CN100360999C - 场序液晶显示器 - Google Patents
场序液晶显示器 Download PDFInfo
- Publication number
- CN100360999C CN100360999C CNB2004101038233A CN200410103823A CN100360999C CN 100360999 C CN100360999 C CN 100360999C CN B2004101038233 A CNB2004101038233 A CN B2004101038233A CN 200410103823 A CN200410103823 A CN 200410103823A CN 100360999 C CN100360999 C CN 100360999C
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- drive
- light emitting
- emitting diodes
- lcd
- 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
Links
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- 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
- G09G3/3413—Details of control of colour illumination sources
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0235—Field-sequential colour display
-
- 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
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/041—Temperature compensation
-
- 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
- G09G2320/064—Adjustment of display parameters for control of overall brightness by time 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
- G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/28—Controlling the colour of the light using temperature feedback
Abstract
Description
Claims (17)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR85292/2003 | 2003-11-27 | ||
KR1020030085292A KR100741963B1 (ko) | 2003-11-27 | 2003-11-27 | 액정표시장치 및 이의 구동 방법 |
KR85292/03 | 2003-11-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1621903A CN1621903A (zh) | 2005-06-01 |
CN100360999C true CN100360999C (zh) | 2008-01-09 |
Family
ID=34617327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004101038233A Expired - Fee Related CN100360999C (zh) | 2003-11-27 | 2004-11-27 | 场序液晶显示器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7728808B2 (zh) |
JP (1) | JP3884040B2 (zh) |
KR (1) | KR100741963B1 (zh) |
CN (1) | CN100360999C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009129650A1 (zh) * | 2008-04-22 | 2009-10-29 | 光远科技股份有限公司 | 液晶显示器led背光装置的衰减补偿方法和液晶显示器 |
TWI416454B (zh) * | 2008-10-31 | 2013-11-21 | Dynascan Technology Corp | A method for compensating the uniformity of a liquid crystal display with a non - uniform backlight and the display |
US8643589B2 (en) | 2009-07-08 | 2014-02-04 | Dynascan Technology Corp. | Rapid detection method for decay of liquid crystal display device having LED backlight and display device provided with rapid compensating device for decay |
Families Citing this family (50)
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KR100659531B1 (ko) | 2003-11-27 | 2006-12-19 | 삼성에스디아이 주식회사 | 백라이트 구동회로 |
JP4587900B2 (ja) * | 2004-08-02 | 2010-11-24 | 長野計器株式会社 | 二線式信号伝送装置 |
JP4550638B2 (ja) * | 2005-03-22 | 2010-09-22 | シャープ株式会社 | 面照明装置及びそれを備えた液晶表示装置 |
WO2007017795A2 (en) * | 2005-08-09 | 2007-02-15 | Philips Intellectual Property & Standards Gmbh | Device comprising a liquid crystal display |
JP4757585B2 (ja) * | 2005-09-21 | 2011-08-24 | Nec液晶テクノロジー株式会社 | 光源ユニット及び照明装置 |
KR100714427B1 (ko) * | 2005-10-12 | 2007-05-07 | 삼성전자주식회사 | 디스플레이장치 및 그 제어방법 |
JP2007108383A (ja) * | 2005-10-13 | 2007-04-26 | Rohm Co Ltd | 画像表示装置 |
JP4337804B2 (ja) * | 2005-11-01 | 2009-09-30 | セイコーエプソン株式会社 | 発光装置、駆動回路、駆動方法および電子機器 |
KR101205535B1 (ko) * | 2005-12-06 | 2012-11-27 | 삼성디스플레이 주식회사 | 광원 구동 장치, 이를 구비한 표시 장치 및 광원 구동 방법 |
US7525611B2 (en) * | 2006-01-24 | 2009-04-28 | Astronautics Corporation Of America | Night vision compatible display backlight |
US7557518B2 (en) * | 2006-01-24 | 2009-07-07 | Astronautics Corporation Of America | Solid-state, color-balanced backlight with wide illumination range |
JP2007206282A (ja) * | 2006-01-31 | 2007-08-16 | Toshiba Corp | 情報処理装置、及び輝度制御方法 |
KR20070079455A (ko) | 2006-02-02 | 2007-08-07 | 삼성전자주식회사 | 복수 개의 발광소자를 구비한 백라이트 유닛 및 그 제어방법 |
US8791645B2 (en) * | 2006-02-10 | 2014-07-29 | Honeywell International Inc. | Systems and methods for controlling light sources |
DE102006056057A1 (de) * | 2006-02-28 | 2007-09-06 | Samsung Electro - Mechanics Co., Ltd., Suwon | Antriebsvorrichtung für ein farbiges LED-Hintergrundlicht |
KR100736015B1 (ko) * | 2006-04-21 | 2007-07-06 | 홀텍 세미컨덕터 인크. | 발광다이오드의 계조성능 향상방법 및 장치 |
KR100883423B1 (ko) * | 2006-05-09 | 2009-02-23 | (주)루미브라이트 | 엘이디 백라이트 유닛의 구동 제어 장치 |
US7488087B2 (en) * | 2006-05-19 | 2009-02-10 | Honeywell International Inc. | Light guide and display including a light guide |
KR101232616B1 (ko) * | 2006-06-22 | 2013-02-13 | 삼성디스플레이 주식회사 | 액정표시장치와 그의 제어방법 |
TWI356387B (en) * | 2006-10-16 | 2012-01-11 | Au Optronics Corp | Modulation of the common voltage and controlling m |
JP4607846B2 (ja) * | 2006-10-19 | 2011-01-05 | ソニー株式会社 | 光源装置、光源駆動装置、発光量制御装置および液晶表示装置 |
JP2008140756A (ja) * | 2006-11-02 | 2008-06-19 | Harison Toshiba Lighting Corp | バックライト装置 |
KR100816289B1 (ko) * | 2006-11-24 | 2008-03-24 | (주)다윈텍 | 컬러 제어방법 및 이를 이용한 led 백라이트 시스템 |
WO2008129998A1 (ja) * | 2007-04-20 | 2008-10-30 | Sharp Kabushiki Kaisha | 照明装置およびこれを備えた表示装置 |
JP2009042652A (ja) * | 2007-08-10 | 2009-02-26 | Victor Co Of Japan Ltd | 液晶表示装置及びこれに用いる映像表示方法 |
GB2458095A (en) * | 2007-06-15 | 2009-09-09 | Sharp Kk | Solid state illumination system with elements employed as both light source and light sensor |
EP2160926B1 (de) * | 2007-06-22 | 2018-09-12 | OSRAM GmbH | Vorwärtsregelung von halbleiterlichtquelln |
JP2009063878A (ja) * | 2007-09-07 | 2009-03-26 | Stanley Electric Co Ltd | 液晶表示装置 |
DE102007044476A1 (de) * | 2007-09-18 | 2009-03-19 | Osram Gesellschaft mit beschränkter Haftung | Beleuchtungseinheit und Verfahren zur Ansteuerung der Beleuchtungseinheit |
CN101136188B (zh) * | 2007-09-30 | 2010-04-21 | 友达光电股份有限公司 | 色序型液晶显示器及其驱动方法 |
KR101494320B1 (ko) * | 2007-10-05 | 2015-02-23 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
JP5220381B2 (ja) * | 2007-10-16 | 2013-06-26 | ミネベア株式会社 | 面状照明装置 |
DE102008057347A1 (de) * | 2008-11-14 | 2010-05-20 | Osram Opto Semiconductors Gmbh | Optoelektronische Vorrichtung |
JP5287378B2 (ja) | 2009-03-12 | 2013-09-11 | カシオ計算機株式会社 | 投影装置、投影方法及びプログラム |
US8810611B2 (en) * | 2009-07-03 | 2014-08-19 | Sharp Kabushiki Kaisha | Liquid crystal display device |
JP4686644B2 (ja) * | 2009-07-07 | 2011-05-25 | シャープ株式会社 | 液晶表示装置 |
DE102010061123A1 (de) | 2010-12-08 | 2012-06-14 | Schott Ag | Anzeige |
WO2012076412A1 (de) | 2010-12-08 | 2012-06-14 | Schott Ag | Anzeige |
DE202010013087U1 (de) | 2010-12-08 | 2011-02-24 | Schott Ag | Anzeige |
JP5289471B2 (ja) | 2011-01-21 | 2013-09-11 | 三菱電機株式会社 | 光源点灯装置及び照明装置 |
KR102067105B1 (ko) * | 2011-12-28 | 2020-02-17 | 삼성전자주식회사 | 영상표시장치 및 영상표시방법, 전원공급장치 및 전원공급방법, 컨텐츠 휘도조정 방법 |
JP5692286B2 (ja) * | 2013-06-05 | 2015-04-01 | カシオ計算機株式会社 | 投影装置、投影方法及びプログラム |
CN103582264A (zh) * | 2013-11-16 | 2014-02-12 | 中航华东光电有限公司 | 一种高光效led驱动系统及方法 |
CN104599643B (zh) | 2015-02-13 | 2017-07-14 | 合肥京东方光电科技有限公司 | 可调背光源设备、显示设备及其使用方法 |
CN105702201B (zh) * | 2016-03-22 | 2018-07-20 | 深圳市艾比森光电股份有限公司 | 一种led显示屏白平衡控制系统和方法 |
CN106228941B (zh) * | 2016-08-23 | 2018-12-25 | 苏州亿科斯通电气有限公司 | 一种扩展数码型lcd温度范围的方法及装置 |
CN108154540B (zh) * | 2017-12-22 | 2020-12-04 | 武汉华显光电技术有限公司 | 最佳色度和亮度确定方法、装置及计算机可读存储介质 |
EP3899917A1 (en) * | 2018-12-21 | 2021-10-27 | Snap Inc. | Adaptive illuminator sequencing |
CN109994086B (zh) * | 2019-04-02 | 2021-06-01 | 深圳市浩升视讯有限公司 | 场序驱动液晶显示电路及其显示装置 |
TWI738331B (zh) * | 2020-05-11 | 2021-09-01 | 大陸商北京集創北方科技股份有限公司 | Oled顯示器驅動電路及利用其之oled顯示器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0921993A (ja) * | 1995-07-05 | 1997-01-21 | Sumitomo Wiring Syst Ltd | 液晶ディスプレイ用バックライト駆動装置及びその制御方法 |
CN1384484A (zh) * | 2001-04-27 | 2002-12-11 | 本田技研工业株式会社 | 车辆用液晶显示装置 |
JP2003215534A (ja) * | 2002-01-23 | 2003-07-30 | Seiko Epson Corp | 液晶ディスプレイのバックライト制御装置 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0774939B2 (ja) | 1985-02-28 | 1995-08-09 | キヤノン株式会社 | 表示装置 |
JP2678574B2 (ja) * | 1994-10-04 | 1997-11-17 | 近畿日本鉄道株式会社 | 調光装置 |
KR19990084247A (ko) * | 1998-05-02 | 1999-12-06 | 이종규 | 교류전원 엘이디 구동회로 |
JP3081865B2 (ja) * | 1998-11-04 | 2000-08-28 | 東京電子工業株式会社 | 映像信号処理回路 |
US6498592B1 (en) * | 1999-02-16 | 2002-12-24 | Sarnoff Corp. | Display tile structure using organic light emitting materials |
JP2001257921A (ja) | 2000-03-14 | 2001-09-21 | Ricoh Co Ltd | デジタルカメラ |
JP2001272956A (ja) * | 2000-03-27 | 2001-10-05 | Canon Inc | 液晶表示装置及びその駆動方法 |
JP2001337392A (ja) | 2000-05-29 | 2001-12-07 | Ricoh Co Ltd | 照明装置システムおよび該照明装置システムを有するプロジェクタ装置 |
JP3636979B2 (ja) * | 2000-09-20 | 2005-04-06 | 埼玉日本電気株式会社 | Rgbled発光における色味補正方法 |
JP2001343935A (ja) | 2000-10-06 | 2001-12-14 | Tatsuo Nakano | 発光ダイオード表示装置 |
US6441558B1 (en) * | 2000-12-07 | 2002-08-27 | Koninklijke Philips Electronics N.V. | White LED luminary light control system |
US6888529B2 (en) * | 2000-12-12 | 2005-05-03 | Koninklijke Philips Electronics N.V. | Control and drive circuit arrangement for illumination performance enhancement with LED light sources |
JP2002189220A (ja) * | 2000-12-21 | 2002-07-05 | Nippon Seiki Co Ltd | 発光装置及びそれを有する液晶表示装置 |
TW540028B (en) * | 2000-12-22 | 2003-07-01 | Hunet Inc | Liquid crystal driving apparatus and tone display method |
JP3338438B1 (ja) | 2000-12-22 | 2002-10-28 | 株式会社ヒューネット | 液晶駆動装置及び階調表示方法 |
JP2002231470A (ja) * | 2001-02-05 | 2002-08-16 | Pioneer Electronic Corp | 発光ダイオード駆動回路 |
TW546624B (en) * | 2001-03-30 | 2003-08-11 | Matsushita Electric Ind Co Ltd | Display device |
US7088334B2 (en) * | 2001-06-28 | 2006-08-08 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display device and manufacturing method thereof, and drive control method of lighting unit |
JP2003029720A (ja) * | 2001-07-16 | 2003-01-31 | Fujitsu Ltd | 表示装置 |
JP4068317B2 (ja) * | 2001-07-27 | 2008-03-26 | Necディスプレイソリューションズ株式会社 | 液晶表示装置 |
US6841947B2 (en) * | 2002-05-14 | 2005-01-11 | Garmin At, Inc. | Systems and methods for controlling brightness of an avionics display |
US7609360B2 (en) * | 2002-06-17 | 2009-10-27 | Fujifilm Corporation | Image display device |
KR100503430B1 (ko) * | 2002-08-23 | 2005-07-26 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 |
JP4073272B2 (ja) | 2002-08-29 | 2008-04-09 | シチズン電子株式会社 | カラー表示装置およびカラー表示装置の白色バランス調整方法 |
KR20040023551A (ko) * | 2002-09-11 | 2004-03-18 | 옵트렉스 가부시키가이샤 | 복합 표시 장치 및 그 구동 방법 |
JP3715616B2 (ja) * | 2002-11-20 | 2005-11-09 | Necディスプレイソリューションズ株式会社 | 液晶表示装置及び該装置のコモン電圧設定方法 |
JP2004193029A (ja) * | 2002-12-13 | 2004-07-08 | Advanced Display Inc | 光源装置及び表示装置 |
JP2004253309A (ja) | 2003-02-21 | 2004-09-09 | Nichia Chem Ind Ltd | 演色性を備えた特殊用途led照明 |
JP2004309510A (ja) | 2003-04-01 | 2004-11-04 | Hunet Inc | Led駆動装置及びled駆動方法 |
US7233310B2 (en) * | 2003-08-12 | 2007-06-19 | Research In Motion Limited | Monochromatic field sequential liquid crystal display |
US7714829B2 (en) * | 2004-10-05 | 2010-05-11 | Research In Motion Limited | Method for maintaining the white colour point in a field-sequential LCD over time |
US20060097978A1 (en) * | 2004-10-22 | 2006-05-11 | Ng Kee Y | Field-sequential color display with feedback control |
-
2003
- 2003-11-27 KR KR1020030085292A patent/KR100741963B1/ko not_active IP Right Cessation
-
2004
- 2004-11-25 JP JP2004340948A patent/JP3884040B2/ja not_active Expired - Fee Related
- 2004-11-27 CN CNB2004101038233A patent/CN100360999C/zh not_active Expired - Fee Related
- 2004-11-29 US US10/998,448 patent/US7728808B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0921993A (ja) * | 1995-07-05 | 1997-01-21 | Sumitomo Wiring Syst Ltd | 液晶ディスプレイ用バックライト駆動装置及びその制御方法 |
CN1384484A (zh) * | 2001-04-27 | 2002-12-11 | 本田技研工业株式会社 | 车辆用液晶显示装置 |
JP2003215534A (ja) * | 2002-01-23 | 2003-07-30 | Seiko Epson Corp | 液晶ディスプレイのバックライト制御装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009129650A1 (zh) * | 2008-04-22 | 2009-10-29 | 光远科技股份有限公司 | 液晶显示器led背光装置的衰减补偿方法和液晶显示器 |
TWI416454B (zh) * | 2008-10-31 | 2013-11-21 | Dynascan Technology Corp | A method for compensating the uniformity of a liquid crystal display with a non - uniform backlight and the display |
US8766893B2 (en) | 2008-10-31 | 2014-07-01 | Dynascan Technology Corp. | Method for compensating for poor uniformity of liquid crystal display having non-uniform backlight and display that exhibits non-uniformity compensating function |
US8643589B2 (en) | 2009-07-08 | 2014-02-04 | Dynascan Technology Corp. | Rapid detection method for decay of liquid crystal display device having LED backlight and display device provided with rapid compensating device for decay |
Also Published As
Publication number | Publication date |
---|---|
US20050116921A1 (en) | 2005-06-02 |
JP3884040B2 (ja) | 2007-02-21 |
JP2005157387A (ja) | 2005-06-16 |
US7728808B2 (en) | 2010-06-01 |
KR20050051501A (ko) | 2005-06-01 |
CN1621903A (zh) | 2005-06-01 |
KR100741963B1 (ko) | 2007-07-23 |
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