CN105830153B - 高频带信号建模 - Google Patents

高频带信号建模 Download PDF

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Publication number
CN105830153B
CN105830153B CN201480067799.4A CN201480067799A CN105830153B CN 105830153 B CN105830153 B CN 105830153B CN 201480067799 A CN201480067799 A CN 201480067799A CN 105830153 B CN105830153 B CN 105830153B
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high frequency
subbands
adjustment parameter
signal
bands
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CN105830153A (zh
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文卡特什·克里希南
文卡特拉曼·S·阿提
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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
    • G10L19/04—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
    • 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
    • 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
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Luminescent Compositions (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
CN201480067799.4A 2013-12-16 2014-12-15 高频带信号建模 Active CN105830153B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010353901.4A CN111583955B (zh) 2013-12-16 2014-12-15 高频带信号建模

Applications Claiming Priority (5)

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US201361916697P 2013-12-16 2013-12-16
US61/916,697 2013-12-16
US14/568,359 US10163447B2 (en) 2013-12-16 2014-12-12 High-band signal modeling
US14/568,359 2014-12-12
PCT/US2014/070268 WO2015095008A1 (en) 2013-12-16 2014-12-15 High-band signal modeling

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CN105830153B true CN105830153B (zh) 2020-05-22

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US (1) US10163447B2 (enExample)
EP (2) EP3471098B1 (enExample)
JP (1) JP6526704B2 (enExample)
KR (2) KR102304152B1 (enExample)
CN (2) CN105830153B (enExample)
BR (1) BR112016013771B1 (enExample)
CA (1) CA2929564C (enExample)
ES (1) ES2844231T3 (enExample)
WO (1) WO2015095008A1 (enExample)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12394424B2 (en) 2018-01-26 2025-08-19 Dolby International Ab Backward-compatible integration of high frequency reconstruction techniques for audio signals

Also Published As

Publication number Publication date
CN111583955B (zh) 2023-09-19
EP3084762A1 (en) 2016-10-26
WO2015095008A1 (en) 2015-06-25
KR102424755B1 (ko) 2022-07-22
KR20160098285A (ko) 2016-08-18
BR112016013771A2 (pt) 2017-08-08
BR112016013771B1 (pt) 2021-12-21
ES2844231T3 (es) 2021-07-21
JP2016541032A (ja) 2016-12-28
CA2929564A1 (en) 2015-06-25
CA2929564C (en) 2022-10-04
EP3471098A1 (en) 2019-04-17
KR20210116698A (ko) 2021-09-27
JP6526704B2 (ja) 2019-06-05
CN111583955A (zh) 2020-08-25
US20150170662A1 (en) 2015-06-18
EP3471098B1 (en) 2020-10-14
CN105830153A (zh) 2016-08-03
US10163447B2 (en) 2018-12-25
KR102304152B1 (ko) 2021-09-17

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