WO2010134386A1 - 液晶表示装置および透明電極の製造方法 - Google Patents
液晶表示装置および透明電極の製造方法 Download PDFInfo
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- WO2010134386A1 WO2010134386A1 PCT/JP2010/056026 JP2010056026W WO2010134386A1 WO 2010134386 A1 WO2010134386 A1 WO 2010134386A1 JP 2010056026 W JP2010056026 W JP 2010056026W WO 2010134386 A1 WO2010134386 A1 WO 2010134386A1
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- liquid crystal
- transparent
- strip
- transparent electrode
- transparent substrate
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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
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
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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
- G02F1/1343—Electrodes
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134336—Matrix
Definitions
- the present invention relates to a liquid crystal display device having a simple matrix type electrode structure and a method for producing a transparent electrode.
- FIG. 2 is a cross-sectional view of a vertical alignment type liquid crystal display device showing an example of a liquid crystal display device having a simple matrix type electrode structure.
- the vertical alignment type liquid crystal display device 1 includes a liquid crystal panel 2 and displays an image using the liquid crystal panel 2.
- a first strip-shaped transparent electrode 3a made of ITO (indium tin oxide) or the like is formed on a plate surface on one side, and a first alignment film 4a is formed on the first strip-shaped transparent electrode 3a.
- the first transparent substrate 5a made of a glass plate or the like subjected to rubbing treatment on the first alignment film 4a, and the second strip-like transparent electrode 3b made of ITO or the like are formed on the same plate surface,
- a second alignment film 4b is formed on the second strip-shaped transparent electrode 3b, and a second transparent substrate 5b made of a glass plate or the like obtained by rubbing the second alignment film 4b, for example, Using the polymer sphere 6 or the like as a spacer material, the first alignment film 4a and the second alignment film 4b are bonded together so as to face each other, the periphery is sealed by a frame-shaped seal 7, and the panel body 2a is Is formed.
- the lower first transparent substrate 5a is a
- a liquid crystal layer 8 is formed by sealing liquid crystal in a gap (cell gap) between the first transparent substrate 5a and the second transparent substrate 5b by a vacuum injection method or a dropping method.
- nematic liquid crystal negative type liquid crystal
- the liquid crystal which is a vertical alignment type.
- first polarizing plate 9a is attached to the plate surface opposite to the side in contact with the liquid crystal layer 8 of the first transparent substrate 5a, and the side in contact with the liquid crystal layer 8 of the second transparent substrate 5b.
- the second polarizing plate 9b is attached to the opposite plate surface, and the liquid crystal panel 2 is completed.
- FIG. 3 is a diagram showing a simple matrix driving electrode structure of a vertical alignment type liquid crystal display device.
- first and second strip-shaped transparent electrodes 3a and 3b for example, a plurality of lower first strip-shaped transparent electrodes 3a are formed in parallel in the horizontal direction (horizontal direction), and are formed in a horizontal striped pattern as a whole.
- a plurality of the upper second strip-shaped transparent electrodes 3b are formed in parallel in the vertical direction (vertical direction), and are formed in a vertical stripe pattern as a whole.
- the signal electrode is connected to the signal side drive circuit 11, and the first and second strip-shaped transparent electrodes 3a and 3b constitute a simple matrix type electrode structure.
- the intersection of the first and second strip-shaped transparent electrodes 3a and 3b formed in parallel in the horizontal direction and the vertical direction is one pixel.
- the liquid crystal panel 2 arranges pixels in a grid pattern, and arranges the first and second strip-shaped transparent electrodes 3a and 3a in the horizontal and vertical directions with respect to the pixels arranged in the grid pattern.
- the required horizontal and vertical first and second strip-shaped transparent electrodes 3a and 3a are selected and a voltage is applied.
- the liquid crystal of the liquid crystal layer 8 (liquid crystal cell) of the pixel at the intersection of the selected first and second strip-shaped transparent electrodes 3a and 3b in the horizontal and vertical directions is driven. That is, the liquid crystal panel 2 has a simple matrix type electrode structure and performs simple matrix driving (duty driving). However, when the number of display pixels is large, the driving is time-division multiplex driving.
- FIG. 4 is a diagram showing an arrangement structure of polarizing plates of a vertical alignment type liquid crystal display device.
