JPH0461542B2 - - Google Patents

Info

Publication number
JPH0461542B2
JPH0461542B2 JP18144287A JP18144287A JPH0461542B2 JP H0461542 B2 JPH0461542 B2 JP H0461542B2 JP 18144287 A JP18144287 A JP 18144287A JP 18144287 A JP18144287 A JP 18144287A JP H0461542 B2 JPH0461542 B2 JP H0461542B2
Authority
JP
Japan
Prior art keywords
line
echo canceller
switching
cancellation
audio conference
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
JP18144287A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6424657A (en
Inventor
Hiroshi Oikawa
Shoji Makino
Nobuo Koizumi
Takashi Saeki
Naohide Kushige
Shigenobu Minami
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.)
Toshiba Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Toshiba 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 Toshiba Corp, Nippon Telegraph and Telephone Corp filed Critical Toshiba Corp
Priority to JP18144287A priority Critical patent/JPS6424657A/ja
Publication of JPS6424657A publication Critical patent/JPS6424657A/ja
Publication of JPH0461542B2 publication Critical patent/JPH0461542B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP18144287A 1987-07-21 1987-07-21 Voice conference equipment Granted JPS6424657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18144287A JPS6424657A (en) 1987-07-21 1987-07-21 Voice conference equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18144287A JPS6424657A (en) 1987-07-21 1987-07-21 Voice conference equipment

Publications (2)

Publication Number Publication Date
JPS6424657A JPS6424657A (en) 1989-01-26
JPH0461542B2 true JPH0461542B2 (enrdf_load_stackoverflow) 1992-10-01

Family

ID=16100842

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18144287A Granted JPS6424657A (en) 1987-07-21 1987-07-21 Voice conference equipment

Country Status (1)

Country Link
JP (1) JPS6424657A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2056455C (en) * 1990-02-16 1996-06-11 Juro Ohga Speaking apparatus having handfree conversation function
JP6427884B2 (ja) * 2014-01-28 2018-11-28 株式会社リコー 情報処理装置、プログラム、および情報処理システム

Also Published As

Publication number Publication date
JPS6424657A (en) 1989-01-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees
R154 Certificate of patent or utility model (reissue)

Free format text: JAPANESE INTERMEDIATE CODE: R154