JP2005292804A - 制御装置及び画像表示装置 - Google Patents

制御装置及び画像表示装置 Download PDF

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Publication number
JP2005292804A
JP2005292804A JP2005055663A JP2005055663A JP2005292804A JP 2005292804 A JP2005292804 A JP 2005292804A JP 2005055663 A JP2005055663 A JP 2005055663A JP 2005055663 A JP2005055663 A JP 2005055663A JP 2005292804 A JP2005292804 A JP 2005292804A
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JP
Japan
Prior art keywords
gradation
amplitude
signal
range
value
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Withdrawn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
JP2005055663A
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English (en)
Japanese (ja)
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JP2005292804A5 (enExample
Inventor
Izumi Kanai
泉 金井
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
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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
Priority to JP2005055663A priority Critical patent/JP2005292804A/ja
Priority to US11/074,773 priority patent/US7679628B2/en
Publication of JP2005292804A publication Critical patent/JP2005292804A/ja
Publication of JP2005292804A5 publication Critical patent/JP2005292804A5/ja
Withdrawn legal-status Critical Current

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    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2077—Display of intermediate tones by a combination of two or more gradation control methods
    • G09G3/2081—Display of intermediate tones by a combination of two or more gradation control methods with combination of amplitude modulation and time modulation
    • 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
    • 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

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  • Engineering & Computer Science (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)
  • Liquid Crystal Display Device Control (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of El Displays (AREA)
  • Control Of Gas Discharge Display Tubes (AREA)
JP2005055663A 2004-03-10 2005-03-01 制御装置及び画像表示装置 Withdrawn JP2005292804A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005055663A JP2005292804A (ja) 2004-03-10 2005-03-01 制御装置及び画像表示装置
US11/074,773 US7679628B2 (en) 2004-03-10 2005-03-09 Controller and image display device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004067459 2004-03-10
JP2005055663A JP2005292804A (ja) 2004-03-10 2005-03-01 制御装置及び画像表示装置

Publications (2)

Publication Number Publication Date
JP2005292804A true JP2005292804A (ja) 2005-10-20
JP2005292804A5 JP2005292804A5 (enExample) 2010-01-14

Family

ID=34985752

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005055663A Withdrawn JP2005292804A (ja) 2004-03-10 2005-03-01 制御装置及び画像表示装置

Country Status (2)

Country Link
US (1) US7679628B2 (enExample)
JP (1) JP2005292804A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007178987A (ja) * 2005-12-28 2007-07-12 Lg Philips Lcd Co Ltd 液晶表示素子の駆動装置及び駆動方法
JP2007240805A (ja) * 2006-03-08 2007-09-20 Sony Corp 自発光表示装置、電子機器、焼き付き補正装置及びプログラム
WO2015040971A1 (ja) * 2013-09-18 2015-03-26 株式会社Ｊｖｃケンウッド 画像表示装置
JP2017510856A (ja) * 2014-12-31 2017-04-13 小米科技有限責任公司Ｘｉａｏｍｉ Ｉｎｃ． バックライト制御方法、装置、プログラム及び記録媒体

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4250595B2 (ja) * 2004-02-16 2009-04-08 キヤノン株式会社 信号処理方法及び信号処理回路
JP4484722B2 (ja) * 2004-02-27 2010-06-16 キヤノン株式会社 画像信号処理方法及び画像信号処理回路
JP2005292804A (ja) 2004-03-10 2005-10-20 Canon Inc 制御装置及び画像表示装置
JP4533330B2 (ja) * 2005-04-12 2010-09-01 キヤノン株式会社 画像形成装置及び画像形成方法
US20070200803A1 (en) * 2005-07-27 2007-08-30 Semiconductor Energy Laboratory Co., Ltd. Display device, and driving method and electronic device thereof
US8074053B2 (en) * 2006-07-11 2011-12-06 Harman International Industries, Incorporated Dynamic instruction and data updating architecture
JP5215733B2 (ja) * 2008-05-28 2013-06-19 キヤノン株式会社 表示制御装置およびオーバードライブ駆動用パラメータの決定方法
KR101318755B1 (ko) * 2008-12-18 2013-10-16 엘지디스플레이 주식회사 액정표시장치
US20100277461A1 (en) * 2009-05-04 2010-11-04 Raman Research Institute Systems and methods to drive an lcd
JP4795473B2 (ja) * 2009-06-29 2011-10-19 キヤノン株式会社 画像処理装置及びその制御方法
US20120086740A1 (en) * 2009-07-03 2012-04-12 Sharp Kabushiki Kaisha Liquid Crystal Display Device And Light Source Control Method
EP2450739A4 (en) * 2009-07-03 2017-08-09 Sharp Kabushiki Kaisha Liquid crystal display device and light source control method
EP2357640A1 (en) 2009-12-02 2011-08-17 Koninklijke Philips Electronics N.V. Luminance control for pixels of a display panel
JP2011154187A (ja) * 2010-01-27 2011-08-11 Canon Inc 画像表示装置
CN103903584B (zh) * 2014-04-04 2016-09-21 深圳市华星光电技术有限公司 一种自动光量补正系统及自动光量补正方法
KR102284755B1 (ko) * 2014-10-28 2021-08-03 삼성디스플레이 주식회사 표시 장치 및 표시 제어 장치
CN105374323B (zh) * 2015-12-18 2018-02-13 深圳Tcl数字技术有限公司 点阵背光源驱动方法、装置和系统
IL258119B2 (en) * 2018-03-14 2024-06-01 Elta Systems Ltd Coherence change detection techniques

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06178153A (ja) 1992-12-07 1994-06-24 Fujitsu General Ltd ダイナミックガンマ補正回路
FR2708129B1 (fr) 1993-07-22 1995-09-01 Commissariat Energie Atomique Procédé et dispositif de commande d'un écran fluorescent à micropointes.
KR100344861B1 (ko) * 1994-08-23 2002-11-23 아사히 가라스 가부시키가이샤 액정 디스플레이 장치의 구동 방법
JP3006592B1 (ja) 1998-07-24 2000-02-07 日亜化学工業株式会社 Ｌｅｄディスプレイユニット
ES2273671T3 (es) * 1999-03-24 2007-05-16 Avix Inc. Sistema de presentacion a todo color de diodos electroluminiscentes.
JP2001343957A (ja) 2000-03-27 2001-12-14 Hitachi Ltd 液晶表示装置
JP2001308710A (ja) * 2000-04-21 2001-11-02 Sony Corp 変調回路およびこれを用いた画像表示装置ならびに変調方法
JP3651371B2 (ja) * 2000-07-27 2005-05-25 株式会社日立製作所 液晶駆動回路及び液晶表示装置
JP3681121B2 (ja) * 2001-06-15 2005-08-10 キヤノン株式会社 駆動回路及び表示装置
JP3592311B2 (ja) 2002-04-02 2004-11-24 キヤノン株式会社 画像表示装置とその方法
US20040256995A1 (en) * 2003-03-26 2004-12-23 Ngk Insulators, Ltd. Display and method for driving display
JP4250595B2 (ja) * 2004-02-16 2009-04-08 キヤノン株式会社 信号処理方法及び信号処理回路
JP4484722B2 (ja) * 2004-02-27 2010-06-16 キヤノン株式会社 画像信号処理方法及び画像信号処理回路
JP2005292804A (ja) 2004-03-10 2005-10-20 Canon Inc 制御装置及び画像表示装置
JP4086852B2 (ja) * 2004-03-16 2008-05-14 キヤノン株式会社 画像表示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007178987A (ja) * 2005-12-28 2007-07-12 Lg Philips Lcd Co Ltd 液晶表示素子の駆動装置及び駆動方法
JP2007240805A (ja) * 2006-03-08 2007-09-20 Sony Corp 自発光表示装置、電子機器、焼き付き補正装置及びプログラム
WO2015040971A1 (ja) * 2013-09-18 2015-03-26 株式会社Ｊｖｃケンウッド 画像表示装置
JP2017510856A (ja) * 2014-12-31 2017-04-13 小米科技有限責任公司Ｘｉａｏｍｉ Ｉｎｃ． バックライト制御方法、装置、プログラム及び記録媒体

Also Published As

Publication number Publication date
US7679628B2 (en) 2010-03-16
US20050206660A1 (en) 2005-09-22

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