KR100604917B1 - 공통 데이터 디멀티플렉싱을 이용하는 데이터 레지스터구조를 갖는 패널 소오스 드라이버 및 이의 동작모드제어방법 - Google Patents
공통 데이터 디멀티플렉싱을 이용하는 데이터 레지스터구조를 갖는 패널 소오스 드라이버 및 이의 동작모드제어방법 Download PDFInfo
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- KR100604917B1 KR100604917B1 KR1020040090441A KR20040090441A KR100604917B1 KR 100604917 B1 KR100604917 B1 KR 100604917B1 KR 1020040090441 A KR1020040090441 A KR 1020040090441A KR 20040090441 A KR20040090441 A KR 20040090441A KR 100604917 B1 KR100604917 B1 KR 100604917B1
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- decoder
- operation mode
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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
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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
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
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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
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
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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
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
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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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3614—Control of polarity reversal in general
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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)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (3)
- 제1데이터 레지스터;제2데이터 레지스터;제1동작모드에서는 제1제어 데이터를 상기 제1데이터 레지스터에 제공하고 제2제어 데이터를 상기 제2데이터 레지스터에 제공하며, 제2동작모드에서는 상기 제1제어 데이터를 상기 제2데이터 레지스터에 제공하고 상기 제2제어 데이터를 상기 제1데이터 레지스터에 제공하는 제1디멀티플렉서;상기 제1데이터 레지스터의 출력에 응답하여 서로 다른 레벨을 갖는 복수개의 제1전압들중 하나를 선택하여 출력하는 제1디코더;상기 제2데이터 레지스터의 출력에 응답하여 서로 다른 레벨을 갖는 복수개의 제2전압들중 하나를 선택하여 출력하는 제2디코더;상기 제1동작모드에서는 상기 제1디코더의 출력을 받아 제1출력단으로 출력하고 상기 제2디코더의 출력을 받아 제2출력단으로 출력하며 상기 제2동작모드에서는 상기 제1디코더의 출력을 받아 상기 제2출력단으로 출력하고 상기 제2디코더의 출력을 받아 상기 제1출력단으로 출력하는 제2디멀티플렉서;상기 제1출력단의 신호를 받아 버퍼링하여 출력하는 제1버퍼; 및상기 제2출력단의 신호를 받아 버퍼링하여 출력하는 제2버퍼를 구비하는 것을 특징으로 하는 패널 소오스 드라이버.
- 제1데이터 레지스터, 제2데이터 레지스터, 상기 제1데이터 레지스터의 출력에 응답하여 서로 다른 레벨을 갖는 복수개의 제1전압들중 하나를 선택하여 출력하는 제1디코더, 상기 제2데이터 레지스터의 출력에 응답하여 서로 다른 레벨을 갖는 복수개의 제2전압들중 하나를 선택하여 출력하는 제2디코더, 상기 제1디코더의 출력 또는 상기 제2디코더의 출력을 받아 버퍼링하여 출력하는 제1버퍼, 및 상기 제1디코더의 출력 또는 상기 제2디코더의 출력을 받아 버퍼링하여 출력하는 제2버퍼를 구비하는 패널 소오스 드라이버의 동작모드 제어방법에 있어서,제1동작모드에서는 제1제어 데이터를 상기 제1데이터 레지스터에 제공하고 제2제어 데이터를 상기 제2데이터 레지스터에 제공하는 단계; 및제2동작모드에서는 상기 제1제어 데이터를 상기 제2데이터 레지스터에 제공하고 상기 제2제어 데이터를 상기 제1데이터 레지스터에 제공하는 단계를 구비하는 것을 특징으로 하는 패널 소오스 드라이버의 동작모드 제어방법.
- 제2항에 있어서,상기 제1동작모드에서는 상기 제1디코더의 출력을 상기 제1버퍼에 제공하고 상기 제2디코더의 출력을 상기 제2버퍼에 제공하는 단계; 및상기 제2동작모드에서는 상기 제1디코더의 출력을 상기 제2버퍼에 제공하고 상기 제2디코더의 출력을 상기 제1버퍼에 제공하는 단계를 더 구비하는 것을 특징으로 하는 패널 소오스 드라이버의 동작모드 제어방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040090441A KR100604917B1 (ko) | 2004-11-08 | 2004-11-08 | 공통 데이터 디멀티플렉싱을 이용하는 데이터 레지스터구조를 갖는 패널 소오스 드라이버 및 이의 동작모드제어방법 |
US11/268,781 US7643022B2 (en) | 2004-11-08 | 2005-11-08 | Panel source driver circuits having common data demultiplexing and methods of controlling operations of the same |
US12/630,263 US20100079438A1 (en) | 2004-11-08 | 2009-12-03 | Panel source driver circuits having common data demultiplexing and methods of controlling operations of the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040090441A KR100604917B1 (ko) | 2004-11-08 | 2004-11-08 | 공통 데이터 디멀티플렉싱을 이용하는 데이터 레지스터구조를 갖는 패널 소오스 드라이버 및 이의 동작모드제어방법 |
Publications (2)
Publication Number | Publication Date |
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KR20060041374A KR20060041374A (ko) | 2006-05-12 |
KR100604917B1 true KR100604917B1 (ko) | 2006-07-28 |
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ID=37009776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020040090441A KR100604917B1 (ko) | 2004-11-08 | 2004-11-08 | 공통 데이터 디멀티플렉싱을 이용하는 데이터 레지스터구조를 갖는 패널 소오스 드라이버 및 이의 동작모드제어방법 |
Country Status (2)
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US (2) | US7643022B2 (ko) |
KR (1) | KR100604917B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20160017253A (ko) | 2014-08-01 | 2016-02-16 | 삼성전자주식회사 | 디스플레이 구동용 집적 회로 칩 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5061920A (en) | 1988-12-20 | 1991-10-29 | Honeywell Inc. | Saturating column driver for grey scale LCD |
JPH05249928A (ja) | 1992-03-10 | 1993-09-28 | Sharp Corp | パネル表示装置 |
KR100260536B1 (ko) | 1997-09-08 | 2000-07-01 | 구본준 | 액정표시장치의 디멀티플렉스모듈 |
KR100342832B1 (ko) | 2000-07-06 | 2002-07-02 | 구자홍 | 플라즈마 디스플레이 패널의 구동장치 |
KR100649245B1 (ko) * | 2003-11-29 | 2006-11-24 | 삼성에스디아이 주식회사 | 역다중화 장치 및 이를 이용한 디스플레이 장치 |
-
2004
- 2004-11-08 KR KR1020040090441A patent/KR100604917B1/ko active IP Right Grant
-
2005
- 2005-11-08 US US11/268,781 patent/US7643022B2/en not_active Expired - Fee Related
-
2009
- 2009-12-03 US US12/630,263 patent/US20100079438A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20060208990A1 (en) | 2006-09-21 |
KR20060041374A (ko) | 2006-05-12 |
US7643022B2 (en) | 2010-01-05 |
US20100079438A1 (en) | 2010-04-01 |
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