KR101467213B1 - 2도트 인버젼 액정표시장치의 구동 장치 - Google Patents
2도트 인버젼 액정표시장치의 구동 장치 Download PDFInfo
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- KR101467213B1 KR101467213B1 KR1020070106853A KR20070106853A KR101467213B1 KR 101467213 B1 KR101467213 B1 KR 101467213B1 KR 1020070106853 A KR1020070106853 A KR 1020070106853A KR 20070106853 A KR20070106853 A KR 20070106853A KR 101467213 B1 KR101467213 B1 KR 101467213B1
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- gate
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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
- G09G3/3614—Control of polarity reversal in general
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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
- G09G3/2003—Display of colours
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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
- G09G2310/00—Command of the display device
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
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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
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
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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
- G09G2320/0238—Improving the black level
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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)
Abstract
Description
Claims (12)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 게이트신호와 데이터제어신호를 출력하는 타이밍콘트롤러;상기 타이밍 콘트롤러로부터 출력된 상기 게이트신호를 액정패널의 각 게이트라인에 출력하는 게이트구동부; 및상기 타이밍 콘트롤러로부터 출력된 상기 데이터제어신호에 따라 화소신호를 생성하고, 상기 화소신호를 상기 액정패널의 각 데이터라인에 출력하는 데이터구동부를 포함하고,상기 타이밍 콘트롤러는,외부로부터 입력되는 디지털의 화소 데이터(RGB)를 샘플링한 후에 재정렬하여 출력하는 데이터 처리부;서로 다른 출력타이밍을 갖는 제1 및 제2게이트마스킹신호를 생성하는 타이밍신호 발생부;상기 화소신호의 극성변화에 따라 상기 제1 및 제2게이트마스킹신호 중 하나를 선택하여 출력하는 게이트마스킹신호 선택부; 및상기 게이트마스킹신호 선택부에서 선택된 게이트마스킹신호에 따라 원래의 게이트신호의 온 구간 중 프리차징 구간과 차징 구간의 폭을 조절하고, 프리차징 구간과 차징 구간의 폭이 조절된 게이트신호를 상기 화소신호의 극성변화가 없는 수평라인과 상기 화소신호의 극성변화가 있는 수평라인에 따라 상기 게이트구동부로 출력하는 게이트신호 처리부를 포함하는 것을 특징으로 하는 2도트 인버젼 액정표시장치의 구동 장치.
- 제7항에 있어서,상기 제1게이트마스킹신호는 원래의 제1게이트마스킹신호보다 늦게 출력되는 것을 특징으로 하는 2도트 인버젼 액정표시장치의 구동 장치.
- 제7항에 있어서,상기 제2게이트마스킹신호는 원래의 제2게이트마스킹신호보다 빠르게 출력되는 것을 특징으로 하는 2도트 인버젼 액정표시장치의 구동 장치.
- 삭제
- 제7항에 있어서,상기 게이트신호 처리부는,상기 화소신호의 극성변화가 있는 수평라인에 출력되는 상기 게이트신호의 차징 구간의 폭이 상기 화소신호의 극성변화가 없는 수평라인에 출력되는 상기 게이트신호의 차징 구간의 폭보다 긴 폭을 갖도록 상기 원래의 게이트신호의 온 구간 중 차징 구간의 폭을 조절하여 출력하는 2도트 인버젼 액정표시장치의 구동장치.
- 제7항에 있어서,상기 게이트신호 처리부는,상기 화소신호의 극성변화가 있는 수평라인에 출력되는 상기 게이트신호의 프리차징 구간의 폭이 상기 화소신호의 극성변화가 없는 수평라인에 출력되는 상기 게이트신호의 프리차징 구간의 폭보다 작은 폭을 갖도록 상기 원래의 게이트신호의 온 구간 중 차징 구간의 폭을 조절하여 출력하는 2도트 인버젼 액정표시장치의 구동장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070106853A KR101467213B1 (ko) | 2007-10-23 | 2007-10-23 | 2도트 인버젼 액정표시장치의 구동 장치 |
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KR1020070106853A KR101467213B1 (ko) | 2007-10-23 | 2007-10-23 | 2도트 인버젼 액정표시장치의 구동 장치 |
Publications (2)
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KR20090041249A KR20090041249A (ko) | 2009-04-28 |
KR101467213B1 true KR101467213B1 (ko) | 2014-12-02 |
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KR1020070106853A Active KR101467213B1 (ko) | 2007-10-23 | 2007-10-23 | 2도트 인버젼 액정표시장치의 구동 장치 |
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KR102096343B1 (ko) | 2013-08-05 | 2020-04-03 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050033731A (ko) * | 2003-10-07 | 2005-04-13 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그의 구동방법 |
KR20050054465A (ko) * | 2003-12-04 | 2005-06-10 | 샤프 가부시키가이샤 | 액정 표시 장치 및 그의 구동 방법 |
KR20050068850A (ko) * | 2003-12-30 | 2005-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 구동 방법 |
KR20070098591A (ko) * | 2006-03-30 | 2007-10-05 | 엘지.필립스 엘시디 주식회사 | 표시장치 및 이의 구동방법 |
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- 2007-10-23 KR KR1020070106853A patent/KR101467213B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20050033731A (ko) * | 2003-10-07 | 2005-04-13 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그의 구동방법 |
KR20050054465A (ko) * | 2003-12-04 | 2005-06-10 | 샤프 가부시키가이샤 | 액정 표시 장치 및 그의 구동 방법 |
KR20050068850A (ko) * | 2003-12-30 | 2005-07-05 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 구동 방법 |
KR20070098591A (ko) * | 2006-03-30 | 2007-10-05 | 엘지.필립스 엘시디 주식회사 | 표시장치 및 이의 구동방법 |
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