JPS5374812A - 4-line type line collecting system - Google Patents

4-line type line collecting system

Info

Publication number
JPS5374812A
JPS5374812A JP15028376A JP15028376A JPS5374812A JP S5374812 A JPS5374812 A JP S5374812A JP 15028376 A JP15028376 A JP 15028376A JP 15028376 A JP15028376 A JP 15028376A JP S5374812 A JPS5374812 A JP S5374812A
Authority
JP
Japan
Prior art keywords
line
collecting system
type
line type
cannel
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
JP15028376A
Other languages
Japanese (ja)
Inventor
Yutaka Suzuki
Takao Shirato
Suguru Shikiba
Atsushi Hariki
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.)
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
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 Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP15028376A priority Critical patent/JPS5374812A/en
Publication of JPS5374812A publication Critical patent/JPS5374812A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/60—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to satellites or concentrators which connect one or more exchange lines with a group of local lines

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Abstract

PURPOSE:To ensure an effective service for a comparatively remote area by providing an adverse line collection switch to a line collector device at the station side and forming the cannel part into four lines at and after the relay line to the subscriber side unit.
JP15028376A 1976-12-16 1976-12-16 4-line type line collecting system Pending JPS5374812A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15028376A JPS5374812A (en) 1976-12-16 1976-12-16 4-line type line collecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15028376A JPS5374812A (en) 1976-12-16 1976-12-16 4-line type line collecting system

Publications (1)

Publication Number Publication Date
JPS5374812A true JPS5374812A (en) 1978-07-03

Family

ID=15493579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15028376A Pending JPS5374812A (en) 1976-12-16 1976-12-16 4-line type line collecting system

Country Status (1)

Country Link
JP (1) JPS5374812A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0541879A (en) * 1991-08-05 1993-02-19 Nippon Telegr & Teleph Corp <Ntt> Analog terminal line concentrator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0541879A (en) * 1991-08-05 1993-02-19 Nippon Telegr & Teleph Corp <Ntt> Analog terminal line concentrator

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