HK1199773A1 - Prediction-based fm stereo radio noise reduction fm - Google Patents

Prediction-based fm stereo radio noise reduction fm

Info

Publication number
HK1199773A1
HK1199773A1 HK15100127.9A HK15100127A HK1199773A1 HK 1199773 A1 HK1199773 A1 HK 1199773A1 HK 15100127 A HK15100127 A HK 15100127A HK 1199773 A1 HK1199773 A1 HK 1199773A1
Authority
HK
Hong Kong
Prior art keywords
prediction
noise reduction
radio noise
stereo radio
stereo
Prior art date
Application number
HK15100127.9A
Other languages
English (en)
Chinese (zh)
Inventor
Heiko Purnhagen
Leif Sehlstrom
Jonas Engdegard
Original Assignee
Dolby Int Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dolby Int Ab filed Critical Dolby Int Ab
Publication of HK1199773A1 publication Critical patent/HK1199773A1/xx

Links

Classifications

    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • 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
    • G10L19/005—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
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
    • 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
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0224—Processing in the time domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
HK15100127.9A 2011-09-29 2015-01-07 Prediction-based fm stereo radio noise reduction fm HK1199773A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161540880P 2011-09-29 2011-09-29
PCT/EP2012/069323 WO2013045691A1 (en) 2011-09-29 2012-10-01 Prediction-based fm stereo radio noise reduction

Publications (1)

Publication Number Publication Date
HK1199773A1 true HK1199773A1 (en) 2015-07-17

Family

ID=47018163

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15100127.9A HK1199773A1 (en) 2011-09-29 2015-01-07 Prediction-based fm stereo radio noise reduction fm

Country Status (17)

Country Link
US (1) US9191045B2 (xx)
EP (1) EP2761762B1 (xx)
JP (1) JP5841666B2 (xx)
KR (1) KR101616700B1 (xx)
CN (1) CN103858356B (xx)
AU (1) AU2012314327B2 (xx)
BR (1) BR112014006962A2 (xx)
CA (1) CA2845202C (xx)
ES (1) ES2548216T3 (xx)
HK (1) HK1199773A1 (xx)
IL (1) IL230791A (xx)
MX (1) MX348357B (xx)
MY (1) MY166673A (xx)
RU (1) RU2576467C2 (xx)
SG (1) SG2014008213A (xx)
UA (1) UA107771C2 (xx)
WO (1) WO2013045691A1 (xx)

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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
UA107771C2 (en) 2011-09-29 2015-02-10 Dolby Int Ab Prediction-based fm stereo radio noise reduction
CA3013766C (en) * 2013-01-29 2020-11-03 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information
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RU2639952C2 (ru) * 2013-08-28 2017-12-25 Долби Лабораторис Лайсэнзин Корпорейшн Гибридное усиление речи с кодированием формы сигнала и параметрическим кодированием
CN110473560B (zh) * 2013-09-12 2023-01-06 杜比国际公司 多声道音频内容的编码
US9437211B1 (en) * 2013-11-18 2016-09-06 QoSound, Inc. Adaptive delay for enhanced speech processing
CN106170991B (zh) * 2013-12-13 2018-04-24 无比的优声音科技公司 用于音场增强的设备及方法
BR112016016808B1 (pt) * 2014-01-22 2021-02-23 Siemens Aktiengesellschaft entrada de medição digital, dispositivo de automação elétrica, e, método para processamento de valores de medição de entrada digital
US9473257B1 (en) * 2014-12-05 2016-10-18 Drs Advanced Isr, Llc Radio communication system utilizing a radio signal classifier
US10186276B2 (en) * 2015-09-25 2019-01-22 Qualcomm Incorporated Adaptive noise suppression for super wideband music
FR3050849B1 (fr) * 2016-04-28 2019-08-30 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede et dispositif de reduction de bruit dans un signal module
BR112019009318A2 (pt) * 2016-11-08 2019-07-30 Fraunhofer Ges Forschung aparelho e método para codificar ou decodificar um sinal multicanal com o uso de um ganho lateral e um ganho residual
US10720139B2 (en) * 2017-02-06 2020-07-21 Silencer Devices, LLC. Noise cancellation using segmented, frequency-dependent phase cancellation
US10535357B2 (en) * 2017-10-05 2020-01-14 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
US10609499B2 (en) * 2017-12-15 2020-03-31 Boomcloud 360, Inc. Spatially aware dynamic range control system with priority
US10674266B2 (en) * 2017-12-15 2020-06-02 Boomcloud 360, Inc. Subband spatial processing and crosstalk processing system for conferencing
US11031024B2 (en) 2019-03-14 2021-06-08 Boomcloud 360, Inc. Spatially aware multiband compression system with priority
DE102019214415A1 (de) * 2019-09-23 2021-03-25 Robert Bosch Gmbh Verfahren zum zumindest assistierten Einfädeln eines Kraftfahrzeugs in einen Fahrstreifen
CN117040722B (zh) * 2023-10-08 2024-02-02 杭州海康威视数字技术股份有限公司 一种基于多损耗正则化降噪自动编码器的侧信道分析方法

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CN103098131B (zh) 2010-08-24 2015-03-11 杜比国际公司 调频立体声无线电接收器的间歇单声道接收的隐藏
US8693697B2 (en) * 2011-06-06 2014-04-08 Reality Ip Pty Ltd Matrix encoder with improved channel separation
UA107771C2 (en) 2011-09-29 2015-02-10 Dolby Int Ab Prediction-based fm stereo radio noise reduction

Also Published As

Publication number Publication date
IL230791A0 (en) 2014-03-31
AU2012314327A1 (en) 2014-02-20
EP2761762A1 (en) 2014-08-06
CA2845202A1 (en) 2013-04-04
CA2845202C (en) 2016-03-22
CN103858356B (zh) 2015-11-25
RU2014110904A (ru) 2015-09-27
EP2761762B1 (en) 2015-08-12
UA107771C2 (en) 2015-02-10
SG2014008213A (en) 2014-03-28
MY166673A (en) 2018-07-18
MX348357B (es) 2017-06-07
WO2013045691A1 (en) 2013-04-04
AU2012314327B2 (en) 2015-10-15
IL230791A (en) 2015-02-26
CN103858356A (zh) 2014-06-11
BR112014006962A2 (pt) 2017-04-04
MX2014002992A (es) 2014-05-13
RU2576467C2 (ru) 2016-03-10
JP5841666B2 (ja) 2016-01-13
US9191045B2 (en) 2015-11-17
JP2014535182A (ja) 2014-12-25
US20140235192A1 (en) 2014-08-21
KR101616700B1 (ko) 2016-05-11
ES2548216T3 (es) 2015-10-14
KR20140042900A (ko) 2014-04-07

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20191001