KR101285026B1 - 액정표시장치 - Google Patents
액정표시장치 Download PDFInfo
- Publication number
- KR101285026B1 KR101285026B1 KR1020060059795A KR20060059795A KR101285026B1 KR 101285026 B1 KR101285026 B1 KR 101285026B1 KR 1020060059795 A KR1020060059795 A KR 1020060059795A KR 20060059795 A KR20060059795 A KR 20060059795A KR 101285026 B1 KR101285026 B1 KR 101285026B1
- Authority
- KR
- South Korea
- Prior art keywords
- common voltage
- liquid crystal
- data
- common
- gate
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 98
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000009616 inductively coupled plasma Methods 0.000 description 41
- 235000010384 tocopherol Nutrition 0.000 description 41
- 235000019731 tricalcium phosphate Nutrition 0.000 description 41
- 239000000758 substrate Substances 0.000 description 22
- MPCDNZSLJWJDNW-UHFFFAOYSA-N 1,2,3-trichloro-4-(3,5-dichlorophenyl)benzene Chemical compound ClC1=CC(Cl)=CC(C=2C(=C(Cl)C(Cl)=CC=2)Cl)=C1 MPCDNZSLJWJDNW-UHFFFAOYSA-N 0.000 description 10
- 210000002858 crystal cell Anatomy 0.000 description 3
- UFNIBRDIUNVOMX-UHFFFAOYSA-N 2,4'-dichlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1Cl UFNIBRDIUNVOMX-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002834 transmittance Methods 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13454—Drivers integrated on the active matrix substrate
-
- 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
- G02F1/136—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
-
- 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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (10)
- 액정패널;상기 액정패널을 구동하는 제 1 및 제 2 드라이버 IC;상기 액정패널로 공통라인을 통해 공통전압을 공급하는 공통전압 생성부;상기 제 1 및 제 2 드라이버 IC 중 어느 하나의 드라이버 IC 내부에 내장되고 상기 공통라인과 연결되어 상기 공통전압을 보상하는 공통전압 보상부; 및상기 공통전압 보상부를 제어하는 제어부를 포함하고,상기 공통전압 보상부는 비반전 증폭기를 포함하고,상기 비반전 증폭기는,반전 단자에 상기 공통라인을 통해서 왜곡된 공통 전압이 인가되고,비반전 단자에는 상기 공통전압 생성부에서 생성된 공통전압이 공급되는 것을 특징으로 하는 액정표시장치.
- 제 1항에 있어서,상기 제어부는 상기 액정패널의 일측과 연결된 인쇄회로 기판상에 실장되는 것을 특징으로 하는 액정표시장치.
- 제 1항에 있어서,상기 제어부는,상기 반전 단자와 커패시터 사이에 연결되는 제1 저항,상기 반전 단자와 상기 비반전 증폭기의 출력 단자 사이에 연결된 제2 저항을 포함하는 액정표시장치.
- 삭제
- 제 1항에 있어서,상기 공통전압은 상기 공통전압 보상부의 기준전압인 것을 특징으로 하는 액정표시장치.
- 액정패널;상기 액정패널을 구동하는 제 1 및 제 2 드라이버 IC;상기 액정패널로 공통라인을 통해 공통전압을 공급하는 공통전압 생성부;상기 제 1 및 제 2 드라이버 IC 내부에 각각 내장되고 상기 공통라인과 연결되어 상기 공통전압을 보상하는 제 1 및 제 2 공통전압 보상부; 및상기 공통전압 보상부를 제어하는 제어부를 포함하고,상기 공통전압 보상부는 비반전 증폭기를 포함하고,상기 비반전 증폭기는,반전 단자에 상기 공통라인을 통해서 왜곡된 공통 전압이 인가되고,비반전 단자에는 상기 공통전압 생성부에서 생성된 공통전압이 공급되는 것을 특징으로 하는 액정표시장치.
- 제 6항에 있어서,상기 제어부는 상기 액정패널의 일측과 연결된 인쇄회로 기판상에 실장되는 것을 특징으로 하는 액정표시장치.
- 삭제
- 제 6항에 있어서,상기 공통전압은 상기 공통전압 보상부의 기준전압인 것을 특징으로 하는 액정표시장치.
- 제 3항에 있어서,상기 제1 및 제2 저항의 값은 조절 가능한 액정표시장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060059795A KR101285026B1 (ko) | 2006-06-29 | 2006-06-29 | 액정표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060059795A KR101285026B1 (ko) | 2006-06-29 | 2006-06-29 | 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
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KR20080001379A KR20080001379A (ko) | 2008-01-03 |
KR101285026B1 true KR101285026B1 (ko) | 2013-07-10 |
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KR1020060059795A KR101285026B1 (ko) | 2006-06-29 | 2006-06-29 | 액정표시장치 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010113274A (ja) * | 2008-11-10 | 2010-05-20 | Seiko Epson Corp | ビデオ電圧供給回路、電気光学装置および電子機器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040059321A (ko) * | 2002-12-28 | 2004-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 |
KR20050050896A (ko) * | 2003-11-26 | 2005-06-01 | 삼성전자주식회사 | 액정 표시 장치 |
KR20050096801A (ko) * | 2004-03-29 | 2005-10-06 | 노바텍 마이크로일렉트로닉스 코포레이션 | 액정 표시 장치의 구동 회로 |
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- 2006-06-29 KR KR1020060059795A patent/KR101285026B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040059321A (ko) * | 2002-12-28 | 2004-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 |
KR20050050896A (ko) * | 2003-11-26 | 2005-06-01 | 삼성전자주식회사 | 액정 표시 장치 |
KR20050096801A (ko) * | 2004-03-29 | 2005-10-06 | 노바텍 마이크로일렉트로닉스 코포레이션 | 액정 표시 장치의 구동 회로 |
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KR20080001379A (ko) | 2008-01-03 |
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