SI2954523T1 - Sistemi in postopki za izvajanje filtriranja za določitev ojačenja - Google Patents

Sistemi in postopki za izvajanje filtriranja za določitev ojačenja

Info

Publication number
SI2954523T1
SI2954523T1 SI201331369T SI201331369T SI2954523T1 SI 2954523 T1 SI2954523 T1 SI 2954523T1 SI 201331369 T SI201331369 T SI 201331369T SI 201331369 T SI201331369 T SI 201331369T SI 2954523 T1 SI2954523 T1 SI 2954523T1
Authority
SI
Slovenia
Prior art keywords
systems
methods
performing filtering
gain determination
gain
Prior art date
Application number
SI201331369T
Other languages
English (en)
Slovenian (sl)
Inventor
Venkatraman Srinivasa Atti
Venkatesh Krishnan
Vivek Rajendran
Stephane Pierre Villette
Original Assignee
Qualcomm Incorporated
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 Incorporated filed Critical Qualcomm Incorporated
Publication of SI2954523T1 publication Critical patent/SI2954523T1/sl

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
    • G10L19/02—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
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • 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
    • 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
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] 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
    • G10L21/0208—Noise filtering
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
SI201331369T 2013-02-08 2013-08-06 Sistemi in postopki za izvajanje filtriranja za določitev ojačenja SI2954523T1 (sl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361762807P 2013-02-08 2013-02-08
US13/959,188 US9711156B2 (en) 2013-02-08 2013-08-05 Systems and methods of performing filtering for gain determination
EP13753450.9A EP2954523B1 (en) 2013-02-08 2013-08-06 Systems and methods of performing filtering for gain determination
PCT/US2013/053806 WO2014123579A1 (en) 2013-02-08 2013-08-06 Systems and methods of performing filtering for gain determination

Publications (1)

Publication Number Publication Date
SI2954523T1 true SI2954523T1 (sl) 2019-04-30

Family

ID=51298066

Family Applications (1)

Application Number Title Priority Date Filing Date
SI201331369T SI2954523T1 (sl) 2013-02-08 2013-08-06 Sistemi in postopki za izvajanje filtriranja za določitev ojačenja

Country Status (22)

Country Link
US (1) US9711156B2 (OSRAM)
EP (1) EP2954523B1 (OSRAM)
JP (1) JP6456847B2 (OSRAM)
KR (1) KR101891872B1 (OSRAM)
CN (1) CN104969291B (OSRAM)
AU (1) AU2013377885B2 (OSRAM)
BR (1) BR112015019040B1 (OSRAM)
CA (1) CA2896814C (OSRAM)
DK (1) DK2954523T3 (OSRAM)
ES (1) ES2715847T3 (OSRAM)
HU (1) HUE042387T2 (OSRAM)
IL (1) IL239719A (OSRAM)
MY (1) MY171188A (OSRAM)
PH (1) PH12015501516B1 (OSRAM)
PL (1) PL2954523T3 (OSRAM)
PT (1) PT2954523T (OSRAM)
RU (1) RU2643628C2 (OSRAM)
SG (1) SG11201505067TA (OSRAM)
SI (1) SI2954523T1 (OSRAM)
UA (1) UA116371C2 (OSRAM)
WO (1) WO2014123579A1 (OSRAM)
ZA (1) ZA201506577B (OSRAM)

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CN106683681B (zh) 2014-06-25 2020-09-25 华为技术有限公司 处理丢失帧的方法和装置
CN104217726A (zh) * 2014-09-01 2014-12-17 东莞中山大学研究院 一种无损音频压缩编码方法及其解码方法
WO2016142002A1 (en) * 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
US10020002B2 (en) 2015-04-05 2018-07-10 Qualcomm Incorporated Gain parameter estimation based on energy saturation and signal scaling
US10049684B2 (en) 2015-04-05 2018-08-14 Qualcomm Incorporated Audio bandwidth selection
US9380150B1 (en) * 2015-09-16 2016-06-28 Captioncall, Llc Methods and devices for automatic volume control of a far-end voice signal provided to a captioning communication service
AU2017249291B2 (en) * 2016-04-12 2020-02-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder for encoding an audio signal, method for encoding an audio signal and computer program under consideration of a detected peak spectral region in an upper frequency band
GB2582749A (en) * 2019-03-28 2020-10-07 Nokia Technologies Oy Determination of the significance of spatial audio parameters and associated encoding
US11321047B2 (en) 2020-06-11 2022-05-03 Sorenson Ip Holdings, Llc Volume adjustments
CN114093391B (zh) * 2020-07-29 2025-02-25 华为技术有限公司 一种异常信号的过滤方法及装置

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Also Published As

Publication number Publication date
JP2016511436A (ja) 2016-04-14
BR112015019040B1 (pt) 2021-12-07
ZA201506577B (en) 2018-08-29
KR101891872B1 (ko) 2018-08-24
AU2013377885B2 (en) 2019-07-18
EP2954523A1 (en) 2015-12-16
AU2013377885A1 (en) 2015-07-23
RU2015138109A (ru) 2017-03-16
EP2954523B1 (en) 2018-12-19
PH12015501516A1 (en) 2015-09-21
PH12015501516B1 (en) 2018-09-05
MY171188A (en) 2019-09-30
CN104969291A (zh) 2015-10-07
PT2954523T (pt) 2019-03-25
ES2715847T3 (es) 2019-06-06
DK2954523T3 (en) 2019-03-25
CN104969291B (zh) 2018-10-26
JP6456847B2 (ja) 2019-01-23
US9711156B2 (en) 2017-07-18
WO2014123579A1 (en) 2014-08-14
HK1211377A1 (en) 2016-05-20
KR20150116881A (ko) 2015-10-16
SG11201505067TA (en) 2015-08-28
CA2896814C (en) 2018-08-14
HUE042387T2 (hu) 2019-06-28
RU2643628C2 (ru) 2018-02-02
IL239719A0 (en) 2015-08-31
UA116371C2 (uk) 2018-03-12
IL239719A (en) 2016-11-30
US20140229171A1 (en) 2014-08-14
PL2954523T3 (pl) 2019-05-31
CA2896814A1 (en) 2014-08-14
BR112015019040A2 (pt) 2017-07-18

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