JPS60149A - 信号送出制御方式 - Google Patents

信号送出制御方式

Info

Publication number
JPS60149A
JPS60149A JP9961483A JP9961483A JPS60149A JP S60149 A JPS60149 A JP S60149A JP 9961483 A JP9961483 A JP 9961483A JP 9961483 A JP9961483 A JP 9961483A JP S60149 A JPS60149 A JP S60149A
Authority
JP
Japan
Prior art keywords
signal
circuit
relay
signal transmission
line circuit
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
JP9961483A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0230622B2 (cg-RX-API-DMAC7.html
Inventor
Kenichi Sagara
相楽　健一
Masaki Komatsu
雅喜 小松
Yoshitaka Suga
義孝 須賀
Hiroyuki Haishi
羽石　博行
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.)
NIPPO TSUSHIN KOGYO KK
Original Assignee
NIPPO TSUSHIN KOGYO KK
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 NIPPO TSUSHIN KOGYO KK filed Critical NIPPO TSUSHIN KOGYO KK
Priority to JP9961483A priority Critical patent/JPS60149A/ja
Publication of JPS60149A publication Critical patent/JPS60149A/ja
Publication of JPH0230622B2 publication Critical patent/JPH0230622B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP9961483A 1983-06-06 1983-06-06 信号送出制御方式 Granted JPS60149A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9961483A JPS60149A (ja) 1983-06-06 1983-06-06 信号送出制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9961483A JPS60149A (ja) 1983-06-06 1983-06-06 信号送出制御方式

Publications (2)

Publication Number Publication Date
JPS60149A true JPS60149A (ja) 1985-01-05
JPH0230622B2 JPH0230622B2 (cg-RX-API-DMAC7.html) 1990-07-09

Family

ID=14251968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9961483A Granted JPS60149A (ja) 1983-06-06 1983-06-06 信号送出制御方式

Country Status (1)

Country Link
JP (1) JPS60149A (cg-RX-API-DMAC7.html)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132615A (en) * 1976-04-30 1977-11-07 Nec Corp Sending system of ringing tone and call signal
JPS5593364A (en) * 1979-01-08 1980-07-15 Nec Corp Transmission system for digital audible signal tone
JPS55115787A (en) * 1979-02-28 1980-09-05 Fujitsu Ltd Delivery control system for dial pulse

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132615A (en) * 1976-04-30 1977-11-07 Nec Corp Sending system of ringing tone and call signal
JPS5593364A (en) * 1979-01-08 1980-07-15 Nec Corp Transmission system for digital audible signal tone
JPS55115787A (en) * 1979-02-28 1980-09-05 Fujitsu Ltd Delivery control system for dial pulse

Also Published As

Publication number Publication date
JPH0230622B2 (cg-RX-API-DMAC7.html) 1990-07-09

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