GB1489286A - Digital data transmission - Google Patents

Digital data transmission

Info

Publication number
GB1489286A
GB1489286A GB16917/75A GB1691775A GB1489286A GB 1489286 A GB1489286 A GB 1489286A GB 16917/75 A GB16917/75 A GB 16917/75A GB 1691775 A GB1691775 A GB 1691775A GB 1489286 A GB1489286 A GB 1489286A
Authority
GB
United Kingdom
Prior art keywords
information
bit
gate
flop
flip
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
GB16917/75A
Other languages
English (en)
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.)
AT&T Inc
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1489286A publication Critical patent/GB1489286A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Dc Digital Transmission (AREA)
  • Communication Control (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB16917/75A 1974-04-24 1975-04-23 Digital data transmission Expired GB1489286A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US463532A US3922495A (en) 1974-04-24 1974-04-24 Digital signaling on a pulse code modulation transmission system

Publications (1)

Publication Number Publication Date
GB1489286A true GB1489286A (en) 1977-10-19

Family

ID=23840426

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16917/75A Expired GB1489286A (en) 1974-04-24 1975-04-23 Digital data transmission

Country Status (11)

Country Link
US (1) US3922495A (enExample)
JP (1) JPS50147602A (enExample)
AU (1) AU498273B2 (enExample)
BE (1) BE828153A (enExample)
CA (1) CA1025125A (enExample)
DE (1) DE2517848A1 (enExample)
FR (1) FR2269260B1 (enExample)
GB (1) GB1489286A (enExample)
IT (1) IT1032742B (enExample)
NL (1) NL7504808A (enExample)
SE (1) SE410258B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4007334A (en) * 1975-07-02 1977-02-08 Bell Telephone Laboratories, Incorporated Time division digital local telephone office with telemetering line unit
GB1539389A (en) * 1975-12-30 1979-01-31 Standard Telephones Cables Ltd Data transmission
US4117268A (en) * 1976-04-09 1978-09-26 Stromberg-Carlson Corporation Digital direct response switching system
US4143241A (en) * 1977-06-10 1979-03-06 Bell Telephone Laboratories, Incorporated Small digital time division switching arrangement
US4271509A (en) * 1979-07-13 1981-06-02 Bell Telephone Laboratories, Incorporated Supervisory signaling for digital channel banks
US4417335A (en) * 1979-12-19 1983-11-22 Gte Automatic Electric Labs Inc. Digital satellite telephone office
US4393493A (en) * 1980-11-10 1983-07-12 International Telephone And Telegraph Corporation Automatic protection apparatus for span lines employed in high speed digital systems
US4513411A (en) * 1982-09-01 1985-04-23 At&T Bell Laboratories Transmission of status report of equipment in a digital transmission network
CA2040429C (en) * 1989-09-04 1996-12-17 Yoshihiro Tomita Relay and exchange system for time division multiplex data
US5144624A (en) * 1990-11-19 1992-09-01 Integrated Network Corporation Direct digital access telecommunication system with signaling bit detection
EP2782280A1 (en) 2013-03-20 2014-09-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Two-stage signaling for transmission of a datastream

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL136804C (enExample) * 1960-12-30
US3358082A (en) * 1964-07-28 1967-12-12 Bell Telephone Labor Inc Time division multiplex digital transmission arrangement
US3359373A (en) * 1966-05-24 1967-12-19 Bell Telephone Labor Inc Pcm telephone signaling with timedivided signaling digit spaces
US3806654A (en) * 1971-05-26 1974-04-23 North Electric Co Arrangement for transmitting digital pulses through an analog tdm switching system

Also Published As

Publication number Publication date
SE7504191L (sv) 1975-10-27
AU8044975A (en) 1976-10-28
US3922495A (en) 1975-11-25
BE828153A (fr) 1975-08-18
FR2269260B1 (enExample) 1977-07-08
IT1032742B (it) 1979-06-20
NL7504808A (nl) 1975-10-28
FR2269260A1 (enExample) 1975-11-21
CA1025125A (en) 1978-01-24
SE410258B (sv) 1979-10-01
DE2517848A1 (de) 1975-11-06
JPS50147602A (enExample) 1975-11-26
AU498273B2 (en) 1979-03-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee