JPH02130154U - - Google Patents

Info

Publication number
JPH02130154U
JPH02130154U JP3917089U JP3917089U JPH02130154U JP H02130154 U JPH02130154 U JP H02130154U JP 3917089 U JP3917089 U JP 3917089U JP 3917089 U JP3917089 U JP 3917089U JP H02130154 U JPH02130154 U JP H02130154U
Authority
JP
Japan
Prior art keywords
channel
digital communication
switching system
accommodates
line
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.)
Granted
Application number
JP3917089U
Other languages
English (en)
Other versions
JPH0741244Y2 (ja
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
Priority to JP1989039170U priority Critical patent/JPH0741244Y2/ja
Publication of JPH02130154U publication Critical patent/JPH02130154U/ja
Application granted granted Critical
Publication of JPH0741244Y2 publication Critical patent/JPH0741244Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例である交換システム
のブロツク図である。第2図はクロスポイントス
イツチの配線図である。 1,2……デイジタル通信網の回線、3……イ
ンタフエース回路、4……クロスポイントスイツ
チ、5……制御部、6……Bチヤネル通信通話変
換器群、7……端末インタフエース、8……端末
群。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数のデイジタル通信回線を収容し、不特定多
    数の端末間の信号を交換する交換システムにおい
    て、個々のデイジタル通信回線について多重分配
    を行う複数のインタフエース回路とCODE、ビ
    ツトレート交換器等のBチヤネル通信通話変換器
    との間に、一つのBチヤネル線が収容されている
    インタフエース回路の同期信号線とを該当するB
    チヤネル通信通話変換器に一括して同時に切換接
    続するクロスポイントスイツチを配したことを特
    徴とするデイジタル通信網交換システム。
JP1989039170U 1989-03-31 1989-03-31 ディジタル通信網交換システム Expired - Lifetime JPH0741244Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989039170U JPH0741244Y2 (ja) 1989-03-31 1989-03-31 ディジタル通信網交換システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989039170U JPH0741244Y2 (ja) 1989-03-31 1989-03-31 ディジタル通信網交換システム

Publications (2)

Publication Number Publication Date
JPH02130154U true JPH02130154U (ja) 1990-10-26
JPH0741244Y2 JPH0741244Y2 (ja) 1995-09-20

Family

ID=31547839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989039170U Expired - Lifetime JPH0741244Y2 (ja) 1989-03-31 1989-03-31 ディジタル通信網交換システム

Country Status (1)

Country Link
JP (1) JPH0741244Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61263352A (ja) * 1985-05-17 1986-11-21 Fujitsu Ltd 端末状態通知方式
JPS62130098A (ja) * 1985-12-02 1987-06-12 Oki Electric Ind Co Ltd 広帯域交換機の通話路装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61263352A (ja) * 1985-05-17 1986-11-21 Fujitsu Ltd 端末状態通知方式
JPS62130098A (ja) * 1985-12-02 1987-06-12 Oki Electric Ind Co Ltd 広帯域交換機の通話路装置

Also Published As

Publication number Publication date
JPH0741244Y2 (ja) 1995-09-20

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term