FR1487054A - Multi-channel laser communication system - Google Patents

Multi-channel laser communication system

Info

Publication number
FR1487054A
FR1487054A FR7948A FR06007948A FR1487054A FR 1487054 A FR1487054 A FR 1487054A FR 7948 A FR7948 A FR 7948A FR 06007948 A FR06007948 A FR 06007948A FR 1487054 A FR1487054 A FR 1487054A
Authority
FR
France
Prior art keywords
communication system
laser communication
channel laser
channel
laser
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
Application number
FR7948A
Other languages
French (fr)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1487054A publication Critical patent/FR1487054A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • 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
    • H04B10/503—Laser transmitters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
FR7948A 1965-07-29 1966-07-07 Multi-channel laser communication system Expired FR1487054A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47564665A 1965-07-29 1965-07-29

Publications (1)

Publication Number Publication Date
FR1487054A true FR1487054A (en) 1967-06-30

Family

ID=1585623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7948A Expired FR1487054A (en) 1965-07-29 1966-07-07 Multi-channel laser communication system

Country Status (1)

Country Link
FR (1) FR1487054A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028751A1 (en) * 1979-11-09 1981-05-20 Felten & Guilleaume Fernmeldeanlagen GmbH Arrangement for transmitting information in light conductors
EP0287378A1 (en) * 1987-04-15 1988-10-19 BRITISH TELECOMMUNICATIONS public limited company Transmitter and transceiver for a coherent optical system
EP0228888A3 (en) * 1985-12-23 1988-11-23 Polaroid Corporation Optical communications system employing coherent detection and method
EP0401126A1 (en) * 1989-06-02 1990-12-05 France Telecom Self-heterodyning optical signal transmission method and transmission system with switching matrix implementing the method
US5235452A (en) * 1989-06-02 1993-08-10 Minister Of The Post Telecommunications And Space (Centre National D'etudes Des Telecommunications) Process and switching matrix apparatus for optical transmission of signals by self-heterodyning

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028751A1 (en) * 1979-11-09 1981-05-20 Felten & Guilleaume Fernmeldeanlagen GmbH Arrangement for transmitting information in light conductors
EP0228888A3 (en) * 1985-12-23 1988-11-23 Polaroid Corporation Optical communications system employing coherent detection and method
EP0287378A1 (en) * 1987-04-15 1988-10-19 BRITISH TELECOMMUNICATIONS public limited company Transmitter and transceiver for a coherent optical system
WO1988008231A1 (en) * 1987-04-15 1988-10-20 British Telecommunications Public Limited Company Transmitter and transceiver for a coherent optical system
AU598126B2 (en) * 1987-04-15 1990-06-14 British Telecommunications Public Limited Company Transmitter and transceiver for a coherent optical system
US5084779A (en) * 1987-04-15 1992-01-28 British Telecommunications Public Limited Company Transmitter and transceiver for a coherent optical system
EP0401126A1 (en) * 1989-06-02 1990-12-05 France Telecom Self-heterodyning optical signal transmission method and transmission system with switching matrix implementing the method
FR2647987A1 (en) * 1989-06-02 1990-12-07 France Etat METHOD FOR OPTICALLY TRANSMITTING SIGNALS BY SELF-HETERODYNAGE AND TRANSMISSION SYSTEM WITH SWITCHING ARRAY USING SUCH A METHOD
US5235452A (en) * 1989-06-02 1993-08-10 Minister Of The Post Telecommunications And Space (Centre National D'etudes Des Telecommunications) Process and switching matrix apparatus for optical transmission of signals by self-heterodyning

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