DE602006021347D1 - Verbessertes verfahren zur signalformung bei der mehrkanal-audiorekonstruktion - Google Patents

Verbessertes verfahren zur signalformung bei der mehrkanal-audiorekonstruktion

Info

Publication number
DE602006021347D1
DE602006021347D1 DE602006021347T DE602006021347T DE602006021347D1 DE 602006021347 D1 DE602006021347 D1 DE 602006021347D1 DE 602006021347 T DE602006021347 T DE 602006021347T DE 602006021347 T DE602006021347 T DE 602006021347T DE 602006021347 D1 DE602006021347 D1 DE 602006021347D1
Authority
DE
Germany
Prior art keywords
channel
fine structure
reconstructed
temporal fine
signal component
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
DE602006021347T
Other languages
English (en)
Inventor
Sascha Disch
Karsten Linzmeier
Juergen Herre
Harald Popp
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.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Publication of DE602006021347D1 publication Critical patent/DE602006021347D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • 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
    • 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
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/03—Parametric transducers where sound is generated or captured by the acoustic demodulation of amplitude modulated ultrasonic waves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
DE602006021347T 2006-03-28 2006-05-18 Verbessertes verfahren zur signalformung bei der mehrkanal-audiorekonstruktion Active DE602006021347D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78709606P 2006-03-28 2006-03-28
PCT/EP2006/004732 WO2007110101A1 (en) 2006-03-28 2006-05-18 Enhanced method for signal shaping in multi-channel audio reconstruction

Publications (1)

Publication Number Publication Date
DE602006021347D1 true DE602006021347D1 (de) 2011-05-26

Family

ID=36649469

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006021347T Active DE602006021347D1 (de) 2006-03-28 2006-05-18 Verbessertes verfahren zur signalformung bei der mehrkanal-audiorekonstruktion

Country Status (21)

