WO2015087461A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2015087461A1
WO2015087461A1 PCT/JP2014/002171 JP2014002171W WO2015087461A1 WO 2015087461 A1 WO2015087461 A1 WO 2015087461A1 JP 2014002171 W JP2014002171 W JP 2014002171W WO 2015087461 A1 WO2015087461 A1 WO 2015087461A1
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WO
WIPO (PCT)
Prior art keywords
display
display surface
display device
regions
region
Prior art date
Application number
PCT/JP2014/002171
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English (en)
Japanese (ja)
Inventor
小笠原　真也
Original Assignee
パナソニック株式会社
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Filing date
Publication date
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Publication of WO2015087461A1 publication Critical patent/WO2015087461A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL 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
    • G02F1/00—Devices 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
    • G02F1/01—Devices 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 
    • G02F1/13—Devices 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods

Definitions

  • the present disclosure relates to a display device including a display panel such as a liquid crystal panel, an organic EL panel, or a plasma panel that displays an image.
  • a display panel such as a liquid crystal panel, an organic EL panel, or a plasma panel that displays an image.
  • the present disclosure has been made in view of such a situation, and an object of the present disclosure is to provide a display device that can reduce discomfort in how the viewer sees both ends of a display device having a curved display surface.
  • a display device of the present disclosure includes a display panel having a rectangular display surface size of 20 inches or more, and (i) a predetermined direction of the display surface in the display surface of the display panel.
  • a pair of first regions each having a width of 10% or more and 20% or less of the width in the predetermined direction of the display surface is a plane or a curved surface having a curvature radius of 10000 mm or more, and (Ii)
  • the second region between the pair of first regions is a curved surface having a curvature radius of 5000 mm or less, which is curved in a concave shape.
  • FIG. 1 is a perspective view showing an appearance of a display device according to the present embodiment.
  • FIG. 2 is an exploded perspective view in which a part of the display device according to the present embodiment is disassembled.
  • FIG. 3 is a cross-sectional view showing an example of a schematic structure of an organic EL element that becomes an RGB pixel portion in an organic EL panel included in the display device according to the present embodiment.
  • FIG. 4 is a circuit diagram illustrating an example of a circuit configuration for driving an organic EL element included in the display device in this embodiment.
  • FIG. 5 is a cross-sectional view showing a cross-sectional structure of the RGB sub-pixel portion in the display device according to the present embodiment.
  • FIG. 6 is a front view and a top view of the display device according to the present embodiment. 7 is a cross-sectional view taken along the line AA in FIG.
  • FIG. 8 is a cross-sectional view taken along the line AA of FIG. 6 in the display device according to the modification (1).
  • the conventional liquid crystal display device has a problem that the regions at both ends of the display surface in the curved direction appear distorted and a problem that the regions at both ends appear to be in focus. That is, the viewer feels uncomfortable in the appearance in the regions at both ends of the display surface.
  • An image taken by a general camera is an image on the premise that the image is displayed on a display device having a flat display surface. That is, an image shot with a general camera is shot in a state optimized for a flat display surface.
  • a display device with a curved display surface has a structure that is curved so as to be closer to the viewer side as the area on the display surface is shifted from the front of the viewer in a predetermined direction. That is, the display device has a structure in which the distance closer to the viewer increases as the area on the display screen is shifted in the predetermined direction from the front of the viewer.
  • the viewer when the video is displayed on a display device whose display surface is a curved surface, the viewer appears to be distorted as it approaches both ends of the display surface. In other words, the viewer does not look so distorted in front of the viewer on the display surface, but the image appears distorted in the regions at both ends of the viewer in the predetermined direction on the display surface.
  • the viewer When viewed on the entire display surface, the viewer focuses the eyes at the center of the display surface. On a flat display surface, the distance from the viewer is different between the center and both ends of the display surface. Therefore, when the display surface is a flat surface, the viewer tries to change the focal length of the eyes between the center of the display surface and both ends of the display surface. That is, when the viewer focuses the eyes on the center of the display surface, the eyes are not focused on the regions at both ends of the display surface.
