DE2922952A1 - Anordnung zur steuerung der lichtemission einer leuchtdiode - Google Patents

Anordnung zur steuerung der lichtemission einer leuchtdiode

Info

Publication number
DE2922952A1
DE2922952A1 DE19792922952 DE2922952A DE2922952A1 DE 2922952 A1 DE2922952 A1 DE 2922952A1 DE 19792922952 DE19792922952 DE 19792922952 DE 2922952 A DE2922952 A DE 2922952A DE 2922952 A1 DE2922952 A1 DE 2922952A1
Authority
DE
Germany
Prior art keywords
transistor
emitter
control signal
alternation
light 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.)
Granted
Application number
DE19792922952
Other languages
English (en)
Other versions
DE2922952C2 (de
Inventor
Siegfried Dipl Ing Dr Seinecke
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19792922952 priority Critical patent/DE2922952C2/de
Publication of DE2922952A1 publication Critical patent/DE2922952A1/de
Application granted granted Critical
Publication of DE2922952C2 publication Critical patent/DE2922952C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/502—LED transmitters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Led Devices (AREA)
  • Optical Communication System (AREA)
DE19792922952 1979-06-06 1979-06-06 Anordnung zur Steuerung der Lichtemission einer Leuchtdiode Expired DE2922952C2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19792922952 DE2922952C2 (de) 1979-06-06 1979-06-06 Anordnung zur Steuerung der Lichtemission einer Leuchtdiode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922952 DE2922952C2 (de) 1979-06-06 1979-06-06 Anordnung zur Steuerung der Lichtemission einer Leuchtdiode

Publications (2)

Publication Number Publication Date
DE2922952A1 true DE2922952A1 (de) 1980-12-11
DE2922952C2 DE2922952C2 (de) 1982-10-21

Family

ID=6072606

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792922952 Expired DE2922952C2 (de) 1979-06-06 1979-06-06 Anordnung zur Steuerung der Lichtemission einer Leuchtdiode

Country Status (1)

Country Link
DE (1) DE2922952C2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580196A (en) * 1985-01-04 1986-04-01 The United States Of America As Represented By The Secretary Of The Air Force Night vision compatible illumination for vehicle crewmember workspace
DE19635990A1 (de) * 1996-09-05 1998-03-12 Sel Alcatel Ag Sendeeinrichtung und Verfahren zur optischen Übertragung von elektrischen Frequenzmultiplexsignalen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3340336A1 (de) * 1983-11-08 1985-05-15 Weiler, Rudolf, 2000 Hamburg Selektives dynamisches entstoermodul

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1816354A1 (de) * 1967-12-26 1969-08-28 Int Standard Electric Corp Schaltungsanordnung fuer Anzeigefelder aus Anzeigegliedern mit Elektrolumineszenzzellen
NL7601476A (en) * 1976-02-13 1976-04-29 Philips Nv Modulator for light emitting semiconductor device - has circuit generating pulses which coincide with the transition of modulating wave
DE2543570B2 (de) * 1975-09-30 1980-01-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Modulation eines Halbleiter-Injektionslasers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1816354A1 (de) * 1967-12-26 1969-08-28 Int Standard Electric Corp Schaltungsanordnung fuer Anzeigefelder aus Anzeigegliedern mit Elektrolumineszenzzellen
DE2543570B2 (de) * 1975-09-30 1980-01-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Modulation eines Halbleiter-Injektionslasers
NL7601476A (en) * 1976-02-13 1976-04-29 Philips Nv Modulator for light emitting semiconductor device - has circuit generating pulses which coincide with the transition of modulating wave

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Deutsche Norm DIN 44300,Informations-verarbeitung,Begriffe, März 1972 *
IEEE Transactions on Electron Devices, Vol.ED-23, Nr.4, April 1976, S.438-441 *
Int.J.Electronics 1973, Vol.35, Nr.6, S.751-754 *
The Bell System Technical Journal, Jan.1975, S.53-68 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580196A (en) * 1985-01-04 1986-04-01 The United States Of America As Represented By The Secretary Of The Air Force Night vision compatible illumination for vehicle crewmember workspace
DE19635990A1 (de) * 1996-09-05 1998-03-12 Sel Alcatel Ag Sendeeinrichtung und Verfahren zur optischen Übertragung von elektrischen Frequenzmultiplexsignalen

Also Published As

Publication number Publication date
DE2922952C2 (de) 1982-10-21

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee