JPS5397307A - Increasing method for extension mutual trunk - Google Patents

Increasing method for extension mutual trunk

Info

Publication number
JPS5397307A
JPS5397307A JP1197477A JP1197477A JPS5397307A JP S5397307 A JPS5397307 A JP S5397307A JP 1197477 A JP1197477 A JP 1197477A JP 1197477 A JP1197477 A JP 1197477A JP S5397307 A JPS5397307 A JP S5397307A
Authority
JP
Japan
Prior art keywords
extension mutual
trunk
increasing method
mutual trunk
extension
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
JP1197477A
Other languages
Japanese (ja)
Inventor
Yasutaka Kondo
Eiichi Sato
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP1197477A priority Critical patent/JPS5397307A/en
Publication of JPS5397307A publication Critical patent/JPS5397307A/en
Pending legal-status Critical Current

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
    • H04Q3/48—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using markers

Landscapes

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

Abstract

PURPOSE:To enable the marker to conduct an individual connection for both the calling side and the called side of the extension mutual trunk, byadding an additional circuit to the marker and and the extension mutual trunk. Thus, the increase of the extension mutual trunk can be facilitated.
JP1197477A 1977-02-04 1977-02-04 Increasing method for extension mutual trunk Pending JPS5397307A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1197477A JPS5397307A (en) 1977-02-04 1977-02-04 Increasing method for extension mutual trunk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1197477A JPS5397307A (en) 1977-02-04 1977-02-04 Increasing method for extension mutual trunk

Publications (1)

Publication Number Publication Date
JPS5397307A true JPS5397307A (en) 1978-08-25

Family

ID=11792566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1197477A Pending JPS5397307A (en) 1977-02-04 1977-02-04 Increasing method for extension mutual trunk

Country Status (1)

Country Link
JP (1) JPS5397307A (en)

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