RU2020119761A3 - - Google Patents

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RU2020119761A3
RU2020119761A3 RU2020119761A RU2020119761A RU2020119761A3 RU 2020119761 A3 RU2020119761 A3 RU 2020119761A3 RU 2020119761 A RU2020119761 A RU 2020119761A RU 2020119761 A RU2020119761 A RU 2020119761A RU 2020119761 A3 RU2020119761 A3 RU 2020119761A3
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RU2020119761A
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    • 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
    • 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/0204Speech 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 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/04Speech 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
    • G10L19/26Pre-filtering or post-filtering
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G10L25/15Speech 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 formant information
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G10L25/21Speech 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 power information
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3082Vector coding
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/60General implementation details not specific to a particular type of compression
    • H03M7/6005Decoder aspects
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/60General implementation details not specific to a particular type of compression
    • H03M7/6011Encoder aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
RU2020119761A 2017-11-17 2018-11-16 Устройство и способ кодирования или декодирования параметров направленного кодирования аудио с использованием различных частотно-временных разрешений RU2763313C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP17202393.9 2017-11-17
EP17202393 2017-11-17
PCT/EP2018/081620 WO2019097017A1 (en) 2017-11-17 2018-11-16 Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutions

Publications (3)

Publication Number Publication Date
RU2020119761A RU2020119761A (ru) 2021-12-17
RU2020119761A3 true RU2020119761A3 (ru) 2021-12-17
RU2763313C2 RU2763313C2 (ru) 2021-12-28

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RU2020119762A RU2763155C2 (ru) 2017-11-17 2018-11-16 Устройство и способ кодирования или декодирования параметров направленного кодирования аудио с использованием квантования и энтропийного кодирования
RU2020119761A RU2763313C2 (ru) 2017-11-17 2018-11-16 Устройство и способ кодирования или декодирования параметров направленного кодирования аудио с использованием различных частотно-временных разрешений

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Country Status (19)

Country Link
US (5) US11367454B2 (ru)
EP (3) EP4113512A1 (ru)
JP (5) JP7175980B2 (ru)
KR (3) KR102599743B1 (ru)
CN (4) CN111656442B (ru)
AR (2) AR113524A1 (ru)
AU (2) AU2018368589B2 (ru)
BR (2) BR112020011035A2 (ru)
CA (2) CA3083891C (ru)
ES (1) ES2930374T3 (ru)
FI (1) FI3711047T3 (ru)
MX (2) MX2020005045A (ru)
PL (1) PL3711047T3 (ru)
PT (1) PT3711047T (ru)
RU (2) RU2763155C2 (ru)
SG (2) SG11202004430YA (ru)
TW (3) TWI708241B (ru)
WO (2) WO2019097017A1 (ru)
ZA (2) ZA202003476B (ru)

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EP3711047A1 (en) 2020-09-23
JP7175980B2 (ja) 2022-11-21
SG11202004430YA (en) 2020-06-29
US11783843B2 (en) 2023-10-10
TWI708241B (zh) 2020-10-21
JP7175979B2 (ja) 2022-11-21
FI3711047T3 (fi) 2023-01-13
CA3083891C (en) 2023-05-02
JP2021503628A (ja) 2021-02-12
CA3084225A1 (en) 2019-05-23
SG11202004389VA (en) 2020-06-29
JP7372360B2 (ja) 2023-10-31
AU2018368589A1 (en) 2020-06-25
EP3711047B1 (en) 2022-10-05
US20240274139A1 (en) 2024-08-15
CN111656442B (zh) 2024-06-28
US20230410819A1 (en) 2023-12-21
KR102535997B1 (ko) 2023-05-23
TWI752281B (zh) 2022-01-11
RU2020119762A (ru) 2021-12-17
ZA202003473B (en) 2022-04-28
MX2020005045A (es) 2020-08-20
US20220130404A1 (en) 2022-04-28
TW201923751A (zh) 2019-06-16
BR112020011035A2 (pt) 2020-11-17
AU2018368588A1 (en) 2020-07-02
MX2020005044A (es) 2020-08-20
RU2763313C2 (ru) 2021-12-28
TW201923750A (zh) 2019-06-16
JP2024003010A (ja) 2024-01-11
AU2018368588B2 (en) 2021-12-09
CN118609580A (zh) 2024-09-06
JP2022171686A (ja) 2022-11-11
AU2018368589B2 (en) 2021-10-14
CN111656441B (zh) 2023-10-03
CA3084225C (en) 2023-03-28
WO2019097018A1 (en) 2019-05-23
RU2763155C2 (ru) 2021-12-27
RU2020119761A (ru) 2021-12-17
CN111656442A (zh) 2020-09-11
WO2019097017A1 (en) 2019-05-23
JP2022058577A (ja) 2022-04-12
US20200265851A1 (en) 2020-08-20
EP3711048A1 (en) 2020-09-23
ZA202003476B (en) 2022-10-26
CN117351970A (zh) 2024-01-05
TW202145197A (zh) 2021-12-01
ES2930374T3 (es) 2022-12-09
JP2021503627A (ja) 2021-02-12
TWI759240B (zh) 2022-03-21
AR113525A1 (es) 2020-05-13
AR113524A1 (es) 2020-05-13
PT3711047T (pt) 2022-11-16
US20200273473A1 (en) 2020-08-27
US12106763B2 (en) 2024-10-01
US12112762B2 (en) 2024-10-08
RU2020119762A3 (ru) 2021-12-17
EP4113512A1 (en) 2023-01-04
US11367454B2 (en) 2022-06-21
PL3711047T3 (pl) 2023-01-30
CA3083891A1 (en) 2019-05-23
KR102599743B1 (ko) 2023-11-08
KR20230110842A (ko) 2023-07-25
BR112020011026A2 (pt) 2020-11-17
KR20200100061A (ko) 2020-08-25
CN111656441A (zh) 2020-09-11
KR20200091880A (ko) 2020-07-31

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