RU2668060C2 - Способ и устройство для сжатия и распаковки представления на основе амбиофонии высшего порядка - Google Patents

Способ и устройство для сжатия и распаковки представления на основе амбиофонии высшего порядка Download PDF

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RU2668060C2
RU2668060C2 RU2015150988A RU2015150988A RU2668060C2 RU 2668060 C2 RU2668060 C2 RU 2668060C2 RU 2015150988 A RU2015150988 A RU 2015150988A RU 2015150988 A RU2015150988 A RU 2015150988A RU 2668060 C2 RU2668060 C2 RU 2668060C2
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sequences
hoa
hoa coefficients
frame
directional signals
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RU2015150988A
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RU2015150988A (ru
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Александр КРЮГЕР
Свен КОРДОН
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Долби Интернэшнл Аб
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems
    • 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
    • H04S2420/13—Application of wave-field synthesis in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
RU2015150988A 2013-04-29 2014-04-24 Способ и устройство для сжатия и распаковки представления на основе амбиофонии высшего порядка RU2668060C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13305558.2A EP2800401A1 (en) 2013-04-29 2013-04-29 Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation
EP13305558.2 2013-04-29
PCT/EP2014/058380 WO2014177455A1 (en) 2013-04-29 2014-04-24 Method and apparatus for compressing and decompressing a higher order ambisonics representation

Related Child Applications (1)

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RU2018133016A Division RU2776307C2 (ru) 2013-04-29 2014-04-24 Способ и устройство для сжатия и распаковки представления на основе амбиофонии высшего порядка

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RU2015150988A RU2015150988A (ru) 2017-06-07
RU2668060C2 true RU2668060C2 (ru) 2018-09-25

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US (10) US9736607B2 (cg-RX-API-DMAC7.html)
EP (6) EP2800401A1 (cg-RX-API-DMAC7.html)
JP (8) JP6395811B2 (cg-RX-API-DMAC7.html)
KR (6) KR102440104B1 (cg-RX-API-DMAC7.html)
CN (5) CN107146627B (cg-RX-API-DMAC7.html)
CA (8) CA3110057C (cg-RX-API-DMAC7.html)
MX (6) MX384230B (cg-RX-API-DMAC7.html)
MY (2) MY176454A (cg-RX-API-DMAC7.html)
RU (1) RU2668060C2 (cg-RX-API-DMAC7.html)
WO (1) WO2014177455A1 (cg-RX-API-DMAC7.html)

