CN108701465B - 音频信号解码 - Google Patents

音频信号解码 Download PDF

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Publication number
CN108701465B
CN108701465B CN201780016237.0A CN201780016237A CN108701465B CN 108701465 B CN108701465 B CN 108701465B CN 201780016237 A CN201780016237 A CN 201780016237A CN 108701465 B CN108701465 B CN 108701465B
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China
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signal
channel
value
shift
generating
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Chinese (zh)
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CN108701465A (zh
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V·S·阿提
V·S·C·S·奇比亚姆
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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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • 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
    • G10L19/04—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
    • 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)
  • 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)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
CN201780016237.0A 2016-03-18 2017-03-17 音频信号解码 Active CN108701465B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662310626P 2016-03-18 2016-03-18
US62/310,626 2016-03-18
US15/460,928 2017-03-16
US15/460,928 US10157621B2 (en) 2016-03-18 2017-03-16 Audio signal decoding
PCT/US2017/023032 WO2017161313A1 (en) 2016-03-18 2017-03-17 Audio signal decoding

Publications (2)

Publication Number Publication Date
CN108701465A CN108701465A (zh) 2018-10-23
CN108701465B true CN108701465B (zh) 2023-03-21

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Country Status (9)

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US (2) US10157621B2 (enExample)
EP (1) EP3430622B1 (enExample)
JP (1) JP6929868B2 (enExample)
KR (1) KR102461410B1 (enExample)
CN (1) CN108701465B (enExample)
BR (1) BR112018068643B1 (enExample)
CA (1) CA3014676C (enExample)
TW (1) TWI732832B (enExample)
WO (1) WO2017161313A1 (enExample)

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EP2980797A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition
US9407989B1 (en) 2015-06-30 2016-08-02 Arthur Woodrow Closed audio circuit
US10109284B2 (en) * 2016-02-12 2018-10-23 Qualcomm Incorporated Inter-channel encoding and decoding of multiple high-band audio signals
US10157621B2 (en) 2016-03-18 2018-12-18 Qualcomm Incorporated Audio signal decoding
US10304468B2 (en) 2017-03-20 2019-05-28 Qualcomm Incorporated Target sample generation
US10573326B2 (en) * 2017-04-05 2020-02-25 Qualcomm Incorporated Inter-channel bandwidth extension
US10839814B2 (en) * 2017-10-05 2020-11-17 Qualcomm Incorporated Encoding or decoding of audio signals
US10580420B2 (en) * 2017-10-05 2020-03-03 Qualcomm Incorporated Encoding or decoding of audio signals
US10734001B2 (en) * 2017-10-05 2020-08-04 Qualcomm Incorporated Encoding or decoding of audio signals
US10650834B2 (en) * 2018-01-10 2020-05-12 Savitech Corp. Audio processing method and non-transitory computer readable medium
CN111740768A (zh) * 2019-03-25 2020-10-02 华为技术有限公司 一种通信方法及设备
US10932122B1 (en) * 2019-06-07 2021-02-23 Sprint Communications Company L.P. User equipment beam effectiveness
CN115472171B (zh) * 2021-06-11 2024-11-22 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序
CN113763980B (zh) * 2021-10-30 2023-05-12 成都启英泰伦科技有限公司 一种回声消除方法
CN115622634B (zh) * 2022-08-22 2023-08-04 荣耀终端有限公司 辐射杂散rse测试的控制方法、测试系统及存储介质

Citations (5)

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US20090313028A1 (en) * 2008-06-13 2009-12-17 Mikko Tapio Tammi Method, apparatus and computer program product for providing improved audio processing
US20090325524A1 (en) * 2008-05-23 2009-12-31 Lg Electronics Inc. method and an apparatus for processing an audio signal
CN102089814A (zh) * 2008-07-11 2011-06-08 弗劳恩霍夫应用研究促进协会 对编码的音频信号进行解码的设备和方法
US20120013768A1 (en) * 2010-07-15 2012-01-19 Motorola, Inc. Electronic apparatus for generating modified wideband audio signals based on two or more wideband microphone signals
US20130144614A1 (en) * 2010-05-25 2013-06-06 Nokia Corporation Bandwidth Extender

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CN102388417B (zh) * 2009-03-17 2015-10-21 杜比国际公司 基于自适应地可选择的左/右或中央/侧边立体声编码和参数立体声编码的组合的高级立体声编码
EP3570278B1 (en) * 2010-03-09 2022-10-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. High frequency reconstruction of an input audio signal using cascaded filterbanks
ES2719102T3 (es) * 2010-04-16 2019-07-08 Fraunhofer Ges Forschung Aparato, procedimiento y programa informático para generar una señal de banda ancha que utiliza extensión de ancho de banda guiada y extensión de ancho de banda ciega
PT3279894T (pt) * 2013-01-29 2020-05-27 Fraunhofer Ges Forschung Codificadores de áudio, descodificadores de áudio, sistemas, métodos e programas de computador utilizando uma resolução temporal aumentada na proximidade temporal de inícios ou cessações de fricativos ou africativos
US9595269B2 (en) * 2015-01-19 2017-03-14 Qualcomm Incorporated Scaling for gain shape circuitry
US10157621B2 (en) 2016-03-18 2018-12-18 Qualcomm Incorporated Audio signal decoding

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090325524A1 (en) * 2008-05-23 2009-12-31 Lg Electronics Inc. method and an apparatus for processing an audio signal
US20090313028A1 (en) * 2008-06-13 2009-12-17 Mikko Tapio Tammi Method, apparatus and computer program product for providing improved audio processing
CN102089814A (zh) * 2008-07-11 2011-06-08 弗劳恩霍夫应用研究促进协会 对编码的音频信号进行解码的设备和方法
US20130144614A1 (en) * 2010-05-25 2013-06-06 Nokia Corporation Bandwidth Extender
US20120013768A1 (en) * 2010-07-15 2012-01-19 Motorola, Inc. Electronic apparatus for generating modified wideband audio signals based on two or more wideband microphone signals

Also Published As

Publication number Publication date
TW201737244A (zh) 2017-10-16
US10157621B2 (en) 2018-12-18
TWI732832B (zh) 2021-07-11
JP2019512738A (ja) 2019-05-16
US20170270935A1 (en) 2017-09-21
WO2017161313A1 (en) 2017-09-21
JP6929868B2 (ja) 2021-09-01
KR102461410B1 (ko) 2022-10-31
EP3430622B1 (en) 2021-07-14
CA3014676A1 (en) 2017-09-21
BR112018068643B1 (pt) 2023-04-04
BR112018068643A2 (pt) 2019-02-05
CN108701465A (zh) 2018-10-23
US20190139556A1 (en) 2019-05-09
US10714100B2 (en) 2020-07-14
EP3430622A1 (en) 2019-01-23
CA3014676C (en) 2024-09-17
KR20180125964A (ko) 2018-11-26

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