CN102201211B - 液晶显示器 - Google Patents

液晶显示器 Download PDF

Info

Publication number
CN102201211B
CN102201211B CN201110068669.0A CN201110068669A CN102201211B CN 102201211 B CN102201211 B CN 102201211B CN 201110068669 A CN201110068669 A CN 201110068669A CN 102201211 B CN102201211 B CN 102201211B
Authority
CN
China
Prior art keywords
light
light source
liquid crystal
signal
image signal
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 - Fee Related
Application number
CN201110068669.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN102201211A (zh
Inventor
浅野光康
西智裕
胜义浩
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN102201211A publication Critical patent/CN102201211A/zh
Application granted granted Critical
Publication of CN102201211B publication Critical patent/CN102201211B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0233—Improving the luminance or brightness uniformity across 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
    • 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
    • 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
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data

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 (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CN201110068669.0A 2010-03-24 2011-03-17 液晶显示器 Expired - Fee Related CN102201211B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010068124A JP5650422B2 (ja) 2010-03-24 2010-03-24 液晶表示装置
JP2010-068124 2010-03-24

Publications (2)

Publication Number Publication Date
CN102201211A CN102201211A (zh) 2011-09-28
CN102201211B true CN102201211B (zh) 2015-04-29

Family

ID=44655839

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110068669.0A Expired - Fee Related CN102201211B (zh) 2010-03-24 2011-03-17 液晶显示器

Country Status (3)

Country Link
US (2) US8933872B2 (https=)
JP (1) JP5650422B2 (https=)
CN (1) CN102201211B (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5650422B2 (ja) * 2010-03-24 2015-01-07 ソニー株式会社 液晶表示装置
US9305495B2 (en) * 2011-02-23 2016-04-05 Panasonic Intellectual Property Management Co., Ltd. Display device and display method for estimating backlight luminance distribution
US9153044B2 (en) 2011-03-15 2015-10-06 Sharp Kabushiki Kaisha Image signal processing device, display device, and television for reducing uneven luminance image signals
KR102073685B1 (ko) * 2013-09-06 2020-02-06 삼성디스플레이 주식회사 액정 표시 장치
CN103474016B (zh) * 2013-09-11 2016-06-22 青岛海信电器股份有限公司 分区驱动处理方法、处理装置及显示器
CN104835477A (zh) * 2014-02-11 2015-08-12 珠海格力电器股份有限公司 显示模块整体亮度的控制方法及系统
CN107784982B (zh) * 2016-08-25 2020-10-30 立景光电股份有限公司 液晶覆硅显示器与其亮度调整方法
US20190103047A1 (en) * 2017-09-29 2019-04-04 Chul Chung Display device and method to generate color image
CN108022563B (zh) * 2018-01-31 2020-08-28 武汉华星光电技术有限公司 基于分区背光的低延迟液晶显示装置及其驱动方法
CN109144893A (zh) 2018-09-11 2019-01-04 郑州云海信息技术有限公司 一种与非易失性内存储器进程交互的方法与装置
US11287698B2 (en) 2018-09-25 2022-03-29 Sakai Display Products Corporation Liquid crystal display apparatus
CN111354287B (zh) * 2018-12-20 2021-05-11 京东方科技集团股份有限公司 确定像素老化衰减程度、补偿像素的方法、装置、设备
CN119998862A (zh) * 2022-12-22 2025-05-13 谷歌有限责任公司 显示器外围的可变亮度调光

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101192375A (zh) * 2006-12-01 2008-06-04 索尼株式会社 用于控制背光的设备和方法以及液晶显示器

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5808597A (en) * 1995-03-08 1998-09-15 Canon Kabushiki Kaisha Illumination device for liquid crystal display apparatus
TW501079B (en) * 1999-09-17 2002-09-01 Matsushita Electric Industrial Co Ltd Image display device
US6417832B1 (en) * 1999-09-28 2002-07-09 Rainbow Displays, Inc. Apparatus for producing uniform luminance in a flat-panel display backlight
JP4355977B2 (ja) 1999-11-12 2009-11-04 ソニー株式会社 映像表示装置および映像表示装置における照明制御方法
US7176878B2 (en) * 2002-12-11 2007-02-13 Nvidia Corporation Backlight dimming and LCD amplitude boost
KR100927608B1 (ko) * 2003-10-09 2009-11-23 삼성에스디아이 주식회사 영상표시장치에 있어서 휘도제어방법 및 장치
US7537374B2 (en) * 2005-08-27 2009-05-26 3M Innovative Properties Company Edge-lit backlight having light recycling cavity with concave transflector
US7525611B2 (en) * 2006-01-24 2009-04-28 Astronautics Corporation Of America Night vision compatible display backlight
US7511696B2 (en) * 2006-03-15 2009-03-31 Honeywell International Inc. Display with reduced power light source
US7564438B2 (en) * 2006-03-24 2009-07-21 Marketech International Corp. Method to automatically regulate brightness of liquid crystal displays
JP2007287422A (ja) * 2006-04-14 2007-11-01 Nec Lcd Technologies Ltd バックライトシステム及び液晶表示装置並びにバックライトの調整方法
JP2008176211A (ja) * 2007-01-22 2008-07-31 Hitachi Ltd 液晶表示装置及びその輝度制御方法
US20080186734A1 (en) * 2007-02-02 2008-08-07 Kong Kong Applied Science And Technology Research Institute Co., Ltd. Side-emitting backlight system and backlit display using the same
US8139022B2 (en) * 2007-05-08 2012-03-20 Victor Company Of Japan, Limited Liquid crystal display device and image display method thereof
KR100885285B1 (ko) * 2007-05-08 2009-02-23 닛뽕빅터 가부시키가이샤 액정 표시 장치 및 이에 이용되는 영상 표시 방법
KR101375851B1 (ko) * 2007-06-01 2014-04-01 엘지디스플레이 주식회사 액정표시장치
JP5430950B2 (ja) * 2008-04-01 2014-03-05 ミツミ電機株式会社 画像表示装置
US8189951B2 (en) * 2008-05-21 2012-05-29 Panasonic Corporation Video signal display device, video signal display method, storage medium, and integrated circuit
JP5203854B2 (ja) * 2008-08-28 2013-06-05 株式会社東芝 情報処理装置、画像表示装置および方法
JP4968219B2 (ja) * 2008-09-18 2012-07-04 株式会社Ｊｖｃケンウッド 液晶表示装置及びこれに用いる映像表示方法
JP5305884B2 (ja) * 2008-12-17 2013-10-02 株式会社東芝 画像処理装置、画像処理方法、及び画像処理プログラム
JP2010175913A (ja) * 2009-01-30 2010-08-12 Hitachi Ltd 画像表示装置
JP4930540B2 (ja) 2009-04-13 2012-05-16 ソニー株式会社 面発光装置および液晶表示装置
JP2011186224A (ja) 2010-03-09 2011-09-22 Sony Corp 液晶表示装置および映像表示システム
JP2011203323A (ja) * 2010-03-24 2011-10-13 Sony Corp 液晶表示装置
JP5650422B2 (ja) * 2010-03-24 2015-01-07 ソニー株式会社 液晶表示装置
JP2011221292A (ja) 2010-04-09 2011-11-04 Sony Corp 液晶表示装置
JP2011227200A (ja) 2010-04-16 2011-11-10 Sony Corp 液晶表示装置
JP2011242604A (ja) 2010-05-18 2011-12-01 Sony Corp 液晶表示装置
JP2011242605A (ja) 2010-05-18 2011-12-01 Sony Corp 液晶表示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101192375A (zh) * 2006-12-01 2008-06-04 索尼株式会社 用于控制背光的设备和方法以及液晶显示器

Also Published As

Publication number Publication date
JP2011203322A (ja) 2011-10-13
US20110234566A1 (en) 2011-09-29
US9514688B2 (en) 2016-12-06
US20150097875A1 (en) 2015-04-09
US8933872B2 (en) 2015-01-13
JP5650422B2 (ja) 2015-01-07
CN102201211A (zh) 2011-09-28

Similar Documents

Publication Publication Date Title
CN102201211B (zh) 液晶显示器
US8334882B2 (en) Liquid crystal display apparatus
US10591769B2 (en) Display device
CN101453813B (zh) 光源模块、驱动该光源模块的方法、含该光源模块的显示装置
KR101161522B1 (ko) 영상 표시 장치
JP2008009415A (ja) 表示装置及びその駆動方法
US20100002027A1 (en) Display device and method
US9520096B2 (en) Liquid crystal display device
US8378959B2 (en) Method of dimming light sources, light source apparatus for performing the method, and display apparatus having the light source apparatus
CN100386670C (zh) 具有优良图像质量的液晶显示装置
CN102254527B (zh) 液晶显示器
US20110285611A1 (en) Liquid crystal display
US20110254873A1 (en) Liquid crystal display
US8842065B2 (en) Liquid crystal display device capable of being divisionally driven using a backlight unit
RU2447469C2 (ru) Жидкокристаллическое дисплейное устройство
US20120223973A1 (en) Display device
WO2013073428A1 (ja) 表示装置
JP2009300810A (ja) 液晶表示装置
KR102488471B1 (ko) 액정표시장치
US20080036728A1 (en) Multi-segment displays
KR102408806B1 (ko) 액정 디스플레이 장치 및 이의 구동 방법
KR101560400B1 (ko) 에지형 백라이트 유닛 및 이를 구비한 액정표시장치
TWI427607B (zh) 場序式液晶顯示器及其驅動方法
JP2008145643A (ja) 液晶表示装置
WO2010103689A1 (ja) パネルコントローラ、液晶表示装置、信号変調方法、信号変調プログラム、および記録媒体

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150429

Termination date: 20200317

CF01 Termination of patent right due to non-payment of annual fee