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EP2963948A1 (en) 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation
EP2963949A1 (en) 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation
JP2017523454A (ja) 2014-07-02 2017-08-17 ドルビー・インターナショナル・アーベー Ｈｏａ信号表現のサブバンド内の優勢な方向性信号の方向のエンコード／デコードのための方法および装置
US9736606B2 (en) * 2014-08-01 2017-08-15 Qualcomm Incorporated Editing of higher-order ambisonic audio data
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
EP3007167A1 (en) 2014-10-10 2016-04-13 Thomson Licensing Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field
US12087311B2 (en) 2015-07-30 2024-09-10 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding an HOA representation
US10468037B2 (en) 2015-07-30 2019-11-05 Dolby Laboratories Licensing Corporation Method and apparatus for generating from an HOA signal representation a mezzanine HOA signal representation
EP3345409B1 (en) 2015-08-31 2021-11-17 Dolby International AB Method for frame-wise combined decoding and rendering of a compressed hoa signal and apparatus for frame-wise combined decoding and rendering of a compressed hoa signal
US9881628B2 (en) * 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
JP6674021B2 (ja) 2016-03-15 2020-04-01 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 音場記述を生成する装置、方法、及びコンピュータプログラム
US10332530B2 (en) 2017-01-27 2019-06-25 Google Llc Coding of a soundfield representation
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CN107146627A (zh) 2017-09-08
CA3168901A1 (en) 2014-11-06
US20170318406A1 (en) 2017-11-02
US20200304931A1 (en) 2020-09-24
KR20210034685A (ko) 2021-03-30
JP6395811B2 (ja) 2018-09-26
JP7023342B2 (ja) 2022-02-21
US9736607B2 (en) 2017-08-15
JP7511707B2 (ja) 2024-07-05
MX347283B (es) 2017-04-21
US20240259743A1 (en) 2024-08-01
US20250380100A1 (en) 2025-12-11
WO2014177455A1 (en) 2014-11-06
CN105144752B (zh) 2017-08-08
KR20220039846A (ko) 2022-03-29
CA3168916A1 (en) 2014-11-06
MY195690A (en) 2023-02-03
US20190297443A1 (en) 2019-09-26
MX2022012180A (es) 2022-10-27
EP3598779B1 (en) 2021-08-18
EP3598779A1 (en) 2020-01-22
CA3190353A1 (en) 2014-11-06
CA3110057C (en) 2023-04-04
JP2025157488A (ja) 2025-10-15
US9913063B2 (en) 2018-03-06
EP4462430A3 (en) 2025-02-19
MX2020002786A (es) 2020-07-22
US11895477B2 (en) 2024-02-06
KR102440104B1 (ko) 2022-09-05
JP2021060614A (ja) 2021-04-15
CN107146626B (zh) 2020-09-08
JP7270788B2 (ja) 2023-05-10
CN107180639A (zh) 2017-09-19
CA3190346A1 (en) 2014-11-06
US20220217489A1 (en) 2022-07-07
CN107180639B (zh) 2021-01-05
CN107293304A (zh) 2017-10-24
KR20160002846A (ko) 2016-01-08
KR102882646B1 (ko) 2025-11-07
KR20220124297A (ko) 2022-09-13
US20220225044A1 (en) 2022-07-14
RU2018133016A3 (cg-RX-API-DMAC7.html) 2022-02-16
KR102232486B1 (ko) 2021-03-29
KR102672762B1 (ko) 2024-06-07
EP2992689B1 (en) 2017-05-10
CN107146626A (zh) 2017-09-08
CA3168901C (en) 2025-07-08
MX2015015016A (es) 2016-03-09
JP7717911B2 (ja) 2025-08-04
CA2907595C (en) 2021-04-13
EP3232687B1 (en) 2019-08-14
CN107146627B (zh) 2020-10-30
CA3168921A1 (en) 2014-11-06
US11284210B2 (en) 2022-03-22
US10623878B2 (en) 2020-04-14
KR20240096662A (ko) 2024-06-26
RU2015150988A (ru) 2017-06-07
CA2907595A1 (en) 2014-11-06
CA3168906A1 (en) 2014-11-06
MX384230B (es) 2025-03-14
JP2020024445A (ja) 2020-02-13
EP3926984B1 (en) 2024-10-02
MX2022012179A (es) 2022-10-27
JP6818838B2 (ja) 2021-01-20
CA3110057A1 (en) 2014-11-06
CA3168906C (en) 2025-07-08
KR20250161668A (ko) 2025-11-17
CA3168916C (en) 2025-07-08
KR102377798B1 (ko) 2022-03-23
MX2022012186A (es) 2022-10-27
JP2019008309A (ja) 2019-01-17
US12317055B2 (en) 2025-05-27
US20210337334A1 (en) 2021-10-28
JP6606241B2 (ja) 2019-11-13
EP3232687A1 (en) 2017-10-18
EP2800401A1 (en) 2014-11-05
EP4462430A2 (en) 2024-11-13
MY176454A (en) 2020-08-10
JP2022058929A (ja) 2022-04-12
EP2992689A1 (en) 2016-03-09
RU2018133016A (ru) 2018-10-02
CN105144752A (zh) 2015-12-09
US20160088415A1 (en) 2016-03-24
JP2016520864A (ja) 2016-07-14
JP2024123190A (ja) 2024-09-10
US11758344B2 (en) 2023-09-12
US10999688B2 (en) 2021-05-04
EP3926984A1 (en) 2021-12-22
CA3168921C (en) 2025-07-08
CN107293304B (zh) 2021-01-05
US20180146315A1 (en) 2018-05-24
US10264382B2 (en) 2019-04-16
JP2023093681A (ja) 2023-07-04

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