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FR1073376A - émetteur-récepteur accordable sur plusieurs canaux de communication - Google Patents

émetteur-récepteur accordable sur plusieurs canaux de communication

Info

Publication number
FR1073376A
FR1073376A FR1073376DA FR1073376A FR 1073376 A FR1073376 A FR 1073376A FR 1073376D A FR1073376D A FR 1073376DA FR 1073376 A FR1073376 A FR 1073376A
Authority
FR
France
Prior art keywords
communication channels
several communication
tunable
transceiver
transceiver tunable
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
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1073376A publication Critical patent/FR1073376A/fr
Expired legal-status Critical Current

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
    • H04B1/44—Transmit/receive switching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
FR1073376D 1951-09-27 1952-09-25 émetteur-récepteur accordable sur plusieurs canaux de communication Expired FR1073376A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL306802X 1951-09-27

Publications (1)

Publication Number Publication Date
FR1073376A true FR1073376A (fr) 1954-09-24

Family

ID=19783512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1073376D Expired FR1073376A (fr) 1951-09-27 1952-09-25 émetteur-récepteur accordable sur plusieurs canaux de communication

Country Status (3)

Country Link
CH (1) CH306802A (de)
FR (1) FR1073376A (de)
GB (1) GB704598A (de)

Also Published As

Publication number Publication date
CH306802A (de) 1955-04-30
GB704598A (en) 1954-02-24

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