JPS5961353A - 断続ト−ン発生方式 - Google Patents

断続ト−ン発生方式

Info

Publication number
JPS5961353A
JPS5961353A JP17133682A JP17133682A JPS5961353A JP S5961353 A JPS5961353 A JP S5961353A JP 17133682 A JP17133682 A JP 17133682A JP 17133682 A JP17133682 A JP 17133682A JP S5961353 A JPS5961353 A JP S5961353A
Authority
JP
Japan
Prior art keywords
tone
memory
output
counter
address
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
JP17133682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0429272B2 (enrdf_load_stackoverflow
Inventor
Toshio Arai
俊雄 荒井
Toru Furuhashi
古橋　徹
Yasumasa Iwase
岩瀬　康政
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.)
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Oki Electric Industry 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 Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP17133682A priority Critical patent/JPS5961353A/ja
Publication of JPS5961353A publication Critical patent/JPS5961353A/ja
Publication of JPH0429272B2 publication Critical patent/JPH0429272B2/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)
  • Time-Division Multiplex Systems (AREA)
JP17133682A 1982-09-30 1982-09-30 断続ト−ン発生方式 Granted JPS5961353A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17133682A JPS5961353A (ja) 1982-09-30 1982-09-30 断続ト−ン発生方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17133682A JPS5961353A (ja) 1982-09-30 1982-09-30 断続ト−ン発生方式

Publications (2)

Publication Number Publication Date
JPS5961353A true JPS5961353A (ja) 1984-04-07
JPH0429272B2 JPH0429272B2 (enrdf_load_stackoverflow) 1992-05-18

Family

ID=15921332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17133682A Granted JPS5961353A (ja) 1982-09-30 1982-09-30 断続ト−ン発生方式

Country Status (1)

Country Link
JP (1) JPS5961353A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62122456A (ja) * 1985-11-22 1987-06-03 Oki Electric Ind Co Ltd 可聴音信号送信器
JPS62126759A (ja) * 1985-11-27 1987-06-09 Nec Corp デイジタル可聴音発生回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62122456A (ja) * 1985-11-22 1987-06-03 Oki Electric Ind Co Ltd 可聴音信号送信器
JPS62126759A (ja) * 1985-11-27 1987-06-09 Nec Corp デイジタル可聴音発生回路

Also Published As

Publication number Publication date
JPH0429272B2 (enrdf_load_stackoverflow) 1992-05-18

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