MXPA03008328A - Reduccion de artefacto de destello con limitacion de rapidez de respuesta de correccion del gama posterior. - Google Patents

Reduccion de artefacto de destello con limitacion de rapidez de respuesta de correccion del gama posterior.

Info

Publication number
MXPA03008328A
MXPA03008328A MXPA03008328A MXPA03008328A MXPA03008328A MX PA03008328 A MXPA03008328 A MX PA03008328A MX PA03008328 A MXPA03008328 A MX PA03008328A MX PA03008328 A MXPA03008328 A MX PA03008328A MX PA03008328 A MXPA03008328 A MX PA03008328A
Authority
MX
Mexico
Prior art keywords
gamma correction
slew rate
rate limiting
post gamma
sparkle artifacts
Prior art date
Application number
MXPA03008328A
Other languages
English (en)
Inventor
Donald Henry Willis
Original Assignee
Thomson Licensing Sa
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 Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA03008328A publication Critical patent/MXPA03008328A/es

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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • 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
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
    • G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
MXPA03008328A 2001-03-12 2002-03-11 Reduccion de artefacto de destello con limitacion de rapidez de respuesta de correccion del gama posterior. MXPA03008328A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US27518601P 2001-03-12 2001-03-12
US09/892,347 US7495640B2 (en) 2001-03-12 2001-06-27 Reducing sparkle artifacts with post gamma correction slew rate limiting
PCT/US2002/007385 WO2002073585A2 (en) 2001-03-12 2002-03-11 Reducing sparkle artifacts with post gamma correction slew rate limiting

Publications (1)

Publication Number Publication Date
MXPA03008328A true MXPA03008328A (es) 2003-12-11

Family

ID=26957288

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03008328A MXPA03008328A (es) 2001-03-12 2002-03-11 Reduccion de artefacto de destello con limitacion de rapidez de respuesta de correccion del gama posterior.

Country Status (9)

Country Link
US (1) US7495640B2 (es)
EP (1) EP1412935B1 (es)
JP (1) JP4511116B2 (es)
KR (2) KR100887679B1 (es)
CN (1) CN100433113C (es)
MX (1) MXPA03008328A (es)
MY (1) MY140371A (es)
TW (1) TW583876B (es)
WO (1) WO2002073585A2 (es)

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JP3617498B2 (ja) * 2001-10-31 2005-02-02 三菱電機株式会社 液晶駆動用画像処理回路、およびこれを用いた液晶ディスプレイ装置、ならびに画像処理方法
US7535450B2 (en) * 2002-02-19 2009-05-19 Thomson Licensing Method and apparatus for sparkle reduction using a split lowpass filter arrangement
TW582020B (en) * 2002-02-27 2004-04-01 Ind Tech Res Inst Driving system for increasing responding speed of liquid crystal display
KR100555303B1 (ko) * 2002-12-11 2006-03-03 엘지.필립스 엘시디 주식회사 감마 전압 생성 장치 및 방법
US20040150654A1 (en) * 2003-01-31 2004-08-05 Willis Donald Henry Sparkle reduction using a split gamma table
CN1332371C (zh) * 2003-04-04 2007-08-15 三菱电机株式会社 液晶驱动电路
KR20060016664A (ko) 2004-08-18 2006-02-22 삼성전자주식회사 모니터장치
JP4524646B2 (ja) * 2004-09-16 2010-08-18 セイコーエプソン株式会社 画像処理装置及び方法
JP4777134B2 (ja) * 2006-04-28 2011-09-21 キヤノン株式会社 画像投射装置
JP4222392B2 (ja) * 2006-08-04 2009-02-12 セイコーエプソン株式会社 画像表示装置および画像表示方法
KR101346980B1 (ko) * 2006-10-16 2014-01-02 엘지디스플레이 주식회사 평판표시장치의 흑선 보상방법 및 장치
TW200845772A (en) * 2007-05-09 2008-11-16 Denmos Technology Inc Source driver and Gamma correction method thereof
JP2009276671A (ja) * 2008-05-16 2009-11-26 Canon Inc 発光装置
TWI401667B (zh) * 2008-05-23 2013-07-11 Innolux Corp 液晶顯示器加馬校正電路及方法
US10613727B2 (en) 2016-02-19 2020-04-07 Ppg Industries Ohio, Inc. Color and texture match ratings for optimal match selection

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JPS63114472A (ja) * 1986-10-31 1988-05-19 Victor Co Of Japan Ltd 画像処理装置
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DE69319943T2 (de) * 1992-02-28 1999-02-11 Canon Kk Flüssigkristallanzeigegerät
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JP3471152B2 (ja) * 1995-11-30 2003-11-25 アルプス電気株式会社 液晶表示素子および液晶表示素子の駆動方法
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US7119774B2 (en) * 2001-03-09 2006-10-10 Thomson Licensing Reducing sparkle artifacts with low brightness filtering
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US7535450B2 (en) * 2002-02-19 2009-05-19 Thomson Licensing Method and apparatus for sparkle reduction using a split lowpass filter arrangement
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
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Also Published As

Publication number Publication date
EP1412935B1 (en) 2013-05-08
KR100882209B1 (ko) 2009-02-06
US7495640B2 (en) 2009-02-24
WO2002073585A3 (en) 2004-02-12
CN1623181A (zh) 2005-06-01
JP4511116B2 (ja) 2010-07-28
CN100433113C (zh) 2008-11-12
JP2005508507A (ja) 2005-03-31
US20020126075A1 (en) 2002-09-12
MY140371A (en) 2009-12-31
KR20080100495A (ko) 2008-11-18
EP1412935A2 (en) 2004-04-28
WO2002073585A2 (en) 2002-09-19
TW583876B (en) 2004-04-11
KR20040000400A (ko) 2004-01-03
KR100887679B1 (ko) 2009-03-11

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Legal Events

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