FR1347560A - émetteur-récepteur radioélectrique mobile à mains libres - Google Patents

émetteur-récepteur radioélectrique mobile à mains libres

Info

Publication number
FR1347560A
FR1347560A FR925169A FR925169A FR1347560A FR 1347560 A FR1347560 A FR 1347560A FR 925169 A FR925169 A FR 925169A FR 925169 A FR925169 A FR 925169A FR 1347560 A FR1347560 A FR 1347560A
Authority
FR
France
Prior art keywords
hands
mobile radio
radio transceiver
free mobile
free
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
FR925169A
Other languages
English (en)
Inventor
Armand Joseph Franchi
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 Standard Electric Corp
Original Assignee
International Standard Electric 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
Priority claimed from US174752A external-priority patent/US3169221A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR925169A priority Critical patent/FR1347560A/fr
Application granted granted Critical
Publication of FR1347560A publication Critical patent/FR1347560A/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
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR925169A 1962-02-21 1963-02-18 émetteur-récepteur radioélectrique mobile à mains libres Expired FR1347560A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR925169A FR1347560A (fr) 1962-02-21 1963-02-18 émetteur-récepteur radioélectrique mobile à mains libres

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US174752A US3169221A (en) 1962-02-21 1962-02-21 Audio actuated switch for transceiver transmitter
FR925169A FR1347560A (fr) 1962-02-21 1963-02-18 émetteur-récepteur radioélectrique mobile à mains libres

Publications (1)

Publication Number Publication Date
FR1347560A true FR1347560A (fr) 1963-12-27

Family

ID=26199875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR925169A Expired FR1347560A (fr) 1962-02-21 1963-02-18 émetteur-récepteur radioélectrique mobile à mains libres

Country Status (1)

Country Link
FR (1) FR1347560A (fr)

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