JPH0329349B2 - - Google Patents

Info

Publication number
JPH0329349B2
JPH0329349B2 JP21634284A JP21634284A JPH0329349B2 JP H0329349 B2 JPH0329349 B2 JP H0329349B2 JP 21634284 A JP21634284 A JP 21634284A JP 21634284 A JP21634284 A JP 21634284A JP H0329349 B2 JPH0329349 B2 JP H0329349B2
Authority
JP
Japan
Prior art keywords
signal
exchange
telephone
transistor
control line
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
Application number
JP21634284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6195659A (ja
Inventor
Yasuo Kobayashi
Tadahiko Shibuya
Mikio Tomoe
Masakazu Nakagawa
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
Tamura Electric Works Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Tamura 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, Tamura Electric Works Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP21634284A priority Critical patent/JPS6195659A/ja
Publication of JPS6195659A publication Critical patent/JPS6195659A/ja
Publication of JPH0329349B2 publication Critical patent/JPH0329349B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/023—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
JP21634284A 1984-10-17 1984-10-17 公衆電話機の硬貨収納完了信号送出装置 Granted JPS6195659A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21634284A JPS6195659A (ja) 1984-10-17 1984-10-17 公衆電話機の硬貨収納完了信号送出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21634284A JPS6195659A (ja) 1984-10-17 1984-10-17 公衆電話機の硬貨収納完了信号送出装置

Publications (2)

Publication Number Publication Date
JPS6195659A JPS6195659A (ja) 1986-05-14
JPH0329349B2 true JPH0329349B2 (enrdf_load_stackoverflow) 1991-04-23

Family

ID=16687044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21634284A Granted JPS6195659A (ja) 1984-10-17 1984-10-17 公衆電話機の硬貨収納完了信号送出装置

Country Status (1)

Country Link
JP (1) JPS6195659A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6195659A (ja) 1986-05-14

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