SG11201505883WA - Apparatus and method for generating a frequency enhanced signal using shaping of the enhancement signal - Google Patents

Apparatus and method for generating a frequency enhanced signal using shaping of the enhancement signal

Info

Publication number
SG11201505883WA
SG11201505883WA SG11201505883WA SG11201505883WA SG11201505883WA SG 11201505883W A SG11201505883W A SG 11201505883WA SG 11201505883W A SG11201505883W A SG 11201505883WA SG 11201505883W A SG11201505883W A SG 11201505883WA SG 11201505883W A SG11201505883W A SG 11201505883WA
Authority
SG
Singapore
Prior art keywords
signal
shaping
generating
frequency enhanced
enhancement
Prior art date
Application number
SG11201505883WA
Other languages
English (en)
Inventor
Sascha Disch
Ralf Geiger
Christian Helmrich
Markus Multrus
Konstantin Schmidt
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of SG11201505883WA publication Critical patent/SG11201505883WA/en

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12Determination 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/0204Speech 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 using subband decomposition
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/04Speech 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
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L2019/0001Codebooks
    • G10L2019/0012Smoothing of parameters of the decoder interpolation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L2019/0001Codebooks
    • G10L2019/0016Codebook for LPC parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388Details of processing therefor
SG11201505883WA 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhanced signal using shaping of the enhancement signal SG11201505883WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361758090P 2013-01-29 2013-01-29
PCT/EP2014/051599 WO2014118159A1 (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhanced signal using shaping of the enhancement signal

Publications (1)

Publication Number Publication Date
SG11201505883WA true SG11201505883WA (en) 2015-08-28

Family

ID=50029033

Family Applications (3)

Application Number Title Priority Date Filing Date
SG11201505908QA SG11201505908QA (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhancement signal using an energy limitation operation
SG11201505906RA SG11201505906RA (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhanced signal using temporal smoothing of subbands
SG11201505883WA SG11201505883WA (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhanced signal using shaping of the enhancement signal

Family Applications Before (2)

Application Number Title Priority Date Filing Date
SG11201505908QA SG11201505908QA (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhancement signal using an energy limitation operation
SG11201505906RA SG11201505906RA (en) 2013-01-29 2014-01-28 Apparatus and method for generating a frequency enhanced signal using temporal smoothing of subbands

Country Status (20)

Country Link
US (4) US9640189B2 (es)
EP (4) EP2951826B1 (es)
JP (3) JP6321684B2 (es)
KR (3) KR101757349B1 (es)
CN (3) CN105264601B (es)
AR (3) AR094670A1 (es)
AU (3) AU2014211529B2 (es)
BR (3) BR112015017868B1 (es)
CA (3) CA2899072C (es)
ES (3) ES2914614T3 (es)
HK (2) HK1218019A1 (es)
MX (3) MX346944B (es)
MY (3) MY172710A (es)
PL (1) PL2951825T3 (es)
PT (1) PT2951825T (es)
RU (3) RU2625945C2 (es)
SG (3) SG11201505908QA (es)
TW (2) TWI524332B (es)
WO (3) WO2014118160A1 (es)
ZA (2) ZA201506268B (es)

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Also Published As

Publication number Publication date
TW201443887A (zh) 2014-11-16
KR20150109416A (ko) 2015-10-01
EP2951825A1 (en) 2015-12-09
SG11201505906RA (en) 2015-08-28
JP6321684B2 (ja) 2018-05-09
AU2014211528A1 (en) 2015-09-03
AU2014211527B2 (en) 2017-03-30
MX351191B (es) 2017-10-04
ES2905846T3 (es) 2022-04-12
MY185159A (en) 2021-04-30
CN105229738B (zh) 2019-07-26
RU2015136768A (ru) 2017-03-10
JP2016507080A (ja) 2016-03-07
CN105264601A (zh) 2016-01-20
JP6301368B2 (ja) 2018-03-28
MX346944B (es) 2017-04-06
EP2951825B1 (en) 2021-11-24
JP6289507B2 (ja) 2018-03-07
WO2014118161A1 (en) 2014-08-07
BR112015017632B1 (pt) 2022-06-07
MY172710A (en) 2019-12-11
AR094672A1 (es) 2015-08-19
BR112015017868B1 (pt) 2022-02-15
AU2014211527A1 (en) 2015-08-06
HK1218019A1 (zh) 2017-01-27
CA2899072C (en) 2017-12-19
JP2016510429A (ja) 2016-04-07
CA2899080C (en) 2018-10-02
CA2899078A1 (en) 2014-08-07
BR112015017868A2 (es) 2017-08-22
US20150332706A1 (en) 2015-11-19
RU2624104C2 (ru) 2017-06-30
TWI524332B (zh) 2016-03-01
US20170323651A1 (en) 2017-11-09
CN105103228A (zh) 2015-11-25
BR112015017632A2 (pt) 2018-05-02
CN105264601B (zh) 2019-05-31
AR094670A1 (es) 2015-08-19
CA2899072A1 (en) 2014-08-07
MX2015009598A (es) 2015-11-25
PT2951825T (pt) 2022-02-02
TW201435860A (zh) 2014-09-16
US9640189B2 (en) 2017-05-02
CA2899078C (en) 2018-09-25
PL2951825T3 (pl) 2022-03-14
BR112015017866A2 (pt) 2018-05-08
US20150332707A1 (en) 2015-11-19
BR112015017866B1 (pt) 2021-12-21
EP3136386B1 (en) 2021-10-20
AU2014211529A1 (en) 2015-09-17
KR101757349B1 (ko) 2017-07-14
KR101762225B1 (ko) 2017-07-28
CN105229738A (zh) 2016-01-06
KR20150114483A (ko) 2015-10-12
MY172161A (en) 2019-11-15
RU2625945C2 (ru) 2017-07-19
ZA201506265B (en) 2016-07-27
WO2014118159A1 (en) 2014-08-07
KR101787497B1 (ko) 2017-10-18
AU2014211529B2 (en) 2016-12-22
US20150332697A1 (en) 2015-11-19
US9552823B2 (en) 2017-01-24
JP2016510428A (ja) 2016-04-07
ZA201506268B (en) 2016-11-30
WO2014118160A1 (en) 2014-08-07
US9741353B2 (en) 2017-08-22
ES2899781T3 (es) 2022-03-14
EP2951826B1 (en) 2022-04-20
RU2608447C1 (ru) 2017-01-18
SG11201505908QA (en) 2015-09-29
TWI529701B (zh) 2016-04-11
CA2899080A1 (en) 2014-08-07
EP3136386A1 (en) 2017-03-01
AU2014211528B2 (en) 2016-10-20
EP2951826A1 (en) 2015-12-09
EP2951827A1 (en) 2015-12-09
HK1218020A1 (zh) 2017-01-27
MX2015009597A (es) 2015-11-25
KR20150108395A (ko) 2015-09-25
RU2015136799A (ru) 2017-03-13
MX346945B (es) 2017-04-06
AR094671A1 (es) 2015-08-19
US10354665B2 (en) 2019-07-16
ES2914614T3 (es) 2022-06-14
MX2015009536A (es) 2015-10-30
CN105103228B (zh) 2019-04-09

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