DE60334537D1 - Verbesserung der fensterhelligkeit für eine lcd-anzeige - Google Patents

Verbesserung der fensterhelligkeit für eine lcd-anzeige

Info

Publication number
DE60334537D1
DE60334537D1 DE60334537T DE60334537T DE60334537D1 DE 60334537 D1 DE60334537 D1 DE 60334537D1 DE 60334537 T DE60334537 T DE 60334537T DE 60334537 T DE60334537 T DE 60334537T DE 60334537 D1 DE60334537 D1 DE 60334537D1
Authority
DE
Germany
Prior art keywords
improving
brightness
lcd display
backlighting
blu
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
DE60334537T
Other languages
English (en)
Inventor
Giuseppe Pasqualini
Carlo Casale
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics 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
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60334537D1 publication Critical patent/DE60334537D1/de
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
    • G09G3/3406—Control of illumination source
    • 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
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0653—Controlling or limiting the speed of brightness adjustment of the illumination source
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0686—Adjustment of display parameters with two or more screen areas displaying information with different brightness or colours
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/14—Display of multiple viewports

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
DE60334537T 2002-04-02 2003-03-11 Verbesserung der fensterhelligkeit für eine lcd-anzeige Expired - Lifetime DE60334537D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02076304 2002-04-02
PCT/IB2003/000933 WO2003083817A1 (en) 2002-04-02 2003-03-11 Window brightness enhancement for lc display

Publications (1)

Publication Number Publication Date
DE60334537D1 true DE60334537D1 (de) 2010-11-25

Family

ID=28459548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60334537T Expired - Lifetime DE60334537D1 (de) 2002-04-02 2003-03-11 Verbesserung der fensterhelligkeit für eine lcd-anzeige

Country Status (9)

Country Link
US (1) US7205974B2 (de)
EP (1) EP1500075B1 (de)
JP (1) JP4751020B2 (de)
CN (1) CN100426363C (de)
AT (1) ATE484816T1 (de)
AU (1) AU2003207928A1 (de)
DE (1) DE60334537D1 (de)
ES (1) ES2353861T3 (de)
WO (1) WO2003083817A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003209558A1 (en) * 2002-04-02 2003-10-13 Koninklijke Philips Electronics N.V. Window brightness enhancement for lc display
JP2006041832A (ja) * 2004-07-26 2006-02-09 Nec Saitama Ltd 表示部照明の切り替え機能付き携帯無線端末
DE102008048447A1 (de) * 2008-09-23 2010-04-29 Siemens Enterprise Communications Gmbh & Co. Kg Verfahren und Anordnung zur bildgebenden Darstellung von Information, insbesondere für den Einsatz bei Kommunikationsendgeräten
JP4710980B2 (ja) * 2009-01-16 2011-06-29 株式会社デンソー 表示装置
WO2011132236A1 (ja) * 2010-04-23 2011-10-27 Ｎｅｃディスプレイソリューションズ株式会社 表示装置、表示方法およびプログラム
JP5780614B2 (ja) * 2011-05-31 2015-09-16 Ｎｅｃディスプレイソリューションズ株式会社 表示装置、表示方法
CN103562990B (zh) * 2011-05-31 2016-02-03 Nec显示器解决方案株式会社 显示装置和显示方法
KR101974366B1 (ko) * 2012-02-10 2019-05-03 삼성전자주식회사 디지털 정보 디스플레이 장치에서 영상 내 각 객체에 대한 부가 정보를 제공하기 위한 방법 및 이를 위한 디지털 정보 디스플레이 장치 그리고 상기 부가 정보를 제공받는 가시광 통신 단말
CN102968942B (zh) * 2012-11-02 2016-05-04 京东方科技集团股份有限公司 面板暗点检测电路
KR20150049045A (ko) * 2013-10-29 2015-05-08 삼성전자주식회사 휴대단말에서 화면 밝기를 제어하는 방법 및 장치
WO2023182973A1 (en) * 2022-03-21 2023-09-28 Hewlett-Packard Development Company, L.P. User selected display panel adjustment

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928181A (en) * 1988-11-21 1990-05-22 Philip Morris Incorporated Methods and apparatus for optically enhancing selected features in an input image
US5751261A (en) * 1990-12-31 1998-05-12 Kopin Corporation Control system for display panels
US5479187A (en) 1994-02-23 1995-12-26 Chunghwa Picture Tubes, Ltd. Vertically scanned narrow light beam source for LCD display
US5592193A (en) 1994-03-10 1997-01-07 Chunghwa Picture Tubes, Ltd. Backlighting arrangement for LCD display panel
US5978041A (en) * 1994-10-24 1999-11-02 Hitachi, Ltd. Image display system
US6094185A (en) * 1995-07-05 2000-07-25 Sun Microsystems, Inc. Apparatus and method for automatically adjusting computer display parameters in response to ambient light and user preferences
KR0182940B1 (ko) * 1995-11-28 1999-05-01 김광호 화면의 특정부분 칼라링 장치 및 방법
US5933130A (en) * 1996-07-26 1999-08-03 Wagner; Roger Anti-eye strain apparatus and method
JP3334535B2 (ja) * 1997-01-29 2002-10-15 株式会社日立製作所 画像表示装置及び画像表示方法
JP2891955B2 (ja) * 1997-02-14 1999-05-17 日本電気移動通信株式会社 Ｌｃｄ表示装置
US5894298A (en) * 1997-03-14 1999-04-13 Northern Telecom Limited Display apparatus
US6239773B1 (en) * 1997-10-13 2001-05-29 U.S. Philips Corporation Image display device
JP3047885B2 (ja) * 1998-04-09 2000-06-05 日本電気株式会社 バックライト制御装置およびバックライト制御方法
JP2000287035A (ja) * 1999-03-30 2000-10-13 Nec Corp 光源制御装置
EP1171865A1 (de) * 1999-12-02 2002-01-16 Koninklijke Philips Electronics N.V. Einrichtung und verfahren zur hervorhebung von selektierten teilen eines bildschirms
JP2003050569A (ja) * 2000-11-30 2003-02-21 Hitachi Ltd 液晶表示装置
TW548964B (en) * 2001-01-24 2003-08-21 Koninkl Philips Electronics Nv Window brightness enhancement for LCD display

Also Published As

Publication number Publication date
ATE484816T1 (de) 2010-10-15
EP1500075B1 (de) 2010-10-13
CN1647148A (zh) 2005-07-27
JP2005521905A (ja) 2005-07-21
EP1500075A1 (de) 2005-01-26
US20050219198A1 (en) 2005-10-06
ES2353861T3 (es) 2011-03-07
WO2003083817A1 (en) 2003-10-09
CN100426363C (zh) 2008-10-15
AU2003207928A1 (en) 2003-10-13
JP4751020B2 (ja) 2011-08-17
US7205974B2 (en) 2007-04-17

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