KR20050053059A - 액정표시장치 - Google Patents
액정표시장치 Download PDFInfo
- Publication number
- KR20050053059A KR20050053059A KR1020030086641A KR20030086641A KR20050053059A KR 20050053059 A KR20050053059 A KR 20050053059A KR 1020030086641 A KR1020030086641 A KR 1020030086641A KR 20030086641 A KR20030086641 A KR 20030086641A KR 20050053059 A KR20050053059 A KR 20050053059A
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- liquid crystal
- converter
- data
- reference supply
- Prior art date
Links
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
- 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
- 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
-
- 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
- G09G2320/06—Adjustment of display parameters
- G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
Landscapes
- 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)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (4)
- 제1 방향과 상기 제1 방향에 교차하는 제2 방향을 따라 2차원적으로 배치된 복수의 화소를 갖는 액정 패널;상기 액정 패널의 상기 제1 방향을 따라 주사 신호를 출력하는 게이트드라이버;상기 액정 패널의 상기 제2 방향을 따라 데이터 신호를 출력하는 데이터드라이버; 및단일의 직류전압을 전압값이 서로 상이한 기준 공급전압으로 변환하여 상기 게이트드라이버 및 상기 데이터드라이버에 공급하는 직류-직류 변환부를 구비하고,상기 직류-직류 변환부는,상기 단일의 직류전압을 전류가 상대적으로 많이 소비되는 전압들을 생성하기 위해 공급되는 제1 기준 공급전압으로 변환하는 제1 직류-직류 변환기; 및상기 단일의 직류전압을 전류가 상대적으로 적게 소비되는 전압들을 생성하기 위해 공급되는 제2 기준 공급전압으로 변환하는 제2 직류-직류 변환기를 구비하는 액정 표시 장치.
- 제1항에 있어서, 상기 전류가 상대적으로 많이 소비되는 전압들은 데이터 전압 및 고 감마 전압인 것을 특징으로 하는 영상 표시 장치.
- 제1항에 있어서, 상기 전류가 상대적으로 적게 소비되는 전압들은 저 감마 전압, 공통전압 및 주사 전압인 것을 특징으로 하는 영상 표시 장치.
- 제1항에 있어서, 상기 제2 직류-직류 변환기는 상기 제2 기준 공급전압을 이용하여 비주사 전압을 생성하는 것을 특징으로 하는 영상 표시 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030086641A KR100998119B1 (ko) | 2003-12-02 | 2003-12-02 | 액정표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030086641A KR100998119B1 (ko) | 2003-12-02 | 2003-12-02 | 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050053059A true KR20050053059A (ko) | 2005-06-08 |
KR100998119B1 KR100998119B1 (ko) | 2010-12-02 |
Family
ID=37248815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030086641A KR100998119B1 (ko) | 2003-12-02 | 2003-12-02 | 액정표시장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100998119B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100735385B1 (ko) * | 2005-10-21 | 2007-07-04 | 비오이 하이디스 테크놀로지 주식회사 | 저 전력 소모를 위한 액정표시장치 |
US8379011B2 (en) | 2007-07-20 | 2013-02-19 | Samsung Display Co., Ltd. | Driving device, display apparatus having the same and method of driving the display apparatus |
CN114283721A (zh) * | 2021-11-18 | 2022-04-05 | 昆山国显光电有限公司 | 显示面板、显示面板的驱动方法及显示装置 |
-
2003
- 2003-12-02 KR KR1020030086641A patent/KR100998119B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100735385B1 (ko) * | 2005-10-21 | 2007-07-04 | 비오이 하이디스 테크놀로지 주식회사 | 저 전력 소모를 위한 액정표시장치 |
US8379011B2 (en) | 2007-07-20 | 2013-02-19 | Samsung Display Co., Ltd. | Driving device, display apparatus having the same and method of driving the display apparatus |
US8723853B2 (en) | 2007-07-20 | 2014-05-13 | Samsung Display Co., Ltd. | Driving device, display apparatus having the same and method of driving the display apparatus |
CN114283721A (zh) * | 2021-11-18 | 2022-04-05 | 昆山国显光电有限公司 | 显示面板、显示面板的驱动方法及显示装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100998119B1 (ko) | 2010-12-02 |
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