- the first polarizing plate 9a has an absorption axis in the direction indicated by the arrow 9a '
- the second polarizing plate 9b is indicated by the arrow 9b'.
- FIG. 5A and 5B are diagrams for explaining driving of the vertical alignment type liquid crystal display device, in which FIG. 5A is a diagram of a non-driven state, and FIG. 5B is a diagram of a driven state.
- the liquid crystal panel 2 In the non-driving state in which no voltage is applied between the first and second strip transparent electrodes 3a and 3b, the liquid crystal panel 2 has the first and second strip transparent electrodes as shown in FIG.
- the liquid crystal molecules 8a in the liquid crystal layer 8 (liquid crystal cell) sandwiched between 3a and 3b have the molecular major axis direction of the first and second transparent substrates 5a by the action of the first and second alignment films 4a and 4b.
- the light (linearly polarized light) transmitted through the first polarizing plate 9a on the backlight side of the liquid crystal panel 2 is almost directly incident on the second polarizing plate 9b on the display surface side of the liquid crystal panel 2 and is mostly blocked there. Or it is absorbed and it becomes a dark display (black display).
- the first and second strip transparent electrodes 3a in a driving state in which a voltage is applied between the first and second strip transparent electrodes 3a and 3b, as shown in FIG. 5B, the first and second strip transparent electrodes 3a.
- the liquid crystal molecules 8a in the liquid crystal layer 8 sandwiched between 3 and 3b are in a direction substantially orthogonal to the electric field due to the negative dielectric anisotropy, that is, with respect to the first and second transparent substrates 5a and 5b. It is oriented substantially parallel and changes the polarization state of light passing through it.
- the second polarizing plate 9b on the display surface side of the liquid crystal panel 2 is used.
- the polarization component of the transmission axis perpendicular to the absorption axis 9a ′ increases, resulting in bright display (white display).
- the direct current is harmful to the liquid crystal, and the liquid crystal substance deteriorates if the direct current is continuously applied to the liquid crystal.
- the nematic liquid crystal (negative type liquid crystal) having negative dielectric anisotropy used causes a disorder of alignment even at a relatively low voltage of a predetermined voltage or lower. Driven (called crosstalk), the contrast deteriorates. For this reason, in driving the vertical alignment type liquid crystal display device 1, the applied signal is inverted at regular intervals in order to remove the direct current component.
- a predetermined off voltage equal to or lower than a critical voltage (threshold value) at which the liquid crystal is driven is also applied to non-selected pixels.
- the vertical alignment type liquid crystal display device 1 includes the first and second transparent substrates 5a and 5b arranged opposite to each other at a predetermined interval, and the second transparent substrate 5b of the first transparent substrate 5a.
- the first strip-shaped transparent electrode 3a and the second transparent substrate 5b arranged in parallel on the opposite surface of the first transparent substrate 5b are opposed to the first transparent substrate 5a in a direction orthogonal to the first strip-shaped transparent electrode 3a.
- the orientation of 8a is made of liquid crystal substantially perpendicular to the first and second transparent substrates 5a and 5b.
- the alignment of the liquid crystal molecules 8a is the first and second transparent An absorption axis 9a ′ in a predetermined direction arranged on the surface of the first transparent substrate 5a opposite to the surface facing the second transparent substrate 5b and the liquid crystal layer 8 substantially parallel to the substrates 5a and 5b.
- the first polarizing plate 9a and the second transparent substrate 5b are disposed on the surface opposite to the surface facing the first transparent substrate 5a, and are orthogonal to the absorption axis 9a ′ of the first polarizing plate 9a. And a second polarizing plate 9b having an absorption axis 9b ′ in the direction to perform simple matrix driving (duty driving).
- FIG. 6 is a schematic cross-sectional view in which the structures of the alignment film, spacer material, seal, liquid crystal layer, polarizing plate, etc. of the vertical alignment type liquid crystal display device are omitted, and FIG.
- the figure which shows the shape of an electrode (b) is a figure which shows the electric field produced by the OFF voltage applied between the conventional 1st and 2nd transparent electrodes of (a).
- the first and second strip-shaped transparent electrodes 3a and 3b used in such a vertical alignment type liquid crystal display device 1 have electrode ends surrounded by dotted lines as shown in FIG. It is tapered with respect to the opposing surfaces of the first and second transparent substrates 5a and 5b, and the entire electrode is trapezoidal with the opposing surfaces of the first and second strip-like transparent substrates 5a and 5b as the bottom. Yes.
- FIG. 1 the electric field generated by the off-voltage applied between the first and second strip-shaped transparent electrodes 3a and 3b is shown in FIG.
- solid line arrows in FIG. 1 in the central part (pixel central part) of the first and second strip-like transparent electrodes 3a and 3b in the pixel, in the direction perpendicular to the first and second transparent substrates 5a and 5b.
- the ends of the first and second strip-shaped transparent electrodes 3a and 3b (pixel peripheral portion) in the pixel are substantially parallel to the direction perpendicular to the first and second transparent substrates 5a and 5b.
- the peripheral portion of the non-selected pixel is shown in FIG. 6B because the alignment of the liquid crystal molecules 8a in the non-selected pixel is disturbed by the oblique electric field. Causes high light leakage and high OFF transmittance Now, the contrast is lowered.
- a black mask is provided in a portion of the second strip-shaped transparent substrate facing the first transparent substrate where the second transparent electrode is not provided.
- a technique is known in which a tapered end of a second transparent electrode is covered with a black mask to prevent light leakage around a non-selected pixel and improve contrast.
- An object of the present invention is to provide a liquid crystal display device and a transparent electrode manufacturing method capable of suppressing light leakage from a peripheral portion of a non-selected pixel and improving contrast without reducing the aperture ratio of the pixel. Objective.
- the liquid crystal display device of the present invention includes first and second transparent substrates 5a and 5b, which are arranged to face each other at a predetermined interval, and the first and second transparent substrates 5a and 5b.
- a first strip-shaped transparent electrode 3a formed in a stripe pattern on the surface of the liquid crystal layer 8 disposed between the opposing surfaces of the first transparent substrate 5a and the second transparent substrate 5b of the first transparent substrate 5a; Transparency formed after the striped black mask 21 is formed on the surface of the second transparent substrate 5b facing the first transparent substrate 5a in a direction perpendicular to the first strip-shaped transparent electrode 3a.
- a transparent resin film 22 having a reverse trapezoidal depression 22a on the corresponding film surface between the black masks 21 and an inverted trapezoidal first formed in the depression 22a of the resin film 22; Including a second strip-shaped transparent electrode 30b And features.
- the manufacturing method of the transparent electrode of this invention is a manufacturing method of the 2nd strip
- a transparent resin film 22 having an inverted trapezoidal depression 22a is formed on the film surface, a second band-shaped transparent electrode 30b is formed in the depression 22a of the resin film 22, and an inverted trapezoidal second band-shaped transparent electrode 30b is formed. It is characterized by obtaining.
- the second trapezoidal transparent electrode which has been a trapezoid in the prior art, is inverted in a trapezoidal shape, thereby suppressing the generation of an oblique electric field in the peripheral area of a non-selected pixel. Disturbances in the orientation of the liquid crystal molecules in the non-selected pixels due to the oblique electric field can be suppressed, and the second strip-shaped transparent electrode is disposed while a black mask is disposed between the back surfaces of the second strip-shaped transparent electrode.
- FIG. 3 is a diagram illustrating a simple matrix type electrode structure of the vertical alignment type liquid crystal display device of FIG. 2. It is a figure which shows the arrangement structure of the polarizing plate of the vertical alignment type liquid crystal display device of FIG.
- FIG. 3A and 3B are diagrams for explaining driving of the vertical alignment type liquid crystal display device of FIG. 2, in which FIG. FIG. 3 is a schematic cross-sectional view of the vertical alignment type liquid crystal display device of FIG. 2, where (a) is a schematic cross-section showing the shapes of conventional first and second strip-shaped transparent electrodes, and (b) is a conventional cross-section of (a). It is a figure which shows the electric field produced by the OFF voltage applied between the 1st and 2nd transparent electrodes.
- FIG. 1 is a schematic cross-sectional view showing a liquid crystal display device having a simple matrix type electrode structure according to the present invention, wherein (a) is a schematic cross-section showing the shapes of first and second strip-shaped transparent electrodes, and (b).
- FIG. 3 is a schematic cross-sectional view showing an electric field generated by an off voltage applied between the first and second transparent electrodes of (a).
