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PT4307124T - Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal - Google Patents

Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal

Info

Publication number
PT4307124T
PT4307124T PT232141325T PT23214132T PT4307124T PT 4307124 T PT4307124 T PT 4307124T PT 232141325 T PT232141325 T PT 232141325T PT 23214132 T PT23214132 T PT 23214132T PT 4307124 T PT4307124 T PT 4307124T
Authority
PT
Portugal
Prior art keywords
coding
channel
matrixed
bridging
concept
Prior art date
Application number
PT232141325T
Other languages
English (en)
Original Assignee
Dolby Laboratories Licensing Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36873210&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT4307124(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dolby Laboratories Licensing Corp, Fraunhofer Ges Forschung filed Critical Dolby Laboratories Licensing Corp
Publication of PT4307124T publication Critical patent/PT4307124T/pt

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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0815—Cache consistency protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
PT232141325T 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal PT4307124T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US70100105P 2005-07-19 2005-07-19
US11/323,965 US20070055510A1 (en) 2005-07-19 2005-12-29 Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding

Publications (1)

Publication Number Publication Date
PT4307124T true PT4307124T (pt) 2024-09-05

Family

ID=36873210

Family Applications (6)

Application Number Title Priority Date Filing Date
PT231805433T PT4235440T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT232141333T PT4307125T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT232141325T PT4307124T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT232141341T PT4307126T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT06743182T PT1908056T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT181800764T PT3404656T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal

Family Applications Before (2)

Application Number Title Priority Date Filing Date
PT231805433T PT4235440T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT232141333T PT4307125T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal

Family Applications After (3)

Application Number Title Priority Date Filing Date
PT232141341T PT4307126T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT06743182T PT1908056T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal
PT181800764T PT3404656T (pt) 2005-07-19 2006-06-21 Conceito para conciliar a codificação paramétrica de áudio multicanal e a codificação de matriz de surround multicanal

Country Status (21)

Country Link
US (2) US20070055510A1 (pt)
EP (6) EP4307125B1 (pt)
JP (1) JP5265358B2 (pt)
KR (1) KR100946688B1 (pt)
CN (1) CN101223578B (pt)
AU (1) AU2006272127B2 (pt)
BR (1) BRPI0616019B1 (pt)
CA (1) CA2614384C (pt)
DK (5) DK4307125T3 (pt)
ES (6) ES2995055T3 (pt)
FI (5) FI4235440T3 (pt)
HU (5) HUE064455T2 (pt)
IL (1) IL188425A0 (pt)
MX (1) MX2008000828A (pt)
MY (1) MY149198A (pt)
NO (1) NO342863B1 (pt)
PL (6) PL4307124T3 (pt)
PT (6) PT4235440T (pt)
RU (1) RU2382418C2 (pt)
TW (1) TWI339028B (pt)
WO (1) WO2007009548A1 (pt)

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Also Published As

Publication number Publication date
PT4307125T (pt) 2024-09-26
WO2007009548A1 (en) 2007-01-25
ES2995055T3 (en) 2025-02-05
TWI339028B (en) 2011-03-11
EP4235440A3 (en) 2023-10-25
EP4307126A3 (en) 2024-03-27
DK4235440T3 (da) 2025-01-20
FI4307124T3 (fi) 2024-08-27
EP4307125A2 (en) 2024-01-17
KR100946688B1 (ko) 2010-03-12
CN101223578B (zh) 2011-12-14
NO342863B1 (no) 2018-08-20
FI4307125T3 (fi) 2024-08-27
ES2690278T3 (es) 2018-11-20
PL4307126T3 (pl) 2024-10-28
PL4307125T3 (pl) 2024-10-28
US20070055510A1 (en) 2007-03-08
EP4235440A2 (en) 2023-08-30
FI3404656T3 (fi) 2023-09-25
EP4307126A2 (en) 2024-01-17
AU2006272127B2 (en) 2010-02-04
CN101223578A (zh) 2008-07-16
US20070019813A1 (en) 2007-01-25
PL1908056T3 (pl) 2019-01-31
EP1908056A1 (en) 2008-04-09
DK4307126T3 (da) 2024-11-04
EP4307126B1 (en) 2024-07-31
PL4235440T3 (pl) 2025-03-10
RU2008106225A (ru) 2009-08-27
EP4307125B1 (en) 2024-08-07
MX2008000828A (es) 2008-03-19
US8180061B2 (en) 2012-05-15
HUE064455T2 (hu) 2024-03-28
AU2006272127A1 (en) 2007-01-25
HUE067925T2 (hu) 2024-11-28
PL3404656T3 (pl) 2024-06-17
HUE068233T2 (hu) 2024-12-28
ES3002034T3 (en) 2025-03-06
PT4307126T (pt) 2024-09-26
RU2382418C2 (ru) 2010-02-20
EP3404656A1 (en) 2018-11-21
ES2995111T3 (en) 2025-02-06
TW200723712A (en) 2007-06-16
ES2952871T3 (es) 2023-11-06
DK4307124T3 (da) 2024-11-04
PT4235440T (pt) 2025-01-07
EP4307125A3 (en) 2024-03-27
IL188425A0 (en) 2008-11-03
HUE068230T2 (hu) 2024-12-28
JP2009501948A (ja) 2009-01-22
HUE069874T2 (hu) 2025-04-28
DK4307125T3 (da) 2024-11-04
PT1908056T (pt) 2018-11-07
EP4307124B1 (en) 2024-08-07
EP4307124A2 (en) 2024-01-17
KR20080032146A (ko) 2008-04-14
CA2614384C (en) 2012-07-24
DK3404656T3 (da) 2023-09-25
EP4235440B1 (en) 2024-11-27
CA2614384A1 (en) 2007-01-25
ES2995054T3 (en) 2025-02-05
FI4307126T3 (fi) 2024-08-27
EP1908056B1 (en) 2018-08-01
NO20080850L (no) 2008-04-17
EP3404656B1 (en) 2023-06-28
EP4307124A3 (en) 2024-03-27
PL4307124T3 (pl) 2024-10-28
JP5265358B2 (ja) 2013-08-14
FI4235440T3 (fi) 2024-12-30
BRPI0616019A2 (pt) 2011-06-07
MY149198A (en) 2013-07-31
PT3404656T (pt) 2023-10-09
BRPI0616019B1 (pt) 2019-11-19

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