JPS6225309B2 - - Google Patents

Info

Publication number
JPS6225309B2
JPS6225309B2 JP12020481A JP12020481A JPS6225309B2 JP S6225309 B2 JPS6225309 B2 JP S6225309B2 JP 12020481 A JP12020481 A JP 12020481A JP 12020481 A JP12020481 A JP 12020481A JP S6225309 B2 JPS6225309 B2 JP S6225309B2
Authority
JP
Japan
Prior art keywords
speaker
audio
station
voice
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
Application number
JP12020481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5821961A (ja
Inventor
Yoshinori Kajii
Shinji Hirayama
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
Original Assignee
Fujitsu Ltd
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 filed Critical Fujitsu Ltd
Priority to JP12020481A priority Critical patent/JPS5821961A/ja
Publication of JPS5821961A publication Critical patent/JPS5821961A/ja
Publication of JPS6225309B2 publication Critical patent/JPS6225309B2/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/38—Displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP12020481A 1981-07-31 1981-07-31 音声遠隔会議方式 Granted JPS5821961A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12020481A JPS5821961A (ja) 1981-07-31 1981-07-31 音声遠隔会議方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12020481A JPS5821961A (ja) 1981-07-31 1981-07-31 音声遠隔会議方式

Publications (2)

Publication Number Publication Date
JPS5821961A JPS5821961A (ja) 1983-02-09
JPS6225309B2 true JPS6225309B2 (de) 1987-06-02

Family

ID=14780476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12020481A Granted JPS5821961A (ja) 1981-07-31 1981-07-31 音声遠隔会議方式

Country Status (1)

Country Link
JP (1) JPS5821961A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59202761A (ja) * 1983-04-30 1984-11-16 Tatsuta Electric Wire & Cable Co Ltd 会議電話装置
JPS6039969A (ja) * 1983-08-12 1985-03-02 Tatsuta Electric Wire & Cable Co Ltd 会議電話装置
JPS6039968A (ja) * 1983-08-12 1985-03-02 Tatsuta Electric Wire & Cable Co Ltd 会議電話装置
JPH0789634B2 (ja) * 1985-07-01 1995-09-27 富士通株式会社 会議電話端末装置
TW223724B (en) * 1993-05-24 1994-05-11 American Telephone & Telegraph Conference call participation tracking
JPH07162536A (ja) * 1993-12-08 1995-06-23 Nec Corp 会議通話装置
US7154526B2 (en) * 2003-07-11 2006-12-26 Fuji Xerox Co., Ltd. Telepresence system and method for video teleconferencing

Also Published As

Publication number Publication date
JPS5821961A (ja) 1983-02-09

Similar Documents

Publication Publication Date Title
US4689820A (en) Hearing aid responsive to signals inside and outside of the audio frequency range
JP6200369B2 (ja) 未知の話し手を識別するシステム
JP3483086B2 (ja) 音声電話会議装置
JPS6225309B2 (de)
WO1995019086A1 (en) Telecommunications conferencing/communications apparatus and method
JPH04140953A (ja) ドアホンの信号伝送装置
JPH04185156A (ja) 同時通訳用通信装置
US2166775A (en) Electronic amplifying coupler and system therefor
JPS6012854A (ja) 会議電話システム
JPH07107451A (ja) 画像通信端末装置
JP3129861B2 (ja) ワイヤレス通信装置
JPH07245748A (ja) 音響信号を用いた通信装置
ES2047001T3 (es) Equipo telefonico de manos libres para conferencias simultaneas.
JPS6039968A (ja) 会議電話装置
JPS6226965A (ja) 通話装置
KR950005046A (ko) 2선식 비디오 도어폰장치
JPS62190962A (ja) 会議通話方式
JPH0746565A (ja) 通信システム
JPS61224550A (ja) 音声会議装置における音質劣化防止方式
WO2006016316A1 (en) Conference system with quality information
JPS6038065B2 (ja) 会議電話装置
JPS6320983A (ja) 静止画像伝送システム
JPS59202761A (ja) 会議電話装置
JPH08237627A (ja) 多地点テレビ会議システム
JPS60114056A (ja) 拡声電話機