KR100729769B1 - 액정 표시 장치 - Google Patents
액정 표시 장치 Download PDFInfo
- Publication number
- KR100729769B1 KR100729769B1 KR1020010034367A KR20010034367A KR100729769B1 KR 100729769 B1 KR100729769 B1 KR 100729769B1 KR 1020010034367 A KR1020010034367 A KR 1020010034367A KR 20010034367 A KR20010034367 A KR 20010034367A KR 100729769 B1 KR100729769 B1 KR 100729769B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- gamma
- liquid crystal
- kickback
- gamma voltage
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 16
- 241001270131 Agaricus moelleri Species 0.000 claims description 3
- 206010047571 Visual impairment Diseases 0.000 abstract description 11
- 239000003990 capacitor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000003071 parasitic effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 235000013599 spices Nutrition 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
- G09G3/2007—Display of intermediate tones
- G09G3/2011—Display of intermediate tones by amplitude modulation
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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
-
- 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
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0219—Reducing feedthrough effects in active matrix panels, i.e. voltage changes on the scan electrode influencing the pixel voltage due to capacitive coupling
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (4)
- PCB 모듈에서 공급되는 감마 전압을 이용하여 소스 드라이버가 계조 전압을 발생시킴으로써 화상을 표시하는 액정 표시 장치에 있어서,사용자가 소정의 방법으로 디스플레이 현재 화면에 대한 소정의 킥백 전압을 입력하면, 중간 계조에서의 킥백 전압만큼 공통 전압을 변경시킬 수 있는 공통 전압 제어 신호를 발생시키며, 중간 계조를 제외한 나머지 계조의 감마 전압을 순서없이 선택하여, 이에 대응하는 감마 전압을 변경시키는 감마 전압 발생 장치; 및상기 공통 전압 제어 신호를 받아 중간 계조에서의 킥백 전압만큼 공통 전압을 변경시켜 액정 패널에 출력하는 공통 전압 발생 장치를 포함하는 액정 표시 장치.
- 감마 전압 발생 장치에서 공급되는 감마 전압을 이용하여 소스 드라이버가 계조 전압을 발생시킴으로써 화상을 표시하는 액정 표시 장치의 구동 방법에 있어서,(a) 사용자가 소정의 방법으로 디스플레이 현재 화면에 대한 소정의 킥백 전압을 입력하면, 상기 감마 전압 발생 장치가 중간 계조에서의 킥백 전압만큼 공통 전압을 변경시킬 수 있는 공통 전압 제어 신호를 발생시키는 단계; 및(b) 상기 감마 전압 발생 장치가 중간 계조를 제외한 나머지 계조의 감마 전압을 순서없이 선택하여, 이에 대응하는 감마 전압을 변경시키는 단계를 포함하는 액정 표시 장치의 구동 방법.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010034367A KR100729769B1 (ko) | 2001-06-18 | 2001-06-18 | 액정 표시 장치 |
PCT/KR2002/001153 WO2002103437A2 (en) | 2001-06-18 | 2002-06-18 | Liquid crystal display |
JP2003505696A JP4278510B2 (ja) | 2001-06-18 | 2002-06-18 | 液晶表示装置及び駆動方法 |
EP02741465.5A EP1407444B1 (en) | 2001-06-18 | 2002-06-18 | Liquid crystal display |
AU2002314575A AU2002314575A1 (en) | 2001-06-18 | 2002-06-18 | Liquid crystal display |
US10/482,241 US7193595B2 (en) | 2001-06-18 | 2002-06-18 | Liquid crystal display |
CNB028153626A CN1312653C (zh) | 2001-06-18 | 2002-06-18 | 液晶显示器 |
US11/712,337 US7417612B2 (en) | 2001-06-18 | 2007-02-27 | Liquid crystal display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010034367A KR100729769B1 (ko) | 2001-06-18 | 2001-06-18 | 액정 표시 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020095979A KR20020095979A (ko) | 2002-12-28 |
KR100729769B1 true KR100729769B1 (ko) | 2007-06-20 |
Family
ID=19710981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020010034367A KR100729769B1 (ko) | 2001-06-18 | 2001-06-18 | 액정 표시 장치 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7193595B2 (ko) |
EP (1) | EP1407444B1 (ko) |
JP (1) | JP4278510B2 (ko) |
KR (1) | KR100729769B1 (ko) |
CN (1) | CN1312653C (ko) |
AU (1) | AU2002314575A1 (ko) |
WO (1) | WO2002103437A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150102160A (ko) * | 2014-02-27 | 2015-09-07 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 및 액정 표시 장치의 구동 방법 |
Families Citing this family (38)
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KR100498542B1 (ko) | 2002-09-06 | 2005-07-01 | 엘지.필립스 엘시디 주식회사 | 액정표시장치의 신호구동회로 및 구동방법 |
KR100905669B1 (ko) * | 2002-12-12 | 2009-06-30 | 엘지디스플레이 주식회사 | 강유전성 액정의 전계배향방법과 이를 이용한 액정표시장치 |
KR100962503B1 (ko) * | 2003-11-22 | 2010-06-15 | 엘지디스플레이 주식회사 | 액정표시소자의 감마보정회로 |
KR100767583B1 (ko) * | 2003-12-29 | 2007-10-17 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 구동회로 |
EP1583070A1 (en) * | 2004-03-30 | 2005-10-05 | STMicroelectronics S.r.l. | Method for designing a structure for driving display devices |
US8106862B2 (en) * | 2004-05-19 | 2012-01-31 | Sharp Kabushiki Kaisha | Liquid crystal display device for reducing influence of voltage drop in time-division driving, method for driving the same, liquid crystal television having the same and liquid crystal monitor having the same |
TWI336876B (en) * | 2004-11-10 | 2011-02-01 | Himax Tech Inc | Data driving system and display having adjustable common voltage |
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KR101361621B1 (ko) * | 2007-02-15 | 2014-02-11 | 삼성디스플레이 주식회사 | 표시장치 및 이의 구동방법 |
KR100891331B1 (ko) | 2007-03-13 | 2009-03-31 | 삼성전자주식회사 | 킥-백 전압 보상 방법 및 이를 이용한 액정 표시 장치 |
KR101365066B1 (ko) * | 2007-05-11 | 2014-02-19 | 삼성디스플레이 주식회사 | 감마전압 발생방법, 이를 수행하기 위한 구동 회로 및 이를구비한 표시 장치 |
CN101399021B (zh) * | 2007-09-29 | 2010-08-11 | 北京京东方光电科技有限公司 | 伽玛电压产生装置及液晶显示装置 |
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CN101727858B (zh) * | 2008-10-10 | 2012-05-30 | 北京京东方光电科技有限公司 | 残像消除方法及装置 |
CN101751842B (zh) * | 2008-12-03 | 2012-07-25 | 群康科技(深圳)有限公司 | 平面显示装置 |
CN101546509B (zh) * | 2009-04-23 | 2011-08-10 | 北京德为视讯科技股份有限公司 | 显示器目标Gamma曲线的生成方法 |
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GB0920684D0 (en) | 2009-11-26 | 2010-01-13 | Plastic Logic Ltd | Display systems |
US8373729B2 (en) * | 2010-03-22 | 2013-02-12 | Apple Inc. | Kickback compensation techniques |
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CN102708825A (zh) | 2012-05-31 | 2012-10-03 | 京东方科技集团股份有限公司 | 伽马参考电压的设定方法、装置、驱动电路及显示装置 |
TWI469532B (zh) * | 2012-06-29 | 2015-01-11 | Raydium Semiconductor Corp | 數位類比轉換器 |
TWI466097B (zh) * | 2012-07-05 | 2014-12-21 | Novatek Microelectronics Corp | 數位類比轉換器及其源極驅動晶片 |
TWI464723B (zh) * | 2012-11-12 | 2014-12-11 | Novatek Microelectronics Corp | 顯示裝置 |
CN103295550B (zh) * | 2013-05-31 | 2015-03-11 | 京东方科技集团股份有限公司 | 一种驱动电压确定方法及装置 |
KR102161198B1 (ko) * | 2014-01-20 | 2020-10-05 | 삼성디스플레이 주식회사 | 3d 영상 표시 장치 및 그 구동 방법 |
KR102363770B1 (ko) | 2014-07-15 | 2022-02-17 | 엘지디스플레이 주식회사 | 액정 패널, 액정 디스플레이 장치와 이의 구동 방법 |
WO2016010376A1 (ko) * | 2014-07-15 | 2016-01-21 | 엘지디스플레이 주식회사 | 액정 패널, 액정 디스플레이 장치와 이의 구동 방법 |
KR20160012309A (ko) * | 2014-07-23 | 2016-02-03 | 삼성디스플레이 주식회사 | 표시 장치 및 그것의 구동 방법 |
CN104157251B (zh) * | 2014-07-25 | 2016-06-01 | 京东方科技集团股份有限公司 | 一种伽玛电压调节方法、伽玛电压调节装置和显示装置 |
CN104460076A (zh) * | 2014-12-30 | 2015-03-25 | 合肥京东方光电科技有限公司 | 一种电压补偿方法、装置及显示设备 |
CN104851407B (zh) * | 2015-06-11 | 2018-02-06 | 京东方科技集团股份有限公司 | 一种显示模组驱动电压的调整方法及调整装置 |
KR102679055B1 (ko) * | 2017-02-13 | 2024-07-02 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
CN110060618A (zh) * | 2019-04-02 | 2019-07-26 | 北海惠科光电技术有限公司 | 显示面板的电压调节方法及显示装置 |
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2001
- 2001-06-18 KR KR1020010034367A patent/KR100729769B1/ko active IP Right Grant
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2002
- 2002-06-18 JP JP2003505696A patent/JP4278510B2/ja not_active Expired - Lifetime
- 2002-06-18 EP EP02741465.5A patent/EP1407444B1/en not_active Expired - Lifetime
- 2002-06-18 AU AU2002314575A patent/AU2002314575A1/en not_active Abandoned
- 2002-06-18 CN CNB028153626A patent/CN1312653C/zh not_active Expired - Lifetime
- 2002-06-18 US US10/482,241 patent/US7193595B2/en not_active Expired - Lifetime
- 2002-06-18 WO PCT/KR2002/001153 patent/WO2002103437A2/en active Application Filing
-
2007
- 2007-02-27 US US11/712,337 patent/US7417612B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US5896117A (en) * | 1995-09-29 | 1999-04-20 | Samsung Electronics, Co., Ltd. | Drive circuit with reduced kickback voltage for liquid crystal display |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150102160A (ko) * | 2014-02-27 | 2015-09-07 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 및 액정 표시 장치의 구동 방법 |
KR102185786B1 (ko) * | 2014-02-27 | 2020-12-03 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 및 액정 표시 장치의 구동 방법 |
Also Published As
Publication number | Publication date |
---|---|
WO2002103437A2 (en) | 2002-12-27 |
CN1312653C (zh) | 2007-04-25 |
US7417612B2 (en) | 2008-08-26 |
US20040169629A1 (en) | 2004-09-02 |
KR20020095979A (ko) | 2002-12-28 |
AU2002314575A1 (en) | 2003-01-02 |
WO2002103437A3 (en) | 2003-11-06 |
EP1407444B1 (en) | 2016-03-30 |
EP1407444A2 (en) | 2004-04-14 |
US7193595B2 (en) | 2007-03-20 |
JP4278510B2 (ja) | 2009-06-17 |
CN1539135A (zh) | 2004-10-20 |
JP2004530171A (ja) | 2004-09-30 |
US20070211006A1 (en) | 2007-09-13 |
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