DE2534608C3 - Sichtanzeigeeinrichtung mit lichtemittierenden Dioden - Google Patents

Sichtanzeigeeinrichtung mit lichtemittierenden Dioden

Info

Publication number
DE2534608C3
DE2534608C3 DE2534608A DE2534608A DE2534608C3 DE 2534608 C3 DE2534608 C3 DE 2534608C3 DE 2534608 A DE2534608 A DE 2534608A DE 2534608 A DE2534608 A DE 2534608A DE 2534608 C3 DE2534608 C3 DE 2534608C3
Authority
DE
Germany
Prior art keywords
cover
control circuit
led
diodes
surface area
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
DE2534608A
Other languages
German (de)
English (en)
Other versions
DE2534608B2 (de
DE2534608A1 (de
Inventor
Henry T. Van Nuys Calif. Groves
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.)
Northrop Grumman Systems Corp
Original Assignee
Litton Industries Inc
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 Litton Industries Inc filed Critical Litton Industries Inc
Publication of DE2534608A1 publication Critical patent/DE2534608A1/de
Publication of DE2534608B2 publication Critical patent/DE2534608B2/de
Application granted granted Critical
Publication of DE2534608C3 publication Critical patent/DE2534608C3/de
Expired legal-status Critical Current

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
    • H10H20/85—Packages
    • H10H20/8506—Containers
    • 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

Landscapes

  • Led Device Packages (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
DE2534608A 1974-09-30 1975-08-02 Sichtanzeigeeinrichtung mit lichtemittierenden Dioden Expired DE2534608C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US510495A US3889147A (en) 1974-09-30 1974-09-30 Light emitting diode module

Publications (3)

Publication Number Publication Date
DE2534608A1 DE2534608A1 (de) 1976-04-01
DE2534608B2 DE2534608B2 (de) 1981-03-19
DE2534608C3 true DE2534608C3 (de) 1981-12-17

Family

ID=24030982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2534608A Expired DE2534608C3 (de) 1974-09-30 1975-08-02 Sichtanzeigeeinrichtung mit lichtemittierenden Dioden

Country Status (10)

