EP0461579A3 - Light-emitting device - Google Patents

Light-emitting device Download PDF

Info

Publication number
EP0461579A3
EP0461579A3 EP19910109468 EP91109468A EP0461579A3 EP 0461579 A3 EP0461579 A3 EP 0461579A3 EP 19910109468 EP19910109468 EP 19910109468 EP 91109468 A EP91109468 A EP 91109468A EP 0461579 A3 EP0461579 A3 EP 0461579A3
Authority
EP
European Patent Office
Prior art keywords
light
emitting device
emitting
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.)
Withdrawn
Application number
EP19910109468
Other languages
English (en)
Other versions
EP0461579A2 (en
Inventor
Nozomu Takahashi
Hiroshi Nagasawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of EP0461579A2 publication Critical patent/EP0461579A2/en
Publication of EP0461579A3 publication Critical patent/EP0461579A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G09F2013/222—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Led Device Packages (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
EP19910109468 1990-06-12 1991-06-10 Light-emitting device Withdrawn EP0461579A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP153721/90 1990-06-12
JP2153721A JPH0445477A (ja) 1990-06-12 1990-06-12 Ｌｅｄ発光装置

Publications (2)

Publication Number Publication Date
EP0461579A2 EP0461579A2 (en) 1991-12-18
EP0461579A3 true EP0461579A3 (en) 1992-03-04

Family

ID=15568648

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910109468 Withdrawn EP0461579A3 (en) 1990-06-12 1991-06-10 Light-emitting device

Country Status (3)

Country Link
EP (1) EP0461579A3 (ja)
JP (1) JPH0445477A (ja)
KR (1) KR920001414A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2761506B1 (fr) * 1997-03-28 1999-06-11 Securite Signalisation Panneau d'affichage avec diodes montees sur des circuits imprimes
DE10164033B4 (de) * 2001-12-28 2010-08-05 Osram Opto Semiconductors Gmbh Optoelektronisches Bauelement mit einer Mehrzahl von Lichtquellen
WO2004053817A1 (en) * 2002-12-10 2004-06-24 Textmate Limited A highway display
JP4575650B2 (ja) * 2003-05-27 2010-11-04 名古屋電機工業株式会社 Ｌｅｄを用いた表示ユニット
NL1026199C2 (nl) * 2004-05-14 2005-11-15 Gaming Support B V Inrichting voor het visueel weergeven van informatie.
KR101360612B1 (ko) * 2007-08-06 2014-02-10 엘지이노텍 주식회사 백라이트 유닛
CN105096759B (zh) * 2015-08-11 2017-11-17 陈炜荣 Led玻璃幕墙屏

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143983A (en) * 1983-07-26 1985-02-20 Ferranti Plc Large scale display
FR2571527A2 (fr) * 1984-04-26 1986-04-11 Poitiers Universite Dispositif de signalisation ou d'affichage permettant de visualiser au moins un symbole alphanumerique et/ou graphique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6332973A (ja) * 1986-07-26 1988-02-12 Mitsubishi Cable Ind Ltd 発光ダイオ−ドランプ
JPS6332972A (ja) * 1986-07-26 1988-02-12 Mitsubishi Cable Ind Ltd ランプ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143983A (en) * 1983-07-26 1985-02-20 Ferranti Plc Large scale display
FR2571527A2 (fr) * 1984-04-26 1986-04-11 Poitiers Universite Dispositif de signalisation ou d'affichage permettant de visualiser au moins un symbole alphanumerique et/ou graphique

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 244 (E-631)9 July 1988 & JP-A-63 032 972 ( MITSUBISHI CABLE IND LTD ) 12 February 1988 *
PATENT ABSTRACTS OF JAPAN vol. 12, no. 244 (E-631)9 July 1988 & JP-A-63 032 973 ( MITSUBISHI CABLE IND LTD ) 12 February 1988 *

Also Published As

Publication number Publication date
JPH0445477A (ja) 1992-02-14
EP0461579A2 (en) 1991-12-18
KR920001414A (ko) 1992-01-30

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19910610

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Effective date: 19930820

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18D Application deemed to be withdrawn

Effective date: 19931231