KR101361956B1 - 액정표시장치 - Google Patents
액정표시장치 Download PDFInfo
- Publication number
- KR101361956B1 KR101361956B1 KR1020090119387A KR20090119387A KR101361956B1 KR 101361956 B1 KR101361956 B1 KR 101361956B1 KR 1020090119387 A KR1020090119387 A KR 1020090119387A KR 20090119387 A KR20090119387 A KR 20090119387A KR 101361956 B1 KR101361956 B1 KR 101361956B1
- Authority
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- South Korea
- Prior art keywords
- gate
- common
- common voltage
- liquid crystal
- data
- Prior art date
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 48
- 210000002858 crystal cell Anatomy 0.000 claims abstract description 11
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 10
- 239000000872 buffer Substances 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 239000013310 covalent-organic framework Substances 0.000 description 18
- 239000011521 glass Substances 0.000 description 13
- 239000000758 substrate Substances 0.000 description 12
- SXHLTVKPNQVZGL-UHFFFAOYSA-N 1,2-dichloro-3-(3-chlorophenyl)benzene Chemical compound ClC1=CC=CC(C=2C(=C(Cl)C=CC=2)Cl)=C1 SXHLTVKPNQVZGL-UHFFFAOYSA-N 0.000 description 7
- 101100033865 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) RFA1 gene Proteins 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 101100524516 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) RFA2 gene Proteins 0.000 description 1
- 206010047571 Visual impairment Diseases 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical group 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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
- G09G3/3648—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
- 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
- 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
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (8)
- 다수의 게이트라인들과 다수의 데이터라인들이 교차되고, 이 교차 영역마다 액정셀들이 매트릭스 형태로 배치된 액정표시패널;상기 액정셀들의 공통전극에 접속되는 패널 공통라인;상기 공통전극에 인가될 공통전압을 발생하는 전원회로;상기 데이터라인들을 구동하기 위한 데이터 드라이버 IC를 각각 포함한 다수의 데이터 회로군들;상기 게이트라인들을 구동하기 위한 게이트 드라이버 IC를 각각 포함한 다수의 게이트 회로군들을 구비하고,상기 데이터 회로군들 중 적어도 어느 하나는 상기 공통전압을 제1 LOG형 신호라인군에 공급하는 제1 더미 배선군을 구비하며,상기 게이트 회로군들 각각은 상기 제1 LOG형 신호라인군에 접속된 제2 더미 배선군과 상기 제2 더미 배선군에 접속된 제2 LOG형 신호라인군을 통해 상기 제1 LOG형 신호라인군으로부터 공급받은 공통전압을 상기 패널 공통라인에 공급하는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 공통전압은 상기 게이트 회로군들 각각의 게이트 드라이버 IC 내에서 안정화 된 후 상기 패널 공통라인에 공급되는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 제1 더미 배선군을 구비하는 데이터 회로군들은 첫 번째 및 마지막 번째 데이터 회로군인 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 제1 LOG형 신호라인군은 서로 인접한 상기 게이트 회로군들을 더 연결하는 것을 특징으로 하는 액정표시장치.
- 삭제
- 제 1 항에 있어서,상기 게이트 회로군들 각각의 게이트 드라이버 IC는, 상기 제2 더미 배선군으로부터 입력되는 공통전압을 안정화시킨 후 상기 제2 LOG형 신호라인군에 공급하기 위한 1개 또는 2개의 버퍼를 포함하는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 전원회로는 상기 데이터 회로군들에 접속된 소스 PCB에 실장되며;상기 공통전압은 상기 소스 PCB에 형성된 공통전압 공급배선을 통해 상기 제1 더미 배선군에 인가되는 것을 특징으로 하는 액정표시장치.
- 제 7 항에 있어서,상기 공통전압 공급배선에는 상기 공통전압의 신호 감쇠를 최소화하기 위한 적어도 1개 이상의 버퍼가 접속되는 것을 특징으로 하는 액정표시장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090119387A KR101361956B1 (ko) | 2009-12-03 | 2009-12-03 | 액정표시장치 |
CN2010105219924A CN102087433B (zh) | 2009-12-03 | 2010-10-25 | 液晶显示器 |
US12/948,339 US8760378B2 (en) | 2009-12-03 | 2010-11-17 | Liquid crystal display for reducing distortion of common voltage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090119387A KR101361956B1 (ko) | 2009-12-03 | 2009-12-03 | 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110062608A KR20110062608A (ko) | 2011-06-10 |
KR101361956B1 true KR101361956B1 (ko) | 2014-02-12 |
Family
ID=44081569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090119387A KR101361956B1 (ko) | 2009-12-03 | 2009-12-03 | 액정표시장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8760378B2 (ko) |
KR (1) | KR101361956B1 (ko) |
CN (1) | CN102087433B (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101917753B1 (ko) * | 2011-06-24 | 2018-11-13 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 표시 장치 |
CN102650785A (zh) * | 2012-03-02 | 2012-08-29 | 京东方科技集团股份有限公司 | 显示面板以及显示装置 |
KR101307260B1 (ko) * | 2012-03-29 | 2013-09-10 | 엘지디스플레이 주식회사 | 라인 온 글라스형 액정표시장치 및 그 제조방법 |
KR102167712B1 (ko) * | 2013-12-05 | 2020-10-20 | 삼성디스플레이 주식회사 | 데이터 구동 장치 및 이를 포함하는 표시 장치 |
KR102339652B1 (ko) * | 2015-01-26 | 2021-12-16 | 엘지디스플레이 주식회사 | 표시패널 및 이를 포함하는 표시장치 |
KR102357317B1 (ko) * | 2015-05-11 | 2022-01-28 | 삼성디스플레이 주식회사 | 표시 패널 |
KR102367246B1 (ko) * | 2015-07-27 | 2022-02-25 | 삼성디스플레이 주식회사 | 표시 장치 |
CN105516626B (zh) * | 2015-12-02 | 2019-03-15 | 深圳市华星光电技术有限公司 | 内容提供设备、液晶显示装置及显示系统 |
KR102748299B1 (ko) * | 2016-12-15 | 2024-12-27 | 엘지디스플레이 주식회사 | 표시패널 및 이를 이용한 표시장치 |
KR102349504B1 (ko) * | 2017-06-08 | 2022-01-11 | 엘지디스플레이 주식회사 | 액정 표시 장치 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050068840A (ko) * | 2003-12-30 | 2005-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그 구동방법 |
KR20050096801A (ko) * | 2004-03-29 | 2005-10-06 | 노바텍 마이크로일렉트로닉스 코포레이션 | 액정 표시 장치의 구동 회로 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100933449B1 (ko) * | 2003-06-24 | 2009-12-23 | 엘지디스플레이 주식회사 | 액정 표시 패널의 구동 방법 및 장치 |
KR101127847B1 (ko) * | 2005-06-28 | 2012-03-21 | 엘지디스플레이 주식회사 | 라인 온 글래스형 액정표시장치 |
KR101351381B1 (ko) * | 2006-11-06 | 2014-01-16 | 엘지디스플레이 주식회사 | 액정표시장치와 그 구동방법 |
KR101400384B1 (ko) * | 2007-11-21 | 2014-05-26 | 엘지디스플레이 주식회사 | 액정표시장치 |
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2009
- 2009-12-03 KR KR1020090119387A patent/KR101361956B1/ko active IP Right Grant
-
2010
- 2010-10-25 CN CN2010105219924A patent/CN102087433B/zh not_active Expired - Fee Related
- 2010-11-17 US US12/948,339 patent/US8760378B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050068840A (ko) * | 2003-12-30 | 2005-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그 구동방법 |
KR20050096801A (ko) * | 2004-03-29 | 2005-10-06 | 노바텍 마이크로일렉트로닉스 코포레이션 | 액정 표시 장치의 구동 회로 |
Also Published As
Publication number | Publication date |
---|---|
US8760378B2 (en) | 2014-06-24 |
CN102087433A (zh) | 2011-06-08 |
CN102087433B (zh) | 2013-07-31 |
KR20110062608A (ko) | 2011-06-10 |
US20110134102A1 (en) | 2011-06-09 |
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