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DK388083A - Telefonlinie-koncentrationsblok - Google Patents

Telefonlinie-koncentrationsblok Download PDF

Info

Publication number
DK388083A
DK388083A DK388083A DK388083A DK388083A DK 388083 A DK388083 A DK 388083A DK 388083 A DK388083 A DK 388083A DK 388083 A DK388083 A DK 388083A DK 388083 A DK388083 A DK 388083A
Authority
DK
Denmark
Prior art keywords
telephone line
line concentration
concentration block
block
telephone
Prior art date
Application number
DK388083A
Other languages
English (en)
Other versions
DK388083D0 (da
Inventor
Gerald Antony Pilling
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Publication of DK388083D0 publication Critical patent/DK388083D0/da
Publication of DK388083A publication Critical patent/DK388083A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Electronic Switches (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
DK388083A 1982-08-24 1983-08-24 Telefonlinie-koncentrationsblok DK388083A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8224232 1982-08-24

Publications (2)

Publication Number Publication Date
DK388083D0 DK388083D0 (da) 1983-08-24
DK388083A true DK388083A (da) 1984-02-25

Family

ID=10532484

Family Applications (1)

Application Number Title Priority Date Filing Date
DK388083A DK388083A (da) 1982-08-24 1983-08-24 Telefonlinie-koncentrationsblok

Country Status (10)

Country Link
US (1) US4600813A (da)
EP (1) EP0103976B1 (da)
JP (1) JPS5957594A (da)
AU (1) AU559675B2 (da)
CA (1) CA1211195A (da)
DE (1) DE3367313D1 (da)
DK (1) DK388083A (da)
ES (1) ES8506957A1 (da)
FI (1) FI833027A7 (da)
NO (1) NO833014L (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5072366A (en) * 1987-08-04 1991-12-10 Digital Equipment Corporation Data crossbar switch
IT1231643B (it) * 1989-07-14 1991-12-18 Microsistemi S P A Perfezionamento nei concentratori di traffico telefonico, tra una centrale telefonica ed una molteplicita' di connessioni telefoniche di abbonato
US6717911B1 (en) * 1999-12-16 2004-04-06 Lucent Technologies Inc. Telecommunications switching circuit using tri-state buffers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740486A (en) * 1971-12-01 1973-06-19 Bell Telephone Labor Inc Telephone subscriber line dial pulse detector circuit
US3903374A (en) * 1974-01-09 1975-09-02 Stromberg Carlson Corp Control system for electronic PABX switching matrix
US4150258A (en) * 1975-02-03 1979-04-17 Oki Electric Industry Co., Ltd. Electronic switching system
US4110566A (en) * 1977-10-27 1978-08-29 Bell Telephone Laboratories, Incorporated Switching network control arrangement
US4258231A (en) * 1979-08-03 1981-03-24 Lear Siegler, Inc. Remote line switching extension for telephone exchange
JPS5848592A (ja) * 1981-09-18 1983-03-22 Nippon Telegr & Teleph Corp <Ntt> 複合集線方式

Also Published As

Publication number Publication date
US4600813A (en) 1986-07-15
FI833027L (fi) 1984-02-25
CA1211195A (en) 1986-09-09
DE3367313D1 (en) 1986-12-04
JPS5957594A (ja) 1984-04-03
EP0103976A1 (en) 1984-03-28
DK388083D0 (da) 1983-08-24
FI833027A7 (fi) 1984-02-25
AU1810283A (en) 1984-03-01
ES525068A0 (es) 1985-08-16
EP0103976B1 (en) 1986-10-29
AU559675B2 (en) 1987-03-19
NO833014L (no) 1984-02-27
FI833027A0 (fi) 1983-08-24
ES8506957A1 (es) 1985-08-16

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment