BE852534A - Perfectionnements relatifs aux emetteurs-recepteurs - Google Patents

Perfectionnements relatifs aux emetteurs-recepteurs

Info

Publication number
BE852534A
BE852534A BE175842A BE175842A BE852534A BE 852534 A BE852534 A BE 852534A BE 175842 A BE175842 A BE 175842A BE 175842 A BE175842 A BE 175842A BE 852534 A BE852534 A BE 852534A
Authority
BE
Belgium
Prior art keywords
transmitters
improvements relating
relating
Prior art date
Application number
BE175842A
Other languages
English (en)
Original Assignee
Plessey Handel Und Invest A G
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 Plessey Handel Und Invest A G filed Critical Plessey Handel Und Invest A G
Publication of BE852534A publication Critical patent/BE852534A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
BE175842A 1976-03-16 1977-03-16 Perfectionnements relatifs aux emetteurs-recepteurs BE852534A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10360/76A GB1577514A (en) 1976-03-16 1976-03-16 Transmitter/receivers

Publications (1)

Publication Number Publication Date
BE852534A true BE852534A (fr) 1977-07-18

Family

ID=9966416

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175842A BE852534A (fr) 1976-03-16 1977-03-16 Perfectionnements relatifs aux emetteurs-recepteurs

Country Status (3)

Country Link
BE (1) BE852534A (fr)
GB (1) GB1577514A (fr)
ZA (1) ZA771465B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064271B (en) * 1979-07-06 1983-09-28 Plessey Co Ltd Transceivers
WO2003026158A1 (fr) * 2001-09-14 2003-03-27 Roke Manor Research Limited Emetteur-recepteur fm duplex a frequence unique a demodulateur numerique ssb
GB0122196D0 (en) * 2001-09-14 2001-10-31 Roke Manor Research Improvements to the n-plex transceiver

Also Published As

Publication number Publication date
ZA771465B (en) 1978-01-25
GB1577514A (en) 1980-10-22

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: PLESSEY OVERSEAS LTD

Effective date: 19890331