JPS53123605A - Conference service system - Google Patents

Conference service system

Info

Publication number
JPS53123605A
JPS53123605A JP3805377A JP3805377A JPS53123605A JP S53123605 A JPS53123605 A JP S53123605A JP 3805377 A JP3805377 A JP 3805377A JP 3805377 A JP3805377 A JP 3805377A JP S53123605 A JPS53123605 A JP S53123605A
Authority
JP
Japan
Prior art keywords
conference service
service system
silence
simplify
control
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
JP3805377A
Other languages
Japanese (ja)
Other versions
JPS5823990B2 (en
Inventor
Asuhiko Kumashiro
Shigeru Nishiyama
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP3805377A priority Critical patent/JPS5823990B2/en
Publication of JPS53123605A publication Critical patent/JPS53123605A/en
Publication of JPS5823990B2 publication Critical patent/JPS5823990B2/en
Expired 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
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Abstract

PURPOSE:To simplify the control of a conference service trunk with adding sound signals by connecting the silence to the empty terminal by the release order of the talking path.
JP3805377A 1977-04-05 1977-04-05 Conference call method Expired JPS5823990B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3805377A JPS5823990B2 (en) 1977-04-05 1977-04-05 Conference call method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3805377A JPS5823990B2 (en) 1977-04-05 1977-04-05 Conference call method

Publications (2)

Publication Number Publication Date
JPS53123605A true JPS53123605A (en) 1978-10-28
JPS5823990B2 JPS5823990B2 (en) 1983-05-18

Family

ID=12514766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3805377A Expired JPS5823990B2 (en) 1977-04-05 1977-04-05 Conference call method

Country Status (1)

Country Link
JP (1) JPS5823990B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5643858A (en) * 1979-09-17 1981-04-22 Nec Corp Digital conference telephone system
JPS59153370A (en) * 1983-02-21 1984-09-01 Hitachi Ltd Conference communication control system
JPH04235447A (en) * 1991-01-09 1992-08-24 Canon Inc Line wire transfer system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040698U (en) * 1983-08-25 1985-03-22 アイカ工業株式会社 Wooden door components

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5643858A (en) * 1979-09-17 1981-04-22 Nec Corp Digital conference telephone system
JPS59153370A (en) * 1983-02-21 1984-09-01 Hitachi Ltd Conference communication control system
JPH04235447A (en) * 1991-01-09 1992-08-24 Canon Inc Line wire transfer system

Also Published As

Publication number Publication date
JPS5823990B2 (en) 1983-05-18

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