FR2278211A1 - Poste emetteur-recepteur radio a plusieurs canaux radiofrequence pour la transmission sous forme numerique de la parole - Google Patents

Poste emetteur-recepteur radio a plusieurs canaux radiofrequence pour la transmission sous forme numerique de la parole

Info

Publication number
FR2278211A1
FR2278211A1 FR7521685A FR7521685A FR2278211A1 FR 2278211 A1 FR2278211 A1 FR 2278211A1 FR 7521685 A FR7521685 A FR 7521685A FR 7521685 A FR7521685 A FR 7521685A FR 2278211 A1 FR2278211 A1 FR 2278211A1
Authority
FR
France
Prior art keywords
speech
radio transmitter
digital transmission
receiver station
multiple radiofrequency
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.)
Granted
Application number
FR7521685A
Other languages
English (en)
French (fr)
Other versions
FR2278211B1 (enrdf_load_stackoverflow
Inventor
Wolfgang Smitka
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 FR2278211A1 publication Critical patent/FR2278211A1/fr
Application granted granted Critical
Publication of FR2278211B1 publication Critical patent/FR2278211B1/fr
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR7521685A 1974-07-10 1975-07-10 Poste emetteur-recepteur radio a plusieurs canaux radiofrequence pour la transmission sous forme numerique de la parole Granted FR2278211A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2433163A DE2433163C2 (de) 1974-07-10 1974-07-10 Funksendeempfangsgerät für digitale Sprachübertragung mit Deltamodulation mit mehr als einem Hochfrequenzkanal

Publications (2)

Publication Number Publication Date
FR2278211A1 true FR2278211A1 (fr) 1976-02-06
FR2278211B1 FR2278211B1 (enrdf_load_stackoverflow) 1978-09-22

Family

ID=5920197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521685A Granted FR2278211A1 (fr) 1974-07-10 1975-07-10 Poste emetteur-recepteur radio a plusieurs canaux radiofrequence pour la transmission sous forme numerique de la parole

Country Status (7)

Country Link
CH (1) CH586977A5 (enrdf_load_stackoverflow)
DE (1) DE2433163C2 (enrdf_load_stackoverflow)
ES (1) ES439288A1 (enrdf_load_stackoverflow)
FR (1) FR2278211A1 (enrdf_load_stackoverflow)
GB (1) GB1476578A (enrdf_load_stackoverflow)
NL (1) NL7508145A (enrdf_load_stackoverflow)
SE (1) SE398587B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2083977B (en) * 1980-08-26 1984-08-22 Standard Telephones Cables Ltd Single channel duplex radio system
US4501017A (en) * 1983-01-31 1985-02-19 Motorola, Inc. Switch controller for obtaining a plurality of functions from a single switch in a two-way transceiver and method therefor

Also Published As

Publication number Publication date
SE7507850L (sv) 1976-01-12
CH586977A5 (enrdf_load_stackoverflow) 1977-04-15
GB1476578A (en) 1977-06-16
DE2433163B1 (de) 1975-05-28
SE398587B (sv) 1977-12-27
DE2433163C2 (de) 1976-01-08
NL7508145A (nl) 1976-01-13
ES439288A1 (es) 1977-02-16
FR2278211B1 (enrdf_load_stackoverflow) 1978-09-22

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse