TW200518474A - D/a converter circuit, organic el drive circuit and organic el display device - Google Patents

D/a converter circuit, organic el drive circuit and organic el display device

Info

Publication number
TW200518474A
TW200518474A TW093128409A TW93128409A TW200518474A TW 200518474 A TW200518474 A TW 200518474A TW 093128409 A TW093128409 A TW 093128409A TW 93128409 A TW93128409 A TW 93128409A TW 200518474 A TW200518474 A TW 200518474A
Authority
TW
Taiwan
Prior art keywords
organic
display device
circuit
converter circuit
drive circuit
Prior art date
Application number
TW093128409A
Other languages
English (en)
Other versions
TWI283517B (en
Inventor
Jun Maede
Shinichi Abe
Akio Fujikawa
Original Assignee
Rohm Co Ltd
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.)
Filing date
Publication date
Application filed by Rohm Co Ltd filed Critical Rohm Co Ltd
Publication of TW200518474A publication Critical patent/TW200518474A/zh
Application granted granted Critical
Publication of TWI283517B publication Critical patent/TWI283517B/zh

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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Analogue/Digital Conversion (AREA)
  • Electroluminescent Light Sources (AREA)
TW093128409A 2003-09-30 2004-09-20 D/A converter circuit, organic EL drive circuit and organic EL display device TWI283517B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003339531 2003-09-30

Publications (2)

Publication Number Publication Date
TW200518474A true TW200518474A (en) 2005-06-01
TWI283517B TWI283517B (en) 2007-07-01

Family

ID=34373354

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093128409A TWI283517B (en) 2003-09-30 2004-09-20 D/A converter circuit, organic EL drive circuit and organic EL display device

Country Status (4)

Country Link
US (1) US7477217B2 (zh)
KR (1) KR100694379B1 (zh)
CN (1) CN1604481A (zh)
TW (1) TWI283517B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI484574B (zh) * 2009-06-15 2015-05-11 Au Optronics Corp 驅動電路結構之修補方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI234413B (en) * 2003-06-27 2005-06-11 Rohm Co Ltd Organic EL panel drive circuit and organic EL display device using the same drive circuit
US7129871B1 (en) * 2005-08-09 2006-10-31 Broadcom Corporation Digital-to-analog converter with programmable current control
KR20080041275A (ko) * 2005-09-27 2008-05-09 로무 가부시키가이샤 Ｄ/ａ 변환 회로, 유기 ｅｌ 구동 회로 및 유기 ｅｌ 표시장치
JP4798618B2 (ja) * 2006-05-31 2011-10-19 ルネサスエレクトロニクス株式会社 出力回路および半導体集積回路装置
CN101098145B (zh) * 2006-06-30 2010-05-12 中华映管股份有限公司 数字模拟数据转换器以及其转换方法
TWI414032B (zh) * 2009-06-15 2013-11-01 Au Optronics Corp 驅動電路結構
CN101727526A (zh) * 2009-12-23 2010-06-09 北京中星微电子有限公司 一种mos管版图设计方法、装置及一种芯片
WO2011099368A1 (en) * 2010-02-12 2011-08-18 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and display device including the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01277027A (ja) * 1988-04-28 1989-11-07 Toshiba Corp デジタル・アナログ変換回路
JP2598138B2 (ja) * 1989-10-31 1997-04-09 株式会社東芝 Ｄ／ａ変換器
JP3361920B2 (ja) * 1995-08-23 2003-01-07 株式会社東芝 半導体装置
JP2002270786A (ja) 2001-03-09 2002-09-20 Mitsubishi Electric Corp 半導体装置およびその製造方法
JP2002368194A (ja) 2001-06-08 2002-12-20 Sanyo Electric Co Ltd 化合物半導体スイッチ回路装置
JP2003218357A (ja) 2002-01-21 2003-07-31 Matsushita Electric Ind Co Ltd 薄膜トランジスタ及び液晶表示装置及び有機ｅｌ表示装置
US6756738B2 (en) 2002-02-12 2004-06-29 Rohm Co., Ltd. Organic EL drive circuit and organic EL display device using the same
JP3924179B2 (ja) 2002-02-12 2007-06-06 ローム株式会社 Ｄ／ａ変換回路およびこれを用いる有機ｅｌ駆動回路
TW583622B (en) * 2002-02-14 2004-04-11 Rohm Co Ltd Organic EL drive circuit and organic EL display device using the same
TWI250823B (en) * 2003-11-26 2006-03-01 Rohm Co Ltd D/A converter circuit, organic EL drive circuit and organic EL display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI484574B (zh) * 2009-06-15 2015-05-11 Au Optronics Corp 驅動電路結構之修補方法

Also Published As

Publication number Publication date
CN1604481A (zh) 2005-04-06
TWI283517B (en) 2007-07-01
KR20050031902A (ko) 2005-04-06
US20050067969A1 (en) 2005-03-31
KR100694379B1 (ko) 2007-03-12
US7477217B2 (en) 2009-01-13

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees