KR100560018B1 - 액정표시장치의 구동회로 - Google Patents
액정표시장치의 구동회로 Download PDFInfo
- Publication number
- KR100560018B1 KR100560018B1 KR1019990054294A KR19990054294A KR100560018B1 KR 100560018 B1 KR100560018 B1 KR 100560018B1 KR 1019990054294 A KR1019990054294 A KR 1019990054294A KR 19990054294 A KR19990054294 A KR 19990054294A KR 100560018 B1 KR100560018 B1 KR 100560018B1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- voltage
- gate
- source
- signal
- 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
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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
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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
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
-
- 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
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (3)
- 컬러 필터 기판과 TFT기판사이에 액정이 주입되어 형성되며, TFT기판에는 매트릭스 형상으로 복수 개의 TFT가 형성되고, 상기 TFT의 스위칭과 그에 따른 상기 TFT에 해당하는 화소의 충전에 따라 소정 화면을 형성하는 액정 패널;상기 액정 패널의 상기 소정 화면을 형성하기 위한 복수의 컨트롤 신호와, 데이터와, 게이트 온/오프 전압 및 계조 전압을 생성하여 출력하는 신호 처리부;상기 신호 처리부에서 인가되는 상기 데이터와 상기 계조 전압 및 일부 컨트롤 신호로써 소스 신호를 생성하여 상기 액정 패널에 소스 신호들을 공급하는 복수 개의 소스 드라이브 아이시;상기 신호 처리부에서 상기 게이트 온/오프 전압 및 일부 컨트롤 신호를 인가받아 게이트 신호를 생성하여 상기 액정 패널에 게이트 신호를 공급하는 복수 개의 게이트 드라이브 아이시; 및정전압이 인가되는 저항 스트링을 구비하여 상기 복수 개의 소스 드라이브 아이시의 수에 대응되는 보상 전압을 각 소스 드라이브 아이시에 인가하는 전압 강하 수단을 구비하며,상기 게이트 신호의 지연에 따른 화소의 충전부족을 상기 보상전압으로 보상함을 특징으로 하는 액정표시장치의 구동회로.
- 제 1항에 있어서, 상기 보상전압은 게이트 드라이브 아이시로부터 멀어질수 록 큰 값을 가짐을 특징으로 하는 액정표시장치의 구동회로.
- 제 1항 또는 제 2항에 있어서, 상기 소스 드라이브 아이시들에 인가되는 보상 전압들간의 차는 계조 전압간의 최소 전위를 넘지 않도록 전압 강하량이 설정된 것을 특징으로 하는 액정표시장치의 구동회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990054294A KR100560018B1 (ko) | 1999-12-01 | 1999-12-01 | 액정표시장치의 구동회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990054294A KR100560018B1 (ko) | 1999-12-01 | 1999-12-01 | 액정표시장치의 구동회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010053782A KR20010053782A (ko) | 2001-07-02 |
KR100560018B1 true KR100560018B1 (ko) | 2006-03-13 |
Family
ID=19623058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990054294A Expired - Fee Related KR100560018B1 (ko) | 1999-12-01 | 1999-12-01 | 액정표시장치의 구동회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100560018B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030008692A (ko) * | 2001-07-19 | 2003-01-29 | 엘지전자 주식회사 | 평면 전계방출 표시소자의 구동장치 및 방법 |
KR101006441B1 (ko) * | 2003-11-20 | 2011-01-06 | 삼성전자주식회사 | 액정 표시판 조립체 및 액정 표시 장치 |
KR101102017B1 (ko) * | 2004-03-31 | 2012-01-04 | 엘지디스플레이 주식회사 | 액정 표시 패널의 게이트-온 전압 발생 방법 및 장치 |
KR101107676B1 (ko) * | 2004-11-11 | 2012-01-25 | 엘지디스플레이 주식회사 | 액정표시장치의 화소 충전량 보상 회로 및 방법 |
KR20080087525A (ko) | 2007-03-27 | 2008-10-01 | 삼성전자주식회사 | 액정표시장치와 액정표시장치의 구동방법 |
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1999
- 1999-12-01 KR KR1019990054294A patent/KR100560018B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20010053782A (ko) | 2001-07-02 |
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