JPS5949048A - 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
JPS5949048A
JPS5949048A JP15938882A JP15938882A JPS5949048A JP S5949048 A JPS5949048 A JP S5949048A JP 15938882 A JP15938882 A JP 15938882A JP 15938882 A JP15938882 A JP 15938882A JP S5949048 A JPS5949048 A JP S5949048A
Authority
JP
Japan
Prior art keywords
circuit
transistor
reset
terminal
dial
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
JP15938882A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6260864B2 (enrdf_load_stackoverflow
Inventor
Norio Saito
斉藤　典夫
Masaaki Ugaki
宇垣　雅秋
Masaru Kudo
賢 工藤
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 JP15938882A priority Critical patent/JPS5949048A/ja
Publication of JPS5949048A publication Critical patent/JPS5949048A/ja
Publication of JPS6260864B2 publication Critical patent/JPS6260864B2/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)
JP15938882A 1982-09-13 1982-09-13 押しボタン式ｄｐ信号送出ダイヤル Granted JPS5949048A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15938882A JPS5949048A (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
JP15938882A JPS5949048A (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
JPS5949048A true JPS5949048A (ja) 1984-03-21
JPS6260864B2 JPS6260864B2 (enrdf_load_stackoverflow) 1987-12-18

Family

ID=15692693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15938882A Granted JPS5949048A (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) JPS5949048A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6260864B2 (enrdf_load_stackoverflow) 1987-12-18

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