FR81225E - - Google Patents

Info

Publication number
FR81225E
FR81225E FR81225DA FR81225E FR 81225 E FR81225 E FR 81225E FR 81225D A FR81225D A FR 81225DA FR 81225 E FR81225 E FR 81225E
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
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.)
Publication date
Application granted granted Critical
Publication of FR81225E publication Critical patent/FR81225E/fr
Expired legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/08—Demodulation of amplitude-modulated oscillations by means of non-linear two-pole elements
    • H03D1/10—Demodulation of amplitude-modulated oscillations by means of non-linear two-pole elements of diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0617—Systems characterised by the synchronising information used the synchronising signal being characterised by the frequency or phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FR81225D 1961-02-27 Expired FR81225E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92077A US3144514A (en) 1961-02-27 1961-02-27 Recurring signalling condition detector

Publications (1)

Publication Number Publication Date
FR81225E true FR81225E (fr) 1963-12-06

Family

ID=22231370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR81225D Expired FR81225E (fr) 1961-02-27

Country Status (7)

Country Link
US (1) US3144514A (fr)
BE (1) BE614428A (fr)
CH (1) CH407218A (fr)
DE (1) DE1225718B (fr)
FR (1) FR81225E (fr)
GB (1) GB957690A (fr)
NL (1) NL275325A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1117292A (en) * 1966-02-02 1968-06-19 Standard Telephones Cables Ltd Supervisory apparatus for telecommunication systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT500026A (fr) * 1950-05-17
BE551611A (fr) * 1955-12-28
NL239229A (fr) * 1958-05-21
US2957943A (en) * 1958-06-09 1960-10-25 Bell Telephone Labor Inc Pulse code device

Also Published As

Publication number Publication date
GB957690A (en) 1964-05-13
US3144514A (en) 1964-08-11
DE1225718B (de) 1966-09-29
CH407218A (de) 1966-02-15
BE614428A (fr) 1962-08-27
NL275325A (fr)

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