TW200707011A - Light source control device, illumination device, and liquid crystal display device - Google Patents

Light source control device, illumination device, and liquid crystal display device

Info

Publication number
TW200707011A
TW200707011A TW095104638A TW95104638A TW200707011A TW 200707011 A TW200707011 A TW 200707011A TW 095104638 A TW095104638 A TW 095104638A TW 95104638 A TW95104638 A TW 95104638A TW 200707011 A TW200707011 A TW 200707011A
Authority
TW
Taiwan
Prior art keywords
light
light source
source control
liquid crystal
crystal display
Prior art date
Application number
TW095104638A
Other languages
English (en)
Chinese (zh)
Other versions
TWI353478B (https=
Inventor
Seiji Kohashigawa
Toshiyuki Fujine
Original Assignee
Sharp Kk
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 Kk filed Critical Sharp Kk
Publication of TW200707011A publication Critical patent/TW200707011A/zh
Application granted granted Critical
Publication of TWI353478B publication Critical patent/TWI353478B/zh

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/02Details
    • G01J1/04Optical or mechanical part supplementary adjustable parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/02Details
    • G01J1/04Optical or mechanical part supplementary adjustable parts
    • G01J1/0407Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/02Details
    • G01J1/04Optical or mechanical part supplementary adjustable parts
    • G01J1/0407Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0422Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using light concentrators, collectors or condensers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/10Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/20Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/28Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
    • G01J1/30Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors
    • G01J1/32Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors adapted for automatic variation of the measured or reference value
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/42Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4228Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0063Means for improving the coupling-out of light from the light guide for extracting light out both the major surfaces of the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068Arrangements of plural sources, e.g. multi-colour light sources
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G02F1/13318Circuits comprising a photodetector
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133603Direct backlight with LEDs
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B35/00Electric light sources using a combination of different types of light generation
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20Controlling the colour of the light
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20Controlling the colour of the light
    • H05B45/22Controlling the colour of the light using optical feedback
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40Details of LED load circuits
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10Controlling the light source
    • H05B47/175Controlling the light source by remote control
    • H05B47/19Controlling the light source by remote control via wireless transmission
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/02Details
    • G01J1/0271Housings; Attachments or accessories for photometers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12Generating the spectrum; Monochromators
    • G01J2003/1213Filters in general, e.g. dichroic, band
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12Generating the spectrum; Monochromators
    • G01J3/14Generating the spectrum; Monochromators using refracting elements, e.g. prisms
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133609Direct backlight including means for improving the color mixing, e.g. white

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Planar Illumination Modules (AREA)
TW095104638A 2005-08-12 2006-02-10 Light source control device, illumination device, and liquid crystal display device TW200707011A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005234307 2005-08-12
JP2005317849 2005-11-01
JP2005344801A JP3872810B1 (ja) 2005-08-12 2005-11-30 光源制御装置、照明装置及び液晶表示装置

Publications (2)

Publication Number Publication Date
TW200707011A true TW200707011A (en) 2007-02-16
TWI353478B TWI353478B (https=) 2011-12-01

Family

ID=37757064

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095104638A TW200707011A (en) 2005-08-12 2006-02-10 Light source control device, illumination device, and liquid crystal display device

Country Status (7)

Country Link
US (1) US7839091B2 (https=)
EP (1) EP1924127A4 (https=)
JP (1) JP3872810B1 (https=)
KR (1) KR20080039980A (https=)
CN (1) CN101268720B (https=)
TW (1) TW200707011A (https=)
WO (1) WO2007020720A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8177379B2 (en) 2007-11-09 2012-05-15 Au Optronics Corporation LCD device, backlight module thereof with partition wall and method for manufacturing the same

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPR574901A0 (en) * 2001-06-18 2001-07-12 Eveready Battery Company Inc. An outdoor lighting device
WO2007063846A1 (ja) * 2005-11-29 2007-06-07 Sharp Kabushiki Kaisha ランプクリップ、光源装置及び液晶表示装置
JP4329824B2 (ja) * 2006-06-15 2009-09-09 エプソンイメージングデバイス株式会社 表示装置
WO2008023542A1 (en) * 2006-08-23 2008-02-28 Nippon Seiki Co., Ltd. Liquid crystal display device
KR100793581B1 (ko) 2006-08-29 2008-01-14 엘지이노텍 주식회사 백라이트 유닛 및 이를 이용한 디스플레이 장치
KR100836433B1 (ko) * 2007-02-05 2008-06-09 삼성에스디아이 주식회사 유기 전계 발광표시장치 및 그 구동방법
KR100836423B1 (ko) * 2007-02-05 2008-06-09 삼성에스디아이 주식회사 유기 전계 발광표시장치 및 그 구동방법
KR100836425B1 (ko) * 2007-02-05 2008-06-09 삼성에스디아이 주식회사 유기 전계 발광표시장치 및 그 구동방법
KR100836432B1 (ko) * 2007-02-05 2008-06-09 삼성에스디아이 주식회사 유기 전계 발광표시장치 및 그 구동방법
KR100840102B1 (ko) * 2007-02-23 2008-06-19 삼성에스디아이 주식회사 유기 전계발광 표시장치
DE102007012381A1 (de) * 2007-03-05 2008-09-11 Osram Opto Semiconductors Gmbh Beleuchtungseinrichtung, Anzeigeeinrichtung sowie Verfahren zu deren Betrieb
TWI410711B (zh) 2007-03-27 2013-10-01 Cpt Technology Group Co Ltd 背光模組及具有此背光模組之液晶顯示器
WO2008118085A2 (en) * 2007-03-28 2008-10-02 Anoto Ab Optical component for a camera pen
JP5075452B2 (ja) * 2007-04-09 2012-11-21 三洋電機株式会社 投写型映像表示装置
JP4959627B2 (ja) 2007-05-25 2012-06-27 住友ベークライト株式会社 樹脂組成物、樹脂スペーサ用フィルムおよび半導体装置
JP2008298834A (ja) * 2007-05-29 2008-12-11 Sharp Corp 液晶表示装置
JP2009014901A (ja) * 2007-07-03 2009-01-22 Totoku Electric Co Ltd 液晶表示ユニット
JP5146871B2 (ja) * 2007-07-13 2013-02-20 Necディスプレイソリューションズ株式会社 照明装置及び照明装置の制御方法
JP4769969B2 (ja) * 2007-08-30 2011-09-07 Necディスプレイソリューションズ株式会社 画像表示装置
JP4968014B2 (ja) * 2007-11-22 2012-07-04 ソニー株式会社 バックライト装置及び液晶表示装置
WO2009109876A1 (en) * 2008-03-06 2009-09-11 Koninklijke Philips Electronics N.V. Backlighting system, light-sensing system and display device
WO2009125313A1 (en) * 2008-04-08 2009-10-15 Koninklijke Philips Electronics N.V. Illumination system, backlighting system and display device
EP2108994A1 (en) * 2008-04-09 2009-10-14 Barco NV Display apparatus and method for controlling light output of the display apparatus
JP5195116B2 (ja) * 2008-04-17 2013-05-08 ソニー株式会社 面光源装置及び画像表示装置
KR101532571B1 (ko) 2008-04-21 2015-07-09 삼성디스플레이 주식회사 액정 표시 장치
JP2009294271A (ja) * 2008-06-03 2009-12-17 Totoku Electric Co Ltd 液晶表示装置
US8143791B2 (en) * 2008-12-12 2012-03-27 Palo Alto Research Center Incorporated Control system for light-emitting device
DE102008064397A1 (de) * 2008-12-22 2010-06-24 Tridonicatco Schweiz Ag LED-Anordnung mit Lichtsensor
JP5351723B2 (ja) 2009-05-22 2013-11-27 シャープ株式会社 光源装置及び表示装置
JP4621799B1 (ja) 2009-05-22 2011-01-26 シャープ株式会社 光反射シート、光源装置及び表示装置
JP4519943B1 (ja) 2009-05-22 2010-08-04 シャープ株式会社 表示装置
KR101625821B1 (ko) * 2009-12-29 2016-05-31 엘지디스플레이 주식회사 액정표시장치
US8926127B2 (en) 2010-01-15 2015-01-06 Edward Lawrence Sinofsky Lightweight solid state lighting panel
EP2530370A4 (en) * 2010-01-28 2013-07-10 Sharp Kk LIGHTING DEVICE AND DISPLAY DEVICE
JP5535786B2 (ja) 2010-06-18 2014-07-02 パナソニック液晶ディスプレイ株式会社 バックライトユニット及び液晶表示装置
DE102010026012A1 (de) * 2010-06-29 2011-12-29 Siemens Aktiengesellschaft LED-Lichtsignal
US9250448B2 (en) 2010-11-19 2016-02-02 Reald Inc. Segmented directional backlight and related methods of backlight illumination
US8651726B2 (en) 2010-11-19 2014-02-18 Reald Inc. Efficient polarized directional backlight
US20140041205A1 (en) 2010-11-19 2014-02-13 Reald Inc. Method of manufacturing directional backlight apparatus and directional structured optical film
SG190160A1 (en) 2010-11-19 2013-06-28 Reald Inc Directional flat illuminators
JP5605702B2 (ja) * 2010-12-21 2014-10-15 東芝ライテック株式会社 照明装置
US20140111493A1 (en) * 2011-05-25 2014-04-24 Tsuneo Miyamoto Display apparatus and optical information detection method
CN103620357A (zh) * 2011-06-10 2014-03-05 皇家飞利浦有限公司 用于光平衡的装置
US9237337B2 (en) 2011-08-24 2016-01-12 Reald Inc. Autostereoscopic display with a passive cycloidal diffractive waveplate
US10054732B2 (en) 2013-02-22 2018-08-21 Reald Spark, Llc Directional backlight having a rear reflector
US9436015B2 (en) 2012-12-21 2016-09-06 Reald Inc. Superlens component for directional display
US20130147353A1 (en) * 2011-12-12 2013-06-13 Microsoft Corporation Light source package
JP2013125845A (ja) * 2011-12-14 2013-06-24 Panasonic Liquid Crystal Display Co Ltd 液晶表示パネル及び液晶表示装置
US9423297B2 (en) * 2011-12-22 2016-08-23 3M Innovative Properties Company Optical device with optical element and sensor for sampling light
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
TWI636283B (zh) 2012-05-18 2018-09-21 美商瑞爾D斯帕克有限責任公司 定向背光源、定向顯示裝置及其光源陣列的控制方法
JP6189423B2 (ja) 2012-05-18 2017-08-30 リアルディー スパーク エルエルシー 指向性光源用制御システム
WO2013173732A1 (en) 2012-05-18 2013-11-21 Reald Inc. Directionally illuminated waveguide arrangement
US9235057B2 (en) 2012-05-18 2016-01-12 Reald Inc. Polarization recovery in a directional display device
US9678267B2 (en) 2012-05-18 2017-06-13 Reald Spark, Llc Wide angle imaging directional backlights
US9709723B2 (en) 2012-05-18 2017-07-18 Reald Spark, Llc Directional backlight
US9350980B2 (en) 2012-05-18 2016-05-24 Reald Inc. Crosstalk suppression in a directional backlight
US8917441B2 (en) 2012-07-23 2014-12-23 Reald Inc. Observe tracking autostereoscopic display
JP6080429B2 (ja) * 2012-08-24 2017-02-15 キヤノン株式会社 光源装置、光源装置の制御方法、及び、表示装置
CN104823097A (zh) 2012-10-02 2015-08-05 瑞尔D股份有限公司 使用反射定向元件的阶梯式波导自动立体显示装置
US8933646B2 (en) * 2012-12-20 2015-01-13 Shenzhen China Star Optoelectronics Technology Co., Ltd. Protection circuit for backlight driver circuit, backlight module, and LCD device
TW201430457A (zh) * 2013-01-24 2014-08-01 Hon Hai Prec Ind Co Ltd 液晶顯示裝置
CN103969885A (zh) * 2013-01-28 2014-08-06 鸿富锦精密工业(深圳)有限公司 液晶显示装置
JP5424515B1 (ja) 2013-02-25 2014-02-26 Eizo株式会社 画像表示装置の光センサ取付構造。
JP6100077B2 (ja) * 2013-05-01 2017-03-22 キヤノン株式会社 光源装置及びその制御方法
JP2014232239A (ja) * 2013-05-30 2014-12-11 Eizo株式会社 画像表示装置の光センサ取付構造。
CN110234000B (zh) 2013-06-17 2021-07-13 瑞尔D斯帕克有限责任公司 远程会议方法和远程通信系统
US9739928B2 (en) 2013-10-14 2017-08-22 Reald Spark, Llc Light input for directional backlight
WO2015057625A1 (en) 2013-10-14 2015-04-23 Reald Inc. Control of directional display
GB2522175A (en) 2013-10-31 2015-07-22 Barco Nv Display system
WO2015073438A1 (en) 2013-11-15 2015-05-21 Reald Inc. Directional backlights with light emitting element packages
JP6141347B2 (ja) 2014-06-05 2017-06-07 キヤノン株式会社 光源装置及び表示装置
TWM488825U (zh) * 2014-06-20 2014-10-21 Shu-Chen Guo 主動式智慧型照度自動控制之照明光源模組及燈具
CN106662773B (zh) 2014-06-26 2021-08-06 瑞尔D 斯帕克有限责任公司 定向防窥显示器
WO2016057690A1 (en) 2014-10-08 2016-04-14 Reald Inc. Directional backlight
WO2016084267A1 (ja) * 2014-11-28 2016-06-02 野洲メディカルイメージングテクノロジー株式会社 表示装置、制御方法及びプログラム
WO2016105541A1 (en) 2014-12-24 2016-06-30 Reald Inc. Adjustment of perceived roundness in stereoscopic image of a head
GB2536423A (en) * 2015-03-12 2016-09-21 Ansell Electronic Products Ltd Panel assembly
RU2596062C1 (ru) 2015-03-20 2016-08-27 Автономная Некоммерческая Образовательная Организация Высшего Профессионального Образования "Сколковский Институт Науки И Технологий" Способ коррекции изображения глаз с использованием машинного обучения и способ машинного обучения
EP3283906B1 (en) 2015-04-13 2020-09-23 RealD Spark, LLC Wide angle imaging directional backlights
EP3304188B1 (en) 2015-05-27 2020-10-07 RealD Spark, LLC Wide angle imaging directional backlights
JP6598626B2 (ja) * 2015-10-09 2019-10-30 三菱電機株式会社 液晶ディスプレイおよびマルチ画面ディスプレイ
EP3369034B1 (en) 2015-10-26 2023-07-05 RealD Spark, LLC Intelligent privacy system, apparatus, and method thereof
US10459321B2 (en) 2015-11-10 2019-10-29 Reald Inc. Distortion matching polarization conversion systems and methods thereof
US10330843B2 (en) 2015-11-13 2019-06-25 Reald Spark, Llc Wide angle imaging directional backlights
EP4293417A3 (en) 2015-11-13 2024-01-24 RealD Spark, LLC Surface features for imaging directional backlights
CN105489125A (zh) * 2015-11-23 2016-04-13 苏州佳世达电通有限公司 一种显示装置
EP3400706B1 (en) 2016-01-05 2022-04-13 RealD Spark, LLC Gaze correction of multi-view images
JP2017187679A (ja) * 2016-04-07 2017-10-12 ライトマックス エレクトロニクス インコーポレイテッド 液晶表示モジュールのバックライト自動検出構造
WO2017200950A1 (en) 2016-05-19 2017-11-23 Reald Spark, Llc Wide angle imaging directional backlights
WO2017205183A1 (en) 2016-05-23 2017-11-30 Reald Spark, Llc Wide angle imaging directional backlights
CN110178072B (zh) 2017-01-04 2022-03-11 瑞尔D斯帕克有限责任公司 用于成像定向背光源的光学叠堆
JP6289687B2 (ja) * 2017-01-19 2018-03-07 キヤノン株式会社 光源装置、光源装置の制御方法、及び、表示装置
WO2018187154A1 (en) 2017-04-03 2018-10-11 Reald Spark, Llc Segmented imaging directional backlights
US10303030B2 (en) 2017-05-08 2019-05-28 Reald Spark, Llc Reflective optical stack for privacy display
US10126575B1 (en) 2017-05-08 2018-11-13 Reald Spark, Llc Optical stack for privacy display
US11327358B2 (en) 2017-05-08 2022-05-10 Reald Spark, Llc Optical stack for directional display
EP4293574A3 (en) 2017-08-08 2024-04-03 RealD Spark, LLC Adjusting a digital representation of a head region
TWI878209B (zh) 2017-09-15 2025-04-01 美商瑞爾D斯帕克有限責任公司 顯示裝置及應用於顯示裝置的視角控制光學元件
US10651352B2 (en) 2017-10-12 2020-05-12 Innolux Corporation Display device and electronic device
CN109659423B (zh) * 2017-10-12 2021-02-09 群创光电股份有限公司 显示装置
CN109727560B (zh) 2017-10-31 2020-11-06 京东方科技集团股份有限公司 一种固定结构及显示器亮度检测装置
US11115647B2 (en) 2017-11-06 2021-09-07 Reald Spark, Llc Privacy display apparatus
EP3743766B1 (en) 2018-01-25 2026-02-11 RealD Spark, LLC Touch screen for privacy display
TWI827580B (zh) 2018-01-25 2024-01-01 美商瑞爾D斯帕克有限責任公司 用於防窺顯示裝置之反射式光學堆疊物
JP7267128B2 (ja) * 2019-07-08 2023-05-01 大光電機株式会社 照明装置
CN111524943A (zh) * 2020-04-27 2020-08-11 武汉华星光电半导体显示技术有限公司 显示面板和显示装置
TWI750688B (zh) * 2020-06-05 2021-12-21 漢辰科技股份有限公司 光源檢測設備
CN116194812A (zh) 2020-09-16 2023-05-30 瑞尔D斯帕克有限责任公司 车辆外部照明装置
CN113219691B (zh) * 2021-03-25 2023-01-24 武汉华星光电技术有限公司 液晶显示面板及显示装置
US12585094B2 (en) 2022-06-22 2026-03-24 Reald Spark, Llc Anamorphic directional illumination device
WO2024030274A1 (en) 2022-08-02 2024-02-08 Reald Spark, Llc Pupil tracking near-eye display
US12282168B2 (en) 2022-08-11 2025-04-22 Reald Spark, Llc Anamorphic directional illumination device with selective light-guiding
US12504322B2 (en) * 2023-11-29 2025-12-23 United States of America, Dept. of the Navy Removable photo diode case
US12292652B1 (en) * 2024-02-22 2025-05-06 Daylight Computer Co. User-adjustable color mixing backlight for transflective display

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591253A (en) * 1983-10-06 1986-05-27 Robotic Vision Systems, Inc. Adaptive vision system
US5744913A (en) * 1994-03-25 1998-04-28 Pacific Scientific Company Fluorescent lamp apparatus with integral dimming control
JP4050802B2 (ja) * 1996-08-02 2008-02-20 シチズン電子株式会社 カラー表示装置
JPH11260568A (ja) 1998-03-11 1999-09-24 Omron Corp 照明装置
US6666567B1 (en) * 1999-12-28 2003-12-23 Honeywell International Inc. Methods and apparatus for a light source with a raised LED structure
JP2002214039A (ja) * 2001-01-18 2002-07-31 Ricoh Co Ltd 光センサシステム
JP3696839B2 (ja) 2001-03-14 2005-09-21 松下電器産業株式会社 照明装置
US6985163B2 (en) * 2001-08-14 2006-01-10 Sarnoff Corporation Color display device
US6630801B2 (en) * 2001-10-22 2003-10-07 Lümileds USA Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes
JP2003330424A (ja) * 2002-05-10 2003-11-19 Hitachi Ltd 液晶表示装置
JP3616612B2 (ja) * 2002-05-27 2005-02-02 シャープ株式会社 光源支持装置、照明装置及び液晶表示装置
JP2004021147A (ja) 2002-06-20 2004-01-22 Advanced Display Inc 面状光源装置及びそれを用いた液晶表示装置
JP4091414B2 (ja) 2002-12-18 2008-05-28 三菱電機株式会社 面状光源装置、表示装置及び液晶表示装置
TW556926U (en) * 2003-02-26 2003-10-01 Owen Chen Signboard
JP2004342454A (ja) 2003-05-15 2004-12-02 Sharp Corp 発光装置及びこの発光装置を用いた表示装置
JP4371733B2 (ja) 2003-08-21 2009-11-25 三菱電機株式会社 面状光源装置
KR100964562B1 (ko) * 2003-10-20 2010-06-21 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 표시장치
JP4529573B2 (ja) * 2004-07-28 2010-08-25 三菱電機株式会社 面状光源装置及び液晶表示装置
JP2005019420A (ja) 2004-09-15 2005-01-20 Sharp Corp バックライト装置及び液晶表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8177379B2 (en) 2007-11-09 2012-05-15 Au Optronics Corporation LCD device, backlight module thereof with partition wall and method for manufacturing the same

Also Published As

Publication number Publication date
US20090140656A1 (en) 2009-06-04
JP2007148177A (ja) 2007-06-14
CN101268720A (zh) 2008-09-17
WO2007020720A1 (ja) 2007-02-22
US7839091B2 (en) 2010-11-23
JP3872810B1 (ja) 2007-01-24
TWI353478B (https=) 2011-12-01
EP1924127A1 (en) 2008-05-21
CN101268720B (zh) 2012-01-11
KR20080039980A (ko) 2008-05-07
EP1924127A4 (en) 2015-04-29

Similar Documents

Publication Publication Date Title
TW200707011A (en) Light source control device, illumination device, and liquid crystal display device
RU2560121C2 (ru) Пользовательский интерфейс с круговым световодным кольцом с адаптивным внешним представлением в зависимости от функции
TW200730962A (en) Surface light source capable of changing range of spread angle of exit light, and liquid crystal display apparatus using this surface light source
WO2008146229A3 (en) Illumination system, luminaire and backlighting unit
EP1515083A4 (en) LIGHT SOURCE SUPPORT DEVICE, LIGHTING DEVICE, AND LIQUID CRYSTAL DISPLAY
TW200734764A (en) Display
TW200613857A (en) White light generating unit, backlight assembly having the same and liquid crystal display device having the same
TW200613816A (en) Surface light source device and liquid crystal display device
WO2009020214A1 (ja) 発光装置およびこれを備える照明装置
EP1600929A3 (en) Color liquid crystal display device
WO2007099472A8 (en) A lighting device
JP2004235611A5 (https=)
TW200746029A (en) Liquid crystal display device
EP1688661A4 (en) SURFACE LIGHT SOURCE UNIT AND DEVICE USING SUCH A UNIT
TW200739492A (en) Image display device
WO2009041133A1 (ja) 照明装置および表示装置
JP2010040351A (ja) 導光板及び面発光装置
JP2007333890A5 (https=)
KR20130069057A (ko) 조명등 노브 스위치
US10274189B2 (en) Mechanism for display of art work backlit by LED lighting
WO2010010975A1 (en) Image lighting system with an art sense
KR100292333B1 (ko) 액정표시패널의 백라이트 광원용 면조명장치
TW200801694A (en) Lamp guide with optical member holder and liquid crystal display device having the same
JP2005189722A (ja) 表示装置
KR20060011375A (ko) 색상가변형 조명장치

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees