CN100481197C - 用于产生和控制模拟驱动电压和共电极电压的装置和方法 - Google Patents
用于产生和控制模拟驱动电压和共电极电压的装置和方法 Download PDFInfo
- Publication number
- CN100481197C CN100481197C CNB2005100919695A CN200510091969A CN100481197C CN 100481197 C CN100481197 C CN 100481197C CN B2005100919695 A CNB2005100919695 A CN B2005100919695A CN 200510091969 A CN200510091969 A CN 200510091969A CN 100481197 C CN100481197 C CN 100481197C
- Authority
- CN
- China
- Prior art keywords
- voltage
- common electrode
- ripple
- level
- analog drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
- H02M1/15—Arrangements for reducing ripples from dc input or output using active elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
AVDD | 对比率 | 液晶显示面板的电流消耗(MAX) |
7.0V | 300:1 | 360mA |
7.4V | 330:1 | 405mA |
7.6V | 350:1 | 420mA |
7.8V | 380:1 | 450mA |
8.0V | 400:1 | 470mA |
AVDD电压的波纹振幅(mV) | 波纹电平 | 调整的AVDD电压(V) |
300以上 | 高 | 7.6 |
200~300 | 中 | 7.8 |
100~200 | 低 | 8.0 |
Claims (23)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040071287A KR101056373B1 (ko) | 2004-09-07 | 2004-09-07 | 액정 표시 장치의 아날로그 구동 전압 및 공통 전극 전압발생 장치 및 액정 표시 장치의 아날로그 구동 전압 및공통 전극 전압 제어 방법 |
KR71287/04 | 2004-09-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1746960A CN1746960A (zh) | 2006-03-15 |
CN100481197C true CN100481197C (zh) | 2009-04-22 |
Family
ID=36158519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100919695A Expired - Fee Related CN100481197C (zh) | 2004-09-07 | 2005-08-15 | 用于产生和控制模拟驱动电压和共电极电压的装置和方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7821512B2 (zh) |
JP (1) | JP4730685B2 (zh) |
KR (1) | KR101056373B1 (zh) |
CN (1) | CN100481197C (zh) |
TW (1) | TWI395175B (zh) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7593270B2 (en) * | 2005-06-30 | 2009-09-22 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
US7567479B2 (en) * | 2005-06-30 | 2009-07-28 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4151688B2 (ja) * | 2005-06-30 | 2008-09-17 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US7764278B2 (en) * | 2005-06-30 | 2010-07-27 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
KR100828792B1 (ko) * | 2005-06-30 | 2008-05-09 | 세이코 엡슨 가부시키가이샤 | 집적 회로 장치 및 전자 기기 |
JP4830371B2 (ja) * | 2005-06-30 | 2011-12-07 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
JP4186970B2 (ja) * | 2005-06-30 | 2008-11-26 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US7561478B2 (en) * | 2005-06-30 | 2009-07-14 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
US20070001984A1 (en) * | 2005-06-30 | 2007-01-04 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4661400B2 (ja) * | 2005-06-30 | 2011-03-30 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US20070001974A1 (en) * | 2005-06-30 | 2007-01-04 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4010334B2 (ja) * | 2005-06-30 | 2007-11-21 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
JP4010332B2 (ja) * | 2005-06-30 | 2007-11-21 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US20070001975A1 (en) * | 2005-06-30 | 2007-01-04 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4010336B2 (ja) * | 2005-06-30 | 2007-11-21 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US7564734B2 (en) * | 2005-06-30 | 2009-07-21 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
KR100850614B1 (ko) * | 2005-06-30 | 2008-08-05 | 세이코 엡슨 가부시키가이샤 | 집적 회로 장치 및 전자 기기 |
JP4345725B2 (ja) * | 2005-06-30 | 2009-10-14 | セイコーエプソン株式会社 | 表示装置及び電子機器 |
US20070016700A1 (en) * | 2005-06-30 | 2007-01-18 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4010333B2 (ja) * | 2005-06-30 | 2007-11-21 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
JP4661401B2 (ja) * | 2005-06-30 | 2011-03-30 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
US20070001970A1 (en) * | 2005-06-30 | 2007-01-04 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
US7755587B2 (en) * | 2005-06-30 | 2010-07-13 | Seiko Epson Corporation | Integrated circuit device and electronic instrument |
JP4010335B2 (ja) * | 2005-06-30 | 2007-11-21 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
KR100826695B1 (ko) | 2005-06-30 | 2008-04-30 | 세이코 엡슨 가부시키가이샤 | 집적 회로 장치 및 전자 기기 |
JP4665677B2 (ja) | 2005-09-09 | 2011-04-06 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
JP4586739B2 (ja) * | 2006-02-10 | 2010-11-24 | セイコーエプソン株式会社 | 半導体集積回路及び電子機器 |
KR101246786B1 (ko) * | 2006-03-28 | 2013-03-26 | 엘지디스플레이 주식회사 | 액정패널 구동모드제어회로와 이를 구비한 액정표시장치 및그 액정표시장치의 구동방법 |
KR101260838B1 (ko) * | 2006-06-30 | 2013-05-06 | 엘지디스플레이 주식회사 | 액정표시장치 |
TWI356379B (en) * | 2006-11-27 | 2012-01-11 | Chimei Innolux Corp | Regulating circuit for common electrode voltage, d |
TWI342539B (en) | 2006-12-29 | 2011-05-21 | Chimei Innolux Corp | Liquid crystal display and display method of same |
KR101308455B1 (ko) * | 2007-03-07 | 2013-09-16 | 엘지디스플레이 주식회사 | 액정 표시장치 |
TWI451389B (zh) * | 2007-07-13 | 2014-09-01 | Innolux Corp | 液晶顯示器及其公共電壓驅動方法 |
CN101344657B (zh) * | 2007-07-13 | 2010-07-14 | 群康科技(深圳)有限公司 | 液晶显示器及其公共电压驱动方法 |
KR100893473B1 (ko) * | 2008-02-28 | 2009-04-17 | 삼성모바일디스플레이주식회사 | 유기전계발광 표시장치 및 그의 구동방법 |
KR101490483B1 (ko) | 2008-09-05 | 2015-02-05 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
CN101750765B (zh) * | 2008-12-18 | 2011-12-28 | 北京京东方光电科技有限公司 | 液晶显示器公共电极线断线不良的检测方法 |
US20110164076A1 (en) * | 2010-01-06 | 2011-07-07 | Sang Tae Lee | Cost-effective display methods and apparatuses |
KR101657217B1 (ko) | 2010-01-14 | 2016-09-19 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 구동 방법 |
TWI423212B (zh) * | 2010-01-26 | 2014-01-11 | Himax Tech Ltd | 平面顯示器的共電壓產生器及方法 |
KR102097411B1 (ko) * | 2012-08-14 | 2020-04-07 | 삼성디스플레이 주식회사 | 전압 발생기 및 그것을 포함하는 표시 장치 |
KR102048049B1 (ko) | 2013-05-14 | 2019-11-25 | 삼성디스플레이 주식회사 | 표시 장치 |
KR102103795B1 (ko) | 2013-08-23 | 2020-04-27 | 삼성디스플레이 주식회사 | 리플 보상 회로, 이를 이용한 표시 패널의 구동 방법 및 이를 포함하는 표시 장치 |
KR20150059525A (ko) | 2013-11-22 | 2015-06-01 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 구동 방법 |
KR102131307B1 (ko) * | 2013-12-12 | 2020-07-08 | 삼성디스플레이 주식회사 | 표시 장치 |
KR102105329B1 (ko) * | 2013-12-31 | 2020-04-29 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
KR102215086B1 (ko) * | 2014-09-16 | 2021-02-15 | 삼성디스플레이 주식회사 | 전압 공급 회로 및 이를 포함하는 디스플레이 장치 |
KR102273498B1 (ko) * | 2014-12-24 | 2021-07-07 | 엘지디스플레이 주식회사 | 액정표시장치와 이의 구동방법 |
KR102595135B1 (ko) | 2017-01-09 | 2023-10-31 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 제어 방법 |
CN111369942B (zh) * | 2020-03-26 | 2022-01-14 | 维沃移动通信有限公司 | 驱动电压调整方法和电子设备 |
TWI738417B (zh) * | 2020-07-10 | 2021-09-01 | 友達光電股份有限公司 | 顯示裝置以及驅動方法 |
CN112382248B (zh) * | 2020-11-06 | 2022-02-15 | 昆山龙腾光电股份有限公司 | 一种驱动电路及显示装置 |
KR20220151075A (ko) * | 2021-05-04 | 2022-11-14 | 삼성디스플레이 주식회사 | 표시 장치 및 표시 장치의 구동 방법 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57123516A (en) * | 1981-01-23 | 1982-08-02 | Matsushita Electric Ind Co Ltd | Thin-film magnetic head |
JPS57123516U (zh) * | 1981-01-26 | 1982-08-02 | ||
EP0542307B1 (en) * | 1991-11-15 | 1997-08-06 | Asahi Glass Company Ltd. | Image display device and a method of driving the same |
KR100635937B1 (ko) * | 1997-07-18 | 2007-01-31 | 삼성전자주식회사 | 액정표시장치 |
JP2001268894A (ja) * | 2000-03-22 | 2001-09-28 | Seiko Instruments Inc | 昇圧回路 |
JP3966683B2 (ja) * | 2000-10-26 | 2007-08-29 | 株式会社アドバンスト・ディスプレイ | 液晶表示装置 |
TW554625B (en) * | 2000-12-08 | 2003-09-21 | Silicon Graphics Inc | Compact flat panel color calibration system |
KR100419090B1 (ko) * | 2001-02-19 | 2004-02-19 | 삼성전자주식회사 | 시야각에 적응하는 액정 표시 장치 |
KR100438786B1 (ko) * | 2002-04-23 | 2004-07-05 | 삼성전자주식회사 | 저전력 고효율의 액정표시장치 구동 전압 발생 회로 및 그방법 |
JP2004086146A (ja) * | 2002-06-27 | 2004-03-18 | Fujitsu Display Technologies Corp | 液晶表示装置の駆動方法及び駆動制御回路、及びそれを備えた液晶表示装置 |
TWI286236B (en) * | 2002-09-17 | 2007-09-01 | Adv Lcd Tech Dev Ct Co Ltd | Memory circuit, display circuit, and display device |
US6760238B2 (en) * | 2002-10-24 | 2004-07-06 | Bc Systems, Inc | Apparatus and method for DC/DC converter having high speed and accuracy |
KR100900548B1 (ko) * | 2002-12-17 | 2009-06-02 | 삼성전자주식회사 | 크기가 다른 공통 전압을 생성하는 액정 표시 장치 |
JP4395714B2 (ja) * | 2003-09-02 | 2010-01-13 | セイコーエプソン株式会社 | 電気光学装置のクロストーク補正方法、その補正回路、電気光学装置および電子機器 |
-
2004
- 2004-09-07 KR KR1020040071287A patent/KR101056373B1/ko not_active IP Right Cessation
- 2004-11-30 JP JP2004345822A patent/JP4730685B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-23 US US11/166,689 patent/US7821512B2/en not_active Expired - Fee Related
- 2005-07-07 TW TW094123064A patent/TWI395175B/zh not_active IP Right Cessation
- 2005-08-15 CN CNB2005100919695A patent/CN100481197C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1746960A (zh) | 2006-03-15 |
US7821512B2 (en) | 2010-10-26 |
JP4730685B2 (ja) | 2011-07-20 |
TWI395175B (zh) | 2013-05-01 |
KR20060022458A (ko) | 2006-03-10 |
TW200625231A (en) | 2006-07-16 |
KR101056373B1 (ko) | 2011-08-11 |
US20060050042A1 (en) | 2006-03-09 |
JP2006079044A (ja) | 2006-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100481197C (zh) | 用于产生和控制模拟驱动电压和共电极电压的装置和方法 | |
US7999785B2 (en) | Light-source module for display device and display device having the same | |
US8730146B2 (en) | Drive voltage generating circuit and liquid crystal display including the same | |
US8139056B2 (en) | Plural power generating units for use in a liquid crystal display and control thereof | |
CN100437417C (zh) | 公共电压生成电路、电源电路、显示驱动器和公共电压生成方法 | |
KR101708371B1 (ko) | 백라이트 유닛 및 이를 갖는 표시장치 | |
US8289256B2 (en) | Liquid crystal display having a gate voltage generator for varying gate on/off voltage according to change in temperature | |
CN102891655B (zh) | 具有瞬时辅助电路的vcom放大器 | |
US20090021508A1 (en) | Light source module for display device and display device having the same | |
US20080018634A1 (en) | Liquid crystal display device and driving method thereof | |
CN101191919B (zh) | 公共电极电压调整电路、液晶面板驱动电路及液晶显示器 | |
CN108288458A (zh) | 显示装置 | |
US20040113907A1 (en) | Method and apparatus for supply of power source in liquid crystal display | |
KR101878175B1 (ko) | Dc-dc 컨버터 및 그 제어방법과 이를 이용한 표시장치 | |
KR101252088B1 (ko) | 액정표시장치 | |
TW200823842A (en) | Regulating circuit for common electrode voltage, driving circuit of liquid crystal panel and liquid crystal display using same | |
KR20070067968A (ko) | 감마 전압 생성 방법 및 장치와 이를 이용한 액정 표시장치와 그의 구동 방법 | |
KR101267039B1 (ko) | 전압 승압 회로 | |
KR20070059457A (ko) | 액정 표시 장치의 구동 전압 발생 모듈 | |
KR20090010748A (ko) | 액정 표시장치 및 그의 구동방법 | |
KR20070075796A (ko) | 구동 전압 생성 회로 및 이를 포함하는 액정 표시 장치 | |
KR101594061B1 (ko) | 온도 특성 보상을 위한 구동전압 생성회로 및 이를 구비한 액정표시장치 | |
KR101374101B1 (ko) | 액정표시장치 | |
KR101159352B1 (ko) | 액정표시장치 및 그의 구동 방법 | |
KR100830096B1 (ko) | 액정표시장치 및 그 구동방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SAMSUNG DISPLAY CO., LTD. Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20121106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121106 Address after: Gyeonggi Do, South Korea Patentee after: Samsung Display Co., Ltd. Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20180815 |
|
CF01 | Termination of patent right due to non-payment of annual fee |