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JPS5399806A - Intra-office connection system - Google Patents

Intra-office connection system

Info

Publication number
JPS5399806A
JPS5399806A JP1515277A JP1515277A JPS5399806A JP S5399806 A JPS5399806 A JP S5399806A JP 1515277 A JP1515277 A JP 1515277A JP 1515277 A JP1515277 A JP 1515277A JP S5399806 A JPS5399806 A JP S5399806A
Authority
JP
Japan
Prior art keywords
intra
connection system
office connection
office
calling
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.)
Pending
Application number
JP1515277A
Other languages
Japanese (ja)
Inventor
Shoji Ito
Takeshi Sakai
Masachika Kawakami
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.)
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
Nippon Telegraph and Telephone 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 Fujitsu Ltd, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Priority to JP1515277A priority Critical patent/JPS5399806A/en
Publication of JPS5399806A publication Critical patent/JPS5399806A/en
Pending legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Abstract

PURPOSE:To utilize a digital transmission line, by causing the master-station equipment to detect that calling and called subscribers are installed in the same remote equipment and to command intra-office connection.
JP1515277A 1977-02-14 1977-02-14 Intra-office connection system Pending JPS5399806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1515277A JPS5399806A (en) 1977-02-14 1977-02-14 Intra-office connection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1515277A JPS5399806A (en) 1977-02-14 1977-02-14 Intra-office connection system

Publications (1)

Publication Number Publication Date
JPS5399806A true JPS5399806A (en) 1978-08-31

Family

ID=11880818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1515277A Pending JPS5399806A (en) 1977-02-14 1977-02-14 Intra-office connection system

Country Status (1)

Country Link
JP (1) JPS5399806A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725788A (en) * 1980-07-22 1982-02-10 Nec Corp Remote line concentrating system
JPH03113990A (en) * 1989-09-27 1991-05-15 Nec Corp Telephone exchange for station

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186906A (en) * 1975-01-29 1976-07-30 Nippon Electric Co DEIJITARUKANYUSHASENHANSOSOCHINO NAIBUKOSHORISOCHI

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186906A (en) * 1975-01-29 1976-07-30 Nippon Electric Co DEIJITARUKANYUSHASENHANSOSOCHINO NAIBUKOSHORISOCHI

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725788A (en) * 1980-07-22 1982-02-10 Nec Corp Remote line concentrating system
JPH03113990A (en) * 1989-09-27 1991-05-15 Nec Corp Telephone exchange for station

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