DE69011810T2 - Asymmetrischer Reflektor für LED. - Google Patents

Asymmetrischer Reflektor für LED.

Info

Publication number
DE69011810T2
DE69011810T2 DE69011810T DE69011810T DE69011810T2 DE 69011810 T2 DE69011810 T2 DE 69011810T2 DE 69011810 T DE69011810 T DE 69011810T DE 69011810 T DE69011810 T DE 69011810T DE 69011810 T2 DE69011810 T2 DE 69011810T2
Authority
DE
Germany
Prior art keywords
led
asymmetrical reflector
asymmetrical
reflector
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 - Lifetime
Application number
DE69011810T
Other languages
English (en)
Other versions
DE69011810D1 (de
Inventor
George E Smith
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.)
Lumileds LLC
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69011810D1 publication Critical patent/DE69011810D1/de
Publication of DE69011810T2 publication Critical patent/DE69011810T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/69—Details of refractors forming part of the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14—Light emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/15—Strips of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/251—Light guides the light guides being used to transmit light from remote light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
    • 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]
    • 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
DE69011810T 1989-11-01 1990-10-26 Asymmetrischer Reflektor für LED. Expired - Lifetime DE69011810T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/429,973 US4964025A (en) 1988-10-05 1989-11-01 Nonimaging light source

Publications (2)

Publication Number Publication Date
DE69011810D1 DE69011810D1 (de) 1994-09-29
DE69011810T2 true DE69011810T2 (de) 1994-12-15

Family

ID=23705523

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69011810T Expired - Lifetime DE69011810T2 (de) 1989-11-01 1990-10-26 Asymmetrischer Reflektor für LED.

Country Status (5)

Country Link
US (1) US4964025A (de)
EP (1) EP0426397B1 (de)
DE (1) DE69011810T2 (de)
HK (1) HK74695A (de)
SG (1) SG26393G (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011052125U1 (de) * 2011-11-28 2012-12-04 BÄ*RO GmbH & Co. KG Leuchte mit einem Reflektor und Reflektoranordnung
DE102011080247B4 (de) 2011-08-02 2019-06-27 Osram Gmbh Leuchte mit einer Reflektorvorrichtung

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289356A (en) * 1991-07-19 1994-02-22 Nioptics Corporation Nonimaging optical illumination system
US5586013A (en) * 1991-07-19 1996-12-17 Minnesota Mining And Manufacturing Company Nonimaging optical illumination system
US5335152A (en) * 1991-10-11 1994-08-02 Nioptics Corporation Nonimaging optical illumination system
FR2680859B1 (fr) * 1991-09-02 1993-10-29 Valeo Vision Element optique de collimation et son element de support associe, notamment pour feu de signalisation de vehicule automobile.
FR2680862B1 (fr) * 1991-09-02 1997-08-08 Valeo Vision Feu de signalisation a elements electroluminescents, notamment pour vehicule automobile.
US5363295A (en) * 1992-10-22 1994-11-08 Progressive Technology In Lighting, Inc. Compact fluorescent lamp reflector
US5534718A (en) * 1993-04-12 1996-07-09 Hsi-Huang Lin LED package structure of LED display
US5699201A (en) * 1995-03-27 1997-12-16 Hewlett-Packard Co. Low-profile, high-gain, wide-field-of-view, non-imaging optics
JPH09321343A (ja) * 1996-05-31 1997-12-12 Dowa Mining Co Ltd 光通信用の部品装置
IT1291474B1 (it) * 1997-01-27 1999-01-11 Fiat Ricerche Riflettore per dispositivo di illuminazione con sorgente luminosa estesa.
US6048084A (en) * 1997-04-01 2000-04-11 The Coleman Company, Inc. Illumination reflector for area projection
GB2329238A (en) * 1997-09-12 1999-03-17 Hassan Paddy Abdel Salam LED light source
JP2000183407A (ja) * 1998-12-16 2000-06-30 Rohm Co Ltd 光半導体装置
US6200002B1 (en) * 1999-03-26 2001-03-13 Philips Electronics North America Corp. Luminaire having a reflector for mixing light from a multi-color array of leds
US6547416B2 (en) 2000-12-21 2003-04-15 Koninklijke Philips Electronics N.V. Faceted multi-chip package to provide a beam of uniform white light from multiple monochrome LEDs
US7153015B2 (en) * 2001-12-31 2006-12-26 Innovations In Optics, Inc. Led white light optical system
JP2005536835A (ja) * 2002-06-26 2005-12-02 イノベーションズ イン オプティクス， インコーポレイテッド 高輝度照射システム
MXPA05005658A (es) 2002-12-02 2005-08-16 3M Innovative Properties Co Sistema de iluminacion que utiliza una pluralidad de fuentes luminosas.
US6857772B2 (en) * 2002-12-10 2005-02-22 Innovations In Optics, Inc. High performance light engine
US6851835B2 (en) * 2002-12-17 2005-02-08 Whelen Engineering Company, Inc. Large area shallow-depth full-fill LED light assembly
CN1512600A (zh) * 2002-12-31 2004-07-14 赵宏图 发光二极管灯
US7182480B2 (en) 2003-03-05 2007-02-27 Tir Systems Ltd. System and method for manipulating illumination created by an array of light emitting devices
TWI246573B (en) * 2003-04-14 2006-01-01 Toppoly Optoelectronics Corp Light emitting diode array illuminant and backlight module by using the same
US7329887B2 (en) * 2003-12-02 2008-02-12 3M Innovative Properties Company Solid state light device
US20050116235A1 (en) * 2003-12-02 2005-06-02 Schultz John C. Illumination assembly
US7403680B2 (en) * 2003-12-02 2008-07-22 3M Innovative Properties Company Reflective light coupler
US20050116635A1 (en) * 2003-12-02 2005-06-02 Walson James E. Multiple LED source and method for assembling same
US20070258235A1 (en) * 2003-12-08 2007-11-08 The Coleman Company, Inc. Elliptical Reflector and Curved Lens System for a Portable Light
US7456805B2 (en) 2003-12-18 2008-11-25 3M Innovative Properties Company Display including a solid state light device and method using same
DE102004056252A1 (de) * 2004-10-29 2006-05-04 Osram Opto Semiconductors Gmbh Beleuchtungseinrichtung, Kfz-Scheinwerfer und Verfahren zur Herstellung einer Beleuchtungseinrichtung
CA2620144A1 (en) * 2005-04-06 2006-10-12 Tir Technology Lp Lighting module with compact colour mixing and collimating optics
US7810963B2 (en) * 2006-03-10 2010-10-12 Dialight Corporation Light emitting diode module with improved light distribution uniformity
WO2007104136A1 (en) * 2006-03-13 2007-09-20 Tir Technology Lp Optical device for mixing and redirecting light
TWM318094U (en) * 2007-02-15 2007-09-01 Han-Chung Lai LED for car lamp
JP5336475B2 (ja) 2007-05-20 2013-11-06 スリーエム イノベイティブ プロパティズ カンパニー 光リサイクリング中空キャビティー型ディスプレイ・バックライト
WO2008144644A2 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
WO2008144650A1 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
CN101681057B (zh) 2007-05-20 2012-07-04 3M创新有限公司 光循环型薄壁中空腔体背光源
US8746943B2 (en) * 2007-11-08 2014-06-10 Innovations In Optics, Inc. LED backlighting system with closed loop control
US8848132B2 (en) 2008-02-07 2014-09-30 3M Innovative Properties Company Hollow backlight with structured films
US8033683B2 (en) * 2008-02-15 2011-10-11 PerkinElmer LED Solutions, Inc. Staggered LED based high-intensity light
JP5792464B2 (ja) 2008-02-22 2015-10-14 スリーエム イノベイティブ プロパティズ カンパニー 選択的出力光束分布を有するバックライト及びそれを使用した表示システム並びにバックライトの形成方法
WO2009141762A1 (en) * 2008-05-20 2009-11-26 Koninklijke Philips Electronics N.V. Optical element for asymmetric light distribution
WO2009149010A1 (en) 2008-06-04 2009-12-10 3M Innovative Properties Company Hollow backlight with tilted light source
US9252336B2 (en) * 2008-09-26 2016-02-02 Bridgelux, Inc. Multi-cup LED assembly
US20100091507A1 (en) * 2008-10-03 2010-04-15 Opto Technology, Inc. Directed LED Light With Reflector
TWI388771B (zh) * 2008-10-08 2013-03-11 台達電子工業股份有限公司 照明裝置及其光反射罩
US8192060B2 (en) * 2009-07-23 2012-06-05 Dean Andrew Wilkinson Aircraft navigation light
US20110026249A1 (en) * 2009-07-31 2011-02-03 Jonathan Wylde Low profile LED lighting assembly
US8662721B2 (en) * 2009-11-26 2014-03-04 Nathan Howard Calvin Aircraft external lighting system and method
US8651695B2 (en) * 2010-03-26 2014-02-18 Excelitas Technologies Corp. LED based high-intensity light with secondary diffuser
US8882302B2 (en) * 2010-07-15 2014-11-11 Henry Avila Coined optic fixture for LED illumination
DE102013100121A1 (de) * 2013-01-08 2014-07-10 Osram Opto Semiconductors Gmbh Optoelektronisches Halbleiterbauteil

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE159809C (de) *
US3957031A (en) * 1975-05-29 1976-05-18 The United States Of America As Represented By The United States Energy Research And Development Administration Light collectors in cylindrical geometry
DE2720956C2 (de) * 1977-05-10 1982-12-02 Bayerische Motoren Werke AG, 8000 München Kraftfahrzeug-Scheinwerfer für Abblend- und Fernlicht
NL8105535A (nl) * 1981-12-09 1983-07-01 Philips Nv Reflektor.
US4481563A (en) * 1982-05-10 1984-11-06 Corning Glass Works Automotive headlight having optics in the reflector
DE3218702A1 (de) * 1982-05-18 1983-11-24 Westfaelische Metall Industrie Fahrzeugscheinwerfer
US5001609A (en) * 1988-10-05 1991-03-19 Hewlett-Packard Company Nonimaging light source

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011080247B4 (de) 2011-08-02 2019-06-27 Osram Gmbh Leuchte mit einer Reflektorvorrichtung
DE202011052125U1 (de) * 2011-11-28 2012-12-04 BÄ*RO GmbH & Co. KG Leuchte mit einem Reflektor und Reflektoranordnung

Also Published As

Publication number Publication date
EP0426397B1 (de) 1994-08-24
EP0426397A1 (de) 1991-05-08
HK74695A (en) 1995-05-19
SG26393G (en) 1995-09-01
US4964025A (en) 1990-10-16
DE69011810D1 (de) 1994-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: LUMILEDS LIGHTING, U.S., LLC, SAN JOSE, CALIF., US

8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS LUMILEDS LIGHTING COMPANY,LLC, SAN JOS, US