DE69227662D1 - Anzeigesteuervorrichtung - Google Patents

Anzeigesteuervorrichtung

Info

Publication number
DE69227662D1
DE69227662D1 DE69227662T DE69227662T DE69227662D1 DE 69227662 D1 DE69227662 D1 DE 69227662D1 DE 69227662 T DE69227662 T DE 69227662T DE 69227662 T DE69227662 T DE 69227662T DE 69227662 D1 DE69227662 D1 DE 69227662D1
Authority
DE
Germany
Prior art keywords
display control
video data
frame memory
pixel
data
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
DE69227662T
Other languages
English (en)
Other versions
DE69227662T2 (de
Inventor
Osamu Yuki
Katsuhiro Miyamoto
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
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69227662D1 publication Critical patent/DE69227662D1/de
Publication of DE69227662T2 publication Critical patent/DE69227662T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
    • H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • 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
    • G09G2320/041—Temperature compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Selective Calling Equipment (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Liquid Crystal (AREA)
DE69227662T 1991-09-18 1992-09-17 Anzeigesteuervorrichtung Expired - Fee Related DE69227662T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3265443A JPH0580720A (ja) 1991-09-18 1991-09-18 表示制御装置

Publications (2)

Publication Number Publication Date
DE69227662D1 true DE69227662D1 (de) 1999-01-07
DE69227662T2 DE69227662T2 (de) 1999-05-06

Family

ID=17417226

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227662T Expired - Fee Related DE69227662T2 (de) 1991-09-18 1992-09-17 Anzeigesteuervorrichtung

Country Status (5)

Country Link
US (1) US5374941A (de)
EP (1) EP0533472B1 (de)
JP (1) JPH0580720A (de)
AT (1) ATE173872T1 (de)
DE (1) DE69227662T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583534A (en) * 1993-02-18 1996-12-10 Canon Kabushiki Kaisha Method and apparatus for driving liquid crystal display having memory effect
US5828367A (en) * 1993-10-21 1998-10-27 Rohm Co., Ltd. Display arrangement
JP2902290B2 (ja) * 1994-01-11 1999-06-07 キヤノン株式会社 表示制御システム
TW475079B (en) * 1994-05-24 2002-02-01 Semiconductor Energy Lab Liquid crystal display device
JP3222691B2 (ja) * 1994-07-04 2001-10-29 キヤノン株式会社 変化ライン検出装置および方法
US5880702A (en) * 1994-10-20 1999-03-09 Canon Kabushiki Kaisha Display control apparatus and method
US5841418A (en) * 1995-06-07 1998-11-24 Cirrus Logic, Inc. Dual displays having independent resolutions and refresh rates
US6356260B1 (en) 1998-04-10 2002-03-12 National Semiconductor Corporation Method for reducing power and electromagnetic interference in conveying video data
JP3466951B2 (ja) * 1999-03-30 2003-11-17 株式会社東芝 液晶表示装置
JP3857481B2 (ja) * 1999-12-15 2006-12-13 株式会社日立製作所 液晶表示装置及びその駆動方法
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
JP2003044017A (ja) 2001-08-03 2003-02-14 Nec Corp 画像表示装置
JP3749473B2 (ja) * 2001-11-29 2006-03-01 株式会社日立製作所 表示装置
TW564373B (en) * 2002-09-19 2003-12-01 Via Tech Inc Partial image rotation device and method
WO2012074056A1 (ja) * 2010-12-01 2012-06-07 株式会社オプトエレクトロニクス 情報表示装置及び表示駆動方法
TWI533273B (zh) * 2014-10-24 2016-05-11 友達光電股份有限公司 電力管理方法與電力管理裝置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3553362A (en) * 1969-04-30 1971-01-05 Bell Telephone Labor Inc Conditional replenishment video system with run length coding of position
US4655561A (en) * 1983-04-19 1987-04-07 Canon Kabushiki Kaisha Method of driving optical modulation device using ferroelectric liquid crystal
JP2738846B2 (ja) * 1988-09-30 1998-04-08 キヤノン株式会社 情報処理装置
JPH0362090A (ja) * 1989-07-31 1991-03-18 Toshiba Corp フラットパネル表示制御回路
JP2633032B2 (ja) * 1989-09-11 1997-07-23 キヤノン株式会社 情報処理システム及び装置

Also Published As

Publication number Publication date
EP0533472A1 (de) 1993-03-24
EP0533472B1 (de) 1998-11-25
DE69227662T2 (de) 1999-05-06
JPH0580720A (ja) 1993-04-02
ATE173872T1 (de) 1998-12-15
US5374941A (en) 1994-12-20

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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