Country Link
US (1) US8116459B2 (de)
EP (1) EP1999997B1 (de)
JP (1) JP5222279B2 (de)
KR (1) KR101001835B1 (de)
CN (1) CN101406073B (de)
AT (1) ATE505912T1 (de)
AU (1) AU2006340728B2 (de)
BR (1) BRPI0621499B1 (de)
CA (1) CA2646961C (de)
DE (1) DE602006021347D1 (de)
ES (1) ES2362920T3 (de)
HK (1) HK1120699A1 (de)
IL (1) IL194064A (de)
MX (1) MX2008012324A (de)
MY (1) MY143234A (de)
NO (1) NO339914B1 (de)
PL (1) PL1999997T3 (de)
RU (1) RU2393646C1 (de)
TW (1) TWI314024B (de)
WO (1) WO2007110101A1 (de)
ZA (1) ZA200809187B (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
JP4988716B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
WO2006126844A2 (en) * 2005-05-26 2006-11-30 Lg Electronics Inc. Method and apparatus for decoding an audio signal
US7788107B2 (en) * 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
JP5173811B2 (ja) 2005-08-30 2013-04-03 エルジー エレクトロニクス インコーポレイティド オーディオ信号デコーディング方法及びその装置
JP4859925B2 (ja) * 2005-08-30 2012-01-25 エルジー エレクトロニクス インコーポレイティド オーディオ信号デコーディング方法及びその装置
WO2007083953A1 (en) 2006-01-19 2007-07-26 Lg Electronics Inc. Method and apparatus for processing a media signal
TWI329465B (en) * 2006-02-07 2010-08-21 Lg Electronics Inc Apparatus and method for encoding / decoding signal
CA2646961C (en) 2006-03-28 2013-09-03 Sascha Disch Enhanced method for signal shaping in multi-channel audio reconstruction
AU2007300813B2 (en) * 2006-09-29 2010-10-14 Lg Electronics Inc. Methods and apparatuses for encoding and decoding object-based audio signals
US8571875B2 (en) 2006-10-18 2013-10-29 Samsung Electronics Co., Ltd. Method, medium, and apparatus encoding and/or decoding multichannel audio signals
FR2911020B1 (fr) * 2006-12-28 2009-05-01 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
FR2911031B1 (fr) * 2006-12-28 2009-04-10 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
US8543231B2 (en) * 2007-12-09 2013-09-24 Lg Electronics Inc. Method and an apparatus for processing a signal
US8615316B2 (en) * 2008-01-23 2013-12-24 Lg Electronics Inc. Method and an apparatus for processing an audio signal
CN101662688B (zh) * 2008-08-13 2012-10-03 韩国电子通信研究院 音频信号的编码和解码方法及其装置
JP5520300B2 (ja) * 2008-09-11 2014-06-11 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ マイクロホン信号に基づいて一組の空間手がかりを供給する装置、方法およびコンピュータ・プログラムと２チャンネルのオーディオ信号および一組の空間手がかりを供給する装置
US8023660B2 (en) 2008-09-11 2011-09-20 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues
KR101271972B1 (ko) * 2008-12-11 2013-06-10 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 다채널 오디오 신호를 생성하기 위한 장치
KR101611602B1 (ko) * 2008-12-22 2016-04-26 코닌클리케 필립스 엔.브이. 원단 토커 신호와 조합된 신호 간의 음향 결합의 결정
ES2524428T3 (es) * 2009-06-24 2014-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decodificador de señales de audio, procedimiento para decodificar una señal de audio y programa de computación que utiliza etapas en cascada de procesamiento de objetos de audio
CN102792378B (zh) * 2010-01-06 2015-04-29 Lg电子株式会社 处理音频信号的设备及其方法
EP2360681A1 (de) * 2010-01-15 2011-08-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Extrahieren eines direkten bzw. Umgebungssignals aus einem Downmix-Signal und raumparametrische Information
WO2011104146A1 (en) 2010-02-24 2011-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program
EP2369861B1 (de) * 2010-03-25 2016-07-27 Nxp B.V. Verarbeitung eines Mehrkanal-Audiosignals
KR102033071B1 (ko) * 2010-08-17 2019-10-16 한국전자통신연구원 멀티 채널 오디오 호환 시스템 및 방법
EP2609590B1 (de) 2010-08-25 2015-05-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur decodierung eines signals mit transienten anhand einer kombinationseinheit und eines mischers
WO2012040898A1 (en) * 2010-09-28 2012-04-05 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
US8675881B2 (en) * 2010-10-21 2014-03-18 Bose Corporation Estimation of synthetic audio prototypes
US9078077B2 (en) 2010-10-21 2015-07-07 Bose Corporation Estimation of synthetic audio prototypes with frequency-based input signal decomposition
KR101227932B1 (ko) * 2011-01-14 2013-01-30 전자부품연구원 다채널 멀티트랙 오디오 시스템 및 오디오 처리 방법
EP2477188A1 (de) * 2011-01-18 2012-07-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierung und Decodierung von Slot-Positionen von Ereignissen in einem Audosignal-Frame
US9311923B2 (en) * 2011-05-19 2016-04-12 Dolby Laboratories Licensing Corporation Adaptive audio processing based on forensic detection of media processing history
EP2724555B1 (de) * 2011-06-24 2015-04-22 Koninklijke Philips N.V. Audiosignalprozessor zum bearbeiten von kodierten mehrkanal-audiosignalen und zugehöriges verfahren
KR101842257B1 (ko) * 2011-09-14 2018-05-15 삼성전자주식회사 신호 처리 방법, 그에 따른 엔코딩 장치, 및 그에 따른 디코딩 장치
CN109346101B (zh) * 2013-01-29 2024-05-24 弗劳恩霍夫应用研究促进协会 产生频率增强音频信号的译码器和产生编码信号的编码器
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
US9754596B2 (en) 2013-02-14 2017-09-05 Dolby Laboratories Licensing Corporation Methods for controlling the inter-channel coherence of upmixed audio signals
US9830917B2 (en) 2013-02-14 2017-11-28 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
TWI618051B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置
EP3008726B1 (de) 2013-06-10 2017-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur audiosignalhüllkurvencodierung, verarbeitung und decodierung durch modellierung einer repräsentation einer kumulativen summe unter verwendung von verteilungsquantisierung und -codierung
EP3008725B1 (de) * 2013-06-10 2017-05-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur audiosignalhüllkurvencodierung, -verarbeitung und decodierung durch spaltung der audiosignalhüllkurve unter verwendung von verteilungsquantisierung und -codierung
EP2830046A1 (de) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals zur Gewinnung von modifizierten Ausgangssignalen
EP2830333A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrkanaliger Dekorrelator, mehrkanaliger Audiodecodierer, mehrkanaliger Audiocodierer, Verfahren und Computerprogramm mit Vormischung von Dekorrelatoreingangssignalen
RU2665917C2 (ru) * 2013-07-22 2018-09-04 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов
ES2641580T3 (es) 2013-10-03 2017-11-10 Dolby Laboratories Licensing Corporation Generación de señal difusa adaptativa en un mezclador ascendente
EP3061089B1 (de) 2013-10-21 2018-01-17 Dolby International AB Parametrische rekonstruktion von tonsignalen
EP3074970B1 (de) 2013-10-21 2018-02-21 Dolby International AB Audiokodierer und audiodekodierer
JP6035270B2 (ja) * 2014-03-24 2016-11-30 株式会社Ｎｔｔドコモ 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム
EP2980794A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer und -decodierer mit einem Frequenzdomänenprozessor und Zeitdomänenprozessor
WO2016050854A1 (en) * 2014-10-02 2016-04-07 Dolby International Ab Decoding method and decoder for dialog enhancement
RU2685024C1 (ru) 2016-02-17 2019-04-16 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Постпроцессор, препроцессор, аудиокодер, аудиодекодер и соответствующие способы для улучшения обработки транзиентов
EP3335218B1 (de) * 2016-03-16 2019-06-05 Huawei Technologies Co., Ltd. Tonsignalverarbeitungsvorrichtung und verfahren zur verarbeitung eines eingangstonsignals
EP3649640A1 (de) 2017-07-03 2020-05-13 Dolby International AB Detektion und codierung von dichten, transienten ereignissen mit geringer komplexität
CN110246508B (zh) * 2019-06-14 2021-08-31 腾讯音乐娱乐科技（深圳）有限公司 一种信号调制方法、装置和存储介质

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4217276C1 (de) 1992-05-25 1993-04-08 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
DE4236989C2 (de) 1992-11-02 1994-11-17 Fraunhofer Ges Forschung Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle
US5794180A (en) 1996-04-30 1998-08-11 Texas Instruments Incorporated Signal quantizer wherein average level replaces subframe steady-state levels
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
DE19747132C2 (de) * 1997-10-24 2002-11-28 Fraunhofer Ges Forschung Verfahren und Vorrichtungen zum Codieren von Audiosignalen sowie Verfahren und Vorrichtungen zum Decodieren eines Bitstroms
KR100335609B1 (ko) 1997-11-20 2002-10-04 삼성전자 주식회사 비트율조절이가능한오디오부호화/복호화방법및장치
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7292901B2 (en) * 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
TW569551B (en) 2001-09-25 2004-01-01 Roger Wallace Dressler Method and apparatus for multichannel logic matrix decoding
US7039204B2 (en) * 2002-06-24 2006-05-02 Agere Systems Inc. Equalization for audio mixing
SE0301273D0 (sv) 2003-04-30 2003-04-30 Coding Technologies Sweden Ab Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
CA3026267C (en) * 2004-03-01 2019-04-16 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
TWI497485B (zh) * 2004-08-25 2015-08-21 Dolby Lab Licensing Corp 用以重塑經合成輸出音訊信號之時域包絡以更接近輸入音訊信號之時域包絡的方法
SE0402649D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
SE0402652D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
KR100933548B1 (ko) * 2005-04-15 2009-12-23 돌비 스웨덴 에이비 비상관 신호의 시간적 엔벨로프 정형화
CA2646961C (en) 2006-03-28 2013-09-03 Sascha Disch Enhanced method for signal shaping in multi-channel audio reconstruction

Also Published As

Publication number Publication date
ZA200809187B (en) 2009-11-25
EP1999997A1 (de) 2008-12-10
ATE505912T1 (de) 2011-04-15
RU2008142565A (ru) 2010-05-10
CN101406073B (zh) 2013-01-09
ES2362920T3 (es) 2011-07-15
KR20080107446A (ko) 2008-12-10
TWI314024B (en) 2009-08-21
RU2393646C1 (ru) 2010-06-27
HK1120699A1 (en) 2009-04-03
NO20084409L (no) 2008-10-21
CN101406073A (zh) 2009-04-08
BRPI0621499B1 (pt) 2022-04-12
MY143234A (en) 2011-04-15
JP5222279B2 (ja) 2013-06-26
KR101001835B1 (ko) 2010-12-15
AU2006340728A1 (en) 2007-10-04
JP2009531724A (ja) 2009-09-03
CA2646961A1 (en) 2007-10-04
TW200738037A (en) 2007-10-01
MX2008012324A (es) 2008-10-10
BRPI0621499A2 (pt) 2011-12-13
US8116459B2 (en) 2012-02-14
PL1999997T3 (pl) 2011-09-30
IL194064A (en) 2014-08-31
US20070236858A1 (en) 2007-10-11
WO2007110101A1 (en) 2007-10-04
NO339914B1 (no) 2017-02-13
AU2006340728B2 (en) 2010-08-19
CA2646961C (en) 2013-09-03
EP1999997B1 (de) 2011-04-13

Similar Documents

Publication Publication Date Title
DE602006021347D1 (de) Verbessertes verfahren zur signalformung bei der mehrkanal-audiorekonstruktion
ATE503245T1 (de) Erweiterte codierung und parameterrepräsentation einer mehrkanaligen heruntergemischten objektcodierung
BRPI0512763A (pt) equipamento e método para gerar um sinal de saìda multicanais
MX2019005147A (es) Aparato y metodo para codificar o decodificar una se?al multicanal usando una ganancia lateral y una ganancia residual.
TW200637415A (en) Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation
ATE507555T1 (de) Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung
EP4235659A3 (de) Verfahren und system unter verwendung eines langfristigen korrelationsunterschiedes zwischen linken und rechten kanälen für zeitdomänen-abwärtsmischen eines stereotonsignals in primäre und sekundäre kanäle
TW200737127A (en) Reduced number of channels decoding
MY179136A (en) Apparatus and method for multichannel direct-ambient decomposition for audio signal processing
DE602005005083D1 (de) Interpolation und signalisierung von parametern zur räumlichen rekonstruktion für mehrkanalige kodierung und dekodierung von audioquellen
TR201808580T4 (tr) Program bilgisi veya alt akış yapısı metaverisi olan ses kodlayıcı ve kod çözücü.
DE602005006424D1 (de) Stereokompatible mehrkanal-audiokodierung
MY157894A (en) An apparatus for determining a spatial output multi-channel audio signal
BRPI0506533A (pt) equipamento e método para a construção de um sinal de saìda multicanais ou para a geração de um sinal downmix
ATE503420T1 (de) Verfahren zur erzeugung von ausgabedaten
MY176410A (en) Decoder and method for a generalized spatial-audio-object-coding parametric concept for multichannel downmix/upmix cases
BRPI0520802A2 (pt) equipamento e método para a sintetização de três canais de saìda usando dois canais de entrada
AU2019394097A8 (en) Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding using diffuse compensation
GB201021643D0 (en) Audio data generation method and apparatus
RU2009125909A (ru) Способ и устройство для обработки аудиосигнала
EP4006871A4 (de) Fahrzeugmontiertes instrument, audioinformationsausgabeverfahren und audioinformationsausgabeprogramm
TH147495A (th) ตัวถอดรหัสและวิธีการสำหรับแนวความคิดอิงพารามิเตอร์ของการลงรหัสอ็อบเจกต์เสียงเชิงพื้นที่ซึ่งทำให้ใช้ทั่วไปได้สำหรับกรณีของการผสมขึ้นแบบหลายช่องสัญญาณ
AR096997A1 (es) Aparato y método para la codificación eficiente de metadatos de objetos
TH153217A (th) ตัวถอดรหัสสัญญาณเสียง ตัวเข้ารหัสสัญญาณเสียง วิธีการสำหรับจัดให้มีการแสดงแทนสัญญาที่ผสมขึ้น วิธีการสำหรับจัดให้มีการแสดงแทนสัญญาณที่ผสมลง โปรแกรมคอมพิวเตอร์ และกระแสบิตที่ใช้ค่าพารามิเตอร์สหสัมพันธ์ระหว่างอ็อบเจกต์ที่ร่วมกัน