FR1228174A - émetteur-récepteur portatif à transistors - Google Patents

émetteur-récepteur portatif à transistors

Info

Publication number
FR1228174A
FR1228174A FR788389A FR788389A FR1228174A FR 1228174 A FR1228174 A FR 1228174A FR 788389 A FR788389 A FR 788389A FR 788389 A FR788389 A FR 788389A FR 1228174 A FR1228174 A FR 1228174A
Authority
FR
France
Prior art keywords
transceiver
transistor
portable
portable transistor
transistor transceiver
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
FR788389A
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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Priority to FR788389A priority Critical patent/FR1228174A/fr
Priority to DEC20916A priority patent/DE1116750B/de
Application granted granted Critical
Publication of FR1228174A publication Critical patent/FR1228174A/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
    • H04B1/3827—Portable transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
FR788389A 1959-03-04 1959-03-04 émetteur-récepteur portatif à transistors Expired FR1228174A (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR788389A FR1228174A (fr) 1959-03-04 1959-03-04 émetteur-récepteur portatif à transistors
DEC20916A DE1116750B (de) 1959-03-04 1960-03-02 Verfahren und Sendeempfangsgeraet zur UEbertragung von Radiowellen in Bergwerken

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR788389A FR1228174A (fr) 1959-03-04 1959-03-04 émetteur-récepteur portatif à transistors

Publications (1)

Publication Number Publication Date
FR1228174A true FR1228174A (fr) 1960-08-26

Family

ID=8712037

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788389A Expired FR1228174A (fr) 1959-03-04 1959-03-04 émetteur-récepteur portatif à transistors

Country Status (2)

Country Link
DE (1) DE1116750B (fr)
FR (1) FR1228174A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132300A (en) * 1960-08-26 1964-05-05 Charbonnages De France Portable transistorized transceiver apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191024B (de) * 1962-11-16 1965-04-15 Charbonnages De France Fernsteuereinrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132300A (en) * 1960-08-26 1964-05-05 Charbonnages De France Portable transistorized transceiver apparatus

Also Published As

Publication number Publication date
DE1116750B (de) 1961-11-09

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