JPS59122269A - 通話路割込み回路 - Google Patents

通話路割込み回路

Info

Publication number
JPS59122269A
JPS59122269A JP23061982A JP23061982A JPS59122269A JP S59122269 A JPS59122269 A JP S59122269A JP 23061982 A JP23061982 A JP 23061982A JP 23061982 A JP23061982 A JP 23061982A JP S59122269 A JPS59122269 A JP S59122269A
Authority
JP
Japan
Prior art keywords
call
interrupt
circuit
diodes
monitoring
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
JP23061982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0352703B2 (enExample
Inventor
Yuji Hamada
浜田　雄司
Katsuaki Fuji
冨士　勝昭
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 JP23061982A priority Critical patent/JPS59122269A/ja
Publication of JPS59122269A publication Critical patent/JPS59122269A/ja
Publication of JPH0352703B2 publication Critical patent/JPH0352703B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/20—Automatic or semi-automatic exchanges with means for interrupting existing connections; with means for breaking-in on conversations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP23061982A 1982-12-28 1982-12-28 通話路割込み回路 Granted JPS59122269A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23061982A JPS59122269A (ja) 1982-12-28 1982-12-28 通話路割込み回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23061982A JPS59122269A (ja) 1982-12-28 1982-12-28 通話路割込み回路

Publications (2)

Publication Number Publication Date
JPS59122269A true JPS59122269A (ja) 1984-07-14
JPH0352703B2 JPH0352703B2 (enExample) 1991-08-12

Family

ID=16910603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23061982A Granted JPS59122269A (ja) 1982-12-28 1982-12-28 通話路割込み回路

Country Status (1)

Country Link
JP (1) JPS59122269A (enExample)

Also Published As

Publication number Publication date
JPH0352703B2 (enExample) 1991-08-12

Similar Documents

Publication Publication Date Title
US5937334A (en) Radio communications and telephone network interface system
JPH03274953A (ja) 電話システム
JPS59122269A (ja) 通話路割込み回路
JP2710313B2 (ja) 電気通信回線空時間帯通信制御システム
JPH0771141B2 (ja) 切替通信方法
JPH0243870A (ja) 転送制御装置
JPS5936466A (ja) 電話転送装置
JP2615104B2 (ja) データ伝送装置のインタフェース装置
JPS63104598A (ja) ボタン電話装置
JPS60254862A (ja) 音声／デ−タ通信方式
KR200333855Y1 (ko) 키폰시스템의내선접속장치
JPS5947870A (ja) 回線切換方式
JPS577655A (en) General multiple address transmission system
JPS56100561A (en) Terminal switching device
JPS6281856A (ja) 電話転送装置
JPH04278756A (ja) コードレス電話機
JPS59131259A (ja) 加入者回路装置
JPS63176051A (ja) 無線電話装置
JPH0520586A (ja) 緊急指令装置における救急無線の加入回線接続方式
JPH06113041A (ja) オフトーク通信システム
JPH0583520A (ja) フアクシミリ装置
JPH0834516B2 (ja) 着信規制方式
JPH04246966A (ja) ファクシミリ端末
JPS63117548A (ja) 通話機能付きデ−タ端末装置
JPS62284549A (ja) 電話機