JPS5949047A - 押しボタン式ｄｐ信号送出ダイヤル - Google Patents

押しボタン式ｄｐ信号送出ダイヤル

Info

Publication number
JPS5949047A
JPS5949047A JP15938782A JP15938782A JPS5949047A JP S5949047 A JPS5949047 A JP S5949047A JP 15938782 A JP15938782 A JP 15938782A JP 15938782 A JP15938782 A JP 15938782A JP S5949047 A JPS5949047 A JP S5949047A
Authority
JP
Japan
Prior art keywords
circuit
transistor
dial
button type
reset
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
JP15938782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6313624B2 (enrdf_load_stackoverflow
Inventor
Norio Saito
斉藤　典夫
Masaaki Ugaki
宇垣　雅秋
Hitoshi Yamamoto
仁 山本
Masayuki Murakami
正之 村上
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
Taiko Electric Works Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Taiko Electric Works 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, Taiko Electric Works Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP15938782A priority Critical patent/JPS5949047A/ja
Publication of JPS5949047A publication Critical patent/JPS5949047A/ja
Publication of JPS6313624B2 publication Critical patent/JPS6313624B2/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
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
    • H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP15938782A 1982-09-13 1982-09-13 押しボタン式ｄｐ信号送出ダイヤル Granted JPS5949047A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15938782A JPS5949047A (ja) 1982-09-13 1982-09-13 押しボタン式ｄｐ信号送出ダイヤル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15938782A JPS5949047A (ja) 1982-09-13 1982-09-13 押しボタン式ｄｐ信号送出ダイヤル

Publications (2)

Publication Number Publication Date
JPS5949047A true JPS5949047A (ja) 1984-03-21
JPS6313624B2 JPS6313624B2 (enrdf_load_stackoverflow) 1988-03-26

Family

ID=15692673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15938782A Granted JPS5949047A (ja) 1982-09-13 1982-09-13 押しボタン式ｄｐ信号送出ダイヤル

Country Status (1)

Country Link
JP (1) JPS5949047A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6116658A (ja) * 1984-07-02 1986-01-24 Tokyo Electric Co Ltd オ−トダイヤル装置における直流回路開閉装置
JPS61214849A (ja) * 1985-03-20 1986-09-24 Sanyo Electric Co Ltd 電話機
JPH01314454A (ja) * 1988-05-19 1989-12-19 Ind Technol Res Inst 電話自動再ダイアル装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6116658A (ja) * 1984-07-02 1986-01-24 Tokyo Electric Co Ltd オ−トダイヤル装置における直流回路開閉装置
JPS61214849A (ja) * 1985-03-20 1986-09-24 Sanyo Electric Co Ltd 電話機
JPH01314454A (ja) * 1988-05-19 1989-12-19 Ind Technol Res Inst 電話自動再ダイアル装置

Also Published As

Publication number Publication date
JPS6313624B2 (enrdf_load_stackoverflow) 1988-03-26

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