NL8301484A - Optische zender. - Google Patents

Optische zender. Download PDF

Info

Publication number
NL8301484A
NL8301484A NL8301484A NL8301484A NL8301484A NL 8301484 A NL8301484 A NL 8301484A NL 8301484 A NL8301484 A NL 8301484A NL 8301484 A NL8301484 A NL 8301484A NL 8301484 A NL8301484 A NL 8301484A
Authority
NL
Netherlands
Prior art keywords
light
emitting diode
current
voltage
resistor
Prior art date
Application number
NL8301484A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL8301484A priority Critical patent/NL8301484A/nl
Priority to US06/600,270 priority patent/US4580294A/en
Priority to DE3414450A priority patent/DE3414450C2/de
Priority to AT1358/84A priority patent/AT392711B/de
Priority to GB08410454A priority patent/GB2140237B/en
Priority to JP59081249A priority patent/JPS59207755A/ja
Priority to CH2012/84A priority patent/CH663869A5/de
Priority to FR8406676A priority patent/FR2549612B1/fr
Publication of NL8301484A publication Critical patent/NL8301484A/nl

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)
NL8301484A 1983-04-27 1983-04-27 Optische zender. NL8301484A (nl)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL8301484A NL8301484A (nl) 1983-04-27 1983-04-27 Optische zender.
US06/600,270 US4580294A (en) 1983-04-27 1984-04-13 Optical transmitter
DE3414450A DE3414450C2 (de) 1983-04-27 1984-04-17 Optischer Sender
AT1358/84A AT392711B (de) 1983-04-27 1984-04-24 Optischer sender
GB08410454A GB2140237B (en) 1983-04-27 1984-04-24 Optical transmitter
JP59081249A JPS59207755A (ja) 1983-04-27 1984-04-24 光送信機
CH2012/84A CH663869A5 (de) 1983-04-27 1984-04-24 Sender fuer intensitaetsmodulierte optische signale.
FR8406676A FR2549612B1 (fr) 1983-04-27 1984-04-27 Emetteur optique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8301484 1983-04-27
NL8301484A NL8301484A (nl) 1983-04-27 1983-04-27 Optische zender.

Publications (1)

Publication Number Publication Date
NL8301484A true NL8301484A (nl) 1984-11-16

Family

ID=19841768

Family Applications (1)

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

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
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
DE3414450C2 (de) 1995-11-30
JPH0473656B2 (enExample) 1992-11-24

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed