ATE493731T1 - Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten - Google Patents

Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten

Info

Publication number
ATE493731T1
ATE493731T1 AT08768203T AT08768203T ATE493731T1 AT E493731 T1 ATE493731 T1 AT E493731T1 AT 08768203 T AT08768203 T AT 08768203T AT 08768203 T AT08768203 T AT 08768203T AT E493731 T1 ATE493731 T1 AT E493731T1
Authority
AT
Austria
Prior art keywords
signal components
decoded signal
derivation
hybrid
audio channels
Prior art date
Application number
AT08768203T
Other languages
English (en)
Inventor
Mark Stuart Vinton
Mark Franklin Davis
Charles Quito Robinson
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE493731T1 publication Critical patent/ATE493731T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
AT08768203T 2007-06-08 2008-06-06 Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten ATE493731T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93378907P 2007-06-08 2007-06-08
PCT/US2008/007128 WO2008153944A1 (en) 2007-06-08 2008-06-06 Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal components

Publications (1)

Publication Number Publication Date
ATE493731T1 true ATE493731T1 (de) 2011-01-15

Family

ID=39743799

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08768203T ATE493731T1 (de) 2007-06-08 2008-06-06 Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten

Country Status (11)

Country Link
US (1) US9185507B2 (de)
EP (1) EP2162882B1 (de)
JP (1) JP5021809B2 (de)
CN (1) CN101681625B (de)
AT (1) ATE493731T1 (de)
BR (1) BRPI0813334A2 (de)
DE (1) DE602008004252D1 (de)
ES (1) ES2358786T3 (de)
RU (1) RU2422922C1 (de)
TW (1) TWI527473B (de)
WO (1) WO2008153944A1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8045719B2 (en) * 2006-03-13 2011-10-25 Dolby Laboratories Licensing Corporation Rendering center channel audio
ATE447224T1 (de) * 2006-03-13 2009-11-15 France Telecom Gemeinsame schallsynthese und -spatialisierung
US8580622B2 (en) 2007-11-14 2013-11-12 Invensas Corporation Method of making integrated circuit embedded with non-volatile programmable memory having variable coupling
US7876615B2 (en) 2007-11-14 2011-01-25 Jonker Llc Method of operating integrated circuit embedded with non-volatile programmable memory having variable coupling related application data
KR101597375B1 (ko) 2007-12-21 2016-02-24 디티에스 엘엘씨 오디오 신호의 인지된 음량을 조절하기 위한 시스템
TWI413109B (zh) 2008-10-01 2013-10-21 Dolby Lab Licensing Corp 用於上混系統之解相關器
US8203861B2 (en) 2008-12-30 2012-06-19 Invensas Corporation Non-volatile one-time—programmable and multiple-time programmable memory configuration circuit
EP2396637A1 (de) * 2009-02-13 2011-12-21 Nokia Corp. Umgebungscodierung und decodierung für audioanwendungen
CN101848412B (zh) * 2009-03-25 2012-03-21 华为技术有限公司 通道间延迟估计的方法及其装置和编码器
WO2010132411A2 (en) * 2009-05-11 2010-11-18 Akita Blue, Inc. Extraction of common and unique components from pairs of arbitrary signals
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
WO2010000878A2 (en) * 2009-10-27 2010-01-07 Phonak Ag Speech enhancement method and system
US8786852B2 (en) 2009-12-02 2014-07-22 Lawrence Livermore National Security, Llc Nanoscale array structures suitable for surface enhanced raman scattering and methods related thereto
TWI444989B (zh) * 2010-01-22 2014-07-11 Dolby Lab Licensing Corp 針對改良多通道上混使用多通道解相關之技術
EP2523473A1 (de) * 2011-05-11 2012-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Erzeugung eines Ausgabesignals mithilfe einer Dekompositionsvorrichtung
WO2013107602A1 (en) * 2012-01-20 2013-07-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for audio encoding and decoding employing sinusoidal substitution
US9986356B2 (en) * 2012-02-15 2018-05-29 Harman International Industries, Incorporated Audio surround processing system
US9395304B2 (en) 2012-03-01 2016-07-19 Lawrence Livermore National Security, Llc Nanoscale structures on optical fiber for surface enhanced Raman scattering and methods related thereto
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
US9532158B2 (en) 2012-08-31 2016-12-27 Dolby Laboratories Licensing Corporation Reflected and direct rendering of upmixed content to individually addressable drivers
EP2956935B1 (de) 2013-02-14 2017-01-04 Dolby Laboratories Licensing Corporation Steuerung der interkanalkohärenz von aufwärtsgemischten audiosignalen
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
US9830917B2 (en) 2013-02-14 2017-11-28 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
EP2974253B1 (de) 2013-03-15 2019-05-08 Dolby Laboratories Licensing Corporation Normalisierung von schallfeldausrichtungen auf basis von auditorischer szenenanalyse
DK2981963T3 (en) 2013-04-05 2017-02-27 Dolby Laboratories Licensing Corp COMPRESSION APPARATUS AND PROCEDURE TO REDUCE QUANTIZATION NOISE USING ADVANCED SPECTRAL EXTENSION
KR102784480B1 (ko) * 2013-04-26 2025-03-21 소니그룹주식회사 음성 처리 장치 및 방법, 및 기록 매체
EP2830054A1 (de) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer, Audiodecodierer und zugehörige Verfahren unter Verwendung von Zweikanalverarbeitung in einem intelligenten Lückenfüllkontext
ES2641580T3 (es) 2013-10-03 2017-11-10 Dolby Laboratories Licensing Corporation Generación de señal difusa adaptativa en un mezclador ascendente
JP5981408B2 (ja) * 2013-10-29 2016-08-31 株式会社Ｎｔｔドコモ 音声信号処理装置、音声信号処理方法、及び音声信号処理プログラム
DE102014100049A1 (de) * 2014-01-05 2015-07-09 Kronoton Gmbh Verfahren zur Audiowiedergabe in einem Mehrkanaltonsystem
EP2980789A1 (de) * 2014-07-30 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Verbesserung eines Audiosignals, Tonverbesserungssystem
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
TWI615040B (zh) * 2016-06-08 2018-02-11 視訊聮合科技股份有限公司 多功能模組式音箱
CN109640242B (zh) * 2018-12-11 2020-05-12 电子科技大学 音频源分量及环境分量提取方法
US11656848B2 (en) * 2019-09-18 2023-05-23 Stmicroelectronics International N.V. High throughput parallel architecture for recursive sinusoid synthesizer
KR20250052461A (ko) 2021-07-08 2025-04-18 붐클라우드 360 인코포레이티드 올패스 필터 네트워크를 사용한 고도 지각적 큐의 무색 생성
CN120917772A (zh) * 2023-04-18 2025-11-07 哈曼国际工业有限公司 用于多通道音频重建的方法及使用其的扬声器系统

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6193100A (ja) 1984-10-02 1986-05-12 極東開発工業株式会社 貯蔵タンクの収容液種判別装置
JPS6193100U (de) * 1984-11-22 1986-06-16
JP2512038B2 (ja) 1987-12-01 1996-07-03 松下電器産業株式会社 音場再生装置
CN1046801A (zh) * 1989-04-27 1990-11-07 深圳大学视听技术研究所 电影立体声解码及处理方法
US5251260A (en) * 1991-08-07 1993-10-05 Hughes Aircraft Company Audio surround system with stereo enhancement and directivity servos
JP2660614B2 (ja) 1991-08-21 1997-10-08 日野自動車工業株式会社 クレーンを搭載したトラックの支持装置
DE4409368A1 (de) 1994-03-18 1995-09-21 Fraunhofer Ges Forschung Verfahren zum Codieren mehrerer Audiosignale
US6697491B1 (en) 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system
FI116990B (fi) 1997-10-20 2006-04-28 Nokia Oyj Menetelmä ja järjestelmä akustisen virtuaaliympäristön käsittelemiseksi
RU2193827C2 (ru) * 1997-11-14 2002-11-27 В. Вейвс (Сша) Инк. Постусилительная схема декодирования стереофонического звука в окружающий звук
US7076071B2 (en) * 2000-06-12 2006-07-11 Robert A. Katz Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings
US7003467B1 (en) 2000-10-06 2006-02-21 Digital Theater Systems, Inc. Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio
US7039198B2 (en) * 2000-11-10 2006-05-02 Quindi Acoustic source localization system and method
US7283954B2 (en) 2001-04-13 2007-10-16 Dolby Laboratories Licensing Corporation Comparing audio using characterizations based on auditory events
US7610205B2 (en) 2002-02-12 2009-10-27 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
US7711123B2 (en) 2001-04-13 2010-05-04 Dolby Laboratories Licensing Corporation Segmenting audio signals into auditory events
US7461002B2 (en) 2001-04-13 2008-12-02 Dolby Laboratories Licensing Corporation Method for time aligning audio signals using characterizations based on auditory events
DK1386312T3 (da) 2001-05-10 2008-06-09 Dolby Lab Licensing Corp Forbedring af transient ydeevne af audio kodningssystemer med lav bithastighed ved reduktion af forudgående stöj
US20050078831A1 (en) 2001-12-05 2005-04-14 Roy Irwan Circuit and method for enhancing a stereo signal
US20040086130A1 (en) * 2002-05-03 2004-05-06 Eid Bradley F. Multi-channel sound processing systems
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
US7508947B2 (en) 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
US20060262936A1 (en) 2005-05-13 2006-11-23 Pioneer Corporation Virtual surround decoder apparatus
EP1927102A2 (de) 2005-06-03 2008-06-04 Dolby Laboratories Licensing Corporation Anordnung und verfahren zum kodieren von audiosignale mit hilfe von dekodierungsinstructionen
JP2007028065A (ja) 2005-07-14 2007-02-01 Victor Co Of Japan Ltd サラウンド再生装置
TWI396188B (zh) 2005-08-02 2013-05-11 Dolby Lab Licensing Corp 依聆聽事件之函數控制空間音訊編碼參數的技術
US8045719B2 (en) 2006-03-13 2011-10-25 Dolby Laboratories Licensing Corporation Rendering center channel audio
RU2417514C2 (ru) 2006-04-27 2011-04-27 Долби Лэборетериз Лайсенсинг Корпорейшн Регулировка усиления звука с использованием основанного на конкретной громкости обнаружения акустических событий
US7844453B2 (en) * 2006-05-12 2010-11-30 Qnx Software Systems Co. Robust noise estimation
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8345899B2 (en) * 2006-05-17 2013-01-01 Creative Technology Ltd Phase-amplitude matrixed surround decoder
US8213623B2 (en) * 2007-01-12 2012-07-03 Illusonic Gmbh Method to generate an output audio signal from two or more input audio signals

Also Published As

Publication number Publication date
CN101681625A (zh) 2010-03-24
TWI527473B (zh) 2016-03-21
TW200911006A (en) 2009-03-01
RU2422922C1 (ru) 2011-06-27
CN101681625B (zh) 2012-11-07
JP5021809B2 (ja) 2012-09-12
BRPI0813334A2 (pt) 2014-12-23
ES2358786T3 (es) 2011-05-13
EP2162882A1 (de) 2010-03-17
WO2008153944A1 (en) 2008-12-18
US9185507B2 (en) 2015-11-10
US20100177903A1 (en) 2010-07-15
JP2010529780A (ja) 2010-08-26
EP2162882B1 (de) 2010-12-29
DE602008004252D1 (de) 2011-02-10

Similar Documents

Publication Publication Date Title
ATE493731T1 (de) Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten
DE602005017502D1 (de) Mehrkanaldekorrelation für spatial audio coding
CY1125705T1 (el) Πρωτεϊνες προσδεσης καλλικρεϊνης πλασματος
ATE478525T1 (de) Kompression und mischen für hörgeräte
ATE452514T1 (de) Erzeugung dekorrelierter signale
WO2012166811A3 (en) Muting participants in a communication session
ATE543343T1 (de) Tonsignalverarbeitung
DE602007007457D1 (de) Ableitung von mittelkanalton
DK3404656T3 (da) Koncept til at bygge bro mellem parametrisk multikanalaudiokodning og matrix-surround-multikanalkodning
ATE495635T1 (de) Verbesserte räumliche auflösung des schallfeldes für mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung
WO2005004537A3 (en) Bass management systems
WO2008021156A3 (en) Antibodies to il-17a
PH12016502356B1 (en) Reducing correlation between higher order ambisonic (hoa) background channels
MY178697A (en) Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding
BRPI0812029A2 (pt) Recuperação de dados ocultos embutidos em um sinal de audio
WO2011017124A3 (en) M-s stereo reproduction at a device
FR2970817B1 (fr) Separateur radiofrequence
BRPI0922578A2 (pt) dispositivos de saída de áudio, e de reprodução de áudio e vídeo, método de saída de áudio.
WO2008089039A3 (en) Drum structure system and method
MX2015014189A (es) Aparato y metodo para escalado de señales centrales y mejora estereofonica basada en relacion señal a mezcla a dos canales.
EA201790753A1 (ru) Параметрическое микширование звуковых сигналов
WO2015066733A3 (en) Public address system with wireless audio transmission
WO2012020394A3 (en) Background sound removal for privacy and personalization use
WO2009117640A3 (en) Antibodies against interleukin-10 like cytokines and uses therefor
ATE550077T1 (de) Armaturendruckplattenset sowie armaturendruckplatte

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties