JP5404311B2 - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP5404311B2 JP5404311B2 JP2009246901A JP2009246901A JP5404311B2 JP 5404311 B2 JP5404311 B2 JP 5404311B2 JP 2009246901 A JP2009246901 A JP 2009246901A JP 2009246901 A JP2009246901 A JP 2009246901A JP 5404311 B2 JP5404311 B2 JP 5404311B2
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- 239000004973 liquid crystal related substance Substances 0.000 description 82
- 239000010408 film Substances 0.000 description 25
- 239000000758 substrate Substances 0.000 description 23
- 238000010586 diagram Methods 0.000 description 14
- 239000003990 capacitor Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 101100533322 Candida albicans (strain SC5314 / ATCC MYA-2876) SFL2 gene Proteins 0.000 description 3
- 101100428781 Human herpesvirus 6A (strain Uganda-1102) U8 gene Proteins 0.000 description 3
- 101100428786 Human herpesvirus 6A (strain Uganda-1102) U9 gene Proteins 0.000 description 3
- 101100126953 Oryza sativa subsp. japonica KCS20 gene Proteins 0.000 description 3
- 101150043825 SFL1 gene Proteins 0.000 description 3
- 101100538885 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) TUP1 gene Proteins 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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Images
Classifications
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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
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- 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
-
- 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
-
- 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
-
- 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
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
- G09G3/3655—Details of drivers for counter electrodes, e.g. common electrodes for pixel capacitors or supplementary storage capacitors
-
- 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
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- 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
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/043—Compensation electrodes or other additional electrodes in matrix displays related to distortions or compensation signals, e.g. for modifying TFT threshold voltage in column driver
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/06—Handling electromagnetic interferences [EMI], covering emitted as well as received electromagnetic radiation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
150 ゲートドライバ
200 印刷回路基板
210 電圧発生ユニット
220 電圧補償ユニット
300 フレキシブル回路フィルム
350、170 データドライバ
400 液晶表示装置
Claims (9)
- データ信号を出力するデータドライバと、
ゲート信号を順次に出力するゲートドライバと、
前記データ信号を受信するデータラインと、前記ゲート信号を順次に受信するゲートラインと、前記データライン及び前記ゲートラインに接続された画素を具備して映像を表示する表示パネルと、
共通電圧及びストレージ電圧を生成して前記表示パネルに供給する電圧発生ユニットと、
前記電圧発生ユニットからストレージ電圧が印加されるストレージラインと、
前記表示パネルからフィードバックされる前記ストレージ電圧を受けて、前記フィードバックされた前記ストレージ電圧に基づき前記共通電圧を補償する補償信号を生成する電圧補償ユニットと、
前記ストレージ電圧を前記電圧補償ユニットに供給し、前記データドライバを通って前記電圧補償ユニットに電気的に接続されるフィードバックラインと、を含み、
前記フィードバックラインは、前記ストレージラインのうち、前記電圧補償ユニットに最も隣接した一つのストレージラインから分岐すること
を特徴とする表示装置。 - 前記電圧発生ユニット及び前記電圧補償ユニットが具備される印刷回路基板と、
前記印刷回路基板と前記表示パネルとに電気的に接続されるフレキシブル回路フィルムと、をさらに含むことを特徴とする請求項1に記載の表示装置。 - 前記フィードバックラインは、前記フレキシブル回路フィルムを経由して、前記印刷回路基板に延長されて前記電圧補償ユニットに電気的に接続されることを特徴とする請求項2に記載の表示装置。
- 前記データドライバは、一つのチップに集積され、前記チップは、前記フレキシブル回路フィルムの上に実装され、前記フィードバックラインは、前記フレキシブル回路フィルムの上で前記チップとオーバーラップすることを特徴とする請求項3に記載の表示装置。
- 前記チップは、前記表示パネルの上に実装され、
前記フィードバックラインは、前記表示パネルの上で前記チップとオーバーラップすることを特徴とする請求項3に記載の表示装置。 - 前記チップの下部面には、前記フィードバックラインの経路に対応してブランク領域が形成され、
前記チップは、前記ブランク領域を除いた残りの領域に具備される複数の端子を含むことを特徴とする請求項1に記載の表示装置。 - 前記チップは、
前記フィードバックラインに電気的に接続される第1ダミー端子及び第2ダミー端子と、
前記チップ内部に具備されて前記第1ダミー端子と前記第2ダミー端子とを電気的に接続させる内部配線と、を含むことを特徴とする請求項1に記載の表示装置。 - 前記表示パネルは、
前記電圧発生ユニットから前記共通電圧を受ける一つ以上の共通電圧ラインと、
前記共通電圧ラインを通じて前記共通電圧を受ける共通電極と、を有することを特徴とする請求項1に記載の表示装置。 - 前記電圧補償ユニットから出力された前記補償信号は、前記共通電圧ライン及び前記複数のストレージラインに印加されることを特徴とする請求項8に記載の表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0107237 | 2008-10-30 | ||
KR1020080107237A KR101513271B1 (ko) | 2008-10-30 | 2008-10-30 | 표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010107980A JP2010107980A (ja) | 2010-05-13 |
JP5404311B2 true JP5404311B2 (ja) | 2014-01-29 |
Family
ID=41490493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009246901A Active JP5404311B2 (ja) | 2008-10-30 | 2009-10-27 | 表示装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US8514162B2 (ja) |
EP (1) | EP2182508B1 (ja) |
JP (1) | JP5404311B2 (ja) |
KR (1) | KR101513271B1 (ja) |
CN (1) | CN101727866B (ja) |
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EP2182508B1 (en) | 2017-05-31 |
CN101727866B (zh) | 2014-01-22 |
CN101727866A (zh) | 2010-06-09 |
US20100110058A1 (en) | 2010-05-06 |
KR20100048199A (ko) | 2010-05-11 |
EP2182508A1 (en) | 2010-05-05 |
JP2010107980A (ja) | 2010-05-13 |
KR101513271B1 (ko) | 2015-04-17 |
US8514162B2 (en) | 2013-08-20 |
US20130328750A1 (en) | 2013-12-12 |
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