JPH0213989B2 - - Google Patents

Info

Publication number
JPH0213989B2
JPH0213989B2 JP58070909A JP7090983A JPH0213989B2 JP H0213989 B2 JPH0213989 B2 JP H0213989B2 JP 58070909 A JP58070909 A JP 58070909A JP 7090983 A JP7090983 A JP 7090983A JP H0213989 B2 JPH0213989 B2 JP H0213989B2
Authority
JP
Japan
Prior art keywords
conference
signal
circuit
register
content
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
JP58070909A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59196642A (ja
Inventor
Masaharu Shimada
Mitsuru Watanabe
Akihisa Nakajima
Katsunori Hoshida
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.)
NTT Inc
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 JP7090983A priority Critical patent/JPS59196642A/ja
Publication of JPS59196642A publication Critical patent/JPS59196642A/ja
Publication of JPH0213989B2 publication Critical patent/JPH0213989B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
JP7090983A 1983-04-23 1983-04-23 デイジタル会議電話秘話装置 Granted JPS59196642A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7090983A JPS59196642A (ja) 1983-04-23 1983-04-23 デイジタル会議電話秘話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7090983A JPS59196642A (ja) 1983-04-23 1983-04-23 デイジタル会議電話秘話装置

Publications (2)

Publication Number Publication Date
JPS59196642A JPS59196642A (ja) 1984-11-08
JPH0213989B2 true JPH0213989B2 (OSRAM) 1990-04-05

Family

ID=13445109

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7090983A Granted JPS59196642A (ja) 1983-04-23 1983-04-23 デイジタル会議電話秘話装置

Country Status (1)

Country Link
JP (1) JPS59196642A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7062286B2 (en) * 2004-04-05 2006-06-13 Motorola, Inc. Conversion of calls from an ad hoc communication network

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5225508A (en) * 1975-08-21 1977-02-25 Nippon Telegr & Teleph Corp <Ntt> Digital conference call unit
JPS6019178B2 (ja) * 1977-03-01 1985-05-15 富士通株式会社 同時接続方式
JPS5754035A (ja) * 1980-09-17 1982-03-31 Toyota Motor Corp Jikubuhinhenokangobuzainokoteiho

Also Published As

Publication number Publication date
JPS59196642A (ja) 1984-11-08

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