DK3719801T3 - Estimering af baggrundsstøj i audiosignaler - Google Patents

Estimering af baggrundsstøj i audiosignaler Download PDF

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Publication number
DK3719801T3
DK3719801T3 DK20173837.4T DK20173837T DK3719801T3 DK 3719801 T3 DK3719801 T3 DK 3719801T3 DK 20173837 T DK20173837 T DK 20173837T DK 3719801 T3 DK3719801 T3 DK 3719801T3
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DK
Denmark
Prior art keywords
estimation
audio signals
background noise
noise
background
Prior art date
Application number
DK20173837.4T
Other languages
English (en)
Inventor
Martin Sehlstedt
Original Assignee
Ericsson Telefon Ab L M
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Publication of DK3719801T3 publication Critical patent/DK3719801T3/da

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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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • 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
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Telephone Function (AREA)
  • Circuit For Audible Band Transducer (AREA)
DK20173837.4T 2013-12-19 2014-12-01 Estimering af baggrundsstøj i audiosignaler DK3719801T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361918258P 2013-12-19 2013-12-19
EP18195924.8A EP3438979B1 (en) 2013-12-19 2014-12-01 Estimation of background noise in audio signals

Publications (1)

Publication Number Publication Date
DK3719801T3 true DK3719801T3 (da) 2023-02-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK20173837.4T DK3719801T3 (da) 2013-12-19 2014-12-01 Estimering af baggrundsstøj i audiosignaler

Country Status (11)

Country Link
US (5) US9626986B2 (da)
EP (3) EP3719801B1 (da)
CN (3) CN110265058B (da)
BR (1) BR112016014104B1 (da)
DK (1) DK3719801T3 (da)
ES (3) ES2941782T3 (da)
HU (1) HUE041826T2 (da)
PL (1) PL3084763T3 (da)
PT (1) PT3438979T (da)
RU (3) RU2618940C1 (da)
WO (1) WO2015094083A1 (da)

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KR20210031265A (ko) * 2019-09-11 2021-03-19 삼성전자주식회사 전자 장치 및 그 동작방법
CN111554314A (zh) * 2020-05-15 2020-08-18 腾讯科技（深圳）有限公司 噪声检测方法、装置、终端及存储介质
CN112908352B (zh) * 2021-03-01 2024-04-16 百果园技术(新加坡)有限公司 一种音频去噪方法、装置、电子设备及存储介质
CN114495907A (zh) * 2022-01-27 2022-05-13 多益网络有限公司 自适应的语音活动检测方法、装置、设备以及存储介质
CN115347978B (zh) * 2022-08-03 2023-09-01 新诺北斗航科信息技术（厦门）股份有限公司 一种识别ais帧头数据的方法、装置及存储介质

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BR112016014104B1 (pt) 2020-12-29
CN105830154B (zh) 2019-06-28
US20160314799A1 (en) 2016-10-27
RU2017112844A3 (da) 2020-03-25
EP3438979B1 (en) 2020-06-24
EP3084763B1 (en) 2018-10-24
EP3719801B1 (en) 2023-02-01
US20190259407A1 (en) 2019-08-22
ES2697423T3 (es) 2019-01-23
RU2720357C2 (ru) 2020-04-29
US10311890B2 (en) 2019-06-04
EP3084763A1 (en) 2016-10-26
US10573332B2 (en) 2020-02-25
WO2015094083A1 (en) 2015-06-25
PL3084763T3 (pl) 2019-03-29
EP3084763A4 (en) 2016-12-14
CN110265058B (zh) 2023-01-17
ES2941782T3 (es) 2023-05-25
EP3719801A1 (en) 2020-10-07
US11164590B2 (en) 2021-11-02
CN110265059B (zh) 2023-03-31
RU2017112844A (ru) 2019-01-25
CN105830154A (zh) 2016-08-03
RU2020114434A3 (da) 2021-12-02
US20200152217A1 (en) 2020-05-14
HUE041826T2 (hu) 2019-05-28
RU2020114434A (ru) 2021-10-25
CN110265058A (zh) 2019-09-20
US9626986B2 (en) 2017-04-18
CN110265059A (zh) 2019-09-20
US20170186447A1 (en) 2017-06-29
ES2819032T3 (es) 2021-04-14
PT3438979T (pt) 2020-07-28
EP3438979A1 (en) 2019-02-06
US9818434B2 (en) 2017-11-14
US20180033455A1 (en) 2018-02-01
RU2618940C1 (ru) 2017-05-11

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