WO2005091264A8 - 有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置 - Google Patents

有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置

Info

Publication number: WO2005091264A8
Authority: WO; WIPO (PCT)
Prior art keywords: correction; organic; circuit; display device; reset pulse
Prior art date: 2004-03-24

Application number

PCT/JP2005/005122

Other languages

English (en)

French (fr)

Other versions

WO2005091264A1 (ja

Inventor

Jun Maede

Hiroshi Yaguma

Shinichi Abe

Akio Fujikawa

Original Assignee

Rohm Co Ltd

Jun Maede

Hiroshi Yaguma

Shinichi Abe

Akio Fujikawa

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.)

2004-03-24

Filing date

2005-03-22

Publication date

2005-11-03

2005-03-22 Application filed by Rohm Co Ltd, Jun Maede, Hiroshi Yaguma, Shinichi Abe, Akio Fujikawa filed Critical Rohm Co Ltd

2005-03-22 Priority to JP2006511271A priority Critical patent/JP4972401B2/ja

2005-03-22 Priority to US10/593,864 priority patent/US20070132672A1/en

2005-09-29 Publication of WO2005091264A1 publication Critical patent/WO2005091264A1/ja

2005-11-03 Publication of WO2005091264A8 publication Critical patent/WO2005091264A8/ja

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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3275—Details of drivers for data electrodes
- G09G3/3283—Details of drivers for data electrodes in which the data driver supplies a variable data current for setting the current through, or the voltage across, the light-emitting elements
- 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
- G09G3/2077—Display of intermediate tones by a combination of two or more gradation control methods
- G09G3/2081—Display of intermediate tones by a combination of two or more gradation control methods with combination of amplitude modulation and time 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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0248—Precharge or discharge of column electrodes before or after applying exact column voltages
- 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
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
- 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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3216—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using a passive matrix

Landscapes

Engineering & Computer Science (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)
Electroluminescent Light Sources (AREA)

PCT/JP2005/005122 2004-03-24 2005-03-22 有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置 WO2005091264A1 (ja)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
JP2006511271A JP4972401B2 (ja)	2004-03-24	2005-03-22	有機ｅｌ駆動回路
US10/593,864 US20070132672A1 (en)	2004-03-24	2005-03-22	Organic el drive circuit and organic el display device using the same

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2004-087012		2004-03-24
JP2004087012		2004-03-24

Publications (2)

Publication Number	Publication Date
WO2005091264A1 WO2005091264A1 (ja)	2005-09-29
WO2005091264A8 true WO2005091264A8 (ja)	2005-11-03

Family

ID=34993932

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PCT/JP2005/005122 WO2005091264A1 (ja)	2004-03-24	2005-03-22	有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置

Country Status (6)

Country	Link
US (1)	US20070132672A1 (ja)
JP (1)	JP4972401B2 (ja)
KR (1)	KR100811351B1 (ja)
CN (1)	CN100426358C (ja)
TW (1)	TW200605001A (ja)
WO (1)	WO2005091264A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN102034411B (zh) *	2009-09-29	2013-01-16	群康科技(深圳)有限公司	伽马校正控制装置及其方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4961009A (en) *	1988-06-29	1990-10-02	Goldstar Semiconductor, Ltd.	Current-voltage converting circuit utilizing CMOS-type transistor
JPH07199861A (ja) *	1993-12-30	1995-08-04	Takiron Co Ltd	ドットマトリクス発光ダイオード表示器の発光光度調整装置
KR100234305B1 (ko) *	1997-07-30	1999-12-15	윤종용	화상 형성 장치의 스캐너 비선형성 보정 장치
US6317138B1 (en) *	1998-03-31	2001-11-13	Sony Corporation	Video display device
JP3006592B1 (ja) *	1998-07-24	2000-02-07	日亜化学工業株式会社	Ｌｅｄディスプレイユニット
JP2001350439A (ja) *	2000-06-06	2001-12-21	Sony Corp	変調回路およびこれを用いた画像表示装置
JP2002091379A (ja) *	2000-09-20	2002-03-27	Tohoku Pioneer Corp	容量性発光素子ディスプレイの駆動方法ならびにその制御装置
JP2002140037A (ja) *	2000-11-01	2002-05-17	Pioneer Electronic Corp	発光パネルの駆動装置及び方法
KR20040015376A (ko) *	2001-08-01	2004-02-18	코닌클리케 필립스 일렉트로닉스 엔.브이.	감마 보정을 하기 위한 방법 및 디바이스
US6897842B2 (en) *	2001-09-19	2005-05-24	Intel Corporation	Nonlinearly mapping video date to pixel intensity while compensating for non-uniformities and degradations in a display
JP3868836B2 (ja) *	2002-03-27	2007-01-17	ローム株式会社	有機ｅｌ駆動回路および有機ｅｌ表示装置
JP2004045488A (ja) *	2002-07-09	2004-02-12	Casio Comput Co Ltd	表示駆動装置及びその駆動制御方法
TWI256028B (en) *	2002-10-08	2006-06-01	Rohm Co Ltd	Organic EL element drive circuit and organic EL display device using the same drive circuit
JP3881645B2 (ja) *	2002-10-08	2007-02-14	ローム株式会社	有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置
JP4608229B2 (ja) *	2003-04-15	2011-01-12	ローム株式会社	有機ｅｌ駆動回路およびこれを用いる有機ｅｌ表示装置
TWI248048B (en) *	2003-04-15	2006-01-21	Rohm Co Ltd	Organic EL element drive circuit and organic el display device using the same drive circuit
JP3856001B2 (ja) *	2004-01-26	2006-12-13	セイコーエプソン株式会社	表示コントローラ、表示システム及び表示制御方法

2005
- 2005-03-22 WO PCT/JP2005/005122 patent/WO2005091264A1/ja active Application Filing
- 2005-03-22 JP JP2006511271A patent/JP4972401B2/ja not_active Expired - Fee Related
- 2005-03-22 KR KR1020067020135A patent/KR100811351B1/ko not_active Expired - Fee Related
- 2005-03-22 US US10/593,864 patent/US20070132672A1/en not_active Abandoned
- 2005-03-22 CN CNB2005800089620A patent/CN100426358C/zh not_active Expired - Fee Related
- 2005-03-23 TW TW094108922A patent/TW200605001A/zh unknown

Also Published As

Publication number	Publication date
TW200605001A (en)	2006-02-01
KR100811351B1 (ko)	2008-03-10
CN1934608A (zh)	2007-03-21
CN100426358C (zh)	2008-10-15
US20070132672A1 (en)	2007-06-14
JPWO2005091264A1 (ja)	2008-02-07
KR20070003988A (ko)	2007-01-05
JP4972401B2 (ja)	2012-07-11
WO2005091264A1 (ja)	2005-09-29

Legal Events

Date	Code	Title	Description
2005-09-29	AK	Designated states	Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW
2005-09-29	AL	Designated countries for regional patents	Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG
2005-11-03	CFP	Corrected version of a pamphlet front page	Free format text: UNDER (57) PUBLISHED ABSTRACT IN JAPANESE REPLACED BY CORRECT ABSTRACT
2005-11-23	121	Ep: the epo has been informed by wipo that ep was designated in this application
2006-05-18	DPEN	Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed from 20040101)
2006-09-20	WWE	Wipo information: entry into national phase	Ref document number: 200580008962.0 Country of ref document: CN
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