JPS58142659A - ダイヤル信号発信回路 - Google Patents

ダイヤル信号発信回路

Info

Publication number
JPS58142659A
JPS58142659A JP2351582A JP2351582A JPS58142659A JP S58142659 A JPS58142659 A JP S58142659A JP 2351582 A JP2351582 A JP 2351582A JP 2351582 A JP2351582 A JP 2351582A JP S58142659 A JPS58142659 A JP S58142659A
Authority
JP
Japan
Prior art keywords
circuit
signal
dial signal
dial
transistor
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
JP2351582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0526381B2 (enrdf_load_stackoverflow
Inventor
Yutaka Nishino
豊 西野
Shinichi Shibata
柴田　慎一
Taiji Sato
泰治 佐藤
Yoshiichi Sano
佐野　由一
Yasunobu Nakayama
中山　恭伸
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.)
Toshiba Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Toshiba Corp
Nippon Telegraph and Telephone Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Nippon Telegraph and Telephone Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP2351582A priority Critical patent/JPS58142659A/ja
Publication of JPS58142659A publication Critical patent/JPS58142659A/ja
Publication of JPH0526381B2 publication Critical patent/JPH0526381B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP2351582A 1982-02-18 1982-02-18 ダイヤル信号発信回路 Granted JPS58142659A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2351582A JPS58142659A (ja) 1982-02-18 1982-02-18 ダイヤル信号発信回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2351582A JPS58142659A (ja) 1982-02-18 1982-02-18 ダイヤル信号発信回路

Publications (2)

Publication Number Publication Date
JPS58142659A true JPS58142659A (ja) 1983-08-24
JPH0526381B2 JPH0526381B2 (enrdf_load_stackoverflow) 1993-04-15

Family

ID=12112579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2351582A Granted JPS58142659A (ja) 1982-02-18 1982-02-18 ダイヤル信号発信回路

Country Status (1)

Country Link
JP (1) JPS58142659A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61214846A (ja) * 1985-03-20 1986-09-24 Tokyo Electric Co Ltd 高機能電話機
JPH0336859A (ja) * 1989-07-03 1991-02-18 Rohm Co Ltd 電話機用電源回路
JPH07336424A (ja) * 1994-06-10 1995-12-22 Nec Corp ダイヤル種別設定方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644257A (en) * 1979-09-20 1981-04-23 Nippon Telegr & Teleph Corp <Ntt> Telephone set

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644257A (en) * 1979-09-20 1981-04-23 Nippon Telegr & Teleph Corp <Ntt> Telephone set

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61214846A (ja) * 1985-03-20 1986-09-24 Tokyo Electric Co Ltd 高機能電話機
JPH0336859A (ja) * 1989-07-03 1991-02-18 Rohm Co Ltd 電話機用電源回路
JPH07336424A (ja) * 1994-06-10 1995-12-22 Nec Corp ダイヤル種別設定方式

Also Published As

Publication number Publication date
JPH0526381B2 (enrdf_load_stackoverflow) 1993-04-15

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