JPH0218632B2 - - Google Patents

Info

Publication number
JPH0218632B2
JPH0218632B2 JP57181734A JP18173482A JPH0218632B2 JP H0218632 B2 JPH0218632 B2 JP H0218632B2 JP 57181734 A JP57181734 A JP 57181734A JP 18173482 A JP18173482 A JP 18173482A JP H0218632 B2 JPH0218632 B2 JP H0218632B2
Authority
JP
Japan
Prior art keywords
tone
pcm
rom
tones
sampling clock
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 - Lifetime
Application number
JP57181734A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5970354A (ja
Inventor
Yukio Sadate
Hirotaka Sasaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP57181734A priority Critical patent/JPS5970354A/ja
Publication of JPS5970354A publication Critical patent/JPS5970354A/ja
Publication of JPH0218632B2 publication Critical patent/JPH0218632B2/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)
JP57181734A 1982-10-15 1982-10-15 ト−ン信号発生器 Granted JPS5970354A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57181734A JPS5970354A (ja) 1982-10-15 1982-10-15 ト−ン信号発生器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57181734A JPS5970354A (ja) 1982-10-15 1982-10-15 ト−ン信号発生器

Publications (2)

Publication Number Publication Date
JPS5970354A JPS5970354A (ja) 1984-04-20
JPH0218632B2 true JPH0218632B2 (OSRAM) 1990-04-26

Family

ID=16105948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57181734A Granted JPS5970354A (ja) 1982-10-15 1982-10-15 ト−ン信号発生器

Country Status (1)

Country Link
JP (1) JPS5970354A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777253B2 (ja) * 1986-03-20 1995-08-16 イビデン株式会社 半導体搭載用基板
JP2618876B2 (ja) * 1987-02-24 1997-06-11 株式会社東芝 サービストーン発生装置
JPH01117561A (ja) * 1987-10-30 1989-05-10 Tamura Electric Works Ltd トーン生成装置
JPH0468750A (ja) * 1990-07-04 1992-03-04 Fujitsu Ltd ビジー信号発生器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54154206A (en) * 1978-05-26 1979-12-05 Toshiba Corp Pcm signal generating device

Also Published As

Publication number Publication date
JPS5970354A (ja) 1984-04-20

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