KR102461410B1 - 오디오 신호 디코딩 - Google Patents

오디오 신호 디코딩 Download PDF

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KR102461410B1
KR102461410B1 KR1020187026692A KR20187026692A KR102461410B1 KR 102461410 B1 KR102461410 B1 KR 102461410B1 KR 1020187026692 A KR1020187026692 A KR 1020187026692A KR 20187026692 A KR20187026692 A KR 20187026692A KR 102461410 B1 KR102461410 B1 KR 102461410B1
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signal
audio signal
channel
shift
band
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KR20180125964A (ko
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벤카트라만 에스 아티
벤카타 수브라마니암 찬드라 세카르 체비얌
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퀄컴 인코포레이티드
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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
    • G10L19/04—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
    • G10L19/02—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)
  • 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)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
KR1020187026692A 2016-03-18 2017-03-17 오디오 신호 디코딩 Active KR102461410B1 (ko)

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
KR20180125964A KR20180125964A (ko) 2018-11-26
KR102461410B1 true KR102461410B1 (ko) 2022-10-31

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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)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (1)

* 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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8355921B2 (en) * 2008-06-13 2013-01-15 Nokia Corporation Method, apparatus and computer program product for providing improved audio processing
EP2304723B1 (en) * 2008-07-11 2012-10-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus and a method for decoding an encoded audio signal
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
RU2552184C2 (ru) * 2010-05-25 2015-06-10 Нокиа Корпорейшн Устройство для расширения полосы частот
US8638951B2 (en) * 2010-07-15 2014-01-28 Motorola Mobility Llc Electronic apparatus for generating modified wideband audio signals based on two or more wideband microphone signals
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 (1)

* 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ISO/IEC FDIS 23003-3:2011(E), Information technology - MPEG audio technologies - Part 3: Unified speech and audio coding. ISO/IEC JTC 1/SC 29/WG 11. 2011.09.20.

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
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
CN108701465B (zh) 2023-03-21
KR20180125964A (ko) 2018-11-26

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