JPS59158166A - 会議電話接続装置 - Google Patents

会議電話接続装置

Info

Publication number
JPS59158166A
JPS59158166A JP3142583A JP3142583A JPS59158166A JP S59158166 A JPS59158166 A JP S59158166A JP 3142583 A JP3142583 A JP 3142583A JP 3142583 A JP3142583 A JP 3142583A JP S59158166 A JPS59158166 A JP S59158166A
Authority
JP
Japan
Prior art keywords
conference
telephone
subscriber
switch
subscriber 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.)
Granted
Application number
JP3142583A
Other languages
English (en)
Japanese (ja)
Other versions
JPH03949B2 (enrdf_load_stackoverflow
Inventor
Katsunobu Miyake
三宅　勝伸
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
Original Assignee
Nippon Telegraph and Telephone Corp
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 filed Critical Nippon Telegraph and Telephone Corp
Priority to JP3142583A priority Critical patent/JPS59158166A/ja
Publication of JPS59158166A publication Critical patent/JPS59158166A/ja
Publication of JPH03949B2 publication Critical patent/JPH03949B2/ja
Granted 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/50—Aspects of automatic or semi-automatic exchanges related to audio conference
    • H04M2203/5063—Centrally initiated conference, i.e. conference server dials participants
    • 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
    • H04M3/563—User guidance or feature selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP3142583A 1983-02-25 1983-02-25 会議電話接続装置 Granted JPS59158166A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3142583A JPS59158166A (ja) 1983-02-25 1983-02-25 会議電話接続装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3142583A JPS59158166A (ja) 1983-02-25 1983-02-25 会議電話接続装置

Publications (2)

Publication Number Publication Date
JPS59158166A true JPS59158166A (ja) 1984-09-07
JPH03949B2 JPH03949B2 (enrdf_load_stackoverflow) 1991-01-09

Family

ID=12330884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3142583A Granted JPS59158166A (ja) 1983-02-25 1983-02-25 会議電話接続装置

Country Status (1)

Country Link
JP (1) JPS59158166A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147367A (en) * 1981-03-09 1982-09-11 Hitachi Ltd Conference trunk

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147367A (en) * 1981-03-09 1982-09-11 Hitachi Ltd Conference trunk

Also Published As

Publication number Publication date
JPH03949B2 (enrdf_load_stackoverflow) 1991-01-09

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