CN103918030B - Fm立体声无线电信号中的高质量检测 - Google Patents

Fm立体声无线电信号中的高质量检测 Download PDF

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Publication number
CN103918030B
CN103918030B CN201280047065.0A CN201280047065A CN103918030B CN 103918030 B CN103918030 B CN 103918030B CN 201280047065 A CN201280047065 A CN 201280047065A CN 103918030 B CN103918030 B CN 103918030B
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China
Prior art keywords
signal
received
quality
stereo
mid
Prior art date
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Expired - Fee Related
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CN201280047065.0A
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English (en)
Chinese (zh)
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CN103918030A (zh
Inventor
约纳斯·恩德加德
海科·普恩哈根
L·塞勒斯德姆
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Dolby International AB
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Dolby International AB
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
    • H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
    • 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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
    • H04B1/1669—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal
    • H04B1/1676—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal of the sum or difference signal
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
CN201280047065.0A 2011-09-29 2012-10-01 Fm立体声无线电信号中的高质量检测 Expired - Fee Related CN103918030B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161540876P 2011-09-29 2011-09-29
US61/540,876 2011-09-29
PCT/EP2012/069330 WO2013045693A2 (en) 2011-09-29 2012-10-01 High quality detection in fm stereo radio signals

Publications (2)

Publication Number Publication Date
CN103918030A CN103918030A (zh) 2014-07-09
CN103918030B true CN103918030B (zh) 2016-08-17

Family

ID=47018980

Family Applications (1)

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CN201280047065.0A Expired - Fee Related CN103918030B (zh) 2011-09-29 2012-10-01 Fm立体声无线电信号中的高质量检测

Country Status (9)

Country Link
US (1) US9319159B2 (enExample)
EP (1) EP2761618B1 (enExample)
JP (1) JP5809754B2 (enExample)
KR (1) KR101585852B1 (enExample)
CN (1) CN103918030B (enExample)
BR (1) BR112014007481A2 (enExample)
IN (1) IN2014CN01270A (enExample)
RU (1) RU2584009C2 (enExample)
WO (1) WO2013045693A2 (enExample)

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JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP6075743B2 (ja) * 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
WO2012025431A2 (en) * 2010-08-24 2012-03-01 Dolby International Ab Concealment of intermittent mono reception of fm stereo radio receivers
TWI516138B (zh) * 2010-08-24 2016-01-01 杜比國際公司 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
US9396732B2 (en) 2012-10-18 2016-07-19 Google Inc. Hierarchical deccorelation of multichannel audio
EP2830059A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling energy adjustment
US9875746B2 (en) 2013-09-19 2018-01-23 Sony Corporation Encoding device and method, decoding device and method, and program
BR112016014476B1 (pt) 2013-12-27 2021-11-23 Sony Corporation Aparelho e método de decodificação, e, meio de armazenamento legível por computador
EP2922058A1 (en) * 2014-03-20 2015-09-23 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Method of and apparatus for evaluating quality of a degraded speech signal
US9830927B2 (en) * 2014-12-16 2017-11-28 Psyx Research, Inc. System and method for decorrelating audio data
GB2551347B (en) * 2016-06-13 2020-04-15 Toshiba Kk Indoor localisation using received signal quality weights
US10580420B2 (en) * 2017-10-05 2020-03-03 Qualcomm Incorporated Encoding or decoding of audio signals
CN110556117B (zh) 2018-05-31 2022-04-22 华为技术有限公司 立体声信号的编码方法和装置
CN110556119B (zh) * 2018-05-31 2022-02-18 华为技术有限公司 一种下混信号的计算方法及装置
CN110556116B (zh) 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置
CN109215673B (zh) * 2018-08-06 2020-12-04 杭州摸象大数据科技有限公司 一种VoIP电话网络RTP语音流降噪方法
CN113841197B (zh) * 2019-03-14 2022-12-27 博姆云360公司 具有优先级的空间感知多频带压缩系统
CN111697982B (zh) * 2019-03-15 2022-03-22 安克创新科技股份有限公司 一种自适应噪声处理方法、装置、系统及存储介质
CN110033784B (zh) * 2019-04-10 2020-12-25 北京达佳互联信息技术有限公司 一种音频质量的检测方法、装置、电子设备及存储介质
CN110265064B (zh) * 2019-06-12 2021-10-08 腾讯音乐娱乐科技（深圳）有限公司 音频爆音检测方法、装置和存储介质
WO2021089544A1 (en) * 2019-11-05 2021-05-14 Sony Corporation Electronic device, method and computer program
CN118899004A (zh) * 2023-04-27 2024-11-05 荣耀终端有限公司 立体声降噪方法、设备及存储介质

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WO2010105926A2 (en) * 2009-03-17 2010-09-23 Dolby International Ab Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding

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CN101630509A (zh) * 2008-07-14 2010-01-20 华为技术有限公司 一种编解码方法、装置及系统
WO2010105926A2 (en) * 2009-03-17 2010-09-23 Dolby International Ab Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding

Also Published As

Publication number Publication date
EP2761618B1 (en) 2016-11-30
WO2013045693A2 (en) 2013-04-04
RU2014110245A (ru) 2015-09-27
BR112014007481A2 (pt) 2017-04-04
JP5809754B2 (ja) 2015-11-11
WO2013045693A3 (en) 2013-06-20
EP2761618A2 (en) 2014-08-06
JP2014535183A (ja) 2014-12-25
KR20140049081A (ko) 2014-04-24
KR101585852B1 (ko) 2016-01-15
RU2584009C2 (ru) 2016-05-20
CN103918030A (zh) 2014-07-09
US20140226822A1 (en) 2014-08-14
IN2014CN01270A (enExample) 2015-06-19
US9319159B2 (en) 2016-04-19

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Granted publication date: 20160817

Termination date: 20181001