  • the display surface is curved in a concave shape, the distance from the viewer to the center of the display surface is almost the same as the distance from the viewer to both ends of the panel. For this reason, the viewer can see the focused state at the center and both ends of the display surface without changing the focal length of the eyes. That is, even when the viewer focuses the eyes on the center of the display surface, the eyes are focused on both ends of the display surface.
  • the present disclosure has been made based on such knowledge, and as a result of intensive studies by the present inventors, in a display device having a curved display surface, a display that can reduce discomfort in the appearance of the display surface for the viewer I got an idea about the structure of the device.
  • FIG. 1 is a perspective view showing an appearance of a display device according to the present embodiment.
  • FIG. 2 is an exploded perspective view of a part of the display device according to the first embodiment.
  • FIG. 3 is a cross-sectional view showing an example of a schematic structure of an organic EL element serving as an RGB pixel portion in the organic EL panel included in the display device according to the present embodiment.
  • FIG. 4 is a circuit diagram showing an example of a circuit configuration for driving the organic EL element included in the display device according to the present embodiment.
  • FIG. 5 is a cross-sectional view showing a cross-sectional structure of the RGB sub-pixel portion in the display device according to the present embodiment.
  • the display device 10 includes a display panel 1, a chassis 2, an escutcheon frame 3, a back cover 4, various electric circuit boards 5 to 9, and a stand 50.
  • the same functions are denoted by the same reference numerals and the description thereof is omitted.
  • the surface on which the image is displayed on the display panel 1 corresponds to the front side (display surface 100 side), and the surface on which the electric circuit boards 5, 6, etc. on the back side of the display panel 1 are installed is the back side (non-display surface). Side).
  • the left-right direction is defined as the direction when the display device is viewed from the front side
  • the up-down direction is defined as the up-down direction with the display device installed as shown in FIGS. To do.
  • the display panel 1 included in the display device 10 is an organic EL panel.
  • the display panel 1 includes a thin film transistor array device 101 in which a plurality of thin film transistors are arranged from the lower layer, an anode 102 as a lower electrode, a light emitting layer 103 made of an organic material, and a cathode 104 as a transparent upper electrode.
  • the light emitting part is controlled to emit light by the thin film transistor array device 101.
  • the light-emitting portion has a structure in which a light-emitting layer 103 is disposed between a pair of electrodes, that is, an anode 102 and a cathode 104, and a hole transport layer (see below) is provided between the anode 102 and the light-emitting layer 103. Are stacked, and an electron transport layer (see later) is stacked between the light emitting layer 103 and the transparent cathode 104.
  • the thin film transistor array device 101 has a plurality of pixels 105 arranged in a matrix.
  • Each pixel 105 is driven by a pixel circuit 106 provided therein.
  • the thin film transistor array device 101 includes a plurality of gate wirings 107 arranged in a row, a plurality of source wirings 108 as signal wirings arranged in a row so as to intersect the gate wirings 107, and a parallel to the source wiring 108. And a plurality of power supply wires 109 extending in the direction.
  • the gate wiring 107 connects the gate electrode 110g of the thin film transistor 110 operating as a switching element included in each pixel circuit 106 for each row.
  • the source wiring 108 connects the source electrodes 110 s of the thin film transistors 110 that operate as switching elements included in each of the pixel circuits 106 for each column.
  • the power supply wiring 109 connects the drain electrode 111d of the thin film transistor 111 operating as a driving element included in each pixel circuit 106 for each column.
  • the pixel circuit 106 includes a thin film transistor 110 that operates as a switching element, a thin film transistor 111 that operates as a driving element, and a capacitor 112 that stores data to be displayed in the corresponding pixel.
  • the thin film transistor 110 includes a gate electrode 110g connected to the gate wiring 107, a source electrode 110s connected to the source wiring 108, a drain electrode 110d connected to the gate electrode 111g of the capacitor 112 and the thin film transistor 111, and a semiconductor film (FIG. Not shown).
