JP2011022481A - 液晶表示装置 - Google Patents

液晶表示装置 Download PDF

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Publication number
JP2011022481A
JP2011022481A JP2009169122A JP2009169122A JP2011022481A JP 2011022481 A JP2011022481 A JP 2011022481A JP 2009169122 A JP2009169122 A JP 2009169122A JP 2009169122 A JP2009169122 A JP 2009169122A JP 2011022481 A JP2011022481 A JP 2011022481A
Authority
JP
Japan
Prior art keywords
liquid crystal
chromaticity
crystal display
display device
backlight
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.)
Pending
Application number
JP2009169122A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011022481A5 (enExample
Inventor
Toshiteru Onishi
敏輝 大西
Takahiro Kobayashi
隆宏 小林
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Priority to JP2009169122A priority Critical patent/JP2011022481A/ja
Priority to US12/837,289 priority patent/US20110012937A1/en
Publication of JP2011022481A publication Critical patent/JP2011022481A/ja
Publication of JP2011022481A5 publication Critical patent/JP2011022481A5/ja
Pending legal-status Critical Current

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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
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0242—Compensation of deficiencies in the appearance of 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0633—Adjustment of display parameters for control of overall brightness by amplitude modulation of the brightness 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
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
    • 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)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP2009169122A 2009-07-17 2009-07-17 液晶表示装置 Pending JP2011022481A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009169122A JP2011022481A (ja) 2009-07-17 2009-07-17 液晶表示装置
US12/837,289 US20110012937A1 (en) 2009-07-17 2010-07-15 Liquid crystal display apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009169122A JP2011022481A (ja) 2009-07-17 2009-07-17 液晶表示装置

Publications (2)

Publication Number Publication Date
JP2011022481A true JP2011022481A (ja) 2011-02-03
JP2011022481A5 JP2011022481A5 (enExample) 2012-04-05

Family

ID=43464971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009169122A Pending JP2011022481A (ja) 2009-07-17 2009-07-17 液晶表示装置

Country Status (2)

Country Link
US (1) US20110012937A1 (enExample)
JP (1) JP2011022481A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10353246B2 (en) 2011-09-30 2019-07-16 Dai Nippon Printing Co., Ltd. Liquid crystal display device and polarizer protective film

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4686644B2 (ja) * 2009-07-07 2011-05-25 シャープ株式会社 液晶表示装置
JP2012108397A (ja) * 2010-11-19 2012-06-07 Nippon Seiki Co Ltd 表示装置
US8643590B2 (en) * 2010-12-22 2014-02-04 Sharp Laboratories Of America, Inc. Ambient adaptive illumination of a liquid crystal display
CN102750912B (zh) * 2012-07-13 2015-04-08 冠捷显示科技（厦门）有限公司 Led背光动态控制装置及其控制方法
DE112015000950T5 (de) * 2014-02-25 2016-12-08 Apple Inc. Abwärtskompatible Einrichtung und abwärtskompatibles Verfahren zum Bereitstellen von Video mit sowohl Standard- als auch hohem Dynamikbereich
CN104019404A (zh) * 2014-05-23 2014-09-03 深圳市华星光电技术有限公司 背光模组、显示装置及其驱动方法
KR102285264B1 (ko) * 2015-02-10 2021-08-04 삼성전자주식회사 백라이트 구동을 위한 디스플레이 장치 및 방법
US10497297B2 (en) * 2016-03-09 2019-12-03 Apple Inc. Electronic device with ambient-adaptive display
CN106782375B (zh) 2016-12-27 2018-02-13 惠科股份有限公司 液晶显示器件及其驱动方法
US10818268B2 (en) * 2018-12-06 2020-10-27 Google Llc Adjusting a brightness of a display based on an image
US11538425B2 (en) * 2020-07-20 2022-12-27 Sharp Kabushiki Kaisha Display device
CN112198703B (zh) * 2020-10-16 2022-06-10 武汉华星光电技术有限公司 显示面板以及目标物色彩判断方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237619A (ja) * 2001-02-13 2002-08-23 Japan Science & Technology Corp 発光ダイオードの発光色制御方法
JP2005216711A (ja) * 2004-01-30 2005-08-11 Sharp Corp Ｌｅｄ素子の駆動方法及び駆動装置、照明装置並びに表示装置
JP2006039520A (ja) * 2004-06-21 2006-02-09 Hitachi Displays Ltd 液晶表示装置
JP2006344913A (ja) * 2005-06-10 2006-12-21 Hirosaki Univ フルカラー発光ダイオード
JP2007101802A (ja) * 2005-10-03 2007-04-19 Seiko Instruments Inc フィールドシーケンシャルカラー表示装置
JP2008152008A (ja) * 2006-12-18 2008-07-03 Matsushita Electric Ind Co Ltd 液晶表示装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4197814B2 (ja) * 1999-11-12 2008-12-17 シャープ株式会社 Ｌｅｄ駆動方法およびｌｅｄ装置と表示装置
JP3368890B2 (ja) * 2000-02-03 2003-01-20 日亜化学工業株式会社 画像表示装置およびその制御方法
JP2003177727A (ja) * 2001-12-13 2003-06-27 Nec Viewtechnology Ltd 画像表示装置および光量調節方法
KR20040005521A (ko) * 2002-07-10 2004-01-16 삼성전자주식회사 백라이트 밝기 조절 기능을 갖는 디스플레이 장치 및 그제어방법
US7893903B2 (en) * 2004-06-21 2011-02-22 Hitachi Displays, Ltd. Liquid crystal display apparatus capable of maintaining high color purity
JP4320651B2 (ja) * 2004-10-08 2009-08-26 ソニー株式会社 Ｌｅｄ駆動装置、発光量制御方法
JP2006253215A (ja) * 2005-03-08 2006-09-21 Sharp Corp 発光装置
US20090167658A1 (en) * 2005-09-08 2009-07-02 Yasukuni Yamane Image display device
TWI299483B (en) * 2005-09-09 2008-08-01 Ind Tech Res Inst Lcd backlight apparatus and the driving method for the same
KR101220520B1 (ko) * 2006-02-06 2013-01-10 삼성디스플레이 주식회사 광원 구동 방법 및 그 장치와 이를 갖는 액정 표시 장치
KR100758987B1 (ko) * 2006-09-26 2007-09-17 삼성전자주식회사 Ｌｅｄ 발광 장치 및 그 제어 방법
JP4643545B2 (ja) * 2006-11-20 2011-03-02 株式会社日立製作所 液晶表示装置
JP4264560B2 (ja) * 2007-01-24 2009-05-20 ソニー株式会社 バックライト装置、バックライト制御方法、および液晶表示装置
TW200844931A (en) * 2007-05-14 2008-11-16 Chunghwa Picture Tubes Ltd Method for controlling backlight apparatus and luminance control circuit thereof
JP2010002876A (ja) * 2008-05-19 2010-01-07 Sony Ericsson Mobilecommunications Japan Inc 表示装置、表示制御方法および表示制御プログラム
JP2010032732A (ja) * 2008-07-28 2010-02-12 Panasonic Corp 液晶表示装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237619A (ja) * 2001-02-13 2002-08-23 Japan Science & Technology Corp 発光ダイオードの発光色制御方法
JP2005216711A (ja) * 2004-01-30 2005-08-11 Sharp Corp Ｌｅｄ素子の駆動方法及び駆動装置、照明装置並びに表示装置
JP2006039520A (ja) * 2004-06-21 2006-02-09 Hitachi Displays Ltd 液晶表示装置
JP2006344913A (ja) * 2005-06-10 2006-12-21 Hirosaki Univ フルカラー発光ダイオード
JP2007101802A (ja) * 2005-10-03 2007-04-19 Seiko Instruments Inc フィールドシーケンシャルカラー表示装置
JP2008152008A (ja) * 2006-12-18 2008-07-03 Matsushita Electric Ind Co Ltd 液晶表示装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10353246B2 (en) 2011-09-30 2019-07-16 Dai Nippon Printing Co., Ltd. Liquid crystal display device and polarizer protective film
US10921648B2 (en) 2011-09-30 2021-02-16 Dai Nippon Printing Co., Ltd. Liquid crystal display device and polarizer protective film

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Publication number Publication date
US20110012937A1 (en) 2011-01-20

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