CN110634503B - 用于信号处理的方法和设备 - Google Patents

用于信号处理的方法和设备 Download PDF

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CN110634503B
CN110634503B CN201910859726.3A CN201910859726A CN110634503B CN 110634503 B CN110634503 B CN 110634503B CN 201910859726 A CN201910859726 A CN 201910859726A CN 110634503 B CN110634503 B CN 110634503B
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signal
band
encoder
mixing factor
low
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CN110634503A (zh
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文卡特拉曼·S·阿提
文卡特什·克里希南
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/02—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
    • G10L19/02—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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Amplitude Modulation (AREA)
CN201910859726.3A 2013-10-11 2014-10-09 用于信号处理的方法和设备 Active CN110634503B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910859726.3A CN110634503B (zh) 2013-10-11 2014-10-09 用于信号处理的方法和设备

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361889727P 2013-10-11 2013-10-11
US61/889,727 2013-10-11
US14/509,676 2014-10-08
US14/509,676 US10083708B2 (en) 2013-10-11 2014-10-08 Estimation of mixing factors to generate high-band excitation signal
CN201480055318.8A CN105612578B (zh) 2013-10-11 2014-10-09 用于信号处理的方法和设备
PCT/US2014/059901 WO2015054492A1 (en) 2013-10-11 2014-10-09 Estimation of mixing factors to generate high-band excitation signal
CN201910859726.3A CN110634503B (zh) 2013-10-11 2014-10-09 用于信号处理的方法和设备

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CN110634503A CN110634503A (zh) 2019-12-31
CN110634503B true CN110634503B (zh) 2023-07-14

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EP (1) EP3055861B1 (https=)
JP (1) JP6469664B2 (https=)
KR (1) KR101941755B1 (https=)
CN (2) CN110634503B (https=)
AU (2) AU2014331890B2 (https=)
BR (1) BR112016007938B1 (https=)
CA (1) CA2925573C (https=)
CL (1) CL2016000818A1 (https=)
DK (1) DK3055861T3 (https=)
ES (1) ES2660605T3 (https=)
HU (1) HUE036838T2 (https=)
MX (1) MX354886B (https=)
MY (1) MY182788A (https=)
NZ (1) NZ717750A (https=)
PH (1) PH12016500506A1 (https=)
RU (1) RU2672179C2 (https=)
SA (1) SA516370877B1 (https=)
SG (1) SG11201601790QA (https=)
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SA516370877B1 (ar) 2019-04-11
DK3055861T3 (en) 2018-03-26
WO2015054492A1 (en) 2015-04-16
RU2672179C2 (ru) 2018-11-12
US20150106084A1 (en) 2015-04-16
CN105612578B (zh) 2019-10-11
BR112016007938B1 (pt) 2021-12-21
AU2019203827A1 (en) 2019-06-20
SI3055861T1 (en) 2018-03-30
JP2016532886A (ja) 2016-10-20
CA2925573C (en) 2019-04-23
CL2016000818A1 (es) 2016-10-14
MY182788A (en) 2021-02-05
NZ717750A (en) 2019-07-26
KR101941755B1 (ko) 2019-01-23
US20180268839A1 (en) 2018-09-20
ES2660605T3 (es) 2018-03-23
PH12016500506B1 (en) 2016-06-13
MX2016004535A (es) 2016-07-22
EP3055861A1 (en) 2016-08-17
AU2019203827B2 (en) 2020-07-16
AU2014331890A1 (en) 2016-03-31
JP6469664B2 (ja) 2019-02-13
RU2016116044A (ru) 2017-11-16
NZ754130A (en) 2020-09-25
KR20160067210A (ko) 2016-06-13
BR112016007938A2 (pt) 2017-08-01
US10083708B2 (en) 2018-09-25
CN105612578A (zh) 2016-05-25
CN110634503A (zh) 2019-12-31
AU2014331890B2 (en) 2019-05-16
EP3055861B1 (en) 2017-12-27
CA2925573A1 (en) 2015-04-16
HK1220033A1 (zh) 2017-04-21
RU2016116044A3 (https=) 2018-07-10
HUE036838T2 (hu) 2018-08-28
PH12016500506A1 (en) 2016-06-13
US10410652B2 (en) 2019-09-10
SG11201601790QA (en) 2016-04-28
MX354886B (es) 2018-03-23

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