JPS57142055A - Simultaneous communication signal device - Google Patents

Simultaneous communication signal device

Info

Publication number
JPS57142055A
JPS57142055A JP2793081A JP2793081A JPS57142055A JP S57142055 A JPS57142055 A JP S57142055A JP 2793081 A JP2793081 A JP 2793081A JP 2793081 A JP2793081 A JP 2793081A JP S57142055 A JPS57142055 A JP S57142055A
Authority
JP
Japan
Prior art keywords
incoming terminal
terminal
designation
section
simultaneous communication
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
JP2793081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6261180B2 (enrdf_load_stackoverflow
Inventor
Kazuo Imai
Toshiro Mizuno
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 JP2793081A priority Critical patent/JPS57142055A/ja
Priority to US06/265,484 priority patent/US4379946A/en
Priority to CA000378235A priority patent/CA1176339A/en
Priority to EP81104283A priority patent/EP0041695B1/en
Priority to DE8181104283T priority patent/DE3169012D1/de
Publication of JPS57142055A publication Critical patent/JPS57142055A/ja
Publication of JPS6261180B2 publication Critical patent/JPS6261180B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2793081A 1980-06-05 1981-02-27 Simultaneous communication signal device Granted JPS57142055A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2793081A JPS57142055A (en) 1981-02-27 1981-02-27 Simultaneous communication signal device
US06/265,484 US4379946A (en) 1980-06-05 1981-05-20 Signalling system and signal control equipment for multi-address calling
CA000378235A CA1176339A (en) 1980-06-05 1981-05-25 Signalling system and signal control equipment for multi-address calling
EP81104283A EP0041695B1 (en) 1980-06-05 1981-06-03 Signalling system and signal control equipment for multi-address calling
DE8181104283T DE3169012D1 (en) 1980-06-05 1981-06-03 Signalling system and signal control equipment for multi-address calling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2793081A JPS57142055A (en) 1981-02-27 1981-02-27 Simultaneous communication signal device

Publications (2)

Publication Number Publication Date
JPS57142055A true JPS57142055A (en) 1982-09-02
JPS6261180B2 JPS6261180B2 (enrdf_load_stackoverflow) 1987-12-19

Family

ID=12234603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2793081A Granted JPS57142055A (en) 1980-06-05 1981-02-27 Simultaneous communication signal device

Country Status (1)

Country Link
JP (1) JPS57142055A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107649A (ja) * 1982-12-10 1984-06-21 Fujitsu Ltd 選択方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107649A (ja) * 1982-12-10 1984-06-21 Fujitsu Ltd 選択方式

Also Published As

Publication number Publication date
JPS6261180B2 (enrdf_load_stackoverflow) 1987-12-19

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