PL4160594T3 - Aparat do określania trybu kodowania audio - Google Patents

Aparat do określania trybu kodowania audio

Info

Publication number
PL4160594T3
PL4160594T3 PL22192100.0T PL22192100T PL4160594T3 PL 4160594 T3 PL4160594 T3 PL 4160594T3 PL 22192100 T PL22192100 T PL 22192100T PL 4160594 T3 PL4160594 T3 PL 4160594T3
Authority
PL
Poland
Prior art keywords
determination device
mode determination
encoding mode
audio encoding
audio
Prior art date
Application number
PL22192100.0T
Other languages
English (en)
Inventor
Bin Wang
Haiting Li
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 PL4160594T3 publication Critical patent/PL4160594T3/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
    • G10L19/04—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
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Stereophonic System (AREA)
PL22192100.0T 2017-08-10 2018-08-10 Aparat do określania trybu kodowania audio PL4160594T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710679081.6A CN109389987B (zh) 2017-08-10 2017-08-10 音频编解码模式确定方法和相关产品

Publications (1)

Publication Number Publication Date
PL4160594T3 true PL4160594T3 (pl) 2025-02-10

Family

ID=65271933

Family Applications (1)

Application Number Title Priority Date Filing Date
PL22192100.0T PL4160594T3 (pl) 2017-08-10 2018-08-10 Aparat do określania trybu kodowania audio

Country Status (10)

Country Link
US (4) US11120807B2 (pl)
EP (3) EP4160594B1 (pl)
KR (4) KR102492119B1 (pl)
CN (2) CN114898761A (pl)
AU (3) AU2018315437B2 (pl)
BR (1) BR112020002710A2 (pl)
ES (1) ES2934532T3 (pl)
PL (1) PL4160594T3 (pl)
TW (1) TWI697892B (pl)
WO (1) WO2019029737A1 (pl)

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CN114898761A (zh) 2017-08-10 2022-08-12 华为技术有限公司 立体声信号编解码方法及装置
CN109859766B (zh) * 2017-11-30 2021-08-20 华为技术有限公司 音频编解码方法和相关产品
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CN113948095B (zh) * 2020-07-17 2025-02-25 华为技术有限公司 多声道音频信号的编解码方法和装置
CN114023338B (zh) * 2020-07-17 2025-06-03 华为技术有限公司 多声道音频信号的编码方法和装置
CN114495951A (zh) * 2020-11-11 2022-05-13 华为技术有限公司 音频编解码方法和装置
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统

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CN114898761A (zh) * 2017-08-10 2022-08-12 华为技术有限公司 立体声信号编解码方法及装置

Also Published As

Publication number Publication date
EP3664088B1 (en) 2022-10-05
US20260038514A1 (en) 2026-02-05
TW201911292A (zh) 2019-03-16
EP4488994A2 (en) 2025-01-08
AU2018315437A1 (en) 2020-03-19
US20200176001A1 (en) 2020-06-04
ES2934532T3 (es) 2023-02-22
KR20240066194A (ko) 2024-05-14
BR112020002710A2 (pt) 2020-07-28
US20210375292A1 (en) 2021-12-02
KR102492119B1 (ko) 2023-01-26
AU2025206409A1 (en) 2025-08-07
CN114898761A (zh) 2022-08-12
CN109389987B (zh) 2022-05-10
US11935547B2 (en) 2024-03-19
EP3664088A4 (en) 2020-08-12
EP4488994A3 (en) 2025-02-26
KR20230018533A (ko) 2023-02-07
CN109389987A (zh) 2019-02-26
TWI697892B (zh) 2020-07-01
KR102664355B1 (ko) 2024-05-08
AU2023219934A1 (en) 2023-09-14
RU2020109713A (ru) 2021-09-10
US20240282318A1 (en) 2024-08-22
KR20220048063A (ko) 2022-04-19
EP4160594A1 (en) 2023-04-05
EP4160594B1 (en) 2024-10-09
KR20200035139A (ko) 2020-04-01
US11120807B2 (en) 2021-09-14
EP3664088A1 (en) 2020-06-10
KR102387159B1 (ko) 2022-04-14
US12469503B2 (en) 2025-11-11
RU2020109713A3 (pl) 2021-11-15
WO2019029737A1 (zh) 2019-02-14
AU2023219934B2 (en) 2025-05-29
AU2018315437B2 (en) 2023-05-25

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