JPS56126363A - Conference telephone system - Google Patents
Conference telephone systemInfo
- Publication number
- JPS56126363A JPS56126363A JP2998180A JP2998180A JPS56126363A JP S56126363 A JPS56126363 A JP S56126363A JP 2998180 A JP2998180 A JP 2998180A JP 2998180 A JP2998180 A JP 2998180A JP S56126363 A JPS56126363 A JP S56126363A
- Authority
- JP
- Japan
- Prior art keywords
- conference
- cft
- misoperation
- dialing
- subscribers
- 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
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2998180A JPS6037671B2 (ja) | 1980-03-10 | 1980-03-10 | 会議電話方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2998180A JPS6037671B2 (ja) | 1980-03-10 | 1980-03-10 | 会議電話方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56126363A true JPS56126363A (en) | 1981-10-03 |
JPS6037671B2 JPS6037671B2 (ja) | 1985-08-27 |
Family
ID=12291130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2998180A Expired JPS6037671B2 (ja) | 1980-03-10 | 1980-03-10 | 会議電話方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6037671B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4540850A (en) * | 1983-04-29 | 1985-09-10 | At&T Bell Laboratories | Method and apparatus for controlling a conference |
-
1980
- 1980-03-10 JP JP2998180A patent/JPS6037671B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4540850A (en) * | 1983-04-29 | 1985-09-10 | At&T Bell Laboratories | Method and apparatus for controlling a conference |
Also Published As
Publication number | Publication date |
---|---|
JPS6037671B2 (ja) | 1985-08-27 |
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