KR102440104B1 - 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치 - Google Patents

고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치 Download PDF

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KR102440104B1
KR102440104B1 KR1020227009114A KR20227009114A KR102440104B1 KR 102440104 B1 KR102440104 B1 KR 102440104B1 KR 1020227009114 A KR1020227009114 A KR 1020227009114A KR 20227009114 A KR20227009114 A KR 20227009114A KR 102440104 B1 KR102440104 B1 KR 102440104B1
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hoa
frame
signals
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KR20220039846A (ko
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알렉산더 크루거
스벤 코르돈
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돌비 인터네셔널 에이비
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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)
KR1020227009114A 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치 Active KR102440104B1 (ko)

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KR1020227030177A KR102672762B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치

Applications Claiming Priority (4)

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
KR1020217008387A KR102377798B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
PCT/EP2014/058380 WO2014177455A1 (en) 2013-04-29 2014-04-24 Method and apparatus for compressing and decompressing a higher order ambisonics representation

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KR1020217008387A Active KR102377798B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020157030836A Active KR102232486B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020247018485A Active KR102882646B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020257036863A Pending KR20250161668A (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020227030177A Active KR102672762B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치

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KR1020157030836A Active KR102232486B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020247018485A Active KR102882646B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020257036863A Pending KR20250161668A (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치
KR1020227030177A Active KR102672762B1 (ko) 2013-04-29 2014-04-24 고차 앰비소닉스 표현을 압축 및 압축해제하기 위한 방법 및 장치

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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)
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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
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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
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EP3598779B1 (en) 2021-08-18
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US9913063B2 (en) 2018-03-06
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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
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US20220225044A1 (en) 2022-07-14
RU2018133016A3 (cg-RX-API-DMAC7.html) 2022-02-16
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EP2992689B1 (en) 2017-05-10
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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
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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
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CN107293304B (zh) 2021-01-05
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