CN107851439B - 在带宽变换周期期间的信号再使用 - Google Patents

在带宽变换周期期间的信号再使用 Download PDF

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Publication number
CN107851439B
CN107851439B CN201680045516.5A CN201680045516A CN107851439B CN 107851439 B CN107851439 B CN 107851439B CN 201680045516 A CN201680045516 A CN 201680045516A CN 107851439 B CN107851439 B CN 107851439B
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frame
frequency band
signal
bandwidth
audio data
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Chinese (zh)
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CN107851439A (zh
Inventor
苏巴辛格哈·夏敏达·苏巴辛格哈
芬卡特拉曼·阿提
维韦克·拉金德朗
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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
    • G10L19/04—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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] 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
    • 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
    • G10L21/038—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)
  • Detection And Prevention Of Errors In Transmission (AREA)
CN201680045516.5A 2015-08-18 2016-06-24 在带宽变换周期期间的信号再使用 Active CN107851439B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562206777P 2015-08-18 2015-08-18
US62/206,777 2015-08-18
US15/174,843 2016-06-06
US15/174,843 US9837094B2 (en) 2015-08-18 2016-06-06 Signal re-use during bandwidth transition period
PCT/US2016/039396 WO2017030655A1 (en) 2015-08-18 2016-06-24 Signal re-use during bandwidth transition period

Publications (2)

Publication Number Publication Date
CN107851439A CN107851439A (zh) 2018-03-27
CN107851439B true CN107851439B (zh) 2021-12-31

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US (1) US9837094B2 (enExample)
EP (1) EP3338281A1 (enExample)
JP (1) JP6786592B2 (enExample)
KR (2) KR20180042253A (enExample)
CN (1) CN107851439B (enExample)
AU (1) AU2016307721B2 (enExample)
TW (1) TWI630602B (enExample)
WO (1) WO2017030655A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2922054A1 (en) * 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using an adaptive noise estimation
EP2922055A1 (en) * 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using individual replacement LPC representations for individual codebook information
EP2922056A1 (en) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and corresponding computer program for generating an error concealment signal using power compensation
US10991376B2 (en) * 2016-12-16 2021-04-27 Telefonaktiebolaget Lm Ericsson (Publ) Methods, encoder and decoder for handling line spectral frequency coefficients
US10685630B2 (en) 2018-06-08 2020-06-16 Qualcomm Incorporated Just-in time system bandwidth changes
US20200020342A1 (en) * 2018-07-12 2020-01-16 Qualcomm Incorporated Error concealment for audio data using reference pools
CN111383643B (zh) * 2018-12-28 2023-07-04 南京中感微电子有限公司 一种音频丢包隐藏方法、装置及蓝牙接收机
CN110610713B (zh) * 2019-08-28 2021-11-16 南京梧桐微电子科技有限公司 一种声码器余量谱幅度参数重构方法及系统

Citations (4)

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CN101231849A (zh) * 2007-09-15 2008-07-30 华为技术有限公司 对高带信号进行帧错误隐藏的方法及装置
KR20100100224A (ko) * 2009-03-05 2010-09-15 주식회사 코아로직 디코딩 장치 및 디코딩 방법
CN103460286A (zh) * 2011-02-08 2013-12-18 Lg电子株式会社 带宽扩展的方法和设备
CN104718570A (zh) * 2012-09-13 2015-06-17 Lg电子株式会社 帧丢失恢复方法,和音频解码方法以及使用其的设备

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US6636829B1 (en) * 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames
US6931292B1 (en) * 2000-06-19 2005-08-16 Jabra Corporation Noise reduction method and apparatus
CN1950883A (zh) 2004-04-30 2007-04-18 松下电器产业株式会社 可伸缩性解码装置及增强层丢失的隐藏方法
DE602006009215D1 (de) * 2005-01-14 2009-10-29 Panasonic Corp Audioumschaltungsvorrichtung und -methode
EP2538405B1 (en) * 2006-11-10 2015-07-08 Panasonic Intellectual Property Corporation of America CELP-coded speech parameter decoding method and apparatus
US8718804B2 (en) * 2009-05-05 2014-05-06 Huawei Technologies Co., Ltd. System and method for correcting for lost data in a digital audio signal
CN102612712B (zh) * 2009-11-19 2014-03-12 瑞典爱立信有限公司 低频带音频信号的带宽扩展
US9293143B2 (en) * 2013-12-11 2016-03-22 Qualcomm Incorporated Bandwidth extension mode selection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101231849A (zh) * 2007-09-15 2008-07-30 华为技术有限公司 对高带信号进行帧错误隐藏的方法及装置
KR20100100224A (ko) * 2009-03-05 2010-09-15 주식회사 코아로직 디코딩 장치 및 디코딩 방법
CN103460286A (zh) * 2011-02-08 2013-12-18 Lg电子株式会社 带宽扩展的方法和设备
CN104718570A (zh) * 2012-09-13 2015-06-17 Lg电子株式会社 帧丢失恢复方法,和音频解码方法以及使用其的设备

Also Published As

Publication number Publication date
JP6786592B2 (ja) 2020-11-18
KR20180042253A (ko) 2018-04-25
BR112018003042A2 (pt) 2018-10-09
WO2017030655A1 (en) 2017-02-23
TWI630602B (zh) 2018-07-21
US20170053659A1 (en) 2017-02-23
JP2018528463A (ja) 2018-09-27
KR20240016448A (ko) 2024-02-06
US9837094B2 (en) 2017-12-05
AU2016307721B2 (en) 2021-09-23
AU2016307721A1 (en) 2018-02-01
CN107851439A (zh) 2018-03-27
EP3338281A1 (en) 2018-06-27
TW201712671A (zh) 2017-04-01
KR102778577B1 (ko) 2025-03-07

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