- the display device shown in FIG. 1 is characterized by the structure of the second transparent electrode and the manufacturing method thereof, and the other structure is the same as the vertical alignment type liquid crystal display device shown in FIG.
- the same reference numerals are given to the structural parts, and detailed description will be omitted.
- the structures of the alignment films 4a and 4b, the spacer material 6, the seal 7, the liquid crystal layer 8, the polarizing plates 9a and 9b, etc. are omitted as in FIG.
- the first strip-shaped transparent electrode 3a is provided on the surface of the second transparent substrate 5b of the vertical alignment display device 20 according to the present embodiment facing the first transparent substrate 5a.
- a transparent resin film formed after the striped black mask 21 is formed in a direction perpendicular to the surface, and having a reverse trapezoidal depression 22a on the corresponding film surface between the black masks 21 22, and a second strip-shaped transparent electrode 30 b is formed in the recess 22 a of the resin film 22.
- the electrode end portion of the second strip-shaped transparent electrode 30b follows the end portion shape (reverse taper shape) of the recess portion 22a.
- the second strip-shaped transparent electrode 30b is a conventional trapezoidal second strip-shaped transparent electrode.
- the plurality of second strip-shaped transparent electrodes 30b are orthogonal to the first strip-shaped transparent electrode 3a on the surface of the second transparent substrate 5b facing the first transparent substrate 5a (the film surface of the resin film 22). Since it is formed in parallel with the direction, it is formed in a striped pattern as a whole.
- the second alignment film 4b is formed on the surface of the resin film 22 that is flattened by filling the recess 22a with the second strip-shaped transparent electrode 30b.
- the first strip-shaped transparent electrode 3a is orthogonal to the plate surface on one side of the second transparent substrate 5b.
- a striped black mask 21 is formed in the direction.
- the black mask 21 is formed, for example, by applying a photosensitive black mask material with a predetermined thickness over the entire surface of one side of the second transparent substrate 5b, and then forming a predetermined shape (striped pattern) by a photoetching process. .
- a transparent resin (paint) is overcoated with a predetermined thickness on the surface of the second transparent substrate 5b facing the first transparent substrate 5a, whereby the black mask 21 is formed.
- a transparent resin film 22 having an inverted trapezoidal depression 22a is formed on the corresponding film surface.
- the ratio of the thickness of the black mask 21 and the resin film 22 for forming the recess 22a is 1: 2 to 1: 5, and the depth of the recess 22a is 0.1 to 0.5 ⁇ m.
- the second strip-shaped transparent electrode 30b is formed in the recess 22a on the surface of the resin film 22.
- the second strip-shaped transparent electrode 30b is formed on the entire surface of the resin film 22 by vapor deposition or sputtering, and then formed into a predetermined shape (striped pattern) by a photoetching process.
- the electrode end portion surrounded by the dotted line of the second strip-shaped transparent electrode 30b is along the end portion shape (reverse taper shape) of the recessed portion 22a.
- the second strip-shaped transparent electrode 30b is Unlike the conventional trapezoidal second strip-shaped transparent electrode 3b, the trapezoid is an inverted trapezoid.
- the plurality of second strip-shaped transparent electrodes 30b are orthogonal to the first strip-shaped transparent electrode 3a on the surface of the second transparent substrate 5b facing the first transparent substrate 5a (the film surface of the resin film 22). Since it is formed in parallel with the direction, it is formed in a striped pattern as a whole.
- the surface of the second strip-shaped transparent electrode 30b on the liquid crystal layer 8 side is edged by converting the trapezoidal second strip-shaped electrode 3a into an inverted trapezoid.
- the electric field generated by the off-voltage placed between the first and second strip-like transparent electrodes 3a and 30b, which are arranged in a plane parallel to the first and second transparent substrates 5a and 5b from the end to the end, is shown in FIG.
- the first and second strips of the first and second strip-shaped transparent electrodes 3a and 3b in the pixel are arranged at the center (pixel center) or at the end (pixel periphery).
- the transparent substrates 5a and 5b are aligned substantially in parallel with each other.
- a black mask, a resin film, and an inverted trapezoidal second transparent electrode are formed on the front substrate side on the display surface side. These are the rear substrate on the backlight side. It may be formed on both the front substrate and the rear substrate on the display surface side.
- the present invention is not limited to the present embodiment, and various modifications can be made without departing from the spirit of the present invention.
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
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- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
本発明の目的は、画素の開口率を小さくすることなく、非選択の画素周辺部からの光漏れを抑え、コントラストを向上させることができる液晶表示装置および透明電極の製造方法を提供することを目的とする。
3a 第一の帯状透明電極
30b 第二の帯状透明電極
5a 第一の透明基板
5b 第二の透明基板
8 液晶層
21 ブラックマスク
22 樹脂膜
22a 窪み部
Claims (2)
- 互いに対向して所定の間隔をもって配置された第一および第二の透明基板と、前記第一および第二の透明基板の対向面の間に配置された液晶層と、前記第一の透明基板の前記第二の透明基板との対向面上に縞状に形成された第一の帯状透明電極と、前記第二の透明基板の前記第一の透明基板との対向面上に、前記第一の帯状透明電極と直交する方向に縞状のブラックマスクを形成した後に形成する透明性の樹脂被膜であって、前記ブラックマスクの間に対応する膜表面に逆台形の窪み部を有する透明性の樹脂膜と、前記樹脂膜の窪み部に形成された逆台形の第二の帯状透明電極とを含むことを特徴とする液晶表示装置。
- 請求項1に記載の液晶表示装置における第二の帯状透明電極の製造方法であって、前記第二の透明基板の前記第一の透明基板との対向面上に、前記第一の帯状透明電極と直交する方向に縞状のブラックマスクを形成した後、透明性の樹脂をオーバーコートすることにより、前記ブラックマスクの間に対応する表面に逆台形の窪み部を有する透明性の樹脂膜を形成し、その樹脂膜の窪み部に第二の帯状透明電極を形成し、逆台形の第二の帯状透明電極を得ることを特徴とする透明電極の製造方法。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10777621.3A EP2434337B1 (en) | 2009-05-22 | 2010-04-01 | Liquid crystal display device and method of manufacturing its transparent electrode |
MX2011011363A MX2011011363A (es) | 2009-05-22 | 2010-04-01 | Dispositivo de pantalla de cristal liquido y metodo para fabricar electrodo transparente. |
AU2010250584A AU2010250584B2 (en) | 2009-05-22 | 2010-04-01 | Liquid crystal display device and method for manufacturing transparent electrode |
KR1020117022583A KR101225335B1 (ko) | 2009-05-22 | 2010-04-01 | 액정 표시 장치 및 투명 전극의 제조 방법 |
US13/262,394 US8964149B2 (en) | 2009-05-22 | 2010-04-01 | Liquid crystal display device and method for manufacturing transparent electrode |
SG2011070893A SG175704A1 (en) | 2009-05-22 | 2010-04-01 | Liquid crystal display device and method for manufacturing transparent electrode |
JP2011514362A JPWO2010134386A1 (ja) | 2009-05-22 | 2010-04-01 | 液晶表示装置および透明電極の製造方法 |
CN201080017860.6A CN102414607B (zh) | 2009-05-22 | 2010-04-01 | 液晶显示装置及透明电极的制造方法 |
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JP2009123843 | 2009-05-22 | ||
JP2009-123843 | 2009-05-22 |
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US (1) | US8964149B2 (ja) |
EP (1) | EP2434337B1 (ja) |
JP (1) | JPWO2010134386A1 (ja) |
KR (1) | KR101225335B1 (ja) |
CN (1) | CN102414607B (ja) |
AU (1) | AU2010250584B2 (ja) |
MX (1) | MX2011011363A (ja) |
MY (1) | MY155366A (ja) |
SG (1) | SG175704A1 (ja) |
TW (1) | TW201118483A (ja) |
WO (1) | WO2010134386A1 (ja) |
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---|---|---|---|---|
JPH052161A (ja) | 1991-06-26 | 1993-01-08 | Stanley Electric Co Ltd | 液晶表示装置 |
JPH08194215A (ja) * | 1995-01-20 | 1996-07-30 | Hitachi Ltd | 液晶表示パネル |
JP2005062472A (ja) * | 2003-08-12 | 2005-03-10 | Kyodo Printing Co Ltd | 液晶表示装置、携帯可能媒体及び液晶表示装置の電極基板の製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6268895B1 (en) * | 1995-10-27 | 2001-07-31 | Sharp Kabushiki Kaisha | Liquid crystal display device having light shield in periphery of display |
JPH117035A (ja) * | 1997-04-23 | 1999-01-12 | Sharp Corp | 液晶表示装置及びその製造方法 |
US6330047B1 (en) * | 1997-07-28 | 2001-12-11 | Sharp Kabushiki Kaisha | Liquid crystal display device and method for fabricating the same |
US6208394B1 (en) * | 1997-11-27 | 2001-03-27 | Sharp Kabushiki Kaisha | LCD device and method for fabricating the same having color filters and a resinous insulating black matrix on opposite sides of a counter electrode on the same substrate |
TW451099B (en) * | 1998-01-23 | 2001-08-21 | Hitachi Ltd | Liquid crystal display device |
KR100662059B1 (ko) * | 1998-10-12 | 2006-12-27 | 샤프 가부시키가이샤 | 액정 표시 장치 및 그 제조 방법 |
KR20020035625A (ko) * | 1999-10-06 | 2002-05-11 | 모리시타 요이찌 | 액정소자, 액정표시장치 및 그들의 제조방법 |
JP4812971B2 (ja) * | 2000-10-13 | 2011-11-09 | 共同印刷株式会社 | 液晶表示装置の電極基材の製造方法 |
WO2006040877A1 (ja) * | 2004-10-14 | 2006-04-20 | Sharp Kabushiki Kaisha | 積層基板 |
JP2007058172A (ja) * | 2005-07-28 | 2007-03-08 | Mitsubishi Electric Corp | 遮光膜付き基板、カラーフィルタ基板及びこれらの製造方法、並びに遮光膜付き基板を備えた表示装置。 |
-
2010
- 2010-04-01 KR KR1020117022583A patent/KR101225335B1/ko not_active IP Right Cessation
- 2010-04-01 AU AU2010250584A patent/AU2010250584B2/en not_active Ceased
- 2010-04-01 CN CN201080017860.6A patent/CN102414607B/zh not_active Expired - Fee Related
- 2010-04-01 MY MYPI2011004760A patent/MY155366A/en unknown
- 2010-04-01 JP JP2011514362A patent/JPWO2010134386A1/ja active Pending
- 2010-04-01 MX MX2011011363A patent/MX2011011363A/es active IP Right Grant
- 2010-04-01 EP EP10777621.3A patent/EP2434337B1/en not_active Not-in-force
- 2010-04-01 WO PCT/JP2010/056026 patent/WO2010134386A1/ja active Application Filing
- 2010-04-01 SG SG2011070893A patent/SG175704A1/en unknown
- 2010-04-01 US US13/262,394 patent/US8964149B2/en not_active Expired - Fee Related
- 2010-05-19 TW TW099115938A patent/TW201118483A/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH052161A (ja) | 1991-06-26 | 1993-01-08 | Stanley Electric Co Ltd | 液晶表示装置 |
JPH08194215A (ja) * | 1995-01-20 | 1996-07-30 | Hitachi Ltd | 液晶表示パネル |
JP2005062472A (ja) * | 2003-08-12 | 2005-03-10 | Kyodo Printing Co Ltd | 液晶表示装置、携帯可能媒体及び液晶表示装置の電極基板の製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2434337A4 * |
Also Published As
Publication number | Publication date |
---|---|
US8964149B2 (en) | 2015-02-24 |
EP2434337A1 (en) | 2012-03-28 |
TW201118483A (en) | 2011-06-01 |
KR101225335B1 (ko) | 2013-01-23 |
SG175704A1 (en) | 2011-12-29 |
AU2010250584A1 (en) | 2011-11-03 |
JPWO2010134386A1 (ja) | 2012-11-08 |
MX2011011363A (es) | 2011-11-18 |
KR20110120356A (ko) | 2011-11-03 |
MY155366A (en) | 2015-10-15 |
CN102414607A (zh) | 2012-04-11 |
EP2434337A4 (en) | 2012-12-05 |
CN102414607B (zh) | 2014-08-13 |
US20120019749A1 (en) | 2012-01-26 |
AU2010250584B2 (en) | 2013-09-12 |
EP2434337B1 (en) | 2017-01-11 |
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