JPS5696567A - Telephone system of call tone identification on charging time band - Google Patents

Telephone system of call tone identification on charging time band

Info

Publication number
JPS5696567A
JPS5696567A JP17284179A JP17284179A JPS5696567A JP S5696567 A JPS5696567 A JP S5696567A JP 17284179 A JP17284179 A JP 17284179A JP 17284179 A JP17284179 A JP 17284179A JP S5696567 A JPS5696567 A JP S5696567A
Authority
JP
Japan
Prior art keywords
time band
call tone
telephone system
charging time
fed
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.)
Pending
Application number
JP17284179A
Other languages
English (en)
Inventor
Teruo Itakura
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP17284179A priority Critical patent/JPS5696567A/ja
Publication of JPS5696567A publication Critical patent/JPS5696567A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP17284179A 1979-12-28 1979-12-28 Telephone system of call tone identification on charging time band Pending JPS5696567A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17284179A JPS5696567A (en) 1979-12-28 1979-12-28 Telephone system of call tone identification on charging time band

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17284179A JPS5696567A (en) 1979-12-28 1979-12-28 Telephone system of call tone identification on charging time band

Publications (1)

Publication Number Publication Date
JPS5696567A true JPS5696567A (en) 1981-08-04

Family

ID=15949317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17284179A Pending JPS5696567A (en) 1979-12-28 1979-12-28 Telephone system of call tone identification on charging time band

Country Status (1)

Country Link
JP (1) JPS5696567A (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023907A (ja) * 1973-07-02 1975-03-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023907A (ja) * 1973-07-02 1975-03-14

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