PL3486905T3 - Sposób kodowania, sposób dekodowania, aparat kodujący i aparat dekodujący - Google Patents

Sposób kodowania, sposób dekodowania, aparat kodujący i aparat dekodujący

Info

Publication number
PL3486905T3
PL3486905T3 PL18182328T PL18182328T PL3486905T3 PL 3486905 T3 PL3486905 T3 PL 3486905T3 PL 18182328 T PL18182328 T PL 18182328T PL 18182328 T PL18182328 T PL 18182328T PL 3486905 T3 PL3486905 T3 PL 3486905T3
Authority
PL
Poland
Prior art keywords
encoding
decoding
decoding apparatus
encoding method
decoding method
Prior art date
Application number
PL18182328T
Other languages
English (en)
Inventor
Bin Wang
Zexin Liu
Lei Miao
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.
Publication of PL3486905T3 publication Critical patent/PL3486905T3/pl

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
    • G10L19/08—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
    • 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
    • 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
    • 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
    • G10L19/26—Pre-filtering or post-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
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to 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
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0016—Codebook for LPC parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18182328T 2013-01-15 2013-07-25 Sposób kodowania, sposób dekodowania, aparat kodujący i aparat dekodujący PL3486905T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201310014342.4A CN103928031B (zh) 2013-01-15 2013-01-15 编码方法、解码方法、编码装置和解码装置
PCT/CN2013/080061 WO2014110895A1 (zh) 2013-01-15 2013-07-25 编码方法、解码方法、编码装置和解码装置
EP16193849.3A EP3203470B1 (en) 2013-01-15 2013-07-25 Speech decoding method and speech decoding apparatus
EP18182328.7A EP3486905B1 (en) 2013-01-15 2013-07-25 Encoding method, decoding method, encoding apparatus, and decoding apparatus
EP13872123.8A EP2905777B1 (en) 2013-01-15 2013-07-25 Encoding method, decoding method, encoding device, and decoding device

Publications (1)

Publication Number Publication Date
PL3486905T3 true PL3486905T3 (pl) 2021-03-08

Family

ID=51146229

Family Applications (3)

Application Number Title Priority Date Filing Date
PL18182328T PL3486905T3 (pl) 2013-01-15 2013-07-25 Sposób kodowania, sposób dekodowania, aparat kodujący i aparat dekodujący
PL13872123T PL2905777T3 (pl) 2013-01-15 2013-07-25 Sposób kodowania, sposób dekodowania, urządzenie kodujące i urządzenie dekodujące
PL16193849T PL3203470T3 (pl) 2013-01-15 2013-07-25 Sposób dekodowania mowy i urządzenie do dekodowania mowy

Family Applications After (2)

Application Number Title Priority Date Filing Date
PL13872123T PL2905777T3 (pl) 2013-01-15 2013-07-25 Sposób kodowania, sposób dekodowania, urządzenie kodujące i urządzenie dekodujące
PL16193849T PL3203470T3 (pl) 2013-01-15 2013-07-25 Sposób dekodowania mowy i urządzenie do dekodowania mowy

Country Status (17)

Country Link
US (6) US9761235B2 (pl)
EP (5) EP3764355B1 (pl)
JP (3) JP6141443B2 (pl)
KR (2) KR101748303B1 (pl)
CN (2) CN103928031B (pl)
BR (1) BR112015013088B1 (pl)
DK (3) DK3203470T3 (pl)
ES (4) ES2982472T3 (pl)
HK (1) HK1199541A1 (pl)
HU (3) HUE043649T2 (pl)
NO (1) NO2905777T3 (pl)
PL (3) PL3486905T3 (pl)
PT (3) PT3203470T (pl)
SG (1) SG11201503772RA (pl)
SI (3) SI2905777T1 (pl)
TR (1) TR201907656T4 (pl)
WO (1) WO2014110895A1 (pl)

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Also Published As

Publication number Publication date
EP4401075A2 (en) 2024-07-17
US20220366922A1 (en) 2022-11-17
US20150255080A1 (en) 2015-09-10
EP4401075A3 (en) 2024-08-28
JP2015537254A (ja) 2015-12-24
KR20150082530A (ko) 2015-07-15
EP3764355A1 (en) 2021-01-13
WO2014110895A1 (zh) 2014-07-24
JP2017151466A (ja) 2017-08-31
ES2637741T3 (es) 2017-10-16
PT2905777T (pt) 2017-08-30
PT3486905T (pt) 2020-10-19
CN105551497A (zh) 2016-05-04
PT3203470T (pt) 2019-06-04
DK2905777T3 (da) 2017-11-06
KR20160090400A (ko) 2016-07-29
EP2905777A4 (en) 2015-09-23
US9761235B2 (en) 2017-09-12
ES2828004T3 (es) 2021-05-25
SG11201503772RA (en) 2015-06-29
CN103928031A (zh) 2014-07-16
HUE043649T2 (hu) 2019-08-28
US11869520B2 (en) 2024-01-09
NO2905777T3 (pl) 2017-12-16
KR101966265B1 (ko) 2019-04-05
US11430456B2 (en) 2022-08-30
JP6397082B2 (ja) 2018-09-26
JP2018200488A (ja) 2018-12-20
EP2905777A1 (en) 2015-08-12
US20170372713A1 (en) 2017-12-28
DK3203470T3 (da) 2019-05-27
US20190139560A1 (en) 2019-05-09
CN105551497B (zh) 2019-03-19
ES2728000T3 (es) 2019-10-21
CN103928031B (zh) 2016-03-30
BR112015013088A2 (pt) 2017-07-11
JP6141443B2 (ja) 2017-06-07
SI2905777T1 (sl) 2017-11-30
US10770085B2 (en) 2020-09-08
HUE036710T2 (hu) 2018-07-30
SI3486905T1 (sl) 2020-12-31
EP3486905A1 (en) 2019-05-22
EP3203470A1 (en) 2017-08-09
BR112015013088B1 (pt) 2020-01-28
US10210880B2 (en) 2019-02-19
PL3203470T3 (pl) 2019-09-30
JP6616470B2 (ja) 2019-12-04
TR201907656T4 (tr) 2019-06-21
PL2905777T3 (pl) 2017-12-29
US20200381000A1 (en) 2020-12-03
DK3486905T3 (da) 2020-11-23
HK1199541A1 (zh) 2015-07-03
HUE051171T2 (hu) 2021-03-01
EP3203470B1 (en) 2019-03-13
EP3486905B1 (en) 2020-09-09
US20240177722A1 (en) 2024-05-30
EP2905777B1 (en) 2017-07-19
EP3764355B1 (en) 2024-05-01
ES2982472T3 (es) 2024-10-16
KR101748303B1 (ko) 2017-06-16
SI3203470T1 (sl) 2019-06-28

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