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FR1158969A - Improvements to telegraph or remote control receivers using frequency shifting - Google Patents

Improvements to telegraph or remote control receivers using frequency shifting

Info

Publication number
FR1158969A
FR1158969A FR1158969DA FR1158969A FR 1158969 A FR1158969 A FR 1158969A FR 1158969D A FR1158969D A FR 1158969DA FR 1158969 A FR1158969 A FR 1158969A
Authority
FR
France
Prior art keywords
telegraph
remote control
frequency shifting
control receivers
receivers
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
Other languages
French (fr)
Inventor
Charles Beucher
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 filed Critical
Application granted granted Critical
Publication of FR1158969A publication Critical patent/FR1158969A/en
Expired 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
    • H04L27/148—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using filters, including PLL-type filters

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR1158969D 1956-10-04 1956-10-04 Improvements to telegraph or remote control receivers using frequency shifting Expired FR1158969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1158969T 1956-10-04

Publications (1)

Publication Number Publication Date
FR1158969A true FR1158969A (en) 1958-06-20

Family

ID=9651341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1158969D Expired FR1158969A (en) 1956-10-04 1956-10-04 Improvements to telegraph or remote control receivers using frequency shifting

Country Status (1)

Country Link
FR (1) FR1158969A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092474A1 (en) * 1982-04-16 1983-10-26 ETAT FRANCAIS représenté par le Ministre des PTT (Centre National d'Etudes des Télécommunications) Demodulation filter for a binary frequency-modulated signal
EP0097981A1 (en) * 1982-06-09 1984-01-11 Koninklijke Philips Electronics N.V. Transmission system for the transmission of binary data symbols

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092474A1 (en) * 1982-04-16 1983-10-26 ETAT FRANCAIS représenté par le Ministre des PTT (Centre National d'Etudes des Télécommunications) Demodulation filter for a binary frequency-modulated signal
US4543547A (en) * 1982-04-16 1985-09-24 L'etat Francais Demodulation filter for a signal modulated in binary frequency manner
EP0097981A1 (en) * 1982-06-09 1984-01-11 Koninklijke Philips Electronics N.V. Transmission system for the transmission of binary data symbols

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