JP5468544B2 - 電気光学ディスプレイを駆動する方法 - Google Patents
電気光学ディスプレイを駆動する方法 Download PDFInfo
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- JP5468544B2 JP5468544B2 JP2010527518A JP2010527518A JP5468544B2 JP 5468544 B2 JP5468544 B2 JP 5468544B2 JP 2010527518 A JP2010527518 A JP 2010527518A JP 2010527518 A JP2010527518 A JP 2010527518A JP 5468544 B2 JP5468544 B2 JP 5468544B2
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Images
Classifications
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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
- G09G3/22—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
- G09G3/2007—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
- G09G3/2044—Display of intermediate tones using dithering
-
- 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]
-
- 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]
-
- 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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0202—Addressing of scan or signal lines
- G09G2310/0205—Simultaneous scanning of several lines in flat panels
- G09G2310/0208—Simultaneous scanning of several lines in flat panels using active addressing
-
- 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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/025—Reduction of instantaneous peaks of current
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
Description
Claims (5)
- 複数の表示画素を有するパッシブマトリックス有機発光ディスプレイを駆動する方法であって、
電流源を提供し、
前記電流源を画素の輝度に基づいてデジタル的に変調して生成されたデジタル信号を生成すること、
を備え、
前記デジタル的に変調することは、1MHzから2MHzの範囲内の変調周波数で行われ、前記パッシブマトリックス有機発光ディスプレイの画素のRC時定数によって定まるカットオフ周波数より高く、ここで、Cは前記パッシブマトリックス有機発光ディスプレイの画素の内部静電容量であり、前記パッシブマトリックス有機発光ディスプレイの画素の内部静電容量が、前記パッシブマトリックス有機発光ディスプレイの画素内の前記デジタル的に変調された信号を平滑化して実効的なアナログ駆動信号を生成する方法。 - 前記パッシブマトリクス有機発光ディスプレイは、行電極と列電極とのアレイを備え、前記パッシブマトリックス有機発光ディスプレイの2つ以上の行電極を第1の行駆動信号セットで駆動するのと同時に前記パッシブマトリックス有機発光ディスプレイの前記列電極を第1の列駆動信号セットで駆動し、次いで、2つ以上の行電極が第2の行駆動信号セットで駆動されるのと同時に前記列電極を第2の列駆動信号セットで駆動することを含む請求項1に記載の方法。
- 前記第1および第2の列駆動信号ならびに前記第1および第2の行駆動信号は、前記行電極および列電極によって駆動される前記パッシブマトリックス有機発光ディスプレイの画素の所望のルミネッセンスが、前記第1の行駆動信号および第1の列駆動信号により決定される輝度と前記第2の行駆動信号および第2の列駆動信号により決定される輝度との実質的線形和によって得られるように選択される請求項2に記載の方法。
- 前記デジタル的に変調するステップは、パルス幅変調を含む請求項1ないし3のいずれか1項に記載の方法。
- 前記デジタル的に変調するステップは、デルタシグマ変調を含む請求項1ないし4のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0719516.7 | 2007-10-05 | ||
GB0719516A GB2453375A (en) | 2007-10-05 | 2007-10-05 | Driving a display using an effective analogue drive signal generated from a modulated digital signal |
PCT/GB2008/003303 WO2009044122A1 (en) | 2007-10-05 | 2008-09-26 | Method of driving an electro-optic display |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010541015A JP2010541015A (ja) | 2010-12-24 |
JP5468544B2 true JP5468544B2 (ja) | 2014-04-09 |
Family
ID=38739216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010527518A Expired - Fee Related JP5468544B2 (ja) | 2007-10-05 | 2008-09-26 | 電気光学ディスプレイを駆動する方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8941694B2 (ja) |
EP (1) | EP2208193B1 (ja) |
JP (1) | JP5468544B2 (ja) |
KR (1) | KR101570254B1 (ja) |
CN (1) | CN101816033B (ja) |
GB (1) | GB2453375A (ja) |
WO (1) | WO2009044122A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101306918B1 (ko) * | 2012-05-07 | 2013-09-10 | 한국과학기술원 | 능동 매트릭스 유기 발광다이오드를 이용한 평판 디스플레이의 구동 회로와 구동 방법 |
FR3076396B1 (fr) * | 2017-12-28 | 2021-12-03 | Aledia | Ecran d'affichage a diodes electroluminescentes |
Family Cites Families (26)
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US4190836A (en) * | 1976-11-15 | 1980-02-26 | Hitachi, Ltd. | Dynamic drive circuit for light-emitting diodes |
US4539507A (en) | 1983-03-25 | 1985-09-03 | Eastman Kodak Company | Organic electroluminescent devices having improved power conversion efficiencies |
US4845489A (en) * | 1985-12-23 | 1989-07-04 | Chrysler Motors Corporation | Electroluminescent display drive circuitry |
GB8909011D0 (en) | 1989-04-20 | 1989-06-07 | Friend Richard H | Electroluminescent devices |
US5594463A (en) * | 1993-07-19 | 1997-01-14 | Pioneer Electronic Corporation | Driving circuit for display apparatus, and method of driving display apparatus |
GB9317932D0 (en) | 1993-08-26 | 1993-10-13 | Cambridge Display Tech Ltd | Electroluminescent devices |
EP1027398B1 (en) | 1997-10-23 | 2004-06-09 | Isis Innovation Limited | Light-emitting dendrimers and devices |
JP3049061B1 (ja) * | 1999-02-26 | 2000-06-05 | キヤノン株式会社 | 画像表示装置及び画像表示方法 |
GB9805476D0 (en) | 1998-03-13 | 1998-05-13 | Cambridge Display Tech Ltd | Electroluminescent devices |
JP3616729B2 (ja) * | 1999-06-01 | 2005-02-02 | セイコーインスツル株式会社 | 発光表示装置 |
JP2001195031A (ja) * | 1999-10-27 | 2001-07-19 | Internatl Business Mach Corp <Ibm> | ガンマ補正用基準電位発生回路 |
JP3758930B2 (ja) * | 2000-03-17 | 2006-03-22 | 三星エスディアイ株式会社 | 画像表示装置及びその駆動方法 |
GB0104177D0 (en) | 2001-02-20 | 2001-04-11 | Isis Innovation | Aryl-aryl dendrimers |
US6963321B2 (en) * | 2001-05-09 | 2005-11-08 | Clare Micronix Integrated Systems, Inc. | Method of providing pulse amplitude modulation for OLED display drivers |
US6890078B2 (en) * | 2002-07-03 | 2005-05-10 | Canon Kabushiki Kaisha | Projection type image display apparatus and image display system |
JP4508522B2 (ja) * | 2002-07-31 | 2010-07-21 | キヤノン株式会社 | 投写型表示装置 |
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 |
JP2004302025A (ja) * | 2003-03-31 | 2004-10-28 | Tohoku Pioneer Corp | 発光表示パネルの駆動方法および駆動装置 |
GB2407654B (en) * | 2003-10-31 | 2007-08-08 | Anytronics Ltd | Lighting control |
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CN1890703A (zh) * | 2003-12-12 | 2007-01-03 | 罗姆股份有限公司 | 有机el驱动电路以及有机el显示装置 |
GB0428191D0 (en) | 2004-12-23 | 2005-01-26 | Cambridge Display Tech Ltd | Digital signal processing methods and apparatus |
GB0421712D0 (en) * | 2004-09-30 | 2004-11-03 | Cambridge Display Tech Ltd | Multi-line addressing methods and apparatus |
GB0421710D0 (en) * | 2004-09-30 | 2004-11-03 | Cambridge Display Tech Ltd | Multi-line addressing methods and apparatus |
GB0421711D0 (en) * | 2004-09-30 | 2004-11-03 | Cambridge Display Tech Ltd | Multi-line addressing methods and apparatus |
WO2008019479A1 (en) * | 2006-08-17 | 2008-02-21 | Tir Technology Lp | Method and apparatus for reducing thermal stress in light-emitting elements |
-
2007
- 2007-10-05 GB GB0719516A patent/GB2453375A/en not_active Withdrawn
-
2008
- 2008-09-26 KR KR1020107009957A patent/KR101570254B1/ko not_active IP Right Cessation
- 2008-09-26 WO PCT/GB2008/003303 patent/WO2009044122A1/en active Application Filing
- 2008-09-26 CN CN200880110120XA patent/CN101816033B/zh not_active Expired - Fee Related
- 2008-09-26 EP EP08806453.0A patent/EP2208193B1/en not_active Not-in-force
- 2008-09-26 US US12/680,444 patent/US8941694B2/en not_active Expired - Fee Related
- 2008-09-26 JP JP2010527518A patent/JP5468544B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20100089068A (ko) | 2010-08-11 |
EP2208193A1 (en) | 2010-07-21 |
EP2208193B1 (en) | 2013-07-31 |
CN101816033B (zh) | 2012-09-05 |
CN101816033A (zh) | 2010-08-25 |
US8941694B2 (en) | 2015-01-27 |
US20100245401A1 (en) | 2010-09-30 |
JP2010541015A (ja) | 2010-12-24 |
GB0719516D0 (en) | 2007-11-14 |
KR101570254B1 (ko) | 2015-11-18 |
GB2453375A (en) | 2009-04-08 |
WO2009044122A1 (en) | 2009-04-09 |
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