NL7314118A - - Google Patents

Info

Publication number
NL7314118A
NL7314118A NL7314118A NL7314118A NL7314118A NL 7314118 A NL7314118 A NL 7314118A NL 7314118 A NL7314118 A NL 7314118A NL 7314118 A NL7314118 A NL 7314118A NL 7314118 A NL7314118 A NL 7314118A
Authority
NL
Netherlands
Application number
NL7314118A
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 filed Critical
Publication of NL7314118A publication Critical patent/NL7314118A/xx

Links

Classifications

    • 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
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NL7314118A 1972-10-12 1973-10-12 NL7314118A ( )

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4716072A GB1410508A (en) 1972-10-12 1972-10-12 Telephone systems
US73339176A 1976-10-18 1976-10-18

Publications (1)

Publication Number Publication Date
NL7314118A true NL7314118A ( ) 1974-04-16

Family

ID=26265988

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7314118A NL7314118A ( ) 1972-10-12 1973-10-12

Country Status (9)

Country Link
US (1) US4136263A ( )
JP (1) JPS54723B2 ( )
BE (1) BE806010A ( )
CA (1) CA1036277A ( )
DE (1) DE2351133B2 ( )
FR (1) FR2203239A1 ( )
GB (1) GB1410508A ( )
LU (1) LU68590A1 ( )
NL (1) NL7314118A ( )

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991282A (en) * 1974-12-27 1976-11-09 Feil Thomas E Multi station telephone switching system
FR2320020A1 (fr) * 1975-08-01 1977-02-25 Gte Atea Nv Appareillage telephonique presentant les caracteristiques tant d'un systeme intercom que d'une installation
US4188511A (en) * 1978-01-27 1980-02-12 Tone Commander Systems, Inc. Multi-link telephone intercom system
US4215248A (en) * 1978-09-26 1980-07-29 International Telephone And Telegraph Corporation Telephone intercom circuit
US4257119A (en) * 1978-12-29 1981-03-17 Wescom Switching, Inc. PCM switching system for wide and narrow band signals
US4286118A (en) * 1979-07-02 1981-08-25 Solid State Systems, Inc. Data distribution system for private automatic branch exchange
US4292475A (en) * 1979-08-28 1981-09-29 Tone Commanders Systems, Inc. Expandable link telephone intercom system
DE3011507C2 (de) * 1980-03-25 1983-12-01 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für durch das öffentliche Stromversorgungsnetz gespeiste Fernsprechnebenstellenanlagen
US4600814A (en) * 1983-10-05 1986-07-15 Manufacturing Administrations Management Systems, Inc. Automated system for establishing telephone voice connections
EP0221962A1 (en) * 1985-05-24 1987-05-20 Xitel Pty Limited Virtual bus switching system
JPS62286397A (ja) * 1986-06-05 1987-12-12 Iwatsu Electric Co Ltd ボタン電話装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1563652A (en) * 1925-12-01 of rochester
US3519757A (en) * 1968-02-27 1970-07-07 Bell Telephone Labor Inc Electronic key telephone system
SE318914B ( ) * 1969-03-18 1969-12-22 Ericsson Telefon Ab L M
CH519283A (it) * 1969-09-12 1972-02-15 Cselt Centro Studi Lab Telecom Concentratore di traffico telefonico semielettronico con struttura ad albero
US3671942A (en) * 1970-06-05 1972-06-20 Bell Telephone Labor Inc A calculator for a multiprocessor system
US3781478A (en) * 1972-07-07 1973-12-25 Bell Telephone Labor Inc Multiplex communication system
US3843845A (en) * 1972-09-11 1974-10-22 Northern Electric Co Electronic key telephone system

Also Published As

Publication number Publication date
US4136263A (en) 1979-01-23
CA1036277A (en) 1978-08-08
JPS4994215A ( ) 1974-09-06
GB1410508A (en) 1975-10-15
BE806010A (fr) 1974-02-01
DE2351133A1 (de) 1974-04-25
FR2203239A1 ( ) 1974-05-10
AU6131373A (en) 1975-04-17
DE2351133B2 (de) 1977-09-01
LU68590A1 ( ) 1973-12-14
JPS54723B2 ( ) 1979-01-16

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Legal Events

Date Code Title Description
BV The patent application has lapsed