JPWO2022195955A1 - - Google Patents

Info

Publication number
JPWO2022195955A1
JPWO2022195955A1 JP2023506733A JP2023506733A JPWO2022195955A1 JP WO2022195955 A1 JPWO2022195955 A1 JP WO2022195955A1 JP 2023506733 A JP2023506733 A JP 2023506733A JP 2023506733 A JP2023506733 A JP 2023506733A JP WO2022195955 A1 JPWO2022195955 A1 JP WO2022195955A1
Authority
JP
Japan
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.)
Pending
Application number
JP2023506733A
Other versions
JPWO2022195955A5 (ja
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 filed Critical
Publication of JPWO2022195955A1 publication Critical patent/JPWO2022195955A1/ja
Publication of JPWO2022195955A5 publication Critical patent/JPWO2022195955A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP2023506733A 2021-03-16 2021-11-12 Pending JPWO2022195955A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021042592 2021-03-16
PCT/JP2021/041796 WO2022195955A1 (ja) 2021-03-16 2021-11-12 エコー抑圧装置、エコー抑圧方法及びエコー抑圧プログラム

Publications (2)

Publication Number Publication Date
JPWO2022195955A1 true JPWO2022195955A1 (ja) 2022-09-22
JPWO2022195955A5 JPWO2022195955A5 (ja) 2023-12-13

Family

ID=83320005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023506733A Pending JPWO2022195955A1 (ja) 2021-03-16 2021-11-12

Country Status (5)

Country Link
US (1) US20240007789A1 (ja)
EP (1) EP4290778A1 (ja)
JP (1) JPWO2022195955A1 (ja)
CN (1) CN116941186A (ja)
WO (1) WO2022195955A1 (ja)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3724705B2 (ja) * 2000-08-15 2005-12-07 日本電信電話株式会社 反響抑圧方法・反響抑圧装置
US8355511B2 (en) * 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
JP5016581B2 (ja) 2008-10-27 2012-09-05 日本電信電話株式会社 エコー抑圧装置、エコー抑圧方法、エコー抑圧プログラム、記録媒体
CN105794190B (zh) * 2013-12-12 2019-09-20 皇家飞利浦有限公司 一种音频回声抑制器及音频回声抑制方法
JP6537997B2 (ja) 2016-04-12 2019-07-03 日本電信電話株式会社 エコー抑圧装置、その方法、プログラム、及び記録媒体
WO2019143759A1 (en) * 2018-01-18 2019-07-25 Knowles Electronics, Llc Data driven echo cancellation and suppression

Also Published As

Publication number Publication date
US20240007789A1 (en) 2024-01-04
CN116941186A (zh) 2023-10-24
WO2022195955A1 (ja) 2022-09-22
EP4290778A1 (en) 2023-12-13

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Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230901