBのみが上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトするように配列をしている。図8CはGのみが、また図8DはRのみが図8Bと同様に、背面パネル400は上から下へ向かって横1ラインごとに、左へ1サブピクセルシフトするように配列し、前面パネル300は上から下へ向かって横1ラインごとに、右へ1サブピクセルシフトするように配列をしている。なお、ここで説明の為に便宜的に前面パネル300と背面パネル400としているが、前面パネル300と背面パネル400の構成を入れ替えても同様の効果が得られる。 In FIG. 7, both the front panel 300 and the rear panel 400 have been described based on an example of a configuration in which the arrangement order of the color filters is changed for each horizontal line, but there may be a plurality of combinations in the arrangement order of R, G, and B. When the moire suppressing effect is compared with these combinations, the four combinations shown in FIG. 8 are preferable. In FIG. 8A, the rear panel 400 is arranged in the order of R, G, B from left to right and shifted by one subpixel to the left for each horizontal line from top to bottom. In the order of R, G, and B toward the left, an array is shifted by one subpixel to the right for each horizontal line from top to bottom. In FIG. 8B, only B of the rear panel 400 is arranged to shift one subpixel to the left for each horizontal line from top to bottom, and only B of the front panel 300 is one horizontal line from top to bottom. Each is arranged so as to shift to the right by one subpixel. As in FIG. 8B, FIG. 8C shows only G and FIG. 8D shows only R, and the rear panel 400 is arranged so as to shift one subpixel to the left for each horizontal line from top to bottom. 300 is arranged so that one subpixel is shifted to the right for each horizontal line from top to bottom. For convenience of explanation, the front panel 300 and the back panel 400 are used here for convenience, but the same effect can be obtained even if the configurations of the front panel 300 and the back panel 400 are interchanged.
 (他の実施の形態)
 以上のように、本出願において開示する技術の例示として、実施の形態1を説明した。しかしながら、本開示における技術は、これに限定されず、変更、置き換え、付加、省略などを行った実施の形態にも適用できる。また、上記実施の形態1で説明した各構成要素を組み合わせて、新たな実施の形態とすることも可能である。
(Other embodiments)
As described above, the first embodiment has been described as an example of the technique disclosed in the present application. However, the technology in the present disclosure is not limited to this, and can also be applied to embodiments that have been changed, replaced, added, omitted, and the like. Moreover, it is also possible to combine each component demonstrated in the said Embodiment 1, and it can also be set as a new embodiment.
 たとえば、上記実施の形態1では、2枚の表示パネルを重ねあわせた場合を説明したが、これに限定されない。本開示は、3枚以上の表示パネルを重ねあわせて用いた場合においても適用可能である。 For example, in the first embodiment, the case where two display panels are overlapped has been described, but the present invention is not limited to this. The present disclosure can be applied even when three or more display panels are used in an overlapping manner.
 上記の実施の形態1では、前面パネル300(第1の表示パネルの一例)及び背面パネル400(第2の表示パネルの一例)の少なくとも一方に形成された画素に対応するカラーフィルター(前面カラーフィルター350及び背面カラーフィルター450の少なくとも一方)の配列は、他方に形成された画素に対応するカラーフィルター(前面カラーフィルター350及び背面カラーフィルター450のうち先の一方に対する他方)の配列に対して所定の角度傾いている表示装置100としたが、本開示はこれに限定されない。すなわち、液晶表示方式ではなくEL方式を用いる場合には、カラーフィルターの配列ではなく、発光素子の配列について規定してもよい。より具体的には、前面ストライプパターン340(第1のストライプパターンの一例)によって区画された領域に画素を形成した前面パネル300と、背面ストライプパターン440(第2のストライプパターンの一例)によって区画された領域に画素を形成した背面パネル400と、を備え、前面パネル300と背面パネル400とは重ね合わされ配置されており、前面パネル300及び背面パネル400の少なくとも一方に形成された画素を形成する発光素子(LED:Light Emitting Diodeなど)の配列は、他方に形成された画素を形成する発光素子の配列に対して所定の角度傾いている表示装置100としてもよい。そして、前面ストライプパターン340に沿って配置された走査線321及び映像線331(第1の配線の一例)と、背面ストライプパターン440に沿って配置された走査線421及び映像線431(第2の配線の一例)と、を更に備え、前面パネル300及び背面パネル400の少なくとも一方に形成された画素を形成する発光素子の配列が、走査線321及び映像線331、または走査線421及び映像線431に対して所定の角度傾いている、としてもよい。 In the first embodiment, the color filter (front color filter) corresponding to the pixels formed on at least one of the front panel 300 (an example of the first display panel) and the rear panel 400 (an example of the second display panel). The arrangement of at least one of 350 and the rear color filter 450 is predetermined with respect to the arrangement of color filters corresponding to the pixels formed on the other (the other of the front color filter 350 and the rear color filter 450 with respect to the previous one). Although the display device 100 is inclined at an angle, the present disclosure is not limited to this. That is, when the EL method is used instead of the liquid crystal display method, the arrangement of the light emitting elements may be defined instead of the arrangement of the color filters. More specifically, it is defined by a front panel 300 in which pixels are formed in a region defined by a front stripe pattern 340 (an example of a first stripe pattern) and a back stripe pattern 440 (an example of a second stripe pattern). A rear panel 400 in which pixels are formed in a region, and the front panel 300 and the rear panel 400 are arranged to overlap each other, and light emission that forms pixels formed on at least one of the front panel 300 and the rear panel 400 The arrangement of the elements (LED: Light Emitting Diode, etc.) may be the display device 100 inclined at a predetermined angle with respect to the arrangement of the light emitting elements forming the pixels formed on the other side. Then, the scanning lines 321 and the video lines 331 (an example of the first wiring) arranged along the front stripe pattern 340, and the scanning lines 421 and the video lines 431 (the second wiring) arranged along the back stripe pattern 440. An example of wiring), and an array of light emitting elements forming pixels formed on at least one of the front panel 300 and the rear panel 400 includes a scanning line 321 and a video line 331, or a scanning line 421 and a video line 431. It may be inclined at a predetermined angle with respect to.
 または、カラーフィルターの配列及び発光素子の配列について規定してもよい。より具体的には、前面ストライプパターン340によって区画された領域に画素を形成した前面パネル300と、背面ストライプパターン440によって区画された領域に画素を形成した背面パネル400と、を備え、前面パネル300と背面パネル400とは重ね合わされ配置されており、前面パネル300及び背面パネル400の少なくとも一方に形成された画素を形成する発光素子の配列は、他方に形成された画素に対応するカラーフィルターの配列に対して所定の角度傾いている、表示装置としてもよい。そして、前面ストライプパターン340に沿って配置された走査線321及び映像線331と、背面ストライプパターン440に沿って配置された走査線421及び映像線431と、を更に備え、前面パネル300及び背面パネル400の少なくとも一方に形成された画素を形成する発光素子の配列、またはカラーフィルターの配列が、走査線321及び映像線331、または走査線421及び映像線431に対して所定の角度傾いている、としてもよい。また、別の実施例としては、非発光素子(EC素子など)の配列と非発光素子の配列、カラーフィルターの配列及び非発光素子の配列、発光素子の配列と非発光素子の配列についても同様に規定してもよい。 Alternatively, the arrangement of the color filters and the arrangement of the light emitting elements may be defined. More specifically, the front panel 300 includes a front panel 300 in which pixels are formed in a region partitioned by the front stripe pattern 340, and a back panel 400 in which pixels are formed in a region partitioned by the back stripe pattern 440. And the rear panel 400 are arranged so as to overlap each other, and the arrangement of light emitting elements forming pixels formed on at least one of the front panel 300 and the rear panel 400 is an arrangement of color filters corresponding to the pixels formed on the other side. The display device may be inclined at a predetermined angle with respect to the display device. The scanning line 321 and the video line 331 disposed along the front stripe pattern 340 and the scanning line 421 and the video line 431 disposed along the rear stripe pattern 440 are further provided, and the front panel 300 and the rear panel are provided. The array of light-emitting elements that form pixels formed in at least one of 400, or the array of color filters is inclined at a predetermined angle with respect to the scanning line 321 and the video line 331, or the scanning line 421 and the video line 431. It is good. As another example, the same applies to the arrangement of non-light emitting elements (such as EC elements) and non-light emitting elements, the arrangement of color filters and non-light emitting elements, and the arrangement of light emitting elements and non-light emitting elements. You may prescribe to.
 したがって、添付図面及び詳細な説明に記載された構成要素の中には、課題解決のために必須な構成要素だけでなく、上記技術を例示するために、課題解決のためには必須でない構成要素も含まれ得る。そのため、それらの必須ではない構成要素が添付図面や詳細な説明に記載されていることをもって、直ちに、それらの必須ではない構成要素が必須であるとの認定をするべきではない。 Accordingly, among the components described in the attached drawings and detailed description, not only the components essential for solving the problem, but also the components not essential for solving the problem in order to exemplify the above technique. May also be included. Therefore, it should not be immediately recognized that these non-essential components are essential as those non-essential components are described in the accompanying drawings and detailed description.
 また、上述の実施の形態は、本開示における技術を例示するためのものであるから、請求の範囲またはその均等の範囲において種々の変更、置き換え、付加、省略などを行うことができる。 In addition, since the above-described embodiment is for illustrating the technique in the present disclosure, various modifications, replacements, additions, omissions, and the like can be performed within the scope of the claims or an equivalent scope thereof.
 本開示は、表示パネルを複数重ねあわせた表示装置であれば、テレビジョン受像機、デジタルサイネージ端末、電子黒板、大型タッチパネル装置、タブレット端末、スマートフォン端末、パーソナルコンピュータのモニタなど、各種の表示装置に適用可能である。 The present disclosure is applicable to various display devices such as a television receiver, a digital signage terminal, an electronic blackboard, a large touch panel device, a tablet terminal, a smartphone terminal, and a personal computer monitor, as long as the display device has a plurality of display panels. Applicable.
 50 観察者
 100 表示装置
 110 モアレパターン
 200 前面偏光板
 300 前面パネル
 310 液晶表示部
 320 走査線駆動回路
 321,421 走査線
 330 映像線駆動回路
 331,431 映像線
 340 前面ストライプパターン
 350 前面カラーフィルター
 351,451 Rフィルター
 352,452 Gフィルター
 353,453 Bフィルター
 400 背面パネル
 410 液晶表示部
 420 走査線駆動回路
 430 映像線駆動回路
 440 背面ストライプパターン
 450 背面カラーフィルター
 500 背面偏光板
 600 バックライト
 700 制御回路基板
 710 バックライト制御回路
 720 AC/DCコンバータ
 730 前面画像制御回路
 740 背面画像制御回路
DESCRIPTION OF SYMBOLS 50 Viewer 100 Display apparatus 110 Moire pattern 200 Front polarizing plate 300 Front panel 310 Liquid crystal display part 320 Scanning line drive circuit 321 421 Scan line 330 Video line drive circuit 331 431 Video line 340 Front stripe pattern 350 Front color filter 351 451 R filter 352, 452 G filter 353, 453 B filter 400 Rear panel 410 Liquid crystal display 420 Scanning line drive circuit 430 Video line drive circuit 440 Rear stripe pattern 450 Rear color filter 500 Rear polarizing plate 600 Backlight 700 Control circuit board 710 Backlight control circuit 720 AC / DC converter 730 Front image control circuit 740 Rear image control circuit

Claims (13)

  1.  第1のストライプパターンによって区画された領域に画素を形成した第1の表示パネルと、
     第2のストライプパターンによって区画された領域に画素を形成した第2の表示パネルと、を備え、
     前記第1の表示パネルと前記第2の表示パネルとは重ね合わされ配置されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記画素の配列は、他方の表示パネルに形成された前記画素の配列に対して所定の角度傾いている、表示装置。
    A first display panel in which pixels are formed in a region partitioned by a first stripe pattern;
    A second display panel in which pixels are formed in a region partitioned by a second stripe pattern,
    The first display panel and the second display panel are arranged to overlap each other, and the arrangement of the pixels formed on at least one of the first display panel and the second display panel is the other A display device inclined at a predetermined angle with respect to the arrangement of the pixels formed on the display panel.
  2.  前記画素の配列は、カラーフィルターの配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記カラーフィルターの配列は、他方の表示パネルに形成された前記カラーフィルターの配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The pixel array is formed of a color filter array, and the color filter array formed on at least one of the first display panel and the second display panel is formed on the other display panel. The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the arrangement of the color filters.
  3.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方の前記カラーフィルターの配列は、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項2に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The arrangement of the color filters of at least one of the first display panel and the second display panel is inclined at the predetermined angle with respect to the first wiring or the second wiring. The display device described in 1.
  4.  前記画素の配列は、発光素子の配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記発光素子の配列は、他方の表示パネルに形成された前記発光素子の配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The array of pixels is formed by an array of light emitting elements, and the array of light emitting elements formed on at least one of the first display panel and the second display panel is formed on the other display panel. The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the arrangement of the light emitting elements.
  5.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記発光素子の配列は、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項4に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The arrangement of the light emitting elements formed on at least one of the first display panel and the second display panel is inclined at the predetermined angle with respect to the first wiring or the second wiring. The display device according to claim 4.
  6.  前記画素の配列は、非発光素子の配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記非発光素子の配列は、他方の表示パネルに形成された前記非発光素子の配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The array of pixels is formed by an array of non-light emitting elements, and the array of non-light emitting elements formed on at least one of the first display panel and the second display panel is arranged on the other display panel. The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the array of the formed non-light emitting elements.
  7.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記非発光素子の配列は、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項6に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The arrangement of the non-light emitting elements formed on at least one of the first display panel and the second display panel is inclined at the predetermined angle with respect to the first wiring or the second wiring. The display device according to claim 6.
  8.  前記画素の配列は、発光素子の配列またはカラーフィルターの配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記発光素子の配列は、他方の表示パネルに形成された前記カラーフィルターの配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The array of pixels is formed by an array of light emitting elements or an array of color filters, and the array of light emitting elements formed on at least one of the first display panel and the second display panel is the other The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the arrangement of the color filters formed on the display panel.
  9.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記発光素子の配列、または前記カラーフィルターの配列は、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項8に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The display device according to claim 8, wherein the light emitting element array or the color filter array is inclined at the predetermined angle with respect to the first wiring or the second wiring.
  10.  前記画素の配列は、非発光素子の配列またはカラーフィルターの配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記非発光素子の配列は、他方の表示パネルに形成された前記カラーフィルターの配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The array of pixels is formed by an array of non-light emitting elements or an array of color filters, and the array of non-light emitting elements formed on at least one of the first display panel and the second display panel is: The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the arrangement of the color filters formed on the other display panel.
  11.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記非発光素子の配列、または前記カラーフィルターの配列は、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項10に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The display device according to claim 10, wherein the non-light emitting element array or the color filter array is inclined at the predetermined angle with respect to the first wiring or the second wiring.
  12.  前記画素の配列は、発光素子の配列または非発光素子の配列により形成されており、前記第1の表示パネル及び前記第2の表示パネルの少なくとも一方に形成された前記発光素子の配列は、他方の表示パネルに形成された前記非発光素子配列に対して所定の角度傾いている、請求項1に記載の表示装置。 The array of pixels is formed by an array of light emitting elements or an array of non-light emitting elements, and the array of the light emitting elements formed on at least one of the first display panel and the second display panel is the other The display device according to claim 1, wherein the display device is inclined at a predetermined angle with respect to the non-light emitting element array formed on the display panel.
  13.  前記第1のストライプパターンに沿って配置された第1の配線と、
     前記第2のストライプパターンに沿って配置された第2の配線と、を更に備え、
     前記発光素子の配列、または前記非発光素子の配列が、前記第1の配線、または前記第2の配線に対して前記所定の角度傾いている、請求項12に記載の表示装置。
    A first wiring disposed along the first stripe pattern;
    A second wiring disposed along the second stripe pattern, and
    The display device according to claim 12, wherein the array of the light emitting elements or the array of the non-light emitting elements is inclined at the predetermined angle with respect to the first wiring or the second wiring.
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