Country Link
US (1) US3889147A (enExample)
JP (1) JPS5161289A (enExample)
BE (1) BE833018A (enExample)
CA (1) CA1030642A (enExample)
CH (1) CH589904A5 (enExample)
DE (1) DE2534608C3 (enExample)
FR (1) FR2286457A1 (enExample)
GB (1) GB1514244A (enExample)
IT (1) IT1047590B (enExample)
NL (1) NL161624C (enExample)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1522520A (en) * 1976-01-26 1978-08-23 Secr Defence Display panel constructions
CA1082378A (en) * 1976-08-05 1980-07-22 Thomas A. Brown Abuttable light-emitting device modules for graphic display assemblies
DE2651972C2 (de) * 1976-11-15 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Faseroptischer Digitalanzeiger
DE3345364A1 (de) * 1983-12-15 1985-06-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anzeigetafel mit mehreren anzeigeeinheiten
US6590502B1 (en) 1992-10-12 2003-07-08 911Ep, Inc. Led warning signal light and movable support
US6150996A (en) * 1998-08-26 2000-11-21 Addco, Inc. Changeable message sign system with reconfigurable sign screen
US6175342B1 (en) * 1996-04-15 2001-01-16 Aadco, Inc. Enhanced modular message board
US5914698A (en) * 1996-04-15 1999-06-22 Addco Manufacturing, Inc. Modular message board
US6414650B1 (en) 1996-04-15 2002-07-02 Addco Sign system with field changeable screen size and message
GB2330679B (en) 1997-10-21 2002-04-24 911 Emergency Products Inc Warning signal light
US6380865B1 (en) 1999-04-06 2002-04-30 911 Emergency Products, Inc. Replacement led lamp assembly and modulated power intensity for light source
US6614359B2 (en) * 1999-04-06 2003-09-02 911 Emergency Products, Inc. Replacement led lamp assembly and modulated power intensity for light source
US6462669B1 (en) 1999-04-06 2002-10-08 E. P . Survivors Llc Replaceable LED modules
US6700502B1 (en) 1999-06-08 2004-03-02 911Ep, Inc. Strip LED light assembly for motor vehicle
WO2000074973A1 (en) 1999-06-08 2000-12-14 911 Emergency Products, Inc. Rotational led reflector
US6705745B1 (en) * 1999-06-08 2004-03-16 911Ep, Inc. Rotational led reflector
US6623151B2 (en) 1999-08-04 2003-09-23 911Ep, Inc. LED double light bar and warning light signal
US6367949B1 (en) 1999-08-04 2002-04-09 911 Emergency Products, Inc. Par 36 LED utility lamp
US6547410B1 (en) 2000-07-28 2003-04-15 911 Emergency Products, Inc. LED alley/take-down light
US20050047167A1 (en) * 1999-08-04 2005-03-03 Pederson John C. Warning signal light bar
US20050057941A1 (en) * 1999-08-04 2005-03-17 911Ep, Inc. 360 Degree pod warning light signal
WO2001095673A1 (en) 2000-06-06 2001-12-13 911 Emergency Products, Inc. Led compensation circuit
US7439847B2 (en) 2002-08-23 2008-10-21 John C. Pederson Intelligent observation and identification database system
US8188878B2 (en) 2000-11-15 2012-05-29 Federal Law Enforcement Development Services, Inc. LED light communication system
WO2002041276A2 (en) * 2000-11-15 2002-05-23 Snowy Village, Inc. Led warning light and communication system
JP4080843B2 (ja) * 2002-10-30 2008-04-23 株式会社東芝 不揮発性半導体記憶装置
US7425075B1 (en) 2004-01-28 2008-09-16 Hubbell David A Optical reflecting material
US20090086491A1 (en) * 2007-09-28 2009-04-02 Ruud Lighting, Inc. Aerodynamic LED Floodlight Fixture
US7686469B2 (en) 2006-09-30 2010-03-30 Ruud Lighting, Inc. LED lighting fixture
US9243794B2 (en) 2006-09-30 2016-01-26 Cree, Inc. LED light fixture with fluid flow to and from the heat sink
US7952262B2 (en) * 2006-09-30 2011-05-31 Ruud Lighting, Inc. Modular LED unit incorporating interconnected heat sinks configured to mount and hold adjacent LED modules
US9028087B2 (en) 2006-09-30 2015-05-12 Cree, Inc. LED light fixture
US9414458B2 (en) 2007-05-24 2016-08-09 Federal Law Enforcement Development Services, Inc. LED light control assembly and system
US11265082B2 (en) 2007-05-24 2022-03-01 Federal Law Enforcement Development Services, Inc. LED light control assembly and system
US9100124B2 (en) 2007-05-24 2015-08-04 Federal Law Enforcement Development Services, Inc. LED Light Fixture
WO2008148039A1 (en) * 2007-05-24 2008-12-04 Federal Law Enforcement Development Services, Inc. Led light communication system
US9294198B2 (en) 2007-05-24 2016-03-22 Federal Law Enforcement Development Services, Inc. Pulsed light communication key
US9258864B2 (en) 2007-05-24 2016-02-09 Federal Law Enforcement Development Services, Inc. LED light control and management system
US9455783B2 (en) 2013-05-06 2016-09-27 Federal Law Enforcement Development Services, Inc. Network security and variable pulse wave form with continuous communication
US8890773B1 (en) 2009-04-01 2014-11-18 Federal Law Enforcement Development Services, Inc. Visible light transceiver glasses
WO2012097291A1 (en) 2011-01-14 2012-07-19 Federal Law Enforcement Development Services, Inc. Method of providing lumens and tracking of lumen consumption
US9265112B2 (en) 2013-03-13 2016-02-16 Federal Law Enforcement Development Services, Inc. LED light control and management system
US20150198941A1 (en) 2014-01-15 2015-07-16 John C. Pederson Cyber Life Electronic Networking and Commerce Operating Exchange
US20170048953A1 (en) 2015-08-11 2017-02-16 Federal Law Enforcement Development Services, Inc. Programmable switch and system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3641390A (en) * 1968-07-09 1972-02-08 Ise Electronics Corp Solid-state letter display device
FR2062506A5 (enExample) * 1969-09-22 1971-06-25 Mitsubishi Electric Corp
FR2102590A5 (enExample) * 1970-08-11 1972-04-07 Radiotechnique Compelec
US3740570A (en) * 1971-09-27 1973-06-19 Litton Systems Inc Driving circuits for light emitting diodes
US3800177A (en) * 1971-12-20 1974-03-26 Motorola Inc Integrated light emitting diode display device with housing
JPS4979196A (enExample) * 1972-12-04 1974-07-31

Also Published As

Publication number Publication date
US3889147A (en) 1975-06-10
NL161624C (nl) 1980-02-15
IT1047590B (it) 1980-10-20
CA1030642A (en) 1978-05-02
DE2534608B2 (de) 1981-03-19
DE2534608A1 (de) 1976-04-01
CH589904A5 (enExample) 1977-07-29
NL7510553A (nl) 1976-04-01
BE833018A (fr) 1975-12-31
GB1514244A (en) 1978-06-14
JPS5161289A (enExample) 1976-05-27
FR2286457A1 (fr) 1976-04-23
FR2286457B1 (enExample) 1978-04-07
NL161624B (nl) 1979-09-17

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee