FR2028815A1 - - Google Patents

Info

Publication number
FR2028815A1
FR2028815A1 FR7002096A FR7002096A FR2028815A1 FR 2028815 A1 FR2028815 A1 FR 2028815A1 FR 7002096 A FR7002096 A FR 7002096A FR 7002096 A FR7002096 A FR 7002096A FR 2028815 A1 FR2028815 A1 FR 2028815A1
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.)
Withdrawn
Application number
FR7002096A
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.)
English Electric Co Ltd
Original Assignee
English Electric 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 English Electric Co Ltd filed Critical English Electric Co Ltd
Publication of FR2028815A1 publication Critical patent/FR2028815A1/fr
Withdrawn legal-status Critical Current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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Electrotherapy Devices (AREA)
FR7002096A 1969-01-21 1970-01-21 Withdrawn FR2028815A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB336969A GB1236554A (en) 1969-01-21 1969-01-21 Receiver for plural frequency signalling system

Publications (1)

Publication Number Publication Date
FR2028815A1 true FR2028815A1 (fr) 1970-10-16

Family

ID=9757025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7002096A Withdrawn FR2028815A1 (fr) 1969-01-21 1970-01-21

Country Status (5)

Country Link
CA (1) CA925987A (fr)
CH (1) CH514901A (fr)
DE (1) DE2002564C3 (fr)
FR (1) FR2028815A1 (fr)
GB (1) GB1236554A (fr)

Also Published As

Publication number Publication date
DE2002564C3 (de) 1978-12-07
GB1236554A (en) 1971-06-23
CH514901A (fr) 1971-10-31
DE2002564B2 (de) 1978-04-13
DE2002564A1 (de) 1970-07-30
CA925987A (en) 1973-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse