CN115917643B - 声音信号解码方法、声音信号解码装置、计算机程序产品以及记录介质 - Google Patents

声音信号解码方法、声音信号解码装置、计算机程序产品以及记录介质 Download PDF

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Publication number
CN115917643B
CN115917643B CN202080102308.0A CN202080102308A CN115917643B CN 115917643 B CN115917643 B CN 115917643B CN 202080102308 A CN202080102308 A CN 202080102308A CN 115917643 B CN115917643 B CN 115917643B
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signal
decoded
section
additional
decoding
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CN115917643A (zh
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守谷健弘
杉浦亮介
镰本优
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Entiti Corp
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Nippon Telegraph and Telephone Corp
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    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (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)
  • Stereophonic System (AREA)
  • Telephonic Communication Services (AREA)
CN202080102308.0A 2020-06-24 2020-06-24 声音信号解码方法、声音信号解码装置、计算机程序产品以及记录介质 Active CN115917643B (zh)

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PCT/JP2020/024775 WO2021260826A1 (ja) 2020-06-24 2020-06-24 音信号復号方法、音信号復号装置、プログラム及び記録媒体

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CN115917643A CN115917643A (zh) 2023-04-04
CN115917643B true CN115917643B (zh) 2025-05-02

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US (1) US12586591B2 (https=)
EP (1) EP4175269B1 (https=)
JP (1) JP7485037B2 (https=)
CN (1) CN115917643B (https=)
WO (1) WO2021260826A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022176270A1 (ja) * 2021-02-16 2022-08-25 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、及び、復号方法

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CN107430863A (zh) * 2015-03-09 2017-12-01 弗劳恩霍夫应用研究促进协会 用于编码多声道信号的音频编码器及用于解码经编码的音频信号的音频解码器

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US8359196B2 (en) * 2007-12-28 2013-01-22 Panasonic Corporation Stereo sound decoding apparatus, stereo sound encoding apparatus and lost-frame compensating method
US8332229B2 (en) * 2008-12-30 2012-12-11 Stmicroelectronics Asia Pacific Pte. Ltd. Low complexity MPEG encoding for surround sound recordings
KR101698439B1 (ko) 2010-04-09 2017-01-20 돌비 인터네셔널 에이비 Mdct-기반의 복소수 예측 스테레오 코딩
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EP2830051A3 (en) * 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
RU2704733C1 (ru) * 2016-01-22 2019-10-30 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ кодирования или декодирования многоканального сигнала с использованием параметра широкополосного выравнивания и множества параметров узкополосного выравнивания
FR3048808A1 (fr) * 2016-03-10 2017-09-15 Orange Codage et decodage optimise d'informations de spatialisation pour le codage et le decodage parametrique d'un signal audio multicanal
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CN108122534B (zh) * 2016-11-29 2019-03-26 昆山国显光电有限公司 一种驱动控制电路及其驱动方法、显示装置
GB2574239A (en) * 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters

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CN103548080A (zh) * 2012-05-11 2014-01-29 松下电器产业株式会社 声音信号混合编码器、声音信号混合解码器、声音信号编码方法以及声音信号解码方法
CN107430863A (zh) * 2015-03-09 2017-12-01 弗劳恩霍夫应用研究促进协会 用于编码多声道信号的音频编码器及用于解码经编码的音频信号的音频解码器

Also Published As

Publication number Publication date
US20230298598A1 (en) 2023-09-21
CN115917643A (zh) 2023-04-04
EP4175269A1 (en) 2023-05-03
EP4175269A4 (en) 2024-03-13
US12586591B2 (en) 2026-03-24
EP4175269B1 (en) 2025-02-26
JP7485037B2 (ja) 2024-05-16
JPWO2021260826A1 (https=) 2021-12-30
WO2021260826A1 (ja) 2021-12-30

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Address after: Tokyo, Japan

Patentee after: Entiti Corp.

Country or region after: Japan

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Patentee before: NIPPON TELEGRAPH AND TELEPHONE Corp.

Country or region before: Japan