FR1358245A - Detectors of telegraph signals discriminating frequencies - Google Patents

Detectors of telegraph signals discriminating frequencies

Info

Publication number
FR1358245A
FR1358245A FR936923A FR936923A FR1358245A FR 1358245 A FR1358245 A FR 1358245A FR 936923 A FR936923 A FR 936923A FR 936923 A FR936923 A FR 936923A FR 1358245 A FR1358245 A FR 1358245A
Authority
FR
France
Prior art keywords
detectors
telegraph signals
frequencies
discriminating frequencies
signals discriminating
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
FR936923A
Other languages
French (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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR1358245A publication Critical patent/FR1358245A/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
    • H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
    • H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
FR936923A 1962-06-04 1963-06-04 Detectors of telegraph signals discriminating frequencies Expired FR1358245A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2145462A GB960976A (en) 1962-06-04 1962-06-04 Improvements in or relating to frequency discriminating telegraph signal detectors

Publications (1)

Publication Number Publication Date
FR1358245A true FR1358245A (en) 1964-04-10

Family

ID=10163224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR936923A Expired FR1358245A (en) 1962-06-04 1963-06-04 Detectors of telegraph signals discriminating frequencies

Country Status (3)

Country Link
DE (1) DE1262332B (en)
FR (1) FR1358245A (en)
GB (1) GB960976A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2321268C3 (en) * 1973-04-27 1983-11-17 Vereinigte Flugtechnische Werke Gmbh, 2800 Bremen Circuit arrangement for generating a synchronous clock pulse train

Also Published As

Publication number Publication date
GB960976A (en) 1964-06-17
DE1262332B (en) 1968-03-07

Similar Documents

Publication Publication Date Title
AT238265B (en) Transmission system for the transmission of pulse signals
CH417408A (en) Magnetic-electrical signal transmitter
FR1356871A (en) Improvements to signal analyzers
CH301267A (en) Receiver of telegraph signals.
FR1358245A (en) Detectors of telegraph signals discriminating frequencies
BE603601A (en) Low-frequency signal discriminator
FR1350440A (en) Signal reproduction device
AT237062B (en) Sound receiver
CH481528A (en) Detector circuit for the demodulation of FM signals
FR1337377A (en) Signal detection circuit
CH423879A (en) Signal sequence detector
FR95497E (en) Kasugamycin and methods of its preparation.
NL157428B (en) GONIOMETRIC RECEIVER FOR ACOUSTIC SIGNALS.
CH421195A (en) Device for the stereophonic reproduction of signals
CA649218A (en) Correlation of seismic signals
CH413928A (en) Device for the stereophonic reproduction of signals
FR1343233A (en) Telegraph signal receiver
FR1342503A (en) Frequency signal transmission system
CH401150A (en) Signal sequence detector
FR1316088A (en) Signal sequence detectors
FR1290500A (en) Voice frequency signal discriminator
FR1335512A (en) Difference signal detector device
AU267848B2 (en) Improvements in or relating to frequency discriminating telegraph signal. detectors
FR1361124A (en) Frequency discriminator
FR1326082A (en) Electrical signal transmitter