CA1085498A - Multi-frequency code signaling between registers - Google Patents

Multi-frequency code signaling between registers

Info

Publication number
CA1085498A
CA1085498A CA292,223A CA292223A CA1085498A CA 1085498 A CA1085498 A CA 1085498A CA 292223 A CA292223 A CA 292223A CA 1085498 A CA1085498 A CA 1085498A
Authority
CA
Canada
Prior art keywords
register
control equipment
signalling
control
data
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
CA292,223A
Other languages
English (en)
French (fr)
Inventor
David C. Harms
James P. Bennett
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.)
Plessey Handel und Investments AG
Original Assignee
Plessey Handel und Investments AG
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 Plessey Handel und Investments AG filed Critical Plessey Handel und Investments AG
Application granted granted Critical
Publication of CA1085498A publication Critical patent/CA1085498A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0016Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Telephonic Communication Services (AREA)
CA292,223A 1976-12-03 1977-12-02 Multi-frequency code signaling between registers Expired CA1085498A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB50451/76A GB1570086A (en) 1976-12-03 1976-12-03 Circuit arrangements for use in telephones exchange systems
GB50451/76 1976-12-03

Publications (1)

Publication Number Publication Date
CA1085498A true CA1085498A (en) 1980-09-09

Family

ID=10455943

Family Applications (1)

Application Number Title Priority Date Filing Date
CA292,223A Expired CA1085498A (en) 1976-12-03 1977-12-02 Multi-frequency code signaling between registers

Country Status (13)

Country Link
US (1) US4161630A (Direct)
JP (1) JPS53121407A (Direct)
AU (1) AU512399B2 (Direct)
BR (1) BR7708084A (Direct)
CA (1) CA1085498A (Direct)
DE (1) DE2753776C2 (Direct)
GB (1) GB1570086A (Direct)
IN (1) IN148583B (Direct)
NL (1) NL7713399A (Direct)
NZ (1) NZ185828A (Direct)
PT (1) PT67351B (Direct)
SE (1) SE436677B (Direct)
ZA (1) ZA777049B (Direct)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3418458A1 (de) * 1984-02-13 1985-11-21 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung fuer den kennzeichenaustausch zwischen als haupt- und unteranlagen zusammengeschalteten fernsprechvermittlungsanlagen
DE3405013C2 (de) * 1984-02-13 1986-01-09 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung für den Kennzeichenaustausch zwischen als Haupt- und Unteranlagen zusammengeschalteten Fernsprechvermittlungsanlagen
US4617427A (en) * 1985-02-13 1986-10-14 Northern Telecom Limited Square root circuit
JPH0464528A (ja) * 1990-07-03 1992-02-28 Ube Ind Ltd ロータリバルブ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671677A (en) * 1970-07-23 1972-06-20 Stromberg Carlson Corp Outgoing register sender system
JPS511012A (en) * 1974-06-22 1976-01-07 Fujitsu Ltd Mfc shingochukeisoshutsuhoshiki
US3941938A (en) * 1974-09-27 1976-03-02 Gte Automatic Electric (Canada) Limited Time shared TCMF and MF decoder
US4048450A (en) * 1974-10-25 1977-09-13 Bernard Jean Michel Trunk circuit traffic analyzer

Also Published As

Publication number Publication date
PT67351B (en) 1979-04-26
JPS53121407A (en) 1978-10-23
SE7713645L (sv) 1978-06-04
NZ185828A (en) 1980-10-24
BR7708084A (pt) 1978-09-05
AU3110777A (en) 1979-06-07
GB1570086A (en) 1980-06-25
ZA777049B (en) 1978-09-27
PT67351A (en) 1977-12-01
JPS618637B2 (Direct) 1986-03-15
US4161630A (en) 1979-07-17
SE436677B (sv) 1985-01-14
AU512399B2 (en) 1980-10-09
DE2753776C2 (de) 1983-12-08
DE2753776A1 (de) 1978-06-08
NL7713399A (nl) 1978-06-06
IN148583B (Direct) 1981-04-04

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Legal Events

Date Code Title Description
MKEX Expiry