EP0624862A3 - Circuit de commande pour dispositif d'affichage. - Google Patents

Circuit de commande pour dispositif d'affichage. Download PDF

Info

Publication number: EP0624862A3
Authority: EP; European Patent Office
Prior art keywords: driving circuit; display apparatus; display; driving; circuit
Prior art date: 1993-05-14
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.): Granted

Application number

EP94303106A

Other languages

German (de)

English (en)

Other versions

EP0624862A2 (fr

EP0624862B1 (fr

Inventor

Hisao Okada

Yuji Yamamoto

Mitsuyoshi Seo

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Sharp Corp

Original Assignee

Sharp Corp

Priority date (The priority date 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 date listed.)

1993-05-14

Filing date

1994-04-28

Publication date

1995-05-17

1994-04-28 Application filed by Sharp Corp filed Critical Sharp Corp

1994-11-17 Publication of EP0624862A2 publication Critical patent/EP0624862A2/fr

1995-05-17 Publication of EP0624862A3 publication Critical patent/EP0624862A3/fr

1999-06-16 Application granted granted Critical

1999-06-16 Publication of EP0624862B1 publication Critical patent/EP0624862B1/fr

2014-04-28 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
- 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
- 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
- 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
- G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
- 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
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals

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)
Liquid Crystal Display Device Control (AREA)
Control Of Indicators Other Than Cathode Ray Tubes (AREA)

EP19940303106 1993-05-14 1994-04-28 Circuit de commande pour dispositif d'affichage Expired - Lifetime EP0624862B1 (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP11346593		1993-05-14
JP11346593		1993-05-14
JP113465/93		1993-05-14

Publications (3)

Publication Number	Publication Date
EP0624862A2 EP0624862A2 (fr)	1994-11-17
EP0624862A3 true EP0624862A3 (fr)	1995-05-17
EP0624862B1 EP0624862B1 (fr)	1999-06-16

Family

ID=14612937

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19940303106 Expired - Lifetime EP0624862B1 (fr)	1993-05-14	1994-04-28	Circuit de commande pour dispositif d'affichage

Country Status (4)

Country	Link
EP (1)	EP0624862B1 (fr)
KR (1)	KR0127102B1 (fr)
CN (1)	CN1065059C (fr)
DE (1)	DE69419070T2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5673061A (en) *	1993-05-14	1997-09-30	Sharp Kabushiki Kaisha	Driving circuit for display apparatus
TW306998B (fr) *	1993-11-26	1997-06-01	Sharp Kk
JPH08115060A (ja) *	1994-10-14	1996-05-07	Sharp Corp	表示装置の駆動回路及び液晶表示装置
JP3517503B2 (ja) *	1995-12-21	2004-04-12	株式会社日立製作所	Ｔｆｔ液晶ディスプレイの駆動回路
CN100558206C (zh) *	1997-02-17	2009-11-04	精工爱普生株式会社	显示装置
EP1830344B1 (fr) *	1997-02-17	2012-07-04	Seiko Epson Corporation	Structure d'un circuit de commande d'élément d'image pour un dispositif d'affichage luminescent
KR100593670B1 (ko) *	1999-08-25	2006-06-28	삼성전자주식회사	박막트랜지스터 액정표시장치의 소스드라이버의 계조전압을 선택하기 위한 디코딩회로
KR100555303B1 (ko) *	2002-12-11	2006-03-03	엘지.필립스 엘시디 주식회사	감마 전압 생성 장치 및 방법
JP4516280B2 (ja) *	2003-03-10	2010-08-04	ルネサスエレクトロニクス株式会社	表示装置の駆動回路
US8810606B2 (en)	2004-11-12	2014-08-19	Samsung Display Co., Ltd.	Display device and driving method thereof
KR101197043B1 (ko) *	2004-11-12	2012-11-06	삼성디스플레이 주식회사	표시 장치 및 그 구동 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0433054A2 (fr) *	1989-12-14	1991-06-19	Sharp Kabushiki Kaisha	Circuit de commande pour un dispositif d'affichage à cristaux liquides
EP0515191A2 (fr) *	1991-05-21	1992-11-25	Sharp Kabushiki Kaisha	Méthode et dispositif pour la commande d'un dispositif d'affichage
JPH05100635A (ja) *	1991-10-07	1993-04-23	Nec Corp	アクテイブマトリクス型液晶デイスプレイの駆動用集積回路と駆動方法

1994
- 1994-04-28 DE DE1994619070 patent/DE69419070T2/de not_active Expired - Fee Related
- 1994-04-28 EP EP19940303106 patent/EP0624862B1/fr not_active Expired - Lifetime
- 1994-05-03 KR KR1019940009866A patent/KR0127102B1/ko not_active Expired - Fee Related
- 1994-05-12 CN CN 94105695 patent/CN1065059C/zh not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0433054A2 (fr) *	1989-12-14	1991-06-19	Sharp Kabushiki Kaisha	Circuit de commande pour un dispositif d'affichage à cristaux liquides
EP0515191A2 (fr) *	1991-05-21	1992-11-25	Sharp Kabushiki Kaisha	Méthode et dispositif pour la commande d'un dispositif d'affichage
JPH05100635A (ja) *	1991-10-07	1993-04-23	Nec Corp	アクテイブマトリクス型液晶デイスプレイの駆動用集積回路と駆動方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 17, no. 451 (P - 1595) 18 August 1993 (1993-08-18) *

Also Published As

Publication number	Publication date
CN1065059C (zh)	2001-04-25
EP0624862A2 (fr)	1994-11-17
KR0127102B1 (ko)	1997-12-29
CN1099177A (zh)	1995-02-22
DE69419070T2 (de)	1999-11-18
DE69419070D1 (de)	1999-07-22
EP0624862B1 (fr)	1999-06-16

Legal Events

Date	Code	Title	Description
1994-09-30	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1994-11-17	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB NL
1995-03-30	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1995-05-17	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB NL
1995-12-06	17P	Request for examination filed	Effective date: 19951006
1997-11-26	17Q	First examination report despatched	Effective date: 19971013
1998-05-26	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1998-09-30	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1998-10-09	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1998-10-09	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1999-01-21	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1999-04-30	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1999-06-16	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB NL
1999-07-22	REF	Corresponds to:	Ref document number: 69419070 Country of ref document: DE Date of ref document: 19990722
1999-09-24	ET	Fr: translation filed
2000-04-14	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2000-04-14	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2000-05-31	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2003-04-08	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20030408 Year of fee payment: 10
2003-04-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20030423 Year of fee payment: 10
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2004-04-28	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20040428
2004-11-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20041101
2004-11-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20041103
2004-12-15	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20040428
2004-12-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20041231
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