JPS57193163A - Receiving and transmitting system for reminder signal - Google Patents

Receiving and transmitting system for reminder signal

Info

Publication number
JPS57193163A
JPS57193163A JP7764381A JP7764381A JPS57193163A JP S57193163 A JPS57193163 A JP S57193163A JP 7764381 A JP7764381 A JP 7764381A JP 7764381 A JP7764381 A JP 7764381A JP S57193163 A JPS57193163 A JP S57193163A
Authority
JP
Japan
Prior art keywords
telephone set
caller
reminder
reminder signal
receiving
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
JP7764381A
Other languages
Japanese (ja)
Inventor
Haruyuki Yoshino
Kenzo Hasegawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP7764381A priority Critical patent/JPS57193163A/en
Publication of JPS57193163A publication Critical patent/JPS57193163A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)

Abstract

PURPOSE:To give reminder for a caller to be responded for earlier response, by transmitting a reminder signal to an opposing telephone set through the operation of a caller, in a telephone set in busy state. CONSTITUTION:During the call between telephone sets A and B, if a caller (b) of the telephone set B leaves during the call and is not returned for a long time, another caller (a) of the telephone set A operates numerical buttons 1 and 2 on the telephone set TEL for a prescribed time, then a reminder signal in 697Hz is transmitted to the telephone set B and drives a buzzer BZ to give a reminder to the caller (b) for earlier response.
JP7764381A 1981-05-22 1981-05-22 Receiving and transmitting system for reminder signal Pending JPS57193163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7764381A JPS57193163A (en) 1981-05-22 1981-05-22 Receiving and transmitting system for reminder signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7764381A JPS57193163A (en) 1981-05-22 1981-05-22 Receiving and transmitting system for reminder signal

Publications (1)

Publication Number Publication Date
JPS57193163A true JPS57193163A (en) 1982-11-27

Family

ID=13639569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7764381A Pending JPS57193163A (en) 1981-05-22 1981-05-22 Receiving and transmitting system for reminder signal

Country Status (1)

Country Link
JP (1) JPS57193163A (en)

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