EP2485029A4 - Verfahren und vorrichtung zur umschaltung von audiosignalen - Google Patents

Verfahren und vorrichtung zur umschaltung von audiosignalen

Info

Publication number
EP2485029A4
EP2485029A4 EP11774406A EP11774406A EP2485029A4 EP 2485029 A4 EP2485029 A4 EP 2485029A4 EP 11774406 A EP11774406 A EP 11774406A EP 11774406 A EP11774406 A EP 11774406A EP 2485029 A4 EP2485029 A4 EP 2485029A4
Authority
EP
European Patent Office
Prior art keywords
audio signal
switching method
signal switching
audio
switching
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP11774406A
Other languages
English (en)
French (fr)
Other versions
EP2485029B1 (de
EP2485029A1 (de
Inventor
Zexin Liu
Lei Miao
Chen Hu
Wenhai Wu
Yue Lang
Qing Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to EP17151713.9A priority Critical patent/EP3249648B1/de
Publication of EP2485029A1 publication Critical patent/EP2485029A1/de
Publication of EP2485029A4 publication Critical patent/EP2485029A4/de
Application granted granted Critical
Publication of EP2485029B1 publication Critical patent/EP2485029B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Telephone Function (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuits Of Receivers In General (AREA)
EP11774406.0A 2010-04-28 2011-04-28 Verfahren und vorrichtung zur umschaltung von audiosignalen Active EP2485029B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17151713.9A EP3249648B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur schaltung von sprach- oder audiosignalen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010101634063A CN101964189B (zh) 2010-04-28 2010-04-28 语音频信号切换方法及装置
PCT/CN2011/073479 WO2011134415A1 (zh) 2010-04-28 2011-04-28 语音频信号切换方法及装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP17151713.9A Division-Into EP3249648B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur schaltung von sprach- oder audiosignalen
EP17151713.9A Division EP3249648B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur schaltung von sprach- oder audiosignalen

Publications (3)

Publication Number Publication Date
EP2485029A1 EP2485029A1 (de) 2012-08-08
EP2485029A4 true EP2485029A4 (de) 2013-01-02
EP2485029B1 EP2485029B1 (de) 2017-06-14

Family

ID=43517042

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11774406.0A Active EP2485029B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur umschaltung von audiosignalen
EP17151713.9A Active EP3249648B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur schaltung von sprach- oder audiosignalen

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP17151713.9A Active EP3249648B1 (de) 2010-04-28 2011-04-28 Verfahren und vorrichtung zur schaltung von sprach- oder audiosignalen

Country Status (8)

Country Link
EP (2) EP2485029B1 (de)
JP (3) JP5667202B2 (de)
KR (1) KR101377547B1 (de)
CN (1) CN101964189B (de)
AU (1) AU2011247719B2 (de)
BR (1) BR112012013306B8 (de)
ES (2) ES2635212T3 (de)
WO (1) WO2011134415A1 (de)

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KR101110800B1 (ko) * 2003-05-28 2012-07-06 도꾸리쯔교세이호진 상교기쥬쯔 소고겡뀨죠 히드록실기 함유 화합물의 제조 방법
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
US10848118B2 (en) 2004-08-10 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US8284955B2 (en) 2006-02-07 2012-10-09 Bongiovi Acoustics Llc System and method for digital signal processing
US10701505B2 (en) 2006-02-07 2020-06-30 Bongiovi Acoustics Llc. System, method, and apparatus for generating and digitally processing a head related audio transfer function
US10848867B2 (en) 2006-02-07 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US8000968B1 (en) 2011-04-26 2011-08-16 Huawei Technologies Co., Ltd. Method and apparatus for switching speech or audio signals
CN101964189B (zh) * 2010-04-28 2012-08-08 华为技术有限公司 语音频信号切换方法及装置
CN105761724B (zh) * 2012-03-01 2021-02-09 华为技术有限公司 一种语音频信号处理方法和装置
CN103295578B (zh) 2012-03-01 2016-05-18 华为技术有限公司 一种语音频信号处理方法和装置
CN103516440B (zh) 2012-06-29 2015-07-08 华为技术有限公司 语音频信号处理方法和编码装置
CN103971693B (zh) 2013-01-29 2017-02-22 华为技术有限公司 高频带信号的预测方法、编/解码设备
US9883318B2 (en) 2013-06-12 2018-01-30 Bongiovi Acoustics Llc System and method for stereo field enhancement in two-channel audio systems
US9397629B2 (en) * 2013-10-22 2016-07-19 Bongiovi Acoustics Llc System and method for digital signal processing
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US20150170655A1 (en) * 2013-12-15 2015-06-18 Qualcomm Incorporated Systems and methods of blind bandwidth extension
CN103714822B (zh) * 2013-12-27 2017-01-11 广州华多网络科技有限公司 基于silk编解码器的子带编解码方法及装置
KR101864122B1 (ko) * 2014-02-20 2018-06-05 삼성전자주식회사 전자 장치 및 전자 장치의 제어 방법
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
US10639000B2 (en) 2014-04-16 2020-05-05 Bongiovi Acoustics Llc Device for wide-band auscultation
EP2980794A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer und -decodierer mit einem Frequenzdomänenprozessor und Zeitdomänenprozessor
WO2017140600A1 (en) 2016-02-17 2017-08-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing
WO2019200119A1 (en) 2018-04-11 2019-10-17 Bongiovi Acoustics Llc Audio enhanced hearing protection system
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
WO2020028833A1 (en) 2018-08-02 2020-02-06 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
CN112002333B (zh) * 2019-05-07 2023-07-18 海能达通信股份有限公司 一种语音同步方法、装置及通信终端
CN117373465B (zh) * 2023-12-08 2024-04-09 富迪科技(南京)有限公司 一种语音频信号切换系统

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Also Published As

Publication number Publication date
JP2017033015A (ja) 2017-02-09
CN101964189A (zh) 2011-02-02
KR20120074303A (ko) 2012-07-05
ES2635212T3 (es) 2017-10-02
ES2718947T3 (es) 2019-07-05
BR112012013306B8 (pt) 2021-02-17
JP5667202B2 (ja) 2015-02-12
WO2011134415A1 (zh) 2011-11-03
JP2013512468A (ja) 2013-04-11
BR112012013306A2 (pt) 2016-03-01
JP6027081B2 (ja) 2016-11-16
AU2011247719A1 (en) 2012-06-07
EP2485029B1 (de) 2017-06-14
JP2015045888A (ja) 2015-03-12
BR112012013306B1 (pt) 2020-11-10
EP3249648B1 (de) 2019-01-09
AU2011247719B2 (en) 2013-07-11
EP3249648A1 (de) 2017-11-29
CN101964189B (zh) 2012-08-08
EP2485029A1 (de) 2012-08-08
JP6410777B2 (ja) 2018-10-24
KR101377547B1 (ko) 2014-03-25

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