JPS6317279B2 - - Google Patents

Info

Publication number
JPS6317279B2
JPS6317279B2 JP9265981A JP9265981A JPS6317279B2 JP S6317279 B2 JPS6317279 B2 JP S6317279B2 JP 9265981 A JP9265981 A JP 9265981A JP 9265981 A JP9265981 A JP 9265981A JP S6317279 B2 JPS6317279 B2 JP S6317279B2
Authority
JP
Japan
Prior art keywords
digital switch
switch module
call
digital
virtual
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.)
Expired
Application number
JP9265981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57207498A (en
Inventor
Takao Fujita
Toshio Katsuki
Toshiki Hatanaka
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
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP9265981A priority Critical patent/JPS57207498A/ja
Publication of JPS57207498A publication Critical patent/JPS57207498A/ja
Publication of JPS6317279B2 publication Critical patent/JPS6317279B2/ja
Granted 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)
  • Exchange Systems With Centralized Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP9265981A 1981-06-16 1981-06-16 Controlling system for digital channel network Granted JPS57207498A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9265981A JPS57207498A (en) 1981-06-16 1981-06-16 Controlling system for digital channel network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9265981A JPS57207498A (en) 1981-06-16 1981-06-16 Controlling system for digital channel network

Publications (2)

Publication Number Publication Date
JPS57207498A JPS57207498A (en) 1982-12-20
JPS6317279B2 true JPS6317279B2 (en, 2012) 1988-04-13

Family

ID=14060592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9265981A Granted JPS57207498A (en) 1981-06-16 1981-06-16 Controlling system for digital channel network

Country Status (1)

Country Link
JP (1) JPS57207498A (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0650915B2 (ja) * 1985-03-18 1994-06-29 日本電信電話株式会社 デ−タ駆動型デイジタル交換機
JP2772009B2 (ja) * 1989-01-12 1998-07-02 株式会社東芝 スイッチ制御装置

Also Published As

Publication number Publication date
JPS57207498A (en) 1982-12-20

Similar Documents

Publication Publication Date Title
EP0190198B1 (en) Time division switching system control arrangement and method
JPH0552118B2 (en, 2012)
WO1994016528A1 (en) Telecommunication switch with programmable communications services
US4943999A (en) Switching system reliability
US4979164A (en) Switching system reliability
EP0114822B1 (en) Communication arrangements for distributed control systems
CA1135820A (en) Digital telephone exchange for areas of low subscriber's density
JPH0670352A (ja) デジタル・ループ・キャリア・システムにおいて回線を転送する方法および装置
CA1319411C (en) Switching system reliability
JPH0454438B2 (en, 2012)
GR3003419T3 (en) Circuit arrangement for centrally controlled time division multiplex telecommunication exchanges, especially pcm telephone exchanges, with line groups connected to a switching network
US4602363A (en) Expansion apparatus for use in communication systems
JPS6317279B2 (en, 2012)
EP0399723B1 (en) Improvement in switching system reliability
JPH01185058A (ja) 着信選択方式
KR930010297B1 (ko) 특수호의 통화로 제어 방법
JPH0248891A (ja) 通信ノードにおける付加サービス制御方式
JPH0752901B2 (ja) 着信拒否方式
Corby IBM 2750 voice and data switching system: Organization and functions
JPH03195156A (ja) 回線再配置方法及び装置
JPS59182664A (ja) 多機能電話機によるペ−ジング方式
JPS59114953A (ja) 接続処理方式
JPH09102825A (ja) 局間の端末接続方法とその装置
JPH0314400A (ja) 音声チャネルの障害検出方式
JPS6072396A (ja) 自局内折返し方式