DE3414450C2 - Optischer Sender - Google Patents

Optischer Sender

Info

Publication number
DE3414450C2
DE3414450C2 DE3414450A DE3414450A DE3414450C2 DE 3414450 C2 DE3414450 C2 DE 3414450C2 DE 3414450 A DE3414450 A DE 3414450A DE 3414450 A DE3414450 A DE 3414450A DE 3414450 C2 DE3414450 C2 DE 3414450C2
Authority
DE
Germany
Prior art keywords
resistor
light
emitting diode
effect transistor
field effect
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 - Fee Related
Application number
DE3414450A
Other languages
German (de)
English (en)
Other versions
DE3414450A1 (de
Inventor
Ernst Hugo Nordholt
Jong Leendert Pieter De
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Electronics NV filed Critical Philips Electronics NV
Publication of DE3414450A1 publication Critical patent/DE3414450A1/de
Application granted granted Critical
Publication of DE3414450C2 publication Critical patent/DE3414450C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • 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
    • H04B10/564—Power control
    • 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
    • H04B10/58—Compensation for non-linear transmitter output

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Led Devices (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
  • Amplifiers (AREA)
DE3414450A 1983-04-27 1984-04-17 Optischer Sender Expired - Fee Related DE3414450C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8301484A NL8301484A (nl) 1983-04-27 1983-04-27 Optische zender.

Publications (2)

Publication Number Publication Date
DE3414450A1 DE3414450A1 (de) 1984-10-31
DE3414450C2 true DE3414450C2 (de) 1995-11-30

Family

ID=19841768

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3414450A Expired - Fee Related DE3414450C2 (de) 1983-04-27 1984-04-17 Optischer Sender

Country Status (8)

Country Link
US (1) US4580294A (enExample)
JP (1) JPS59207755A (enExample)
AT (1) AT392711B (enExample)
CH (1) CH663869A5 (enExample)
DE (1) DE3414450C2 (enExample)
FR (1) FR2549612B1 (enExample)
GB (1) GB2140237B (enExample)
NL (1) NL8301484A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0184673B1 (en) * 1984-11-07 1993-02-24 Sumitomo Electric Industries Limited Optical transmitter with driving circuit
US4717913A (en) * 1985-08-29 1988-01-05 Johnson Service Company Data telemetry system using diffused infrared light
DE4001898C2 (de) * 1989-01-20 1997-12-11 Mitsubishi Electric Corp Optische Sendevorrichtung
US5012162A (en) * 1990-04-13 1991-04-30 Unisys Corporation Light emitting diode transmitter circuit with temperature compensation
DE9017019U1 (de) * 1990-12-17 1991-03-07 Siemens AG, 8000 München Endstufenschaltung für eine Infrarot-Sende-Diode
US5115440A (en) * 1991-01-03 1992-05-19 Synchronous Communications, Inc. Delay distortion compensating circuit for optical transmission system
DE4120029A1 (de) * 1991-06-18 1992-12-24 Kolbe & Co Hans Schaltung zur verringerung von intermodulation beim einsatz von halbleiterlasern fuer die optische nachrichtenuebertragungstechnik
JP4438599B2 (ja) * 2004-10-26 2010-03-24 住友電気工業株式会社 光送信器
JP2020148706A (ja) * 2019-03-15 2020-09-17 オムロン株式会社 投光装置およびこれを備えたｔｏｆセンサ、距離画像生成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898583A (en) * 1972-03-29 1975-08-05 Xerox Corp Laser stabilization technique
US4032802A (en) * 1976-02-09 1977-06-28 Harris Corporation Reduction of intermodulation
GB1565764A (en) * 1978-02-02 1980-04-23 Standard Telephones Cables Ltd Optical fibre digital transmission systems
GB2025121B (en) * 1978-07-06 1982-05-19 Post Office Stabilisation of injection lasers
JPS5521129A (en) * 1978-08-02 1980-02-15 Nippon Telegr & Teleph Corp <Ntt> Light modulator
FR2476945A1 (fr) * 1980-02-22 1981-08-28 Lignes Telegraph Telephon Dispositif de regulation automatique de puissance de sortie d'un module emetteur pour systeme de transmission sur fibre optique
US4403139A (en) * 1981-04-20 1983-09-06 Bell Telephone Laboratories, Incorporated Redundant light source circuit
JPS5883445A (ja) * 1981-11-12 1983-05-19 Nec Corp 歪補償回路

Also Published As

Publication number Publication date
GB2140237A (en) 1984-11-21
DE3414450A1 (de) 1984-10-31
GB2140237B (en) 1986-06-18
AT392711B (de) 1991-05-27
FR2549612A1 (fr) 1985-01-25
JPS59207755A (ja) 1984-11-24
NL8301484A (nl) 1984-11-16
ATA135884A (de) 1990-10-15
CH663869A5 (de) 1988-01-15
GB8410454D0 (en) 1984-05-31
FR2549612B1 (fr) 1987-07-31
US4580294A (en) 1986-04-01
JPH0473656B2 (enExample) 1992-11-24

Similar Documents

Publication Publication Date Title
DE2845816C2 (de) Schaltung zur Kontrasterhöhung eines Videosignales
DE2252181C3 (de) Videoverstärker für ein Farbfernsehbildüberwachungsgerät
DE3003322A1 (de) Anordnung zur selbsttaetigen regelung der vorspannung einer bildroehre
DE3440705C2 (enExample)
AT391767B (de) Schaltung zum abtasten eines eingangssignals
DE3420068C2 (enExample)
DE3414450C2 (de) Optischer Sender
DE2601191A1 (de) Elektronisch programmierbarer funktionsgenerator
DE1913641A1 (de) Schaltmodulator
DE2720374A1 (de) Verstaerker mit automatischer verstaerkungsregelung
DE863076C (de) Entzerrungsverstaerkerschaltung zur Verwendung in einem Fernsehsystem
DE3620990A1 (de) Verfahren und schaltungsanordnung zur nichtlinearen uebertragung eines videosignals
DE2539586A1 (de) Wechselspannungs-gleichspannungs- wandlersystem
DE4203092A1 (de) Verfahren zur kontrastkorrektur
DE2438771C3 (de) Schaltungsanordnung zum Integrieren einer Eingangsspannung
DE69421956T2 (de) Spannung-Strom-Wandlerschaltung
DE3341667C2 (enExample)
DE3043944A1 (de) Stromrueckkopplungs-vorverstaerker
DE1955637A1 (de) Automatische Gammakorrektur
DE3235073C2 (de) Anordnung zur Pegelhaltung bei der Versteilerung von Videosignalen
DE69121293T2 (de) Kaskodierter Videoverstärker mit gegenphasigen Ausgangssignalen
DE1960699B2 (de) Vorrichtung zur polaritaetsumschaltung von signalen einer signalquelle
DE912701C (de) Nichtlineare elektrische Schaltung
EP0239014A2 (de) Verfahren und Schaltungsanordnungen zur Regelung des Arbeitspunktes von Videoendstufen
DE3339194A1 (de) Signalabtastschaltung mit verrringertem offsetfehler und pegelverschiebungsschaltung fuer ein automatisches bildroehrenvorspannungs-abtastsystem

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: KOCH, I., DIPL.-ING. DR.-ING., PAT.-ASS., 2000 HAM

8127 New person/name/address of the applicant

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee