JP4559949B2 - 光源から出射される光を調節するシステム、方法、及び装置 - Google Patents
光源から出射される光を調節するシステム、方法、及び装置 Download PDFInfo
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- JP4559949B2 JP4559949B2 JP2005290985A JP2005290985A JP4559949B2 JP 4559949 B2 JP4559949 B2 JP 4559949B2 JP 2005290985 A JP2005290985 A JP 2005290985A JP 2005290985 A JP2005290985 A JP 2005290985A JP 4559949 B2 JP4559949 B2 JP 4559949B2
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- 238000000034 method Methods 0.000 title claims description 9
- 230000003287 optical effect Effects 0.000 claims description 43
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- 238000005259 measurement Methods 0.000 claims description 15
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- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 235000019645 odor Nutrition 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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- 238000005286 illumination Methods 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0455—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings having a throughhole enabling the optical element to fulfil an additional optical function, e.g. a mirror or grating having a through-hole for a light collecting or light injecting optical fibre
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/20—Photometry, 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
- G01J1/28—Photometry, 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
- G01J1/30—Photometry, 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
- G01J1/32—Photometry, 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
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
-
- 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
-
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13312—Circuits comprising photodetectors for purposes other than feedback
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133621—Illuminating devices providing coloured light
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/58—Arrangements comprising a monitoring photodetector
-
- 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
-
- 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
Description
202 光源
204 光学要素(プリズム)
206 反射性材料(反射性コーティング)
208 光センサ
212 制御システム
304 色管理システム
308 第1光学アセンブリ
310 第2光学アセンブリ
312、314 レンズ
316、502 ディスプレイ
402、404、406 光センサ
Claims (6)
- 異なる色の発光要素を含む光源と、
表面上に反射性材料を具備するプリズムであって、前記光源から出射される光を受光して反射するように配置されているプリズムと、
前記反射性材料が設けられる前記プリズムの前記表面において前記反射性材料の無い部分に対応して取り付けられ、異なる波長の光を計測する複数の光センサと、
前記光センサから計測値を受信し、該受信した計測値に従って、前記光源の各発光要素の光出力を別個に調節する制御システムと、
を有することを特徴とする装置。 - 前記光源に含まれた発光要素が赤色、緑色、及び青色であり、
前記光センサがそれぞれ、赤色、緑色、及び青色の波長の光を計測し、
前記制御システムが、前記光センサから受信した計測値に従って、前記赤色、緑色、及び青色の発光要素の強度を別個に調節する
ことを特徴とする請求項1記載の装置。 - 前記発光要素が、発光ダイオード(LED)であることを特徴とする請求項1又は請求項2記載の装置。
- 前記反射性材料は、前記プリズム上にコーティングされたものであることを特徴とする請求項1記載の装置。
- 異なる色の発光要素を含む光源と、
表面上に反射性材料を具備する光学要素であって、前記光源から出射される光を受光して反射するように配置されている光学要素と、
前記反射性材料が設けられる前記光学要素の前記表面において前記反射性材料の無い部分に対応して取り付けられ、異なる波長の光を計測する複数の光センサと、
前記光学要素から出射した光によって照射されるように配置されているディスプレイと、
レンズを具備し、前記光源と前記光学要素との間に配置される、第1光学アセンブリと、
レンズを具備し、前記光学要素と前記ディスプレイとの間に配置される、第2光学アセンブリと、
前記光センサから計測値を受信し、該受信した計測値に従って、前記光源の各発光要素の光出力を別個に調節する制御システムと、
を有することを特徴とする装置。 - 異なる色の発光要素をもつ光源から出射される光を、表面上に反射性材料を具備するプリズムを介し反射して投射することと、
前記反射性材料が設けられる前記プリズムの前記表面において前記反射性材料が存在していない部分に対応して取り付けられた複数の光センサを使用して、異なる波長の前記光を計測することと、
前記複数の光センサによって取得された計測値に従って前記発光要素の光出力を別個に調節することと、
を含むことを特徴とする方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/959,939 US7348530B2 (en) | 2004-10-05 | 2004-10-05 | System, method and apparatus for regulating the light emitted by a light source |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006120627A JP2006120627A (ja) | 2006-05-11 |
JP4559949B2 true JP4559949B2 (ja) | 2010-10-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005290985A Active JP4559949B2 (ja) | 2004-10-05 | 2005-10-04 | 光源から出射される光を調節するシステム、方法、及び装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7348530B2 (ja) |
JP (1) | JP4559949B2 (ja) |
CN (1) | CN100561394C (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10313646B2 (en) | 2016-02-05 | 2019-06-04 | Maxell, Ltd. | Projection-type video image display apparatus |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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US20060087841A1 (en) * | 2004-10-27 | 2006-04-27 | United Epitaxy Company, Ltd. | LED luminaire with feedback control |
US8456388B2 (en) | 2007-02-14 | 2013-06-04 | Cree, Inc. | Systems and methods for split processor control in a solid state lighting panel |
JP2009042352A (ja) * | 2007-08-07 | 2009-02-26 | Seiko Epson Corp | 制御システム、プロジェクタ、プログラムおよび情報記憶媒体 |
JP4919982B2 (ja) * | 2008-02-08 | 2012-04-18 | 首都高速道路株式会社 | Led照明灯 |
US20090213303A1 (en) * | 2008-02-26 | 2009-08-27 | Himax Display, Inc. | Display apparatus and display substrate thereof |
JP4573063B2 (ja) * | 2009-09-14 | 2010-11-04 | セイコーエプソン株式会社 | プロジェクターおよび制御方法 |
JP5629559B2 (ja) * | 2010-11-19 | 2014-11-19 | スタンレー電気株式会社 | 光源装置および照明装置 |
FR2972530B1 (fr) * | 2011-03-07 | 2013-03-29 | Areva Solar Inc | Dispositif de mesure de rayonnement solaire focalise a utiliser dans une centrale solaire |
JP5323138B2 (ja) * | 2011-06-14 | 2013-10-23 | シャープ株式会社 | 表示装置 |
DE102012211979A1 (de) * | 2011-07-29 | 2013-01-31 | Canon Kabushiki Kaisha | Ophthalmologische Vorrichtung |
JP5962089B2 (ja) * | 2012-03-15 | 2016-08-03 | 岩崎電気株式会社 | 光照射装置 |
US9965999B1 (en) * | 2014-06-26 | 2018-05-08 | Amazon Technologies, Inc. | Adjusting display color based on brightness |
JP2020009551A (ja) * | 2018-07-03 | 2020-01-16 | オリンパス株式会社 | 光源装置 |
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-
2005
- 2005-08-16 CN CNB2005100908366A patent/CN100561394C/zh not_active Expired - Fee Related
- 2005-10-04 JP JP2005290985A patent/JP4559949B2/ja active Active
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JPH1049074A (ja) * | 1996-08-02 | 1998-02-20 | Shichizun Denshi:Kk | カラー表示装置 |
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US10313646B2 (en) | 2016-02-05 | 2019-06-04 | Maxell, Ltd. | Projection-type video image display apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN100561394C (zh) | 2009-11-18 |
US20060071146A1 (en) | 2006-04-06 |
CN1758173A (zh) | 2006-04-12 |
JP2006120627A (ja) | 2006-05-11 |
US7348530B2 (en) | 2008-03-25 |
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