DE602007008717D1 - Audiodekoder mit geringer Verzögerung - Google Patents

Audiodekoder mit geringer Verzögerung

Info

Publication number
DE602007008717D1
DE602007008717D1 DE602007008717T DE602007008717T DE602007008717D1 DE 602007008717 D1 DE602007008717 D1 DE 602007008717D1 DE 602007008717 T DE602007008717 T DE 602007008717T DE 602007008717 T DE602007008717 T DE 602007008717T DE 602007008717 D1 DE602007008717 D1 DE 602007008717D1
Authority
DE
Germany
Prior art keywords
digital audio
model
models
signal
distribution model
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602007008717T
Other languages
English (en)
Inventor
Willem Bastiaan Kleijn
Li Minyue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Global IP Solutions GIPS AB
Global IP Solutions Inc
Original Assignee
Global IP Solutions GIPS AB
Global IP Solutions Inc
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 Global IP Solutions GIPS AB, Global IP Solutions Inc filed Critical Global IP Solutions GIPS AB
Publication of DE602007008717D1 publication Critical patent/DE602007008717D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/55—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired
    • H04R25/552—Binaural
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/55—Communication between hearing aids and external devices via a network for data exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
DE602007008717T 2007-07-30 2007-07-30 Audiodekoder mit geringer Verzögerung Active DE602007008717D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07113397A EP2023339B1 (de) 2007-07-30 2007-07-30 Audiodekoder mit geringer Verzögerung

Publications (1)

Publication Number Publication Date
DE602007008717D1 true DE602007008717D1 (de) 2010-10-07

Family

ID=38820333

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007008717T Active DE602007008717D1 (de) 2007-07-30 2007-07-30 Audiodekoder mit geringer Verzögerung

Country Status (4)

Country Link
EP (1) EP2023339B1 (de)
AT (1) ATE479182T1 (de)
DE (1) DE602007008717D1 (de)
WO (1) WO2009015944A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2009353896B2 (en) * 2009-10-15 2013-05-23 Widex A/S Hearing aid with audio codec and method
US9031255B2 (en) 2012-06-15 2015-05-12 Sonos, Inc. Systems, methods, apparatus, and articles of manufacture to provide low-latency audio
US9883312B2 (en) * 2013-05-29 2018-01-30 Qualcomm Incorporated Transformed higher order ambisonics audio data
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
CN112767956B (zh) * 2021-04-09 2021-07-16 腾讯科技（深圳）有限公司 音频编码方法、装置、计算机设备及介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1355298B1 (de) * 1993-06-10 2007-02-21 Oki Electric Industry Company, Limited CELP Kodierer und Dekodierer
US6894628B2 (en) * 2003-07-17 2005-05-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and methods for entropy-encoding or entropy-decoding using an initialization of context variables
US7599840B2 (en) * 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding

Also Published As

Publication number Publication date
EP2023339B1 (de) 2010-08-25
WO2009015944A1 (en) 2009-02-05
EP2023339A1 (de) 2009-02-11
ATE479182T1 (de) 2010-09-15

Similar Documents

Publication Publication Date Title
ATE433182T1 (de) Audiokodierung und audiodekodierung
WO2006030340A3 (en) Combined audio coding minimizing perceptual distortion
DE602007008717D1 (de) Audiodekoder mit geringer Verzögerung
ATE360250T1 (de) Audiocodierung mit niedriger bitrate
MY185091A (en) Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium
NO20084786L (no) Koding av informasjonssignal
DK1879179T3 (da) Fremgangsmåde og anordning til kodning af audiodata baseret på vektorkvantisering
MY168695A (en) Signal processing device and method, encoding device and method, decoding device and method, and programs therefor
ATE391988T1 (de) Verfahren zum codieren eines digitalen signals in einen skalierbaren bitstrom, verfahren zum decodieren eines skalierbaren bitstroms
JP2013529021A5 (de)
WO2008022181A3 (en) Updating of decoder states after packet loss concealment
DE602005018346D1 (de) Unterstützung eines Wechsels zwischen Audiocodierer-Betriebsarten
PL1866912T3 (pl) Kodowanie wielokanałowego sygnału audio
MY176187A (en) Selective bass post filter
DE602007005119D1 (de) Verfahren und vorrichtung zur verlustlosen codierung eines quellensignals unter verwendung eines verlustbehaftet codierten datenstroms und eines verlustlosen erweiterungsdatenstroms
NO20092506L (no) Koder, dekoder og fremgangsmater for koding og dekoding av datasegmenter som representerer en datastrom i tidsdomene
ATE433183T1 (de) Sprachdekodierung
ES2856199T3 (es) Concepto para codificar una señal de audio y decodificar una señal de audio usando información de conformación espectral relacionada con la voz
ATE447227T1 (de) Linear-prädiktive codierung eines audiosignals
JP2008527439A5 (de)
RU2013142068A (ru) Кодирование и декодирование позиций импульсов дорожек аудиосигнала
ES2839086T3 (es) Concepto para codificar una señal de audio y decodificar una señal de audio usando información determinista y con características de ruido
WO2009057329A1 (ja) 符号化装置、復号装置およびこれらの方法
IN2015DN04001A (de)
FI3405950T3 (fi) Stereoaudiokoodaus ILD-pohjaisella normalisoinnilla ennen keski/sivupäätöstä

Legal Events

Date Code Title Description
R082 Change of representative

Ref document number: 2023339

Country of ref document: EP

Representative=s name: ,