PL2324645T3 - Urządzenie do łączenia strumieni przestrzennego sygnału akustycznego - Google Patents

Urządzenie do łączenia strumieni przestrzennego sygnału akustycznego

Info

Publication number
PL2324645T3
PL2324645T3 PL09806392T PL09806392T PL2324645T3 PL 2324645 T3 PL2324645 T3 PL 2324645T3 PL 09806392 T PL09806392 T PL 09806392T PL 09806392 T PL09806392 T PL 09806392T PL 2324645 T3 PL2324645 T3 PL 2324645T3
Authority
PL
Poland
Prior art keywords
representation
wave
merged
spatial audio
audio stream
Prior art date
Application number
PL09806392T
Other languages
English (en)
Inventor
Galdo Giovanni Del
Fabian Kuech
Markus Kallinger
Ville Pulkki
Mikko-Ville Laitinen
Richard Schultz-Amling
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PL2324645T3 publication Critical patent/PL2324645T3/pl

Links

Classifications

    • 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
    • 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 
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
PL09806392T 2008-08-13 2009-08-11 Urządzenie do łączenia strumieni przestrzennego sygnału akustycznego PL2324645T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8852008P 2008-08-13 2008-08-13
EP09001397A EP2154910A1 (en) 2008-08-13 2009-02-02 Apparatus for merging spatial audio streams
EP09806392A EP2324645B1 (en) 2008-08-13 2009-08-11 Apparatus for merging spatial audio streams
PCT/EP2009/005827 WO2010017966A1 (en) 2008-08-13 2009-08-11 Apparatus for merging spatial audio streams

Publications (1)

Publication Number Publication Date
PL2324645T3 true PL2324645T3 (pl) 2012-07-31

Family

ID=40605771

Family Applications (1)

Application Number Title Priority Date Filing Date
PL09806392T PL2324645T3 (pl) 2008-08-13 2009-08-11 Urządzenie do łączenia strumieni przestrzennego sygnału akustycznego

Country Status (14)

Country Link
US (1) US8712059B2 (pl)
EP (2) EP2154910A1 (pl)
JP (1) JP5490118B2 (pl)
KR (1) KR101235543B1 (pl)
CN (1) CN102138342B (pl)
AT (1) ATE546964T1 (pl)
AU (1) AU2009281355B2 (pl)
BR (1) BRPI0912453B1 (pl)
CA (1) CA2734096C (pl)
ES (1) ES2382986T3 (pl)
MX (1) MX2011001653A (pl)
PL (1) PL2324645T3 (pl)
RU (1) RU2504918C2 (pl)
WO (1) WO2010017966A1 (pl)

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BR112018007276A2 (pt) 2016-03-15 2018-10-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. aparelho, método ou programa de computador para gerar uma descrição de campo de som
GB2549532A (en) * 2016-04-22 2017-10-25 Nokia Technologies Oy Merging audio signals with spatial metadata
WO2018064296A1 (en) 2016-09-29 2018-04-05 Dolby Laboratories Licensing Corporation Method, systems and apparatus for determining audio representation(s) of one or more audio sources
AU2018344830B2 (en) * 2017-10-04 2021-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding
BR112020011035A2 (pt) * 2017-11-17 2020-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. aparelho e método para codificar ou decodificar parâmetros de codificação de áudio direcional com o uso de diferentes resoluções de tempo frequência
GB2574238A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Spatial audio parameter merging
JP7516251B2 (ja) * 2018-07-02 2024-07-16 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 没入的オーディオ信号をエンコードおよび／またはデコードするための方法および装置
KR102837743B1 (ko) * 2018-11-13 2025-07-23 돌비 레버러토리즈 라이쎈싱 코오포레이션 오디오 신호 및 연관된 메타데이터에 의해 공간 오디오를 표현하는 것
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Also Published As

Publication number Publication date
RU2504918C2 (ru) 2014-01-20
EP2324645A1 (en) 2011-05-25
JP2011530720A (ja) 2011-12-22
WO2010017966A1 (en) 2010-02-18
ATE546964T1 (de) 2012-03-15
RU2011106582A (ru) 2012-08-27
JP5490118B2 (ja) 2014-05-14
EP2324645B1 (en) 2012-02-22
CN102138342A (zh) 2011-07-27
CA2734096C (en) 2015-12-01
BRPI0912453A2 (pt) 2019-11-19
AU2009281355A1 (en) 2010-02-18
AU2009281355B2 (en) 2014-01-16
MX2011001653A (es) 2011-03-02
CA2734096A1 (en) 2010-02-18
BRPI0912453B1 (pt) 2020-12-01
US8712059B2 (en) 2014-04-29
EP2154910A1 (en) 2010-02-17
US20110216908A1 (en) 2011-09-08
ES2382986T3 (es) 2012-06-15
CN102138342B (zh) 2014-03-12
KR20110055622A (ko) 2011-05-25
HK1157986A1 (en) 2012-07-06
KR101235543B1 (ko) 2013-02-21

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