DE69321308D1 - Anzeigesteuergerät - Google Patents

Anzeigesteuergerät

Info

Publication number
DE69321308D1
DE69321308D1 DE69321308T DE69321308T DE69321308D1 DE 69321308 D1 DE69321308 D1 DE 69321308D1 DE 69321308 T DE69321308 T DE 69321308T DE 69321308 T DE69321308 T DE 69321308T DE 69321308 D1 DE69321308 D1 DE 69321308D1
Authority
DE
Germany
Prior art keywords
image
display
input
image signal
control unit
Prior art date
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.)
Expired - Fee Related
Application number
DE69321308T
Other languages
English (en)
Other versions
DE69321308T2 (de
Inventor
Mitsuru Maeda
Tadashi Yoshida
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP20554092A external-priority patent/JPH0651282A/ja
Priority claimed from JP4205416A external-priority patent/JPH0651726A/ja
Priority claimed from JP20493692A external-priority patent/JPH0651281A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69321308D1 publication Critical patent/DE69321308D1/de
Publication of DE69321308T2 publication Critical patent/DE69321308T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
    • 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
    • G09G2310/04—Partial updating of the display screen
    • 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
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
DE69321308T 1992-07-31 1993-07-29 Anzeigesteuergerät Expired - Fee Related DE69321308T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP20554092A JPH0651282A (ja) 1992-07-31 1992-07-31 表示制御装置
JP4205416A JPH0651726A (ja) 1992-07-31 1992-07-31 表示制御装置
JP20493692A JPH0651281A (ja) 1992-07-31 1992-07-31 表示制御装置

Publications (2)

Publication Number Publication Date
DE69321308D1 true DE69321308D1 (de) 1998-11-05
DE69321308T2 DE69321308T2 (de) 1999-03-25

Family

ID=27328428

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69321308T Expired - Fee Related DE69321308T2 (de) 1992-07-31 1993-07-29 Anzeigesteuergerät

Country Status (4)

Country Link
US (1) US6091389A (de)
EP (1) EP0581594B1 (de)
AT (1) ATE171808T1 (de)
DE (1) DE69321308T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6356260B1 (en) 1998-04-10 2002-03-12 National Semiconductor Corporation Method for reducing power and electromagnetic interference in conveying video data
US6393150B1 (en) * 1998-12-04 2002-05-21 Eastman Kodak Company Region-based image binarization system
US6894698B2 (en) * 2000-01-11 2005-05-17 Sun Microsystems, Inc. Recovering added precision from L-bit samples by dithering the samples prior to an averaging computation
US6816138B2 (en) * 2000-04-27 2004-11-09 Manning Ventures, Inc. Graphic controller for active matrix addressed bistable reflective cholesteric displays
JP3770380B2 (ja) 2000-09-19 2006-04-26 シャープ株式会社 液晶表示装置
JP3797174B2 (ja) * 2000-09-29 2006-07-12 セイコーエプソン株式会社 電気光学装置及びその駆動方法、並びに電子機器
US7034791B1 (en) 2000-12-14 2006-04-25 Gary Odom Digital video display employing minimal visual conveyance
JP2002287681A (ja) * 2001-03-27 2002-10-04 Mitsubishi Electric Corp 部分ホールド型表示制御装置及び部分ホールド型表示制御方法
DE10138353A1 (de) * 2001-08-04 2002-02-28 Grundig Ag Verfahren und Vorrichtung bei einer pulsbreitengesteuerten Bildanzeigevorrichtung
KR100493031B1 (ko) * 2002-11-08 2005-06-07 삼성전자주식회사 액정 표시 장치를 구동하는 반응 시간 가속 장치 및 그 방법
US7359562B2 (en) * 2003-03-19 2008-04-15 Mitsubishi Electric Research Laboratories, Inc. Enhancing low quality videos of illuminated scenes
JP3594589B2 (ja) * 2003-03-27 2004-12-02 三菱電機株式会社 液晶駆動用画像処理回路、液晶表示装置、および液晶駆動用画像処理方法
JP2005316146A (ja) * 2004-04-28 2005-11-10 Fujitsu Display Technologies Corp 液晶表示装置及びその処理方法
JP5248750B2 (ja) * 2006-03-14 2013-07-31 グローバル・オーエルイーディー・テクノロジー・リミテッド・ライアビリティ・カンパニー 表示装置の駆動装置及び駆動方法
US8130192B2 (en) * 2007-06-15 2012-03-06 Ricoh Co., Ltd. Method for reducing image artifacts on electronic paper displays
KR101318756B1 (ko) * 2009-02-20 2013-10-16 엘지디스플레이 주식회사 터치정보 처리방법 및 장치와 이를 이용한 평판표시장치
KR101215021B1 (ko) * 2011-04-29 2012-12-24 인텔렉추얼디스커버리 주식회사 메모리성 디스플레이 장치 및 그 구동 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112333A (en) * 1977-03-23 1978-09-05 Westinghouse Electric Corp. Display panel with integral memory capability for each display element and addressing system
JPS5458399A (en) * 1977-10-18 1979-05-11 Sharp Corp Matrix type liquid crystal display unit
JPS5725771A (en) * 1980-07-23 1982-02-10 Canon Inc Picture signal processor
GB8622717D0 (en) * 1986-09-20 1986-10-29 Emi Plc Thorn Display device
JP2579933B2 (ja) * 1987-03-31 1997-02-12 キヤノン株式会社 表示制御装置
US5264839A (en) * 1987-09-25 1993-11-23 Canon Kabushiki Kaisha Display apparatus
CA1319767C (en) * 1987-11-26 1993-06-29 Canon Kabushiki Kaisha Display apparatus
AU634725B2 (en) * 1988-10-31 1993-03-04 Canon Kabushiki Kaisha Display system
US5119084A (en) * 1988-12-06 1992-06-02 Casio Computer Co., Ltd. Liquid crystal display apparatus
US5111195A (en) * 1989-01-31 1992-05-05 Sharp Kabushiki Kaisha Driving circuit for a matrix type display device
JPH02267591A (ja) * 1989-04-10 1990-11-01 Hitachi Ltd 多色カラー表示方式および装置
JPH03131173A (ja) * 1989-10-17 1991-06-04 Canon Inc 画像処理方式
JPH03203776A (ja) * 1989-12-29 1991-09-05 Sharp Corp 強誘電性液晶パネルの表示制御装置

Also Published As

Publication number Publication date
US6091389A (en) 2000-07-18
DE69321308T2 (de) 1999-03-25
ATE171808T1 (de) 1998-10-15
EP0581594B1 (de) 1998-09-30
EP0581594A2 (de) 1994-02-02
EP0581594A3 (de) 1995-01-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee