GB1459455A - Electroluminescent devices - Google Patents

Electroluminescent devices

Info

Publication number
GB1459455A
GB1459455A GB5735773A GB5735773A GB1459455A GB 1459455 A GB1459455 A GB 1459455A GB 5735773 A GB5735773 A GB 5735773A GB 5735773 A GB5735773 A GB 5735773A GB 1459455 A GB1459455 A GB 1459455A
Authority
GB
United Kingdom
Prior art keywords
sources
source
gap
intensity
gaas
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
Application number
GB5735773A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1459455A publication Critical patent/GB1459455A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • 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
    • 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
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/015—Manufacture or treatment of bond wires
    • H10W72/01515—Forming coatings
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/531—Shapes of wire connectors
    • H10W72/5363—Shapes of wire connectors the connected ends being wedge-shaped
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/851—Dispositions of multiple connectors or interconnections
    • H10W72/874—On different surfaces
    • H10W72/884—Die-attach connectors and bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
    • H10W90/753—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between laterally-adjacent chips

Landscapes

  • Led Devices (AREA)
  • Led Device Packages (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB5735773A 1972-12-13 1973-12-11 Electroluminescent devices Expired GB1459455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7244359A FR2248663B1 (enExample) 1972-12-13 1972-12-13

Publications (1)

Publication Number Publication Date
GB1459455A true GB1459455A (en) 1976-12-22

Family

ID=9108628

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5735773A Expired GB1459455A (en) 1972-12-13 1973-12-11 Electroluminescent devices

Country Status (7)

Country Link
US (1) US3875473A (enExample)
JP (2) JPS529994B2 (enExample)
CA (1) CA1011440A (enExample)
DE (1) DE2361531C3 (enExample)
FR (1) FR2248663B1 (enExample)
GB (1) GB1459455A (enExample)
IT (1) IT1001409B (enExample)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063231A (en) * 1976-10-26 1977-12-13 Modern Controls, Inc. Visual display apparatus
US4488149A (en) * 1981-02-26 1984-12-11 Givens Jr William A Electronic display having segments wherein each segment is capable of selectively illuminating two colors
FR2520934B1 (fr) * 1982-01-29 1985-06-07 Radiotechnique Compelec Dispositif semi-conducteur emetteur de lumiere a multicristaux
US4780643A (en) * 1983-03-30 1988-10-25 Minnesota Mining And Manufacturing Company Semiconductor electrodes having multicolor luminescence
US4857801A (en) * 1983-04-18 1989-08-15 Litton Systems Canada Limited Dense LED matrix for high resolution full color video
US4559116A (en) * 1984-07-09 1985-12-17 Minnesota Mining And Manufacturing Company Process of etching semiconductor electrodes
US4864370A (en) * 1987-11-16 1989-09-05 Motorola, Inc. Electrical contact for an LED
US5707891A (en) * 1989-04-28 1998-01-13 Sharp Kabushiki Kaisha Method of manufacturing a light emitting diode
US5652178A (en) * 1989-04-28 1997-07-29 Sharp Kabushiki Kaisha Method of manufacturing a light emitting diode using LPE at different temperatures
DE3940853A1 (de) * 1989-12-11 1991-06-13 Balzers Hochvakuum Anordnung zur niveauregelung verfluessigter gase
TW383508B (en) * 1996-07-29 2000-03-01 Nichia Kagaku Kogyo Kk Light emitting device and display
US6274890B1 (en) 1997-01-15 2001-08-14 Kabushiki Kaisha Toshiba Semiconductor light emitting device and its manufacturing method
TW408497B (en) * 1997-11-25 2000-10-11 Matsushita Electric Works Ltd LED illuminating apparatus
DE19952932C1 (de) * 1999-11-03 2001-05-03 Osram Opto Semiconductors Gmbh LED-Weißlichtquelle mit breitbandiger Anregung
US6513949B1 (en) * 1999-12-02 2003-02-04 Koninklijke Philips Electronics N.V. LED/phosphor-LED hybrid lighting systems
US6666567B1 (en) 1999-12-28 2003-12-23 Honeywell International Inc. Methods and apparatus for a light source with a raised LED structure
US7320632B2 (en) 2000-06-15 2008-01-22 Lednium Pty Limited Method of producing a lamp
AUPQ818100A0 (en) 2000-06-15 2000-07-06 Arlec Australia Limited Led lamp
US6525464B1 (en) * 2000-09-08 2003-02-25 Unity Opto Technology Co., Ltd. Stacked light-mixing LED
JP4101468B2 (ja) * 2001-04-09 2008-06-18 豊田合成株式会社 発光装置の製造方法
JP2002314143A (ja) * 2001-04-09 2002-10-25 Toshiba Corp 発光装置
US6841931B2 (en) * 2001-04-12 2005-01-11 Toyoda Gosei Co., Ltd. LED lamp
WO2003107423A1 (en) * 2002-06-14 2003-12-24 Lednium Pty. Ltd. A lamp and method of producing a lamp
TW591811B (en) * 2003-01-02 2004-06-11 Epitech Technology Corp Ltd Color mixing light emitting diode
CA2518625A1 (en) * 2003-03-12 2004-09-23 Lednium Pty. Ltd. A lamp and a process for producing a lamp
EP1475835A3 (en) * 2003-04-14 2004-12-15 Epitech Corporation, Ltd. Color mixing light emitting diode
US7204050B2 (en) * 2003-12-29 2007-04-17 Sargent Manufacturing Company Exit device with lighted touchpad
US7339332B2 (en) * 2004-05-24 2008-03-04 Honeywell International, Inc. Chroma compensated backlit display
WO2006004337A1 (en) * 2004-06-30 2006-01-12 Seoul Opto-Device Co., Ltd. Light emitting element with a plurality of cells bonded, method of manufacturing the same, and light emitting device using the same
CN101331618A (zh) * 2005-12-14 2008-12-24 皇家飞利浦电子股份有限公司 产生期望色点的光的半导体光源和方法
US20070274093A1 (en) * 2006-05-25 2007-11-29 Honeywell International, Inc. LED backlight system for LCD displays
DE102006035658B4 (de) 2006-07-31 2013-07-18 Ivoclar Vivadent Ag Handgeführtes LIchthärtgerät
DE102007011637A1 (de) * 2007-03-09 2008-09-18 Ivoclar Vivadent Ag Lichtemissionsvorrichtung
CN102341740B (zh) * 2009-06-22 2015-09-16 财团法人工业技术研究院 发光单元阵列、其制造方法和投影设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499158A (en) * 1964-04-24 1970-03-03 Raytheon Co Circuits utilizing the threshold properties of recombination radiation semiconductor devices
US3603833A (en) * 1970-02-16 1971-09-07 Bell Telephone Labor Inc Electroluminescent junction semiconductor with controllable combination colors
US3740570A (en) * 1971-09-27 1973-06-19 Litton Systems Inc Driving circuits for light emitting diodes

Also Published As

Publication number Publication date
DE2361531A1 (de) 1974-06-20
US3875473A (en) 1975-04-01
IT1001409B (it) 1976-04-20
DE2361531B2 (de) 1981-05-21
CA1011440A (en) 1977-05-31
DE2361531C3 (de) 1982-01-21
JPS5472484U (enExample) 1979-05-23
FR2248663B1 (enExample) 1978-08-11
FR2248663A1 (enExample) 1975-05-16
JPS49100988A (enExample) 1974-09-24
JPS529994B2 (enExample) 1977-03-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee