FR2452794A1 - Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus - Google Patents

Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus

Info

Publication number
FR2452794A1
FR2452794A1 FR7907806A FR7907806A FR2452794A1 FR 2452794 A1 FR2452794 A1 FR 2452794A1 FR 7907806 A FR7907806 A FR 7907806A FR 7907806 A FR7907806 A FR 7907806A FR 2452794 A1 FR2452794 A1 FR 2452794A1
Authority
FR
France
Prior art keywords
alphanumeric character
face
cylindrical envelope
led
resin
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.)
Granted
Application number
FR7907806A
Other languages
English (en)
Other versions
FR2452794B1 (fr
Inventor
Louis Aubry
Michel Levernieux
Jean-Claude Trillest
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.)
Radiotechnique Compelec RTC SA
Original Assignee
Radiotechnique Compelec RTC SA
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 Radiotechnique Compelec RTC SA filed Critical Radiotechnique Compelec RTC SA
Priority to FR7907806A priority Critical patent/FR2452794A1/fr
Publication of FR2452794A1 publication Critical patent/FR2452794A1/fr
Application granted granted Critical
Publication of FR2452794B1 publication Critical patent/FR2452794B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
    • H01L33/52—Encapsulations
    • H01L33/54—Encapsulations having a particular shape
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
    • H01L33/483—Containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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

Abstract

DISPOSITIF EMETTEUR DE LA LUMIERE PAR UNE FACE ACTIVE ET COMPORTANT UN CRISTAL SEMI-CONDUCTEUR DANS LEQUEL EST CREEE UNE JONCTION ELECTROLUMINESCENTE, LEDIT CRISTAL DISPOSE DANS UNE CAVITE FORMEE DANS UN SUPPORT METALLIQUE ETANT RECOUVERT D'UNE ENVELOPPE PROTECTRICE. DISPOSITIF CARACTERISE EN CE QUE LA CAVITE EST REFLECHISSANTE ET EN CE QUE L'ENVELOPPE EST DIVISEE EN DEUX PORTIONS DISTINCTES, LA PREMIERE ETANT UN CORPS CONVEXE ET LA SECONDE ETANT REALISEE DE MANIERE TELLE QUE SA SECTION TRANSVERSALE CORRESPONDE AU SIGNE A REPRESENTER. APPLICATION A L'OPTOELECTRONIQUE.
FR7907806A 1979-03-28 1979-03-28 Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus Granted FR2452794A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7907806A FR2452794A1 (fr) 1979-03-28 1979-03-28 Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7907806A FR2452794A1 (fr) 1979-03-28 1979-03-28 Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus

Publications (2)

Publication Number Publication Date
FR2452794A1 true FR2452794A1 (fr) 1980-10-24
FR2452794B1 FR2452794B1 (fr) 1982-05-28

Family

ID=9223668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7907806A Granted FR2452794A1 (fr) 1979-03-28 1979-03-28 Perfectionnement a la realisation de dispositifs electroluminescents et dispositifs ainsi obtenus

Country Status (1)

Country Link
FR (1) FR2452794A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2541489A1 (fr) * 1983-02-18 1984-08-24 Sodeteg Tai Dispositif de fixation de diodes electroluminescentes sur un tableau synoptique etanche
EP1665384A2 (fr) * 2003-09-19 2006-06-07 Mattel, Inc. Unite de diodes electroluminescentes multidirectionnelles

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2106074A5 (fr) * 1970-08-31 1972-04-28 Western Electric Co
DE2542095A1 (de) * 1975-09-20 1977-03-24 Licentia Gmbh Halbleiteranordnung fuer die ziffernanzeige
DE2634264A1 (de) * 1976-07-30 1978-02-02 Licentia Gmbh Halbleiter-lumineszenzbauelement

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2106074A5 (fr) * 1970-08-31 1972-04-28 Western Electric Co
DE2542095A1 (de) * 1975-09-20 1977-03-24 Licentia Gmbh Halbleiteranordnung fuer die ziffernanzeige
DE2634264A1 (de) * 1976-07-30 1978-02-02 Licentia Gmbh Halbleiter-lumineszenzbauelement

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2541489A1 (fr) * 1983-02-18 1984-08-24 Sodeteg Tai Dispositif de fixation de diodes electroluminescentes sur un tableau synoptique etanche
EP1665384A2 (fr) * 2003-09-19 2006-06-07 Mattel, Inc. Unite de diodes electroluminescentes multidirectionnelles
EP1665384A4 (fr) * 2003-09-19 2010-09-08 Mattel Inc Unite de diodes electroluminescentes multidirectionnelles

Also Published As

Publication number Publication date
FR2452794B1 (fr) 1982-05-28

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse