FR2351547B1 - - Google Patents

Info

Publication number
FR2351547B1
FR2351547B1 FR7614160A FR7614160A FR2351547B1 FR 2351547 B1 FR2351547 B1 FR 2351547B1 FR 7614160 A FR7614160 A FR 7614160A FR 7614160 A FR7614160 A FR 7614160A FR 2351547 B1 FR2351547 B1 FR 2351547B1
Authority
FR
France
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
FR7614160A
Other languages
French (fr)
Other versions
FR2351547A1 (fr
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7614160A priority Critical patent/FR2351547A1/fr
Priority to DE19772721283 priority patent/DE2721283C2/de
Publication of FR2351547A1 publication Critical patent/FR2351547A1/fr
Application granted granted Critical
Publication of FR2351547B1 publication Critical patent/FR2351547B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
    • H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR7614160A 1976-05-11 1976-05-11 Systeme de transmission radioelectriques d'informations numeriques utilisant des ondes de tres faible longueur Granted FR2351547A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7614160A FR2351547A1 (fr) 1976-05-11 1976-05-11 Systeme de transmission radioelectriques d'informations numeriques utilisant des ondes de tres faible longueur
DE19772721283 DE2721283C2 (de) 1976-05-11 1977-05-11 Drahtloses digitales Informationsübertragungssystem für sehr kurze Wellen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7614160A FR2351547A1 (fr) 1976-05-11 1976-05-11 Systeme de transmission radioelectriques d'informations numeriques utilisant des ondes de tres faible longueur

Publications (2)

Publication Number Publication Date
FR2351547A1 FR2351547A1 (fr) 1977-12-09
FR2351547B1 true FR2351547B1 (enExample) 1981-01-23

Family

ID=9172976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7614160A Granted FR2351547A1 (fr) 1976-05-11 1976-05-11 Systeme de transmission radioelectriques d'informations numeriques utilisant des ondes de tres faible longueur

Country Status (2)

Country Link
DE (1) DE2721283C2 (enExample)
FR (1) FR2351547A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460050A1 (fr) * 1979-06-22 1981-01-16 Thomson Csf Systeme de transmission hyperfrequence de donnees numeriques
FR2477811B1 (fr) * 1980-03-05 1986-01-17 Thomson Csf Dispositif emetteur et dispositif recepteur pour la transmission de signaux numeriques

Also Published As

Publication number Publication date
DE2721283C2 (de) 1983-11-17
FR2351547A1 (fr) 1977-12-09
DE2721283A1 (de) 1977-11-24

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse