JPS6128228A - 会議電話システム用無通話制御装置 - Google Patents

会議電話システム用無通話制御装置

Info

Publication number
JPS6128228A
JPS6128228A JP11017484A JP11017484A JPS6128228A JP S6128228 A JPS6128228 A JP S6128228A JP 11017484 A JP11017484 A JP 11017484A JP 11017484 A JP11017484 A JP 11017484A JP S6128228 A JPS6128228 A JP S6128228A
Authority
JP
Japan
Prior art keywords
circuit
voice
switching
input
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
JP11017484A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0360221B2 (enrdf_load_stackoverflow
Inventor
Tadasuke Maruyama
唯介 丸山
Masaharu Shimada
正治 島田
Yutaka Moriyama
裕 盛山
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.)
Fujitsu Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
NEC Corp
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 Fujitsu Ltd, NEC Corp, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Priority to JP11017484A priority Critical patent/JPS6128228A/ja
Publication of JPS6128228A publication Critical patent/JPS6128228A/ja
Publication of JPH0360221B2 publication Critical patent/JPH0360221B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
JP11017484A 1984-05-30 1984-05-30 会議電話システム用無通話制御装置 Granted JPS6128228A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11017484A JPS6128228A (ja) 1984-05-30 1984-05-30 会議電話システム用無通話制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11017484A JPS6128228A (ja) 1984-05-30 1984-05-30 会議電話システム用無通話制御装置

Publications (2)

Publication Number Publication Date
JPS6128228A true JPS6128228A (ja) 1986-02-07
JPH0360221B2 JPH0360221B2 (enrdf_load_stackoverflow) 1991-09-13

Family

ID=14528922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11017484A Granted JPS6128228A (ja) 1984-05-30 1984-05-30 会議電話システム用無通話制御装置

Country Status (1)

Country Link
JP (1) JPS6128228A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0360221B2 (enrdf_load_stackoverflow) 1991-09-13

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