CN116325796A - 音频信号处理装置和方法 - Google Patents

音频信号处理装置和方法 Download PDF

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Publication number
CN116325796A
CN116325796A CN202080105570.0A CN202080105570A CN116325796A CN 116325796 A CN116325796 A CN 116325796A CN 202080105570 A CN202080105570 A CN 202080105570A CN 116325796 A CN116325796 A CN 116325796A
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CN
China
Prior art keywords
sampling frequency
sound signal
sound
output
signal processing
Prior art date
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Pending
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CN202080105570.0A
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English (en)
Chinese (zh)
Inventor
引间胜昭
小菅太
日下部雄一
谷口优次
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Denso Ten Ltd
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Denso Ten Ltd
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Application filed by Denso Ten Ltd filed Critical Denso Ten Ltd
Publication of CN116325796A publication Critical patent/CN116325796A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0324—Details of processing therefor
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
CN202080105570.0A 2020-12-07 2020-12-07 音频信号处理装置和方法 Pending CN116325796A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/045443 WO2022123622A1 (ja) 2020-12-07 2020-12-07 音声信号処理装置及び方法

Publications (1)

Publication Number Publication Date
CN116325796A true CN116325796A (zh) 2023-06-23

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ID=81974304

Family Applications (1)

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CN202080105570.0A Pending CN116325796A (zh) 2020-12-07 2020-12-07 音频信号处理装置和方法

Country Status (4)

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US (1) US20230386496A1 (https=)
JP (1) JPWO2022123622A1 (https=)
CN (1) CN116325796A (https=)
WO (1) WO2022123622A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12552391B2 (en) * 2022-03-17 2026-02-17 Honda Motor Co., Ltd. Information processing system mounted on a vehicle and including connected dashboard camera, in-vehicle infotainment, microphone, and speaker, and information processing method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05249954A (ja) * 1992-03-06 1993-09-28 Yamaha Corp 効果付与装置
US20040192192A1 (en) * 2003-03-31 2004-09-30 Takuo Mukai Method and apparatus for mobile phone using semiconductor device capable of inter-processing voice signal and audio signal
US20110119055A1 (en) * 2008-07-14 2011-05-19 Tae Jin Lee Apparatus for encoding and decoding of integrated speech and audio
JP2018173442A (ja) * 2017-03-31 2018-11-08 ブラザー工業株式会社 効果付与装置及び効果付与プログラム
US20200184988A1 (en) * 2017-08-28 2020-06-11 Sony Interactive Entertainment Inc. Sound signal processing device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002247137A (ja) * 2000-04-25 2002-08-30 Canon Inc 通信装置及び通信方法
JP2003058194A (ja) * 2001-08-16 2003-02-28 Sony Corp 符号化装置、伝送装置、記録装置、復号化装置、再生装置、付加情報付加装置、記録媒体、符号化方法、伝送方法、記録方法、復号化方法、再生方法および付加情報付加方法
CN101925952B (zh) * 2008-01-21 2012-06-06 松下电器产业株式会社 音响再现装置
US9236064B2 (en) * 2012-02-15 2016-01-12 Microsoft Technology Licensing, Llc Sample rate converter with automatic anti-aliasing filter
US10489103B1 (en) * 2016-11-15 2019-11-26 Philip A Gruebele Wearable audio recorder and retrieval software applications
JP2020177060A (ja) * 2019-04-16 2020-10-29 オンキヨー株式会社 音声認識システム、及び、音声認識方法
US12273692B2 (en) * 2020-07-09 2025-04-08 Toa Corporation Public address device, howling suppression device, and howling suppression method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05249954A (ja) * 1992-03-06 1993-09-28 Yamaha Corp 効果付与装置
US20040192192A1 (en) * 2003-03-31 2004-09-30 Takuo Mukai Method and apparatus for mobile phone using semiconductor device capable of inter-processing voice signal and audio signal
US20110119055A1 (en) * 2008-07-14 2011-05-19 Tae Jin Lee Apparatus for encoding and decoding of integrated speech and audio
JP2018173442A (ja) * 2017-03-31 2018-11-08 ブラザー工業株式会社 効果付与装置及び効果付与プログラム
US20200184988A1 (en) * 2017-08-28 2020-06-11 Sony Interactive Entertainment Inc. Sound signal processing device

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WO2022123622A1 (ja) 2022-06-16
US20230386496A1 (en) 2023-11-30
JPWO2022123622A1 (https=) 2022-06-16

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Application publication date: 20230623