GB1268151A - Improvements to selection systems for electrical circuits - Google Patents

Improvements to selection systems for electrical circuits

Info

Publication number
GB1268151A
GB1268151A GB6643/70A GB664370A GB1268151A GB 1268151 A GB1268151 A GB 1268151A GB 6643/70 A GB6643/70 A GB 6643/70A GB 664370 A GB664370 A GB 664370A GB 1268151 A GB1268151 A GB 1268151A
Authority
GB
United Kingdom
Prior art keywords
line
relay
pbx
marker
hunt
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
GB6643/70A
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.)
International Standard Electric Corp
Original Assignee
International 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1268151A publication Critical patent/GB1268151A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
GB6643/70A 1969-03-28 1970-02-11 Improvements to selection systems for electrical circuits Expired GB1268151A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6909285A FR2038078A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-03-28 1969-03-28

Publications (1)

Publication Number Publication Date
GB1268151A true GB1268151A (en) 1972-03-22

Family

ID=9031459

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6643/70A Expired GB1268151A (en) 1969-03-28 1970-02-11 Improvements to selection systems for electrical circuits

Country Status (8)

Country Link
US (1) US3701853A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE748043R (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH537681A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES377981A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2038078A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1268151A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IE (1) IE34040B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7003983A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745260A (en) * 1972-03-20 1973-07-10 R Swanson Telephone switching system with line hunting
US3809824A (en) * 1972-03-31 1974-05-07 Rauland Corp Private automatic telephone system with dial and dialless telephones
US3760118A (en) * 1972-05-03 1973-09-18 G Taylor Switching system equipped for rotary line hunting
US3962552A (en) * 1972-08-25 1976-06-08 International Telephone And Telegraph Corporation Switching network and peripheral circuits for telecommunications system
US4011542A (en) * 1973-05-29 1977-03-08 Trw Inc. Redundant data transmission system
US4744103A (en) * 1985-11-27 1988-05-10 Rauland-Borg Corporation Computer controlled multi-link communication system
CA1299706C (en) * 1987-08-27 1992-04-28 Yasutaka Sasaki Concentrator system capable of completing emergency calls under congested traffic
US6381322B1 (en) * 1999-10-04 2002-04-30 Avaya Technology Corp. System for processing incoming calls based on call priority for telephone stations having multiple lines

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1142138A (en) * 1966-03-28 1969-02-05 Gen Electric Co Ltd Improvements in or relating to automatic switching arrangement
US3536844A (en) * 1967-07-17 1970-10-27 Itt Crossbar switching system having split group hunting

Also Published As

Publication number Publication date
FR2038078A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-01-08
ES377981A1 (es) 1972-06-16
IE34040L (en) 1970-09-28
CH537681A (fr) 1973-05-31
IE34040B1 (en) 1975-01-08
US3701853A (en) 1972-10-31
BE748043R (fr) 1970-09-28
NL7003983A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-09-30

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