FR2275937A1 - Emetteur-recepteur radio - Google Patents

Emetteur-recepteur radio

Info

Publication number
FR2275937A1
FR2275937A1 FR7517127A FR7517127A FR2275937A1 FR 2275937 A1 FR2275937 A1 FR 2275937A1 FR 7517127 A FR7517127 A FR 7517127A FR 7517127 A FR7517127 A FR 7517127A FR 2275937 A1 FR2275937 A1 FR 2275937A1
Authority
FR
France
Prior art keywords
antenna
sender
receiver
radio transceiver
transceiver circuit
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.)
Withdrawn
Application number
FR7517127A
Other languages
English (en)
Inventor
Klaus Von Romatowski
Peter Rogge
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
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2275937A1 publication Critical patent/FR2275937A1/fr
Withdrawn legal-status Critical Current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
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
FR7517127A 1974-05-31 1975-06-02 Emetteur-recepteur radio Withdrawn FR2275937A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742426506 DE2426506A1 (de) 1974-05-31 1974-05-31 Funk- sende/empfangsgeraet

Publications (1)

Publication Number Publication Date
FR2275937A1 true FR2275937A1 (fr) 1976-01-16

Family

ID=5917034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517127A Withdrawn FR2275937A1 (fr) 1974-05-31 1975-06-02 Emetteur-recepteur radio

Country Status (2)

Country Link
DE (1) DE2426506A1 (fr)
FR (1) FR2275937A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055807A (en) * 1976-03-25 1977-10-25 Motorola, Inc. Antenna switch
DE2636969C2 (de) * 1976-08-17 1984-05-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt HF-Antennenschalter
JPH0626320B2 (ja) * 1986-04-09 1994-04-06 日本電気株式会社 無線送受信装置
FR2598051B1 (fr) * 1986-04-24 1988-09-09 Commissariat Energie Atomique Dispositif de commutation rapide et large bande d'une antenne d'emission-reception haute frequence
KR910005602A (ko) * 1989-08-12 1991-03-30 강진구 이동체 통신장비의 rf송수신회로
DK164336C (da) * 1990-02-19 1992-11-02 Karsten Gyde Pilested Sikringssystem til at overvaage emners, f.eks. varers, passage forbi bestemte zoner
DE4016641C1 (fr) * 1990-05-23 1991-07-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
DE4016640C2 (de) * 1990-05-23 1996-02-22 Siemens Ag Sende-Empfangs-Weiche mit PIN-Diode
DE4029788C2 (de) * 1990-09-20 1999-11-18 Aeg Mobile Communication Antennenumschalter
JP3711193B2 (ja) * 1998-01-16 2005-10-26 三菱電機株式会社 送受信切り換え回路

Also Published As

Publication number Publication date
DE2426506A1 (de) 1975-12-04

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Legal Events

Date Code Title Description
ST Notification of lapse