PT2954524T - Sistemas e métodos de execução de controlo de ganho - Google Patents

Sistemas e métodos de execução de controlo de ganho

Info

Publication number
PT2954524T
PT2954524T PT137532230T PT13753223T PT2954524T PT 2954524 T PT2954524 T PT 2954524T PT 137532230 T PT137532230 T PT 137532230T PT 13753223 T PT13753223 T PT 13753223T PT 2954524 T PT2954524 T PT 2954524T
Authority
PT
Portugal
Prior art keywords
systems
methods
gain control
performing gain
control
Prior art date
Application number
PT137532230T
Other languages
English (en)
Inventor
Krishnan Venkatesh
Srinivasa Atti Venkatraman
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of PT2954524T publication Critical patent/PT2954524T/pt

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • G10L21/0264Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/03Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Telephone Function (AREA)
  • Stereophonic System (AREA)
  • Noise Elimination (AREA)
PT137532230T 2013-02-08 2013-08-06 Sistemas e métodos de execução de controlo de ganho PT2954524T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361762803P 2013-02-08 2013-02-08
US13/959,090 US9741350B2 (en) 2013-02-08 2013-08-05 Systems and methods of performing gain control

Publications (1)

Publication Number Publication Date
PT2954524T true PT2954524T (pt) 2017-03-02

Family

ID=51298065

Family Applications (1)

Application Number Title Priority Date Filing Date
PT137532230T PT2954524T (pt) 2013-02-08 2013-08-06 Sistemas e métodos de execução de controlo de ganho

Country Status (24)

Country Link
US (1) US9741350B2 (pt)
EP (1) EP2954524B1 (pt)
JP (1) JP6185085B2 (pt)
KR (1) KR101783114B1 (pt)
CN (1) CN104956437B (pt)
AU (1) AU2013377884B2 (pt)
BR (1) BR112015019056B1 (pt)
CA (1) CA2896811C (pt)
DK (1) DK2954524T3 (pt)
ES (1) ES2618258T3 (pt)
HK (1) HK1211376A1 (pt)
HR (1) HRP20170232T1 (pt)
HU (1) HUE031736T2 (pt)
IL (1) IL239718A (pt)
MY (1) MY183416A (pt)
PH (1) PH12015501694A1 (pt)
PT (1) PT2954524T (pt)
RS (1) RS55653B1 (pt)
RU (1) RU2643454C2 (pt)
SG (1) SG11201505066SA (pt)
SI (1) SI2954524T1 (pt)
UA (1) UA114027C2 (pt)
WO (1) WO2014123578A1 (pt)
ZA (1) ZA201506578B (pt)

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US10163453B2 (en) * 2014-10-24 2018-12-25 Staton Techiya, Llc Robust voice activity detector system for use with an earphone
US10346125B2 (en) * 2015-08-18 2019-07-09 International Business Machines Corporation Detection of clipping event in audio signals
BR112017024480A2 (pt) 2016-02-17 2018-07-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. pós-processador, pré-processador, codificador de áudio, decodificador de áudio e métodos relacionados para aprimoramento do processamento transiente
CN106067847B (zh) * 2016-05-25 2019-10-22 腾讯科技(深圳)有限公司 一种语音数据传输方法及装置
EP3288031A1 (en) 2016-08-23 2018-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding an audio signal using a compensation value
CN108011686B (zh) * 2016-10-31 2020-07-14 腾讯科技(深圳)有限公司 信息编码帧丢失恢复方法和装置
WO2021260683A1 (en) * 2020-06-21 2021-12-30 Biosound Ltd. System, device and method for improving plant growth
CN113473316B (zh) * 2021-06-30 2023-01-31 苏州科达科技股份有限公司 音频信号处理方法、装置及存储介质

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Also Published As

Publication number Publication date
SI2954524T1 (sl) 2017-03-31
KR20150116880A (ko) 2015-10-16
CN104956437B (zh) 2018-10-26
CA2896811A1 (en) 2014-08-14
JP6185085B2 (ja) 2017-08-23
IL239718A (en) 2017-09-28
PH12015501694B1 (en) 2015-10-19
AU2013377884A1 (en) 2015-07-23
ZA201506578B (en) 2017-07-26
MY183416A (en) 2021-02-18
CN104956437A (zh) 2015-09-30
IL239718A0 (en) 2015-08-31
RU2643454C2 (ru) 2018-02-01
UA114027C2 (xx) 2017-04-10
AU2013377884B2 (en) 2018-08-02
EP2954524A1 (en) 2015-12-16
US20140229170A1 (en) 2014-08-14
DK2954524T3 (en) 2017-02-27
HRP20170232T1 (hr) 2017-06-16
RU2015138122A (ru) 2017-03-15
PH12015501694A1 (en) 2015-10-19
US9741350B2 (en) 2017-08-22
ES2618258T3 (es) 2017-06-21
RS55653B1 (sr) 2017-06-30
HK1211376A1 (en) 2016-05-20
HUE031736T2 (en) 2017-07-28
BR112015019056B1 (pt) 2021-12-14
EP2954524B1 (en) 2016-12-07
WO2014123578A1 (en) 2014-08-14
SG11201505066SA (en) 2015-08-28
BR112015019056A2 (pt) 2017-07-18
JP2016507087A (ja) 2016-03-07
CA2896811C (en) 2018-07-31
KR101783114B1 (ko) 2017-09-28

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