GB9320291D0 - Optical directing devices for light emitting diodes - Google Patents

Optical directing devices for light emitting diodes

Info

Publication number
GB9320291D0
GB9320291D0 GB939320291A GB9320291A GB9320291D0 GB 9320291 D0 GB9320291 D0 GB 9320291D0 GB 939320291 A GB939320291 A GB 939320291A GB 9320291 A GB9320291 A GB 9320291A GB 9320291 D0 GB9320291 D0 GB 9320291D0
Authority
GB
United Kingdom
Prior art keywords
light emitting
emitting diodes
directing devices
optical directing
optical
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
GB939320291A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB939320291A priority Critical patent/GB9320291D0/en
Publication of GB9320291D0 publication Critical patent/GB9320291D0/en
Priority to GB9416117A priority patent/GB2282700A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
    • H01L33/52—Encapsulations
    • H01L33/54—Encapsulations having a particular shape
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source
    • 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
    • F21V7/0091—Reflectors for light sources using total internal reflection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
    • H01L33/58—Optical field-shaping 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]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
    • H01L33/58—Optical field-shaping elements
    • H01L33/60—Reflective elements
GB939320291A 1993-10-01 1993-10-01 Optical directing devices for light emitting diodes Pending GB9320291D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB939320291A GB9320291D0 (en) 1993-10-01 1993-10-01 Optical directing devices for light emitting diodes
GB9416117A GB2282700A (en) 1993-10-01 1994-08-10 Optical element for use with an LED

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939320291A GB9320291D0 (en) 1993-10-01 1993-10-01 Optical directing devices for light emitting diodes

Publications (1)

Publication Number Publication Date
GB9320291D0 true GB9320291D0 (en) 1993-11-17

Family

ID=10742860

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939320291A Pending GB9320291D0 (en) 1993-10-01 1993-10-01 Optical directing devices for light emitting diodes
GB9416117A Withdrawn GB2282700A (en) 1993-10-01 1994-08-10 Optical element for use with an LED

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9416117A Withdrawn GB2282700A (en) 1993-10-01 1994-08-10 Optical element for use with an LED

Country Status (1)

Country Link
GB (2) GB9320291D0 (en)

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GB9606695D0 (en) * 1996-03-29 1996-06-05 Rolls Royce Power Eng Display sign and an optical element for use with the same
US6543911B1 (en) 2000-05-08 2003-04-08 Farlight Llc Highly efficient luminaire having optical transformer providing precalculated angular intensity distribution and method therefore
US6527411B1 (en) * 2000-08-01 2003-03-04 Visteon Corporation Collimating lamp
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
DE10064233C1 (en) * 2000-12-22 2002-05-29 Xetos Ag Optical system consists of a reflector with a parabolic surface, a collector lens, and primary and secondary openings
US6547423B2 (en) 2000-12-22 2003-04-15 Koninklijke Phillips Electronics N.V. LED collimation optics with improved performance and reduced size
GB2372091A (en) * 2001-02-09 2002-08-14 John Clayton Ruddick Hazard light or beacon with an optical element to control horizontal and vertical beam spread
WO2003023748A2 (en) * 2001-09-11 2003-03-20 Ego S.R.O. Illuminated panel comprising led diodes
DE10163116B4 (en) 2001-12-24 2008-04-10 G.L.I. Global Light Industries Gmbh Method for producing light-conducting LED bodies in two spatially and temporally separate stages
US7369268B2 (en) 2003-01-14 2008-05-06 Eastman Kodak Company Light source using large area LEDs
CN101556985B (en) 2003-04-30 2017-06-09 克利公司 High powered light emitter encapsulation with compact optical element
US7005679B2 (en) 2003-05-01 2006-02-28 Cree, Inc. Multiple component solid state white light
DE10345515A1 (en) * 2003-09-30 2005-05-04 Osram Opto Semiconductors Gmbh Light-emitting semiconductor element has light-emitting chip encapsulated in plastics block providing total internal reflection of light component emitted at angle to required main radiation direction
DE10346452A1 (en) * 2003-10-03 2005-04-28 Schefenacker Vision Systems Luminous element with insertion light guide body
US7534633B2 (en) 2004-07-02 2009-05-19 Cree, Inc. LED with substrate modifications for enhanced light extraction and method of making same
US20060012999A1 (en) * 2004-07-16 2006-01-19 Coushaine Charles M Molded-in light emitting diode light source
DE102004042125B4 (en) * 2004-08-30 2008-05-08 Schefenacker Vision Systems Germany Gmbh & Co. Kg Lighting unit with a large number of curved surface elements
US7275839B2 (en) * 2005-04-05 2007-10-02 Osram Sylvania, Inc. Three color LED bulb
KR20090009772A (en) 2005-12-22 2009-01-23 크리 엘이디 라이팅 솔루션즈, 인크. Lighting device
FR2906009B1 (en) * 2006-09-19 2008-12-26 Valeo Vision Sa LIGHTING AND / OR SIGNALING DEVICE FOR A MOTOR VEHICLE.
US11114594B2 (en) 2007-08-24 2021-09-07 Creeled, Inc. Light emitting device packages using light scattering particles of different size
US9431589B2 (en) 2007-12-14 2016-08-30 Cree, Inc. Textured encapsulant surface in LED packages
US8348475B2 (en) 2008-05-23 2013-01-08 Ruud Lighting, Inc. Lens with controlled backlight management
CN103759178A (en) 2008-05-23 2014-04-30 克里公司 Recessed LED lighting fixture
US8388193B2 (en) 2008-05-23 2013-03-05 Ruud Lighting, Inc. Lens with TIR for off-axial light distribution
US9255686B2 (en) 2009-05-29 2016-02-09 Cree, Inc. Multi-lens LED-array optic system
EP2480816A1 (en) 2009-09-25 2012-08-01 Cree, Inc. Lighting device with low glare and high light level uniformity
US8329482B2 (en) 2010-04-30 2012-12-11 Cree, Inc. White-emitting LED chips and method for making same
US9541258B2 (en) 2012-02-29 2017-01-10 Cree, Inc. Lens for wide lateral-angle distribution
US9541257B2 (en) 2012-02-29 2017-01-10 Cree, Inc. Lens for primarily-elongate light distribution
US10408429B2 (en) 2012-02-29 2019-09-10 Ideal Industries Lighting Llc Lens for preferential-side distribution
EP2642542A1 (en) * 2012-03-22 2013-09-25 Odelo GmbH Light emitting diode
USD697664S1 (en) 2012-05-07 2014-01-14 Cree, Inc. LED lens
USD718490S1 (en) 2013-03-15 2014-11-25 Cree, Inc. LED lens
CN104241262B (en) 2013-06-14 2020-11-06 惠州科锐半导体照明有限公司 Light emitting device and display device
US9523479B2 (en) 2014-01-03 2016-12-20 Cree, Inc. LED lens
US10468566B2 (en) 2017-04-10 2019-11-05 Ideal Industries Lighting Llc Hybrid lens for controlled light distribution

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0397911A1 (en) * 1989-05-19 1990-11-22 Siemens Aktiengesellschaft Optoelectronic semiconductor device
US5122943A (en) * 1991-04-15 1992-06-16 Miles Inc. Encapsulated light emitting diode and method for encapsulation
US5173810A (en) * 1991-08-21 1992-12-22 Aisens Co., Ltd. Light transmitting lens for use with a photoelectric sensor

Also Published As

Publication number Publication date
GB2282700A (en) 1995-04-12
GB9416117D0 (en) 1994-09-28

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