  • a voltage is applied to the connected gate wiring 107 and source wiring 108, the thin film transistor 110 stores the voltage value applied to the source wiring 108 in the capacitor 112 as display data.
  • the thin film transistor 111 includes a gate electrode 111g connected to the drain electrode 110d of the thin film transistor 110, a drain electrode 111d connected to the power supply wiring 109 and the capacitor 112, a source electrode 111s connected to the anode 102, and a semiconductor film (not shown). Z).
  • the thin film transistor 111 supplies a current corresponding to the voltage value held by the capacitor 112 from the power supply wiring 109 to the anode 102 through the source electrode 111s. That is, the display panel 1 of the display device 10 having the above configuration employs an active matrix system in which display control is performed for each pixel 105 located at the intersection of the gate wiring 107 and the source wiring 108.
  • the light-emitting portion that emits at least red, green, and blue light-emitting colors is a matrix of a plurality of sub-pixels having at least red (R), green (G), and blue (B) light-emitting layers.
  • a plurality of pixels are formed in an array.
  • the sub-pixels constituting each pixel are separated from each other by a bank.
  • the bank is provided by forming a ridge extending in parallel with the gate wiring 107 and a ridge extending in parallel with the source wiring 108 so as to intersect each other.
  • a subpixel having an RGB light emitting layer is formed in a portion surrounded by the protrusions, that is, an opening of the bank.
  • FIG. 5 is a cross-sectional view showing a cross-sectional structure of the RGB sub-pixel portion in the organic EL panel of the display device.
  • a thin film transistor array device 122 constituting the pixel circuit 106 described above is formed on a base substrate 121 such as a glass substrate or a flexible resin substrate.
  • an anode 123 which is a lower electrode, is formed through a planarization insulating film (not shown).
  • a hole transport layer 124, an RGB light emitting layer 125 made of an organic material, an electron transport layer 126, and a cathode 127, which is a transparent upper electrode, are sequentially stacked.
  • An EL light emitting unit is configured.
  • the light emitting layer 125 of the light emitting unit is formed in a region partitioned by the bank 128 which is an insulating layer.
  • the bank 128 is for ensuring insulation between the anode 123 and the cathode 127 and partitioning the light emitting region into a predetermined shape, and is made of, for example, a photosensitive resin such as silicon oxide or polyimide.
  • the hole transport layer 124 and the electron transport layer 126 are shown, but the hole transport layer 124 and the electron transport layer 126 are laminated with a hole injection layer and an electron injection layer, respectively. Is formed.
  • the light emitting unit configured in this manner is covered with a sealing layer 129 such as silicon nitride, and further, a sealing substrate such as a transparent glass substrate or flexible resin substrate is provided on the sealing layer 129 via an adhesive layer 130. 131 is sealed by being bonded over the entire surface.
  • a sealing layer 129 such as silicon nitride
  • a sealing substrate such as a transparent glass substrate or flexible resin substrate
  • the shape, material, size and the like of the base substrate 121 are not particularly limited and can be appropriately selected according to the purpose.
  • a glass material such as alkali-free glass or soda glass, a silicon substrate, or a metal substrate may be used.
  • Polyethylene terephthalate, polycarbonate, polyethylene naphthalate, polyamide, polyimide, etc. are suitable as the polymer material, but other known polymers such as acetate resin, acrylic resin, polyethylene, polypropylene, polyvinyl chloride resin, etc.
  • a substrate material may be used.
  • an organic EL light emitting element is formed after forming a polymer substrate on a rigid base material such as glass by a coating method or pasting, and then a rigid material such as glass is formed.
  • a manufacturing method is used to remove a substrate.
  • the anode 123 is a metal material having good electrical conductivity such as aluminum, aluminum alloy or copper, or a metal oxide or metal sulfide having high electrical conductivity such as light-transmitting IZO, ITO, tin oxide, indium oxide or zinc oxide. Etc.
  • a thin film forming method such as a vacuum deposition method, a sputtering method, or an ion plating method is used.
  • the hole transport layer 124 is made of a polyvinyl carbazole material, a polysilane material, a polysiloxane derivative, a phthalocyanine compound such as copper phthalocyanine, an aromatic amine compound, or the like.
  • a film forming method various coating methods can be used, and the film is formed to a thickness of about 10 nm to 200 nm.
  • the hole injection layer stacked on the hole transport layer 124 is a layer that enhances hole injection from the anode 123, and is a metal oxide such as molybdenum oxide, vanadium oxide, or aluminum oxide, a metal nitride, or a metal. It is formed by sputtering using oxynitride.
  • the light emitting layer 125 is mainly composed of an organic material that emits fluorescence, phosphorescence, or the like, and a dopant is added as necessary to improve the characteristics.
  • a dopant is added as necessary to improve the characteristics.
  • a high molecular weight organic material suitable for the printing method a polyvinyl carbazole derivative, a polyparaphenylin derivative, a polyfluorene derivative, a poniphenylene vinylene derivative, or the like is used.
  • the dopant is used for shifting the emission wavelength and improving the light emission efficiency, and many dye-based and metal complex-based dopants have been developed.
  • a printing method is suitable, and the light emitting layer 125 having a thickness of about 20 nm to 200 nm is formed by using an ink jet method among various printing methods.
  • the electron transport layer 126 is made of a material such as a benzoxone derivative, a polyquinoline derivative, or an oxadiazole derivative.
  • a film forming method a vacuum deposition method, a coating method, or the like is used, and the film is usually formed to a thickness of about 10 nm to 200 nm.
  • the electron injection layer is made of a material such as barium, phthalocyanine, or lithium fluoride, and is formed by a vacuum deposition method, a coating method, or the like.
  • the material of the cathode 127 differs depending on the light extraction direction.
  • a light-transmitting conductive material such as ITO, IZO, tin oxide, or zinc oxide is used.
  • a material such as platinum, gold, silver, copper, tungsten, aluminum, or an aluminum alloy is used.
  • a film forming method a sputtering method, a vacuum evaporation method, or the like is used, and the film is formed to a thickness of about 50 nm to 500 nm.
  • the bank 128 is a structure necessary for filling a sufficient amount of the solution containing the material of the light emitting layer 125 in the region, and is formed in a predetermined shape by a photolithography method.
  • the shape of the sub-pixel of the organic EL light emitting unit can be controlled by the shape of the bank 128.
  • the sealing layer 129 is formed by forming a silicon nitride film, and a CVD (chemical vapor deposition) method is used as the film forming method.
  • CVD chemical vapor deposition
  • FIG. 6 is a front view and a top view of the display device according to the present embodiment.
  • 7 is a cross-sectional view taken along the line AA in FIG.
  • the display panel 1 has a rectangular display surface 100 and displays an image on the display surface 100.
  • the display panel 1 is a panel in which the size of the display surface 100 (that is, the length of the diagonal line of the display surface 100) is, for example, 55 inches.
  • the chassis 2 supports the back surface of the display panel 1 so that the display panel 1 is convex on the back surface side (that is, the side opposite to the display surface 100).
  • the chassis 2 has a display panel so that the pair of first regions R1 of the display surface 100 is a plane, and the second region R2 of the display surface 100 is a curved surface having a curvature radius of 1500 mm. 1 is supported. More specifically, in the chassis 2, the pair of first portions 21 facing the pair of first regions R ⁇ b> 1 of the display surface 100 is a flat plate, and the second portion 22 facing the second region R ⁇ b> 2 of the display panel 1. Is a curved plate having a curvature radius of 5000 mm or less.
  • the chassis 2 supports the back side of the pair of first regions R1 of the display panel 1 with the pair of first portions 21 and supports the back side of the second region R2 with the second portions 22. That is, the chassis 2 supports the display panel 1 on the back side of the pair of first region R1 and second region R2. In short, the chassis 2 supports the entire back side of the display panel 1. Note that the chassis 2 may not support the entire back side of the display panel 1, and may support at least a part of each of the pair of first region R1 and second region R2.
  • the pair of first regions R1 of the display panel 1 are regions located at both ends of the display surface 100 in a predetermined direction (X-axis direction in the present embodiment) among the regions of the display surface 100 of the display panel 1.
  • Each of the pair of first regions R1 is a region having a width of 20% of the width of the display surface 100 in a predetermined direction. That is, the pair of first regions R1 on the display surface 100 are both regions of the same size, and are regions located at both ends of the display surface 100 in a predetermined direction.
  • the pair of first regions R1 of the display surface 100 are separated from each of the pair of sides 11 and 12 facing in the predetermined direction of the display surface 100 by a distance of 20% of the width of the display surface 100 in the predetermined direction.
  • This is an area up to virtual lines 13 and 14. That is, one of the pair of first regions R1 is a region between the side 11 and the virtual line 13, and the other is a region between the side 12 and the virtual line 14.
  • the second region R2 of the display surface 100 is a region between the pair of first regions R1 among the regions of the display surface 100. That is, the second region R2 is a central region in the predetermined direction among the regions of the display surface 100, and is a region that is 60% of the width in the predetermined direction. In other words, it is an area between the virtual line 13 and the virtual line 14 on the display surface 100.
  • the display panel 1 is supported by the chassis 2 so that the pair of first regions R1 of the display surface 100 becomes a flat surface and the second region R2 of the display surface 100 is curved in a concave shape with a radius of curvature of 1500 mm.
  • the curved surface Note that the second region R2 of the display surface 100 being curved in a concave shape is the same as that the display panel 1 is curved so as to be convex toward the back side.
  • the regions are located at both ends of the display surface 100 in a predetermined direction, each having a width 20 in the predetermined direction of the display surface 100.
  • the pair of first regions R1 having a width of% is a flat surface
  • the second region R2 between the pair of first regions R1 is a curved surface having a curvature radius of 1500 mm that is curved in a concave shape.
  • the display device 10 is a region at a position shifted in a predetermined direction from the front surface on the display surface 100 when the viewer views the display surface 100 with the center of the display device 10 in front.
  • the regions of the positions at both ends in the predetermined direction (that is, the pair of first regions R1) are flat. For this reason, compared with the case where the whole display surface 100 is a curved surface, in a pair of 1st field R1, the distance which approaches a viewer can be reduced, and the distance from a viewer to a pair of 1st field R1 And the distance to the second region R2 can be made different.
  • the display device 10 since the display device 10 maintains a configuration in which the pair of first regions R1 at both ends in a predetermined direction are close to the viewer, the display device 10 can maintain a structure in which the viewer's field of view is covered with the display surface 100. That is, in the display device 10 according to the present embodiment, it is possible to reduce discomfort in the appearance of the pair of first regions R1 at both ends in a predetermined direction while maintaining a structure that covers the viewer's field of view with the display surface 100.
  • the chassis 2 is supported by both the pair of the first region R1 and the second region R2 of the display panel 1, but is not limited thereto.
  • a display device 10a may be employed in which a chassis 2a that supports only the second region R2 of the display panel 1 is employed. That is, the chassis 2a is a curved plate having a curvature radius of 5000 mm or less facing the second region R2 of the display panel 1, and supports the display panel 1 only in the second region R2 of the display panel 1.
  • the chassis 2a can support the display panel 1 so that the second region R2 of the display panel 1 is a curved surface having a curvature radius of 1500 mm. Further, since the display panel 1 is not supported in the pair of first regions R1 of the display panel 1, it can be kept flat.
  • the display surface 100 has been described as having a size of 55 inches.
  • the display device is not limited to 55 inches as long as it is 20 inches or more. That is, the effect of the present disclosure is remarkably exhibited in a display device having a display surface size of 20 inches or more.
  • the display panel 1 is a curved surface in which the pair of first regions R1 of the display surface 100 is a flat surface and the second region R2 of the display surface 100 is a curvature radius of 1500 mm.
  • the present invention is not limited to this.
  • the display panel is not limited to the pair of first regions R1 on the display surface being a flat surface, and the pair of first regions R1 on the display surface may be a curved surface having a concave shape of 10,000 mm or more.
  • the second region R2 of the display surface may be a curved surface having a length of 5000 mm or less.
  • the display device can obtain the same effects as those of the display device 10 according to the above-described embodiment even if the display panel is configured in the above numerical range.
  • the pair of first regions R1 is a region that is 20% of the width in the predetermined direction of the display surface 100
  • the second region R2 is in the predetermined direction of the display surface 100.
  • the pair of first regions may be regions that are 10% or more and 20% or less of the width in the predetermined direction of the display surface 100 from each of the pair of sides. That is, the second region R2 may be a central region in the predetermined direction among the regions of the display surface 100 and may be a region that is 60% to 80% of the width in the predetermined direction.
  • the display device can obtain the same effects as those of the display device 10 according to the above-described embodiment even if the display panel is configured in the above numerical range.
  • the organic EL panel is adopted as the display panel 1, but not limited to this, a liquid crystal panel or a plasma panel may be used.
  • the chassis 2 and 2a are plate-like support members that support the back surface of the display panel 1 with a surface. It may be a support member that supports the back surface with a plurality of lines or a plurality of points.
  • the present disclosure is useful as an organic EL display device, a liquid crystal display device, a plasma display device, and the like that can reduce discomfort in the way the viewer sees both ends of a display device having a curved display surface.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention concerne un dispositif d'affichage comportant un panneau d'affichage (1) qui possède une surface d'affichage rectangulaire dont la taille est d'au moins 20 pouces. Dans ladite surface d'affichage (100), (i) deux premières régions (R1), situées sur des extrémités opposées de la surface d'affichage (100) dans une direction prescrite, la largeur de chacune desdites premières régions étant comprise entre 10 % et 20 % de la largeur de la surface d'affichage (100) dans ladite direction, sont chacune plates ou courbées avec un rayon de courbure d'au moins 10 000 mm, et (ii) une seconde région (R2) située entre lesdites premières régions (R1) est courbée de façon concave avec un rayon de courbure d'au plus 5000 mm.
PCT/JP2014/002171 2013-12-11 2014-04-16 Dispositif d'affichage WO2015087461A1 (fr)

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JP2013-256250 2013-12-11
JP2013256250 2013-12-11

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WO2015087461A1 true WO2015087461A1 (fr) 2015-06-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150277131A1 (en) * 2014-04-01 2015-10-01 Samsung Display Co., Ltd. Curved display device
US10159155B2 (en) * 2013-12-11 2018-12-18 Joled Inc. Display device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001125507A (ja) * 1999-10-28 2001-05-11 Atr Ningen Joho Tsushin Kenkyusho:Kk 表示装置および表示方法
JP2006023676A (ja) * 2004-07-09 2006-01-26 Pioneer Electronic Corp 表示調整装置および表示装置
JP2013050535A (ja) * 2011-08-30 2013-03-14 Mitsubishi Electric Corp 液晶表示装置
JP2013242525A (ja) * 2012-05-17 2013-12-05 Samsung Electronics Co Ltd 曲面ディスプレイ装置
JP2013242493A (ja) * 2012-05-22 2013-12-05 Panasonic Corp 表示装置およびその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001125507A (ja) * 1999-10-28 2001-05-11 Atr Ningen Joho Tsushin Kenkyusho:Kk 表示装置および表示方法
JP2006023676A (ja) * 2004-07-09 2006-01-26 Pioneer Electronic Corp 表示調整装置および表示装置
JP2013050535A (ja) * 2011-08-30 2013-03-14 Mitsubishi Electric Corp 液晶表示装置
JP2013242525A (ja) * 2012-05-17 2013-12-05 Samsung Electronics Co Ltd 曲面ディスプレイ装置
JP2013242493A (ja) * 2012-05-22 2013-12-05 Panasonic Corp 表示装置およびその製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10159155B2 (en) * 2013-12-11 2018-12-18 Joled Inc. Display device
US20150277131A1 (en) * 2014-04-01 2015-10-01 Samsung Display Co., Ltd. Curved display device
JP2015197680A (ja) * 2014-04-01 2015-11-09 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． 表示装置

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