MX384230B - Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior - Google Patents

Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior

Info

Publication number
MX384230B
MX384230B MX2017005102A MX2017005102A MX384230B MX 384230 B MX384230 B MX 384230B MX 2017005102 A MX2017005102 A MX 2017005102A MX 2017005102 A MX2017005102 A MX 2017005102A MX 384230 B MX384230 B MX 384230B
Authority
MX
Mexico
Prior art keywords
hoa
order ambisonics
ambient
decompressing
compressing
Prior art date
Application number
MX2017005102A
Other languages
English (en)
Spanish (es)
Inventor
Alexander Krueger
Sven Kordon
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of MX384230B publication Critical patent/MX384230B/es

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
    • G10L19/008—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 
    • 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
    • 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

Landscapes

  • 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)
MX2017005102A 2013-04-29 2014-04-24 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior MX384230B (es)

Applications Claiming Priority (2)

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
PCT/EP2014/058380 WO2014177455A1 (en) 2013-04-29 2014-04-24 Method and apparatus for compressing and decompressing a higher order ambisonics representation

Publications (1)

Publication Number Publication Date
MX384230B true MX384230B (es) 2025-03-14

Family

ID=48607176

Family Applications (6)

Application Number Title Priority Date Filing Date
MX2017005102A MX384230B (es) 2013-04-29 2014-04-24 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior
MX2015015016A MX347283B (es) 2013-04-29 2014-04-24 Método y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012180A MX2022012180A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012186A MX2022012186A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012179A MX2022012179A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2020002786A MX2020002786A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.

Family Applications After (5)

Application Number Title Priority Date Filing Date
MX2015015016A MX347283B (es) 2013-04-29 2014-04-24 Método y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012180A MX2022012180A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012186A MX2022012186A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2022012179A MX2022012179A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.
MX2020002786A MX2020002786A (es) 2013-04-29 2015-10-27 Metodo y aparato para comprimir y descomprimir una representacion ambisonics de orden superior.

Country Status (10)

Country Link
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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KR102606212B1 (ko) 2014-06-27 2023-11-29 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현
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EP3489953B8 (en) 2014-06-27 2022-06-15 Dolby International AB Determining a lowest integer number of bits required for representing non-differential gain values for the compression of an hoa data frame representation
CN106463131B (zh) 2014-07-02 2020-12-08 杜比国际公司 用于对hoa信号表示的子带内的主导方向信号的方向进行编码/解码的方法和装置
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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
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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
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Also Published As

Publication number Publication date
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
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
RU2668060C2 (ru) 2018-09-25
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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