EP2043079A3 - Appareil d'affichage vidéo avec contrôle dynamique du rétroéclairage - Google Patents

Appareil d'affichage vidéo avec contrôle dynamique du rétroéclairage Download PDF

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Publication number
EP2043079A3
EP2043079A3 EP08015642A EP08015642A EP2043079A3 EP 2043079 A3 EP2043079 A3 EP 2043079A3 EP 08015642 A EP08015642 A EP 08015642A EP 08015642 A EP08015642 A EP 08015642A EP 2043079 A3 EP2043079 A3 EP 2043079A3
Authority
EP
European Patent Office
Prior art keywords
apl
video signal
input video
displaying apparatus
change amount
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.)
Withdrawn
Application number
EP08015642A
Other languages
German (de)
English (en)
Other versions
EP2043079A2 (fr
Inventor
Kohichi Takaku
Tetsuo Ikeyama
Hideto Yagisawa
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Publication of EP2043079A2 publication Critical patent/EP2043079A2/fr
Publication of EP2043079A3 publication Critical patent/EP2043079A3/fr
Withdrawn legal-status Critical Current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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall 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
    • G09G2320/06—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
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
EP08015642A 2007-09-28 2008-09-04 Appareil d'affichage vidéo avec contrôle dynamique du rétroéclairage Withdrawn EP2043079A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007253684A JP2009086133A (ja) 2007-09-28 2007-09-28 映像表示装置

Publications (2)

Publication Number Publication Date
EP2043079A2 EP2043079A2 (fr) 2009-04-01
EP2043079A3 true EP2043079A3 (fr) 2010-03-17

Family

ID=40056181

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08015642A Withdrawn EP2043079A3 (fr) 2007-09-28 2008-09-04 Appareil d'affichage vidéo avec contrôle dynamique du rétroéclairage

Country Status (4)

Country Link
EP (1) EP2043079A3 (fr)
JP (1) JP2009086133A (fr)
CN (1) CN101399011B (fr)
BR (1) BRPI0803562A2 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011013422A (ja) * 2009-07-01 2011-01-20 Mitsubishi Electric Corp 画質調整装置
JP5516583B2 (ja) * 2009-07-16 2014-06-11 富士通株式会社 表示装置および制御方法
CN102783173B (zh) 2010-02-26 2014-12-17 夏普株式会社 内容重放装置、电视接收机、内容重放方法、内容重放程序、及存储介质
JP5562931B2 (ja) * 2010-02-26 2014-07-30 シャープ株式会社 コンテンツ再生装置、テレビジョン受像機、コンテンツ再生方法、コンテンツ再生プログラム、および記録媒体
CN101859546B (zh) * 2010-05-25 2013-06-19 友达光电股份有限公司 调整背光源的亮度的方法
CN103377636B (zh) * 2010-05-25 2015-06-17 友达光电股份有限公司 调整背光源的亮度的方法
JP2012013858A (ja) * 2010-06-30 2012-01-19 Fujitsu Ten Ltd 表示制御装置、表示装置、及び、表示制御方法
JP5270730B2 (ja) * 2011-08-03 2013-08-21 シャープ株式会社 映像表示装置
JPWO2013054728A1 (ja) 2011-10-11 2015-03-30 ソニー株式会社 ヘッド・マウント・ディスプレイ及び表示制御方法
JP6051605B2 (ja) * 2012-06-13 2016-12-27 ソニー株式会社 表示装置、および表示制御方法、並びにプログラム
JP6261240B2 (ja) * 2013-09-04 2018-01-17 キヤノン株式会社 画像処理装置及びその制御方法
CN107111991B (zh) * 2014-09-22 2019-09-10 Nec显示器解决方案株式会社 图像显示装置和用于对光源进行调光的方法
JP6479401B2 (ja) * 2014-10-14 2019-03-06 シャープ株式会社 表示装置、表示装置の制御方法、および制御プログラム
JP2016090773A (ja) * 2014-11-04 2016-05-23 株式会社ソニー・コンピュータエンタテインメント ヘッドマウントディスプレイおよび輝度調整方法
KR102399669B1 (ko) 2015-10-15 2022-05-19 삼성전자주식회사 디스플레이 밝기 조정 방법 및 장치
CN105657301B (zh) * 2016-02-22 2019-06-11 深圳市华星光电技术有限公司 显示图像的方法及装置
JP6758891B2 (ja) * 2016-04-11 2020-09-23 キヤノン株式会社 画像表示装置及び画像表示方法
CN106128372A (zh) * 2016-09-14 2016-11-16 广州创维平面显示科技有限公司 一种直下式背光源的控制方法、控制系统和液晶电视
JP7064889B2 (ja) * 2018-01-16 2022-05-11 株式会社ジャパンディスプレイ 表示装置
JP7114993B2 (ja) * 2018-03-30 2022-08-09 株式会社リコー 表示装置、表示システム、移動体、表示輝度制御方法およびプログラム
JP6746855B2 (ja) 2018-09-28 2020-08-26 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ 撮像装置、制御方法、及びプログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020021292A1 (en) * 2000-05-08 2002-02-21 Yukihiko Sakashita Display apparatus and image signal processing apparatus
US20030201968A1 (en) * 2002-03-25 2003-10-30 Motomitsu Itoh Image display device and image display method
WO2005022925A1 (fr) * 2003-08-28 2005-03-10 Koninklijke Philips Electronics N.V. Procede et systeme de commande de contraste dynamique pour un systeme d'affichage

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05127608A (ja) 1991-11-01 1993-05-25 Canon Inc 液晶表示装置
JPH0619444A (ja) * 1992-07-02 1994-01-28 Hitachi Ltd 情報処理装置
JP2751847B2 (ja) * 1993-12-28 1998-05-18 日本電気株式会社 表示装置
JP3215400B1 (ja) * 1999-05-10 2001-10-02 松下電器産業株式会社 画像表示装置および画像表示方法
JP2002357810A (ja) * 2001-05-31 2002-12-13 Matsushita Electric Ind Co Ltd 映像表示装置及び方法
JP3495362B2 (ja) * 2001-04-25 2004-02-09 松下電器産業株式会社 映像表示装置及び映像表示方法
EP1482475B1 (fr) * 2002-03-07 2011-12-21 Sharp Kabushiki Kaisha Dispositif d'affichage
JP4250978B2 (ja) * 2003-03-03 2009-04-08 ヤマハ株式会社 プロジェクタ
JP4619160B2 (ja) * 2005-03-17 2011-01-26 シャープ株式会社 画像表示装置及び画像表示方法
JP2006285064A (ja) * 2005-04-04 2006-10-19 Matsushita Electric Ind Co Ltd 画像表示装置
CN1996103A (zh) * 2006-08-18 2007-07-11 深圳创维－Rgb电子有限公司 一种用于液晶显示器的节能电路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020021292A1 (en) * 2000-05-08 2002-02-21 Yukihiko Sakashita Display apparatus and image signal processing apparatus
US20030201968A1 (en) * 2002-03-25 2003-10-30 Motomitsu Itoh Image display device and image display method
WO2005022925A1 (fr) * 2003-08-28 2005-03-10 Koninklijke Philips Electronics N.V. Procede et systeme de commande de contraste dynamique pour un systeme d'affichage

Also Published As

Publication number Publication date
CN101399011A (zh) 2009-04-01
EP2043079A2 (fr) 2009-04-01
BRPI0803562A2 (pt) 2009-06-02
JP2009086133A (ja) 2009-04-23
CN101399011B (zh) 2011-06-15

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