CH617051A5 - - Google Patents

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Publication number
CH617051A5
CH617051A5 CH843276A CH843276A CH617051A5 CH 617051 A5 CH617051 A5 CH 617051A5 CH 843276 A CH843276 A CH 843276A CH 843276 A CH843276 A CH 843276A CH 617051 A5 CH617051 A5 CH 617051A5
Authority
CH
Switzerland
Prior art keywords
line code
pcm
clock
signal
bit
Prior art date
Application number
CH843276A
Other languages
German (de)
English (en)
Inventor
John Anthony Weeks Butcher
Edward Harry Lambourn
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH617051A5 publication Critical patent/CH617051A5/de

Links

Classifications

    • 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
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
CH843276A 1975-07-03 1976-07-01 CH617051A5 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28022/75A GB1512086A (en) 1975-07-03 1975-07-03 Pcm transmission system

Publications (1)

Publication Number Publication Date
CH617051A5 true CH617051A5 (fi) 1980-04-30

Family

ID=10269017

Family Applications (1)

Application Number Title Priority Date Filing Date
CH843276A CH617051A5 (fi) 1975-07-03 1976-07-01

Country Status (5)

Country Link
US (1) US4088831A (fi)
CA (1) CA1061413A (fi)
CH (1) CH617051A5 (fi)
ES (1) ES449518A1 (fi)
GB (1) GB1512086A (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229823A (en) * 1979-06-11 1980-10-21 Bell Telephone Laboratories, Incorporated Digital clock phase recovery circuits for data receiver
US4253185A (en) * 1979-07-13 1981-02-24 Bell Telephone Laboratories, Incorporated Method of transmitting binary information using 3 signals per time slot
DE3044620A1 (de) * 1980-11-27 1982-07-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitales nachrichtenuebertragungssystem
US4627075A (en) * 1983-10-19 1986-12-02 Vega Precision Laboratories, Inc. Method of identifying possible valid data pulses in a position coded pulse train
US4856029A (en) * 1988-10-11 1989-08-08 Eastman Kodak Company Technique for processing a digital signal having zero overhead sync
GB0417615D0 (en) * 2004-08-07 2004-09-08 Elonics Ltd Method and apparatus for data communication within a physical link layer of a communication system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3020483A (en) * 1958-03-03 1962-02-06 Hughes Aircraft Co Signal recognition circuit using pulse position modulation and pulse width discrimination
NL294752A (fi) * 1962-07-02
US3629728A (en) * 1964-03-31 1971-12-21 Martin Marietta Corp A pulse selection system using pulse position to pulse amplitude conversion
US3500247A (en) * 1968-01-08 1970-03-10 Communications Satellite Corp Non-linear pulse code modulation with threshold selected sampling
US3646451A (en) * 1970-08-07 1972-02-29 Bell Telephone Labor Inc Timing extraction circuit using a recirculating delay generator
US3729678A (en) * 1971-07-20 1973-04-24 Philips Corp Pcm system including a pulse pattern analyzer
US3755748A (en) * 1972-03-06 1973-08-28 Motorola Inc Digital phase shifter/synchronizer and method of shifting

Also Published As

Publication number Publication date
GB1512086A (en) 1978-05-24
US4088831A (en) 1978-05-09
CA1061413A (en) 1979-08-28
ES449518A1 (es) 1977-08-01

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Legal Events

Date Code Title Description
PL Patent ceased