JP2006135317A - 強度モニタリングシステムを有するｌｅｄ照明システム - Google Patents

強度モニタリングシステムを有するｌｅｄ照明システム Download PDF

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Publication number
JP2006135317A
JP2006135317A JP2005308202A JP2005308202A JP2006135317A JP 2006135317 A JP2006135317 A JP 2006135317A JP 2005308202 A JP2005308202 A JP 2005308202A JP 2005308202 A JP2005308202 A JP 2005308202A JP 2006135317 A JP2006135317 A JP 2006135317A
Authority
JP
Japan
Prior art keywords
light
leds
led
light source
intensity
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
JP2005308202A
Other languages
English (en)
Japanese (ja)
Inventor
Fook Chuin Ng
シュイン ン フック
Kee Yean Ng
イーン ン キー
Heng Yow Cheng
ウー チェン ヘン
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.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
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
Priority claimed from US10/979,058 external-priority patent/US7473879B2/en
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of JP2006135317A publication Critical patent/JP2006135317A/ja
Pending legal-status Critical Current

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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
    • 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
    • G02F1/133603—Direct backlight with LEDs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/03—Function characteristic scattering
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Led Devices (AREA)
  • Led Device Packages (AREA)
JP2005308202A 2004-11-01 2005-10-24 強度モニタリングシステムを有するｌｅｄ照明システム Pending JP2006135317A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/979,058 US7473879B2 (en) 2003-12-19 2004-11-01 LED illumination system having an intensity monitoring system

Publications (1)

Publication Number Publication Date
JP2006135317A true JP2006135317A (ja) 2006-05-25

Family

ID=36728537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005308202A Pending JP2006135317A (ja) 2004-11-01 2005-10-24 強度モニタリングシステムを有するｌｅｄ照明システム

Country Status (3)

Country Link
JP (1) JP2006135317A (zh)
KR (1) KR20060052354A (zh)
CN (1) CN1770942B (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008034748A (ja) * 2006-07-31 2008-02-14 Matsushita Electric Works Ltd 発光装置
JP2008034488A (ja) * 2006-07-26 2008-02-14 Matsushita Electric Works Ltd 発光装置
JP2008034487A (ja) * 2006-07-26 2008-02-14 Matsushita Electric Works Ltd 発光装置
CN108626681A (zh) * 2018-03-23 2018-10-09 常州星宇车灯股份有限公司 一种用于rgb激光车灯的蓝光检测反馈装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7569807B2 (en) * 2006-08-22 2009-08-04 Koninklijke Philips Electronics N.V. Light source with photosensor light guide
WO2013150897A1 (ja) * 2012-04-04 2013-10-10 オリンパスメディカルシステムズ株式会社 光源装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489771A (en) * 1993-10-15 1996-02-06 University Of Virginia Patent Foundation LED light standard for photo- and videomicroscopy
US6127783A (en) * 1998-12-18 2000-10-03 Philips Electronics North America Corp. LED luminaire with electronically adjusted color balance
US7294816B2 (en) * 2003-12-19 2007-11-13 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. LED illumination system having an intensity monitoring system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008034488A (ja) * 2006-07-26 2008-02-14 Matsushita Electric Works Ltd 発光装置
JP2008034487A (ja) * 2006-07-26 2008-02-14 Matsushita Electric Works Ltd 発光装置
JP2008034748A (ja) * 2006-07-31 2008-02-14 Matsushita Electric Works Ltd 発光装置
CN108626681A (zh) * 2018-03-23 2018-10-09 常州星宇车灯股份有限公司 一种用于rgb激光车灯的蓝光检测反馈装置

Also Published As

Publication number Publication date
KR20060052354A (ko) 2006-05-19
CN1770942A (zh) 2006-05-10
CN1770942B (zh) 2010-09-08

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