JPWO2022009694A1 - - Google Patents

Info

Publication number
JPWO2022009694A1
JPWO2022009694A1 JP2022535018A JP2022535018A JPWO2022009694A1 JP WO2022009694 A1 JPWO2022009694 A1 JP WO2022009694A1 JP 2022535018 A JP2022535018 A JP 2022535018A JP 2022535018 A JP2022535018 A JP 2022535018A JP WO2022009694 A1 JPWO2022009694 A1 JP WO2022009694A1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2022535018A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2022009694A1 publication Critical patent/JPWO2022009694A1/ja
Pending legal-status Critical Current

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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation
    • 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

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2022535018A 2020-07-09 2021-06-25 Pending JPWO2022009694A1 (https=)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020118174 2020-07-09
JP2020170985 2020-10-09
PCT/JP2021/024098 WO2022009694A1 (ja) 2020-07-09 2021-06-25 信号処理装置および方法、並びにプログラム

Publications (1)

Publication Number Publication Date
JPWO2022009694A1 true JPWO2022009694A1 (https=) 2022-01-13

Family

ID=79553059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022535018A Pending JPWO2022009694A1 (https=) 2020-07-09 2021-06-25

Country Status (5)

Country Link
US (1) US20230253000A1 (https=)
JP (1) JPWO2022009694A1 (https=)
CN (1) CN115943461A (https=)
DE (1) DE112021003663T5 (https=)
WO (1) WO2022009694A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240032746A (ko) * 2021-07-12 2024-03-12 소니그룹주식회사 부호화 장치 및 방법, 복호 장치 및 방법, 그리고 프로그램
EP4693279A1 (en) * 2023-03-27 2026-02-11 Beijing Xiaomi Mobile Software Co., Ltd. Quantization coding method, apparatus, device, and storage medium
CN121794749A (zh) * 2023-10-20 2026-04-03 索尼集团公司 信号处理装置、信号处理方法和信号处理程序

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001154695A (ja) * 1999-11-24 2001-06-08 Victor Co Of Japan Ltd オーディオ符号化装置及びその方法
JP2006139827A (ja) * 2004-11-10 2006-06-01 Victor Co Of Japan Ltd ３次元音場情報記録装置及びプログラム
JP2016530803A (ja) * 2013-07-31 2016-09-29 ドルビー ラボラトリーズ ライセンシング コーポレイション 空間的に拡散したまたは大きなオーディオ・オブジェクトの処理
WO2016203994A1 (ja) * 2015-06-19 2016-12-22 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
WO2016208406A1 (ja) * 2015-06-24 2016-12-29 ソニー株式会社 音声処理装置および方法、並びにプログラム
JP2018522286A (ja) * 2015-07-31 2018-08-09 アップル インコーポレイテッド エンコードされたオーディオ拡張メタデータベースのダイナミックレンジ制御

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6531649B2 (ja) * 2013-09-19 2019-06-19 ソニー株式会社 符号化装置および方法、復号化装置および方法、並びにプログラム
CN109996166B (zh) * 2014-01-16 2021-03-23 索尼公司 声音处理装置和方法、以及程序
BR112016023716B1 (pt) * 2014-04-11 2023-04-18 Samsung Electronics Co., Ltd Método de renderização de um sinal de áudio
US10627981B2 (en) * 2016-06-10 2020-04-21 Mitsubishi Electric Corporation Operation apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001154695A (ja) * 1999-11-24 2001-06-08 Victor Co Of Japan Ltd オーディオ符号化装置及びその方法
JP2006139827A (ja) * 2004-11-10 2006-06-01 Victor Co Of Japan Ltd ３次元音場情報記録装置及びプログラム
JP2016530803A (ja) * 2013-07-31 2016-09-29 ドルビー ラボラトリーズ ライセンシング コーポレイション 空間的に拡散したまたは大きなオーディオ・オブジェクトの処理
WO2016203994A1 (ja) * 2015-06-19 2016-12-22 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
WO2016208406A1 (ja) * 2015-06-24 2016-12-29 ソニー株式会社 音声処理装置および方法、並びにプログラム
JP2018522286A (ja) * 2015-07-31 2018-08-09 アップル インコーポレイテッド エンコードされたオーディオ拡張メタデータベースのダイナミックレンジ制御

Also Published As

Publication number Publication date
WO2022009694A1 (ja) 2022-01-13
DE112021003663T5 (de) 2023-04-27
CN115943461A (zh) 2023-04-07
US20230253000A1 (en) 2023-08-10

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