DK3591650T3 - Fremgangsmåde og indretning til udfyldning af spektrale huller - Google Patents

Fremgangsmåde og indretning til udfyldning af spektrale huller Download PDF

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Publication number
DK3591650T3
DK3591650T3 DK19194270.5T DK19194270T DK3591650T3 DK 3591650 T3 DK3591650 T3 DK 3591650T3 DK 19194270 T DK19194270 T DK 19194270T DK 3591650 T3 DK3591650 T3 DK 3591650T3
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DK
Denmark
Prior art keywords
spectral gaps
filling spectral
filling
gaps
spectral
Prior art date
Application number
DK19194270.5T
Other languages
English (en)
Inventor
Anisse Taleb
Gustaf Ullberg
Manuel Briand
Original Assignee
Ericsson Telefon Ab L M
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40387560&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK3591650(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
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Publication of DK3591650T3 publication Critical patent/DK3591650T3/da

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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation
DK19194270.5T 2007-08-27 2008-08-26 Fremgangsmåde og indretning til udfyldning af spektrale huller DK3591650T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US96823007P 2007-08-27 2007-08-27
EP18176984.5A EP3401907B1 (en) 2007-08-27 2008-08-26 Method and device for perceptual spectral decoding of an audio signal including filling of spectral holes

Publications (1)

Publication Number Publication Date
DK3591650T3 true DK3591650T3 (da) 2021-02-15

Family

ID=40387560

Family Applications (3)

Application Number Title Priority Date Filing Date
DK19194270.5T DK3591650T3 (da) 2007-08-27 2008-08-26 Fremgangsmåde og indretning til udfyldning af spektrale huller
DK18176984.5T DK3401907T3 (da) 2007-08-27 2008-08-26 Fremgangsmåde og indretning til perceptuel spektral afkodning af et audiosignal omfattende udfyldning af spektrale huller
DK08828426.0T DK2186089T3 (da) 2007-08-27 2008-08-26 Fremgangsmåde og indretning til perceptuel spektral afkodning af et audiosignal inklusive udfyldning af spektrale huller

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK18176984.5T DK3401907T3 (da) 2007-08-27 2008-08-26 Fremgangsmåde og indretning til perceptuel spektral afkodning af et audiosignal omfattende udfyldning af spektrale huller
DK08828426.0T DK2186089T3 (da) 2007-08-27 2008-08-26 Fremgangsmåde og indretning til perceptuel spektral afkodning af et audiosignal inklusive udfyldning af spektrale huller

Country Status (12)

Country Link
US (2) US8370133B2 (da)
EP (3) EP3401907B1 (da)
JP (1) JP5255638B2 (da)
CN (1) CN101809657B (da)
CA (1) CA2698031C (da)
DK (3) DK3591650T3 (da)
ES (3) ES2858423T3 (da)
HU (2) HUE041323T2 (da)
MX (1) MX2010001504A (da)
PL (2) PL3401907T3 (da)
PT (1) PT2186089T (da)
WO (1) WO2009029036A1 (da)

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JP5416173B2 (ja) * 2011-07-07 2014-02-12 中興通訊股▲ふん▼有限公司 周波数帯コピー方法、装置及びオーディオ復号化方法、システム
CN103366750B (zh) * 2012-03-28 2015-10-21 北京天籁传音数字技术有限公司 一种声音编解码装置及其方法
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Also Published As

Publication number Publication date
DK2186089T3 (da) 2019-01-07
EP3401907B1 (en) 2019-11-20
EP3591650A1 (en) 2020-01-08
US8370133B2 (en) 2013-02-05
ES2774956T3 (es) 2020-07-23
ES2858423T3 (es) 2021-09-30
JP2010538317A (ja) 2010-12-09
US9111532B2 (en) 2015-08-18
CN101809657A (zh) 2010-08-18
MX2010001504A (es) 2010-03-10
PL3401907T3 (pl) 2020-05-18
ES2704286T3 (es) 2019-03-15
PL3591650T3 (pl) 2021-07-05
EP2186089A4 (en) 2011-12-28
EP2186089B1 (en) 2018-10-03
WO2009029036A1 (en) 2009-03-05
JP5255638B2 (ja) 2013-08-07
HUE041323T2 (hu) 2019-05-28
US20100241437A1 (en) 2010-09-23
PT2186089T (pt) 2019-01-10
CA2698031C (en) 2016-10-18
CN101809657B (zh) 2012-05-30
HUE047607T2 (hu) 2020-05-28
US20130218577A1 (en) 2013-08-22
EP2186089A1 (en) 2010-05-19
DK3401907T3 (da) 2020-03-02
EP3591650B1 (en) 2020-12-23
CA2698031A1 (en) 2009-03-05
EP3401907A1 (en) 2018-11-14

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