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)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (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
PCT/EP2009/005827 WO2010017966A1 (en) 2008-08-13 2009-08-11 Apparatus for merging spatial audio streams
EP09806392A EP2324645B1 (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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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
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KR102468780B1 (ko) * 2017-10-04 2022-11-21 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. DirAC 기반 공간 오디오 코딩과 관련된 인코딩, 디코딩, 장면 처리, 및 다른 절차를 위한 장치, 방법, 및 컴퓨터 프로그램
MY203778A (en) * 2017-11-17 2024-07-18 Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutions
GB2574238A (en) * 2018-05-31 2019-12-04 Nokia Technologies Oy Spatial audio parameter merging
CA3091241A1 (en) 2018-07-02 2020-01-09 Dolby Laboratories Licensing Corporation Methods and devices for generating or decoding a bitstream comprising immersive audio signals
ES2985934T3 (es) * 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados
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Also Published As

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

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