JPWO2021024471A1 - - Google Patents

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Publication number
JPWO2021024471A1
JPWO2021024471A1 JP2021537531A JP2021537531A JPWO2021024471A1 JP WO2021024471 A1 JPWO2021024471 A1 JP WO2021024471A1 JP 2021537531 A JP2021537531 A JP 2021537531A JP 2021537531 A JP2021537531 A JP 2021537531A JP WO2021024471 A1 JPWO2021024471 A1 JP WO2021024471A1
Authority
JP
Japan
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Application number
JP2021537531A
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JPWO2021024471A5 (ja
JP7218811B2 (ja
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Publication of JP7218811B2 publication Critical patent/JP7218811B2/ja
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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1783—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions
    • G10K11/17833—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions by using a self-diagnostic function or a malfunction prevention function, e.g. detecting abnormal output levels
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
JP2021537531A 2019-08-08 2019-08-08 雑音推定装置、雑音推定方法及びプログラム Active JP7218811B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/031444 WO2021024471A1 (ja) 2019-08-08 2019-08-08 雑音推定装置、移動物体音検出装置、雑音推定方法、移動物体音検出方法及び非一時的なコンピュータ可読媒体

Publications (3)

Publication Number Publication Date
JPWO2021024471A1 true JPWO2021024471A1 (ja) 2021-02-11
JPWO2021024471A5 JPWO2021024471A5 (ja) 2022-04-18
JP7218811B2 JP7218811B2 (ja) 2023-02-07

Family

ID=74503053

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021537531A Active JP7218811B2 (ja) 2019-08-08 2019-08-08 雑音推定装置、雑音推定方法及びプログラム

Country Status (3)

Country Link
US (1) US20220293081A1 (ja)
JP (1) JP7218811B2 (ja)
WO (1) WO2021024471A1 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013021960A1 (ja) * 2011-08-11 2013-02-14 日本電気株式会社 信号処理装置、信号処理方法、および信号処理プログラム
WO2013179464A1 (ja) * 2012-05-31 2013-12-05 トヨタ自動車株式会社 音源検出装置、ノイズモデル生成装置、ノイズ抑圧装置、音源方位推定装置、接近車両検出装置及びノイズ抑圧方法
JP2016218160A (ja) * 2015-05-18 2016-12-22 株式会社Ｊｖｃケンウッド オーディオ信号処理装置、オーディオ信号処理方法及びオーディオ信号処理プログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8712069B1 (en) * 2010-04-19 2014-04-29 Audience, Inc. Selection of system parameters based on non-acoustic sensor information
US9955277B1 (en) * 2012-09-26 2018-04-24 Foundation For Research And Technology-Hellas (F.O.R.T.H.) Institute Of Computer Science (I.C.S.) Spatial sound characterization apparatuses, methods and systems
GB201710085D0 (en) * 2017-06-23 2017-08-09 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013021960A1 (ja) * 2011-08-11 2013-02-14 日本電気株式会社 信号処理装置、信号処理方法、および信号処理プログラム
WO2013179464A1 (ja) * 2012-05-31 2013-12-05 トヨタ自動車株式会社 音源検出装置、ノイズモデル生成装置、ノイズ抑圧装置、音源方位推定装置、接近車両検出装置及びノイズ抑圧方法
JP2016218160A (ja) * 2015-05-18 2016-12-22 株式会社Ｊｖｃケンウッド オーディオ信号処理装置、オーディオ信号処理方法及びオーディオ信号処理プログラム

Also Published As

Publication number Publication date
WO2021024471A1 (ja) 2021-02-11
US20220293081A1 (en) 2022-09-15
JP7218811B2 (ja) 2023-02-07

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