TW428332B - Biconic reflector for collecting radiation from both top and side surfaces of led die - Google Patents

Biconic reflector for collecting radiation from both top and side surfaces of led die

Info

Publication number
TW428332B
TW428332B TW88116205A TW88116205A TW428332B TW 428332 B TW428332 B TW 428332B TW 88116205 A TW88116205 A TW 88116205A TW 88116205 A TW88116205 A TW 88116205A TW 428332 B TW428332 B TW 428332B
Authority
TW
Taiwan
Prior art keywords
biconic
reflector
side surfaces
led die
collecting radiation
Prior art date
Application number
TW88116205A
Other languages
Chinese (zh)
Inventor
James S Sherwin
Original Assignee
Maxim Integrated Products
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 Maxim Integrated Products filed Critical Maxim Integrated Products
Application granted granted Critical
Publication of TW428332B publication Critical patent/TW428332B/en

Links

Classifications

    • 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
    • H01L33/58—Optical field-shaping elements
    • H01L33/60—Reflective elements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Led Device Packages (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

An apparatus for directing radiation from a light-emitting diode is described. In the apparatus, a biconic reflector which utilizes two conic sections is used to direct light from both the side surfaces and a top surface of the light-emitting diode.
TW88116205A 1998-09-25 1999-09-20 Biconic reflector for collecting radiation from both top and side surfaces of led die TW428332B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16120698A 1998-09-25 1998-09-25

Publications (1)

Publication Number Publication Date
TW428332B true TW428332B (en) 2001-04-01

Family

ID=22580287

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88116205A TW428332B (en) 1998-09-25 1999-09-20 Biconic reflector for collecting radiation from both top and side surfaces of led die

Country Status (2)

Country Link
TW (1) TW428332B (en)
WO (1) WO2000019547A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0123979D0 (en) * 2001-10-05 2001-11-28 Nicotech Ltd Opticle systems
CN101368689B (en) 2007-08-13 2010-09-29 富士迈半导体精密工业（上海）有限公司 Outdoor lamp
CN101667620B (en) * 2009-09-16 2011-07-27 深圳市聚飞光电股份有限公司 White light-emitting diode (LED)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58138083A (en) * 1982-02-10 1983-08-16 Toshiba Corp Light-emitting diode device
US4557569A (en) * 1983-11-17 1985-12-10 The United States Of America As Represented By The Secretary Of The Army Distended point source reflector having conical sections
JPS61171177A (en) * 1985-01-25 1986-08-01 Stanley Electric Co Ltd Led light source
US4698730A (en) * 1986-08-01 1987-10-06 Stanley Electric Co., Ltd. Light-emitting diode
DE8713875U1 (en) * 1987-10-15 1988-02-18 Siemens AG, 1000 Berlin und 8000 München Optical transmitter component
US4935665A (en) * 1987-12-24 1990-06-19 Mitsubishi Cable Industries Ltd. Light emitting diode lamp
EP0632511A3 (en) * 1993-06-29 1996-11-27 Mitsubishi Cable Ind Ltd A light emitting diode aggregate module and a method for manufacturing a light emitting diode aggregate module.
US5780834A (en) * 1995-05-15 1998-07-14 Welch Allyn, Inc. Imaging and illumination optics assembly

Also Published As

Publication number Publication date
WO2000019547A1 (en) 2000-04-06

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