ES2143883T3 - Conversion de una señal de video para accionar una pantalla de cristal liquido. - Google Patents

Conversion de una señal de video para accionar una pantalla de cristal liquido.

Info

Publication number
ES2143883T3
ES2143883T3 ES98870086T ES98870086T ES2143883T3 ES 2143883 T3 ES2143883 T3 ES 2143883T3 ES 98870086 T ES98870086 T ES 98870086T ES 98870086 T ES98870086 T ES 98870086T ES 2143883 T3 ES2143883 T3 ES 2143883T3
Authority
ES
Spain
Prior art keywords
video signal
luminance
conversion
actuate
liquid crystal
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 - Lifetime
Application number
ES98870086T
Other languages
English (en)
Inventor
Koen Gadeyne
Patrick Vandenberghe
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.)
Barco NV
Original Assignee
Barco NV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8237027&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2143883(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Barco NV filed Critical Barco NV
Application granted granted Critical
Publication of ES2143883T3 publication Critical patent/ES2143883T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0252—Improving the response speed
    • 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
    • G09G2320/0261—Improving the quality of display appearance in the context of movement of objects on the screen or movement of the observer relative to the 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
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G09G2340/0435—Change or adaptation of the frame rate of the video stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (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)
  • Transforming Electric Information Into Light Information (AREA)
  • Liquid Crystal Display Device Control (AREA)

Abstract

PROCEDIMIENTO Y APARATO PARA CONVERTIR O GENERAR UNA SEÑAL DE VIDEO DESTINADA A SER VISUALIZADA EN UNA PANTALLA DE IMAGEN CON DISTINTOS TIEMPOS DE RESPUESTA DE LUMINANCIA EN AUMENTO Y DISMINUCION. LA CONVERSION O LA GENERACION DE LA SEÑAL DE VIDEO ES TAL QUE ARTEFACTOS DE MOVIMIENTO QUE SON CAUSADOS POR LA DIFERENCIA DE LOS TIEMPOS DE RESPUESTA DE LUMINANCIA PARA AUMENTO Y DESAPARICION, TALES COMO SALTOS DE LUMINANCIA DE UNA GRAN ZONA, PARPADEO DE UNA GRAN ZONA Y LUMINANCIA DE UNA GRAN ZONA TEMPORALMENTE DEFECTUOSA, SON CANCELADOS FUNDAMENTALMENTE EN LA IMAGEN REPRESENTADA EN PANTALLA.
ES98870086T 1998-04-17 1998-04-17 Conversion de una señal de video para accionar una pantalla de cristal liquido. Expired - Lifetime ES2143883T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98870086A EP0951007B1 (en) 1998-04-17 1998-04-17 Conversion of a video signal for driving a liquid crystal display

Publications (1)

Publication Number Publication Date
ES2143883T3 true ES2143883T3 (es) 2000-05-16

Family

ID=8237027

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98870086T Expired - Lifetime ES2143883T3 (es) 1998-04-17 1998-04-17 Conversion de una señal de video para accionar una pantalla de cristal liquido.

Country Status (9)

Country Link
US (2) US6359663B1 (es)
EP (1) EP0951007B1 (es)
JP (1) JP4808843B2 (es)
KR (1) KR100623622B1 (es)
CA (1) CA2327429C (es)
DE (1) DE69800055T2 (es)
ES (1) ES2143883T3 (es)
NO (1) NO316652B1 (es)
WO (1) WO1999054865A1 (es)

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KR100840316B1 (ko) * 2001-11-26 2008-06-20 삼성전자주식회사 액정 표시 장치 및 그의 구동 방법
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US6961039B2 (en) * 2002-02-19 2005-11-01 Thomson Licensing S.A. Method and apparatus for sparkle reduction by reactive and anticipatory slew rate limiting
US7427976B2 (en) 2002-05-17 2008-09-23 Sharp Kabushiki Kaisha Liquid crystal display
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US20090122207A1 (en) * 2005-03-18 2009-05-14 Akihiko Inoue Image Display Apparatus, Image Display Monitor, and Television Receiver
JP4629096B2 (ja) * 2005-03-18 2011-02-09 シャープ株式会社 画像表示装置、画像表示モニター、およびテレビジョン受像機
KR101106561B1 (ko) * 2005-12-19 2012-01-19 엘지디스플레이 주식회사 액정표시장치의 구동회로 및 이를 포함하는 액정표시장치
US7952545B2 (en) * 2006-04-06 2011-05-31 Lockheed Martin Corporation Compensation for display device flicker
US20090201282A1 (en) * 2008-02-11 2009-08-13 Qualcomm Mems Technologies, Inc Methods of tuning interferometric modulator displays
KR20100121498A (ko) * 2008-02-11 2010-11-17 퀄컴 엠이엠스 테크놀로지스, 인크. 디스플레이 구동 체계가 통합된 표시소자의 감지, 측정 혹은 평가 방법 및 장치, 그리고 이를 이용한 시스템 및 용도
EP2109094A1 (en) 2008-04-09 2009-10-14 Barco NV LCD inversion control
JP5337764B2 (ja) * 2010-07-02 2013-11-06 エーユー オプトロニクス コーポレイション 液晶表示装置、液晶制御回路、フリッカ防止方法、および液晶駆動方法
KR102084714B1 (ko) * 2013-07-22 2020-03-05 삼성디스플레이 주식회사 표시 장치 및 그 구동 방법
WO2015186212A1 (ja) * 2014-06-04 2015-12-10 堺ディスプレイプロダクト株式会社 液晶表示装置及び表示方法
US20190147811A1 (en) * 2016-04-28 2019-05-16 Sharp Kabushiki Kaisha Liquid crystal display device, method for driving liquid crystal panel, and method for setting signal to be written in liquid crystal display device
WO2024075359A1 (ja) * 2022-10-04 2024-04-11 Eizo株式会社 液晶表示装置、液晶表示方法及びプログラム

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Also Published As

Publication number Publication date
WO1999054865A1 (en) 1999-10-28
US6909472B2 (en) 2005-06-21
EP0951007A1 (en) 1999-10-20
US20020097345A1 (en) 2002-07-25
DE69800055D1 (de) 2000-01-27
EP0951007B1 (en) 1999-12-22
NO20004555D0 (no) 2000-09-12
CA2327429C (en) 2005-01-04
JP4808843B2 (ja) 2011-11-02
US6359663B1 (en) 2002-03-19
JP2002512386A (ja) 2002-04-23
NO316652B1 (no) 2004-03-22
CA2327429A1 (en) 1999-10-28
KR100623622B1 (ko) 2006-09-12
DE69800055T2 (de) 2000-08-03
KR20010042127A (ko) 2001-05-25
NO20004555L (no) 2000-11-16

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