JPS5250104A - Ordering communication system by amplified call - Google Patents

Ordering communication system by amplified call

Info

Publication number
JPS5250104A
JPS5250104A JP50126735A JP12673575A JPS5250104A JP S5250104 A JPS5250104 A JP S5250104A JP 50126735 A JP50126735 A JP 50126735A JP 12673575 A JP12673575 A JP 12673575A JP S5250104 A JPS5250104 A JP S5250104A
Authority
JP
Japan
Prior art keywords
communication system
amplified call
ordering communication
amplified
call
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
JP50126735A
Other languages
Japanese (ja)
Other versions
JPS5832817B2 (en
Inventor
Hideyasu Hashiba
Takao Oshima
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 JP50126735A priority Critical patent/JPS5832817B2/en
Publication of JPS5250104A publication Critical patent/JPS5250104A/en
Publication of JPS5832817B2 publication Critical patent/JPS5832817B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)

Abstract

PURPOSE:Through trigger signal oscillator, the calling speaker is actuated onle in the case of amplified call.
JP50126735A 1975-10-21 1975-10-21 Kakuseiyobidashiniyoruuchiawasetsuushinhoushiki Expired JPS5832817B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50126735A JPS5832817B2 (en) 1975-10-21 1975-10-21 Kakuseiyobidashiniyoruuchiawasetsuushinhoushiki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50126735A JPS5832817B2 (en) 1975-10-21 1975-10-21 Kakuseiyobidashiniyoruuchiawasetsuushinhoushiki

Publications (2)

Publication Number Publication Date
JPS5250104A true JPS5250104A (en) 1977-04-21
JPS5832817B2 JPS5832817B2 (en) 1983-07-15

Family

ID=14942583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50126735A Expired JPS5832817B2 (en) 1975-10-21 1975-10-21 Kakuseiyobidashiniyoruuchiawasetsuushinhoushiki

Country Status (1)

Country Link
JP (1) JPS5832817B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5691566A (en) * 1979-12-26 1981-07-24 Iwatsu Electric Co Ltd Signal transmission system of key telephone set
JPS59123358A (en) * 1982-12-29 1984-07-17 Aihon Kk Carrier type interphone set

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5691566A (en) * 1979-12-26 1981-07-24 Iwatsu Electric Co Ltd Signal transmission system of key telephone set
JPS59123358A (en) * 1982-12-29 1984-07-17 Aihon Kk Carrier type interphone set

Also Published As

Publication number Publication date
JPS5832817B2 (en) 1983-07-15

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