JPH0224426B2 - - Google Patents

Info

Publication number
JPH0224426B2
JPH0224426B2 JP58029294A JP2929483A JPH0224426B2 JP H0224426 B2 JPH0224426 B2 JP H0224426B2 JP 58029294 A JP58029294 A JP 58029294A JP 2929483 A JP2929483 A JP 2929483A JP H0224426 B2 JPH0224426 B2 JP H0224426B2
Authority
JP
Japan
Prior art keywords
bridge
line
point
bridges
circuit
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.)
Expired - Lifetime
Application number
JP58029294A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59156058A (ja
Inventor
Masaharu Shimada
Akihisa Nakajima
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 JP2929483A priority Critical patent/JPS59156058A/ja
Publication of JPS59156058A publication Critical patent/JPS59156058A/ja
Publication of JPH0224426B2 publication Critical patent/JPH0224426B2/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
    • H04M3/562—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities where the conference facilities are distributed
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP2929483A 1983-02-25 1983-02-25 多対地点間接続方式 Granted JPS59156058A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2929483A JPS59156058A (ja) 1983-02-25 1983-02-25 多対地点間接続方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2929483A JPS59156058A (ja) 1983-02-25 1983-02-25 多対地点間接続方式

Publications (2)

Publication Number Publication Date
JPS59156058A JPS59156058A (ja) 1984-09-05
JPH0224426B2 true JPH0224426B2 (enrdf_load_stackoverflow) 1990-05-29

Family

ID=12272219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2929483A Granted JPS59156058A (ja) 1983-02-25 1983-02-25 多対地点間接続方式

Country Status (1)

Country Link
JP (1) JPS59156058A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS639298A (ja) * 1986-06-30 1988-01-14 Mitsubishi Electric Corp 方路選択回路
JP2828527B2 (ja) * 1991-08-08 1998-11-25 三菱電機株式会社 多地点間音声通信方式
JP4516227B2 (ja) * 2001-02-08 2010-08-04 株式会社日立国際電気 通信システム
JP2012169925A (ja) * 2011-02-15 2012-09-06 Taihei Kogyo Co Ltd 双方向通信システム、中継器及び双方向通信方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55161455A (en) * 1979-06-04 1980-12-16 Mitsubishi Electric Corp Voice mixing unit for service
JPS5961260A (ja) * 1982-09-29 1984-04-07 Fujitsu Ltd 音声通話用信号混合方式

Also Published As

Publication number Publication date
JPS59156058A (ja) 1984-09-05

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