JP6928016B2 - 液晶表示装置及び液晶表示装置の製造方法 - Google Patents
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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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
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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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- 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
- G02F1/1347—Arrangement 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
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- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
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- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134372—Electrodes characterised by their geometrical arrangement for fringe field switching [FFS] where the common electrode is not patterned
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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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/121—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode common or background
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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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/123—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode pixel
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/02—Composition of display devices
- G09G2300/023—Display panel composed of stacked panels
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3674—Details of drivers for scan electrodes
- G09G3/3677—Details of drivers for scan electrodes suitable for active matrices only
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
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Description
まず、実施の形態1に係る液晶表示装置1の概略構成について、図1〜図3を用いて説明する。図1は、実施の形態1に係る液晶表示装置1の概略構成を示す図である。図2は、同液晶表示装置1における第1液晶表示パネル100の概略構成を示す図である。図3は、同液晶表示装置1における第2液晶表示パネル200の概略構成を示す図である。
次に、実施の形態2に係る液晶表示装置1Aについて、図9及び図10を用いて説明する。図9は、実施の形態2に係る液晶表示装置1Aにおける第1液晶表示パネル100Aの画素PX1のレイアウトを示す平面図である。図10は、実施の形態2に係る液晶表示装置1Aにおける第2液晶表示パネル200Aの画素PX2のレイアウトを示す平面図である。
以上、本開示に係る液晶表示装置について、実施の形態1、2に基づいて説明したが、本開示は、上記実施の形態1、2に限定されるものではない。
11 第1基板
11a 第1透明基材
12 第2基板
12a 第2透明基材
12b スペーサ
13 液晶層
100、100A 第1液晶表示パネル
100a 第1画像表示領域
110 第1ソースFPC
111 第1ソースドライバ
112 第1回路基板
120 第1ゲートFPC
121 第1ゲートドライバ
130、130A、230、230A トランジスタ
131、231 ゲート電極
132、232 ソース電極
133、233 ドレイン電極
134、234 半導体層
140、140A、240、240A 画素電極
141、141A、241、241A ライン電極
142、142A、242、242A 連結電極
150、250 共通電極
150a、250a 開口部
160、160A、260、260A 映像信号線
170、170A、270、270A 走査線
180 配向膜
191 第1絶縁膜
192 第2絶縁膜
193 第3絶縁膜
194 第4絶縁膜
200、200A 第2液晶表示パネル
200a 第2画像表示領域
210 第2ソースFPC
211 第2ソースドライバ
212 第2回路基板
220 第2ゲートFPC
221 第2ゲートドライバ
300 バックライト
410 第1タイミングコントローラ
420 第2タイミングコントローラ
500 画像処理部
Claims (14)
- 第1液晶表示パネルと、
前記第1液晶表示パネルに対向する第2液晶表示パネルとを備え、
前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、映像信号線と、走査線と、各画素に設けられたトランジスタと、各画素に設けられた画素電極とを有し、
前記映像信号線、前記走査線及び前記トランジスタの半導体層が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じ形状でパターニングされ、
前記画素電極が、前記第1液晶表示パネルと前記第2液晶表示パネルとで異なる形状でパターニングされている、
液晶表示装置。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、前記画素電極に対向する共通電極を有し、
前記共通電極が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じ形状でパターニングされている、
請求項1に記載の液晶表示装置。 - 前記共通電極は、複数の画素にわたって設けられており、
前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、行方向又は列方向に延在し、且つ、前記共通電極に積層されたコモン線を備え、
前記コモン線が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じ形状でパターニングされている、
請求項2に記載の液晶表示装置。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、液晶層と、前記液晶層の間隔を維持するためのスペーサとを有し、
前記スペーサが、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じ形状でパターニングされている、
請求項1〜3のいずれか1項に記載の液晶表示装置。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、隣り合う画素の境界に設けられたブラックマトリクスを有し、
前記ブラックマトリクスが、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じ形状でパターニングされている、
請求項1〜4のいずれか1項に記載の液晶表示装置。 - 前記第1液晶表示パネルと前記第2液晶表示パネルとにおいて、パターニングされる全ての部材のうち前記画素電極以外の部材が、同じ形状でパターニングされている、
請求項1〜5のいずれか1項に記載の液晶表示装置。 - 前記第1液晶表示パネルの前記画素電極と前記第2液晶セルの前記画素電極とは、ストライプ状の複数本のライン電極を有し、
前記第1液晶表示パネルにおける前記ライン電極が延在する方向と、前記第2液晶表示パネルにおける前記ライン電極が延在する方向とが異なる、
請求項1〜6のいずれか1項に記載の液晶表示装置。 - 第1液晶表示パネルと、前記第1液晶表示パネルに対向する第2液晶表示パネルとを備える液晶表示装置の製造方法であって、
前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、映像信号線と、走査線と、各画素に設けられたトランジスタと、各画素に設けられた画素電極とを有し、
前記映像信号線、前記走査線及び前記トランジスタの半導体層が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じマスクを用いてパターニングされ、
前記画素電極が、前記第1液晶表示パネルと前記第2液晶表示パネルとで異なる形状でパターニングされている、
液晶表示装置の製造方法。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、前記画素電極に対向する共通電極を有し、
前記共通電極が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じマスクを用いてパターニングされている、
請求項8に記載の液晶表示装置の製造方法。 - 前記共通電極は、複数の画素にわたって設けられており、
前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、前記共通電極に積層されたコモン線を備え、
前記コモン線が、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じマスクを用いてパターニングされている、
請求項9に記載の液晶表示装置の製造方法。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、さらに、液晶層と、前記液晶層の間隔を維持するためのスペーサとを有し、
前記スペーサが、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じマスクを用いてパターニングされている、
請求項8〜10のいずれか1項に記載の液晶表示装置の製造方法。 - 前記第1液晶表示パネル及び前記第2液晶表示パネルの各々は、隣り合う画素の境界に設けられたブラックマトリクスを有し、
前記ブラックマトリクスが、前記第1液晶表示パネルと前記第2液晶表示パネルとで同じマスクを用いてパターニングされている、
請求項8〜11のいずれか1項に記載の液晶表示装置の製造方法。 - 前記第1液晶表示パネルと前記第2液晶表示パネルとにおいて、パターニングされる全ての部材のうち前記画素電極以外の部材が、同じマスクを用いてパターニングされている、
請求項8〜12のいずれか1項に記載の液晶表示装置の製造方法。 - 前記第1液晶表示パネルの前記画素電極と前記第2液晶セルの前記画素電極とは、ストライプ状の複数本のライン電極を有し、
前記第1液晶表示パネルにおける前記ライン電極が延在する方向と、前記第2液晶表示パネルにおける前記ライン電極が延在する方向とが異なる、
請求項8〜13のいずれか1項に記載の液晶表示装置の製造方法。
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