KR102226620B1 - Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치 - Google Patents

Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치 Download PDF

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KR102226620B1
KR102226620B1 KR1020167000562A KR20167000562A KR102226620B1 KR 102226620 B1 KR102226620 B1 KR 102226620B1 KR 1020167000562 A KR1020167000562 A KR 1020167000562A KR 20167000562 A KR20167000562 A KR 20167000562A KR 102226620 B1 KR102226620 B1 KR 102226620B1
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vector
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coefficient
hoa
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알렉산더 크루거
스벤 코르돈
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돌비 인터네셔널 에이비
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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
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Stereophonic System (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Radio Relay Systems (AREA)
  • Error Detection And Correction (AREA)
KR1020167000562A 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치 Active KR102226620B1 (ko)

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EP20130305986 EP2824661A1 (en) 2013-07-11 2013-07-11 Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals
EP13305986.5 2013-07-11
PCT/EP2014/063306 WO2015003900A1 (en) 2013-07-11 2014-06-24 Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals

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KR1020237016461A Active KR102658702B1 (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR1020227011971A Active KR102534163B1 (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR1020217006813A Active KR102386726B1 (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR1020247012405A Pending KR20240055139A (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치

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KR1020227011971A Active KR102534163B1 (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR1020217006813A Active KR102386726B1 (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR1020247012405A Pending KR20240055139A (ko) 2013-07-11 2014-06-24 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치

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CN (9) CN105378833B (enExample)
AU (4) AU2014289527B2 (enExample)
BR (3) BR112016000245B1 (enExample)
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JP6656182B2 (ja) 2014-06-27 2020-03-04 ドルビー・インターナショナル・アーベー Ｈｏａデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたｈｏａデータ・フレーム表現
KR102655047B1 (ko) 2014-06-27 2024-04-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법
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KR102460820B1 (ko) 2014-07-02 2022-10-31 돌비 인터네셔널 에이비 Ｈｏａ 신호 표현의 부대역들 내의 우세 방향 신호들의 방향들의 인코딩/디코딩을 위한 방법 및 장치
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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KR20210029302A (ko) * 2013-07-11 2021-03-15 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
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KR102386726B1 (ko) * 2013-07-11 2022-04-15 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR20220051026A (ko) * 2013-07-11 2022-04-25 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
US11540076B2 (en) 2013-07-11 2022-12-27 Dolby Laboratories Licensing Corporation Methods and apparatus for decoding encoded HOA signals
KR20230070540A (ko) * 2013-07-11 2023-05-23 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
KR102534163B1 (ko) * 2013-07-11 2023-05-30 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
US11863958B2 (en) 2013-07-11 2024-01-02 Dolby Laboratories Licensing Corporation Methods and apparatus for decoding encoded HOA signals
KR102658702B1 (ko) * 2013-07-11 2024-04-19 돌비 인터네셔널 에이비 Hoa 신호들의 계수 도메인 표현으로부터 상기 hoa 신호들의 공간/계수 혼합 도메인 표현을 생성하기 위한 방법 및 장치
US12245013B2 (en) 2013-07-11 2025-03-04 Dolby Laboratories Licensing Corporation Methods and apparatus for decoding encoded HOA signals

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EP3020041B1 (en) 2018-12-19
US10382876B2 (en) 2019-08-13
CN105378833B (zh) 2019-10-22
US20240171924A1 (en) 2024-05-23
CN105378833A (zh) 2016-03-02
JP2019113858A (ja) 2019-07-11
US20170245084A1 (en) 2017-08-24
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US10841721B2 (en) 2020-11-17
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JP7772487B2 (ja) 2025-11-18
KR20160028442A (ko) 2016-03-11
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KR20230070540A (ko) 2023-05-23
US20220225045A1 (en) 2022-07-14
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CA3131690A1 (en) 2015-01-15
MX354300B (es) 2018-02-23
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