BE752273A - Diodes electroluminescentes a surface rugueuse - Google Patents

Diodes electroluminescentes a surface rugueuse

Info

Publication number
BE752273A
BE752273A BE752273DA BE752273A BE 752273 A BE752273 A BE 752273A BE 752273D A BE752273D A BE 752273DA BE 752273 A BE752273 A BE 752273A
Authority
BE
Belgium
Prior art keywords
surface light
rough surface
light diodes
diodes
rough
Prior art date
Application number
Other languages
English (en)
Inventor
A A Bergh
R H Saul
Original Assignee
Western Electric 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 Western Electric Co filed Critical Western Electric Co
Publication of BE752273A publication Critical patent/BE752273A/fr

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/81—Bodies
    • H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
    • H10H20/82—Roughened surfaces, e.g. at the interface between epitaxial layers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/60—Wet etching
    • H10P50/64—Wet etching of semiconductor materials
    • H10P50/642—Chemical etching
    • H10P50/646—Chemical etching of Group III-V materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P52/00—Grinding, lapping or polishing of wafers, substrates or parts of devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Led Devices (AREA)
  • Electroluminescent Light Sources (AREA)
BE752273D 1969-06-23 1970-06-19 Diodes electroluminescentes a surface rugueuse BE752273A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83538369A 1969-06-23 1969-06-23

Publications (1)

Publication Number Publication Date
BE752273A true BE752273A (fr) 1970-12-01

Family

ID=25269371

Family Applications (1)

Application Number Title Priority Date Filing Date
BE752273D BE752273A (fr) 1969-06-23 1970-06-19 Diodes electroluminescentes a surface rugueuse

Country Status (7)

Country Link
US (1) US3739217A (fr)
BE (1) BE752273A (fr)
DE (1) DE2030974A1 (fr)
FR (1) FR2052860A5 (fr)
GB (1) GB1292392A (fr)
NL (1) NL7008868A (fr)
SE (1) SE362338B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0405757A3 (en) * 1989-06-27 1991-01-30 Hewlett-Packard Company High efficiency light-emitting diode

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US4013915A (en) * 1975-10-23 1977-03-22 Bell Telephone Laboratories, Incorporated Light emitting device mounting arrangement
US5087949A (en) * 1989-06-27 1992-02-11 Hewlett-Packard Company Light-emitting diode with diagonal faces
JPH0442582A (ja) * 1990-06-08 1992-02-13 Eastman Kodak Japan Kk 発光ダイオードアレイ
DE4218806A1 (de) * 1992-06-06 1993-12-09 Telefunken Microelectron Mesa-Lumineszenz-Halbleiterelement
DE19537545A1 (de) 1995-10-09 1997-04-10 Telefunken Microelectron Verfahren zur Herstellung einer Lumineszenzdiode
DE19537544A1 (de) * 1995-10-09 1997-04-10 Telefunken Microelectron Lumineszenzdiode mit verbesserter Lichtausbeute
US5779924A (en) * 1996-03-22 1998-07-14 Hewlett-Packard Company Ordered interface texturing for a light emitting device
US6504180B1 (en) 1998-07-28 2003-01-07 Imec Vzw And Vrije Universiteit Method of manufacturing surface textured high-efficiency radiating devices and devices obtained therefrom
EP2315277A3 (fr) 1998-07-28 2018-01-10 Philips Lighting Holding B.V. Dispositifs pour l'émission haute efficacité de radiations
US7253445B2 (en) * 1998-07-28 2007-08-07 Paul Heremans High-efficiency radiating device
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DE10158754A1 (de) * 2001-11-30 2003-06-18 Osram Opto Semiconductors Gmbh Lichtemittierendes Halbleiderbauelement
DE10224219B4 (de) * 2002-05-31 2010-05-27 Osram Opto Semiconductors Gmbh Lichtemittierendes Halbleiterbauelement mit zumindest teilweise voneinander getrennten Lichterzeugungs- und Lichtauskopplungsbereichen
DE10245628A1 (de) 2002-09-30 2004-04-15 Osram Opto Semiconductors Gmbh Elektromagnetische Strahlung emittierender Halbleiterchip und Verfahren zu dessen Herstellung
US20060151428A1 (en) * 2002-12-30 2006-07-13 Reiner Windisch Method for roughening a surface of a body, and optoelectronic component
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US8227820B2 (en) 2005-02-09 2012-07-24 The Regents Of The University Of California Semiconductor light-emitting device
US7345298B2 (en) * 2005-02-28 2008-03-18 The Regents Of The University Of California Horizontal emitting, vertical emitting, beam shaped, distributed feedback (DFB) lasers by growth over a patterned substrate
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US20060043400A1 (en) * 2004-08-31 2006-03-02 Erchak Alexei A Polarized light emitting device
US7223998B2 (en) * 2004-09-10 2007-05-29 The Regents Of The University Of California White, single or multi-color light emitting diodes by recycling guided modes
US20060204865A1 (en) * 2005-03-08 2006-09-14 Luminus Devices, Inc. Patterned light-emitting devices
US20070045640A1 (en) 2005-08-23 2007-03-01 Erchak Alexei A Light emitting devices for liquid crystal displays
US7125734B2 (en) * 2005-03-09 2006-10-24 Gelcore, Llc Increased light extraction from a nitride LED
US20070108459A1 (en) * 2005-04-15 2007-05-17 Enfocus Engineering Corp Methods of Manufacturing Light Emitting Devices
US20090179211A1 (en) * 2005-07-14 2009-07-16 Tae-Kyung Yoo Light emitting device
US8674375B2 (en) * 2005-07-21 2014-03-18 Cree, Inc. Roughened high refractive index layer/LED for high light extraction
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US20070085098A1 (en) * 2005-10-17 2007-04-19 Luminus Devices, Inc. Patterned devices and related methods
US7348603B2 (en) * 2005-10-17 2008-03-25 Luminus Devices, Inc. Anisotropic collimation devices and related methods
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US20080099777A1 (en) * 2005-10-19 2008-05-01 Luminus Devices, Inc. Light-emitting devices and related systems
US7928462B2 (en) * 2006-02-16 2011-04-19 Lg Electronics Inc. Light emitting device having vertical structure, package thereof and method for manufacturing the same
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KR100755591B1 (ko) * 2006-06-22 2007-09-06 고려대학교 산학협력단 질화물계 발광소자의 제조방법
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US20090015142A1 (en) * 2007-07-13 2009-01-15 3M Innovative Properties Company Light extraction film for organic light emitting diode display devices
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CN101897038B (zh) * 2007-12-10 2012-08-29 3M创新有限公司 波长转换发光二极管及其制造方法
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US8569085B2 (en) * 2008-10-09 2013-10-29 The Regents Of The University Of California Photoelectrochemical etching for chip shaping of light emitting diodes
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CN102651442B (zh) * 2011-02-23 2015-01-07 展晶科技(深圳)有限公司 发光二极管光源
CN102280536B (zh) * 2011-08-02 2013-03-06 山东大学 一种光辅助红光led的磷化镓窗口层湿法粗化的方法
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0405757A3 (en) * 1989-06-27 1991-01-30 Hewlett-Packard Company High efficiency light-emitting diode

Also Published As

Publication number Publication date
NL7008868A (fr) 1970-12-28
US3739217A (en) 1973-06-12
GB1292392A (en) 1972-10-11
DE2030974A1 (de) 1971-01-07
FR2052860A5 (fr) 1971-04-09
SE362338B (fr) 1973-12-03

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