BE768663A - MODULATOR FOR MANIPULATION BY VARIATION OF FREQUENCY - Google Patents

MODULATOR FOR MANIPULATION BY VARIATION OF FREQUENCY

Info

Publication number
BE768663A
BE768663A BE768663A BE768663A BE768663A BE 768663 A BE768663 A BE 768663A BE 768663 A BE768663 A BE 768663A BE 768663 A BE768663 A BE 768663A BE 768663 A BE768663 A BE 768663A
Authority
BE
Belgium
Prior art keywords
modulator
manipulation
variation
frequency
Prior art date
Application number
BE768663A
Other languages
French (fr)
Original Assignee
British Railways Board
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 British Railways Board filed Critical British Railways Board
Publication of BE768663A publication Critical patent/BE768663A/en

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
    • H04L27/12—Modulator circuits; Transmitter circuits
    • H04L27/122—Modulator circuits; Transmitter circuits using digital generation of carrier signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
BE768663A 1970-06-17 1971-06-17 MODULATOR FOR MANIPULATION BY VARIATION OF FREQUENCY BE768663A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2945370 1970-06-17

Publications (1)

Publication Number Publication Date
BE768663A true BE768663A (en) 1971-11-03

Family

ID=10291800

Family Applications (1)

Application Number Title Priority Date Filing Date
BE768663A BE768663A (en) 1970-06-17 1971-06-17 MODULATOR FOR MANIPULATION BY VARIATION OF FREQUENCY

Country Status (4)

Country Link
BE (1) BE768663A (en)
FR (1) FR2095318A1 (en)
NL (1) NL7108325A (en)
ZA (1) ZA713740B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2601533B1 (en) * 1986-07-10 1988-10-21 Telemecanique Electrique HIGH FREQUENCY SIGNAL TRANSCEIVER DEVICE COUPLABLE TO A TRANSMISSION NETWORK

Also Published As

Publication number Publication date
NL7108325A (en) 1971-12-21
FR2095318A1 (en) 1972-02-11
ZA713740B (en) 1972-01-26

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