FR932631A - Système de signalisation par onde porteuse à haute fréquence modulée - Google Patents

Système de signalisation par onde porteuse à haute fréquence modulée

Info

Publication number
FR932631A
FR932631A FR932631DA FR932631A FR 932631 A FR932631 A FR 932631A FR 932631D A FR932631D A FR 932631DA FR 932631 A FR932631 A FR 932631A
Authority
FR
France
Prior art keywords
high frequency
carrier wave
frequency modulated
modulated carrier
signaling system
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)
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.)
Pye Electronic Products Ltd
Original Assignee
Pye Ltd
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 Pye Ltd filed Critical Pye Ltd
Application granted granted Critical
Publication of FR932631A publication Critical patent/FR932631A/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
    • H04B1/54—Circuits using the same frequency for two directions of communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR932631D 1941-08-20 1946-08-23 Système de signalisation par onde porteuse à haute fréquence modulée Expired FR932631A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB932631X 1941-08-20

Publications (1)

Publication Number Publication Date
FR932631A true FR932631A (fr) 1948-03-26

Family

ID=10747104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR932631D Expired FR932631A (fr) 1941-08-20 1946-08-23 Système de signalisation par onde porteuse à haute fréquence modulée

Country Status (1)

Country Link
FR (1) FR932631A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051344B (de) * 1956-07-10 1959-02-26 Standard Elektrik Lorenz Ag Funkgeraet fuer bedingtes Gegensprechen
EP0089649A3 (en) * 1982-03-18 1986-04-16 Nec Corporation Radio transmitter/receiver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051344B (de) * 1956-07-10 1959-02-26 Standard Elektrik Lorenz Ag Funkgeraet fuer bedingtes Gegensprechen
EP0089649A3 (en) * 1982-03-18 1986-04-16 Nec Corporation Radio transmitter/receiver

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