MX385944B - Estimación del ruido de fondo en las señales de audio. - Google Patents

Estimación del ruido de fondo en las señales de audio.

Info

Publication number
MX385944B
MX385944B MX2019005799A MX2019005799A MX385944B MX 385944 B MX385944 B MX 385944B MX 2019005799 A MX2019005799 A MX 2019005799A MX 2019005799 A MX2019005799 A MX 2019005799A MX 385944 B MX385944 B MX 385944B
Authority
MX
Mexico
Prior art keywords
audio signal
linear prediction
background noise
signal segment
estimation
Prior art date
Application number
MX2019005799A
Other languages
English (en)
Spanish (es)
Other versions
MX2019005799A (es
Inventor
Martin Sehlstedt
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MX2019005799A publication Critical patent/MX2019005799A/es
Publication of MX385944B publication Critical patent/MX385944B/es

Links

Classifications

    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • G10L19/0208—Subband vocoders
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • 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
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—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
    • 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
    • G10L25/12—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 prediction 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
    • G10L25/78—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
    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX2019005799A 2014-07-29 2015-07-01 Estimación del ruido de fondo en las señales de audio. MX385944B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462030121P 2014-07-29 2014-07-29
PCT/SE2015/050770 WO2016018186A1 (en) 2014-07-29 2015-07-01 Estimation of background noise in audio signals

Publications (2)

Publication Number Publication Date
MX2019005799A MX2019005799A (es) 2019-08-12
MX385944B true MX385944B (es) 2025-03-18

Family

ID=53682771

Family Applications (3)

Application Number Title Priority Date Filing Date
MX2019005799A MX385944B (es) 2014-07-29 2015-07-01 Estimación del ruido de fondo en las señales de audio.
MX2021010373A MX2021010373A (es) 2014-07-29 2015-07-01 Estimación del ruido de fondo en las señales de audio.
MX2017000805A MX365694B (es) 2014-07-29 2015-07-01 Estimacion del ruido de fondo en señales de audio.

Family Applications After (2)

Application Number Title Priority Date Filing Date
MX2021010373A MX2021010373A (es) 2014-07-29 2015-07-01 Estimación del ruido de fondo en las señales de audio.
MX2017000805A MX365694B (es) 2014-07-29 2015-07-01 Estimacion del ruido de fondo en señales de audio.

Country Status (19)

Country Link
US (6) US9870780B2 (enExample)
EP (3) EP3175458B1 (enExample)
JP (3) JP6208377B2 (enExample)
KR (3) KR102267986B1 (enExample)
CN (3) CN106575511B (enExample)
BR (1) BR112017001643B1 (enExample)
CA (1) CA2956531C (enExample)
DK (1) DK3582221T3 (enExample)
ES (3) ES2869141T3 (enExample)
HU (1) HUE037050T2 (enExample)
MX (3) MX385944B (enExample)
MY (1) MY178131A (enExample)
NZ (1) NZ728080A (enExample)
PH (1) PH12017500031A1 (enExample)
PL (2) PL3309784T3 (enExample)
PT (1) PT3309784T (enExample)
RU (3) RU2665916C2 (enExample)
WO (1) WO2016018186A1 (enExample)
ZA (2) ZA201708141B (enExample)

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CN110110437B (zh) * 2019-05-07 2023-08-29 中汽研（天津）汽车工程研究院有限公司 一种基于相关区间不确定性理论的汽车高频噪声预测方法
CN111554314B (zh) * 2020-05-15 2024-08-16 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
CN111863016B (zh) * 2020-06-15 2022-09-02 云南国土资源职业学院 一种天文时序信号的噪声估计方法
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Also Published As

Publication number Publication date
PL3309784T3 (pl) 2020-02-28
PT3309784T (pt) 2019-11-21
BR112017001643B1 (pt) 2021-01-12
EP3309784A1 (en) 2018-04-18
CN112927724B (zh) 2024-03-22
US9870780B2 (en) 2018-01-16
PH12017500031A1 (en) 2017-05-15
KR20170026545A (ko) 2017-03-08
US20170069331A1 (en) 2017-03-09
NZ743390A (en) 2021-03-26
KR102012325B1 (ko) 2019-08-20
RU2665916C2 (ru) 2018-09-04
RU2018129139A3 (enExample) 2019-12-20
JP6788086B2 (ja) 2020-11-18
CN106575511B (zh) 2021-02-23
US12347446B2 (en) 2025-07-01
CN112927724A (zh) 2021-06-08
CN112927725A (zh) 2021-06-08
RU2018129139A (ru) 2019-03-14
PL3582221T3 (pl) 2021-07-26
RU2020100879A3 (enExample) 2021-10-13
EP3582221B1 (en) 2021-02-24
JP6600337B2 (ja) 2019-10-30
HUE037050T2 (hu) 2018-08-28
ES2758517T3 (es) 2020-05-05
ES2664348T3 (es) 2018-04-19
US20180158465A1 (en) 2018-06-07
NZ728080A (en) 2018-08-31
JP2018041083A (ja) 2018-03-15
US20190267017A1 (en) 2019-08-29
ZA201708141B (en) 2019-09-25
US11114105B2 (en) 2021-09-07
MX365694B (es) 2019-06-11
KR20190097321A (ko) 2019-08-20
EP3175458A1 (en) 2017-06-07
WO2016018186A1 (en) 2016-02-04
US10347265B2 (en) 2019-07-09
CA2956531C (en) 2020-03-24
RU2760346C2 (ru) 2021-11-24
MX2019005799A (es) 2019-08-12
MX2017000805A (es) 2017-05-04
US20230215447A1 (en) 2023-07-06
CA2956531A1 (en) 2016-02-04
RU2020100879A (ru) 2021-07-14
CN106575511A (zh) 2017-04-19
ES2869141T3 (es) 2021-10-25
EP3309784B1 (en) 2019-09-04
RU2017106163A3 (enExample) 2018-08-28
US20210366496A1 (en) 2021-11-25
EP3175458B1 (en) 2017-12-27
JP2020024435A (ja) 2020-02-13
KR20180100452A (ko) 2018-09-10
DK3582221T3 (da) 2021-04-19
BR112017001643A2 (pt) 2018-01-30
JP6208377B2 (ja) 2017-10-04
ZA201903140B (en) 2020-09-30
RU2713852C2 (ru) 2020-02-07
RU2017106163A (ru) 2018-08-28
US11636865B2 (en) 2023-04-25
EP3582221A1 (en) 2019-12-18
US20250285630A1 (en) 2025-09-11
CN112927725B (zh) 2025-02-18
MY178131A (en) 2020-10-05
MX2021010373A (es) 2023-01-18
KR101895391B1 (ko) 2018-09-07
KR102267986B1 (ko) 2021-06-22
JP2017515138A (ja) 2017-06-08

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