ATE444549T1 - Tonkanalkonvertierung - Google Patents

Tonkanalkonvertierung

Info

Publication number
ATE444549T1
ATE444549T1 AT05765606T AT05765606T ATE444549T1 AT E444549 T1 ATE444549 T1 AT E444549T1 AT 05765606 T AT05765606 T AT 05765606T AT 05765606 T AT05765606 T AT 05765606T AT E444549 T1 ATE444549 T1 AT E444549T1
Authority
AT
Austria
Prior art keywords
audio channels
channels
input audio
sound channel
channel conversion
Prior art date
Application number
AT05765606T
Other languages
English (en)
Inventor
Dirk Breebaart
Erik Schuijers
Heiko Purnhagen
Karl Roeden
Original Assignee
Koninkl Philips Electronics Nv
Dolby Sweden Ab
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 Koninkl Philips Electronics Nv, Dolby Sweden Ab filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE444549T1 publication Critical patent/ATE444549T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
AT05765606T 2004-07-14 2005-07-11 Tonkanalkonvertierung ATE444549T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04103370 2004-07-14
EP05103072 2005-04-18
PCT/IB2005/052293 WO2006008697A1 (en) 2004-07-14 2005-07-11 Audio channel conversion

Publications (1)

Publication Number Publication Date
ATE444549T1 true ATE444549T1 (de) 2009-10-15

Family

ID=34980157

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05765606T ATE444549T1 (de) 2004-07-14 2005-07-11 Tonkanalkonvertierung

Country Status (13)

Country Link
US (1) US8793125B2 (de)
EP (1) EP1769491B1 (de)
JP (1) JP4989468B2 (de)
KR (2) KR101283525B1 (de)
CN (1) CN101014998B (de)
AT (1) ATE444549T1 (de)
BR (1) BRPI0513255B1 (de)
DE (1) DE602005016931D1 (de)
ES (1) ES2333137T3 (de)
MX (1) MX2007000391A (de)
PL (1) PL1769491T3 (de)
RU (1) RU2391714C2 (de)
WO (1) WO2006008697A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
TWI393121B (zh) * 2004-08-25 2013-04-11 Dolby Lab Licensing Corp 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
US8619998B2 (en) * 2006-08-07 2013-12-31 Creative Technology Ltd Spatial audio enhancement processing method and apparatus
US8588440B2 (en) * 2006-09-14 2013-11-19 Koninklijke Philips N.V. Sweet spot manipulation for a multi-channel signal
JP5450085B2 (ja) 2006-12-07 2014-03-26 エルジー エレクトロニクス インコーポレイティド オーディオ処理方法及び装置
JP5213339B2 (ja) * 2007-03-12 2013-06-19 アルパイン株式会社 オーディオ装置
US8290167B2 (en) 2007-03-21 2012-10-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
US9015051B2 (en) 2007-03-21 2015-04-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Reconstruction of audio channels with direction parameters indicating direction of origin
US8908873B2 (en) 2007-03-21 2014-12-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
DE102007018032B4 (de) 2007-04-17 2010-11-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Erzeugung dekorrelierter Signale
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
KR101354430B1 (ko) * 2008-07-31 2014-01-22 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 바이노럴 신호를 위한 신호생성
EP2154911A1 (de) 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Bestimmung eines räumlichen Mehrkanalausgangsaudiosignals
US20120045065A1 (en) * 2009-04-17 2012-02-23 Pioneer Corporation Surround signal generating device, surround signal generating method and surround signal generating program
CN102804262A (zh) * 2009-06-05 2012-11-28 皇家飞利浦电子股份有限公司 音频信号的上混合
KR20120004909A (ko) * 2010-07-07 2012-01-13 삼성전자주식회사 입체 음향 재생 방법 및 장치
WO2013186344A2 (en) 2012-06-14 2013-12-19 Dolby International Ab Smooth configuration switching for multichannel audio rendering based on a variable number of received channels
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
BR112015018522B1 (pt) * 2013-02-14 2021-12-14 Dolby Laboratories Licensing Corporation Método, aparelho e meio não transitório que tem um método armazenado no mesmo para controlar a coerência entre canais de sinais de áudio com upmix.
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
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
US9679571B2 (en) 2013-04-10 2017-06-13 Electronics And Telecommunications Research Institute Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal
JP6248186B2 (ja) * 2013-05-24 2017-12-13 ドルビー・インターナショナル・アーベー オーディオ・エンコードおよびデコード方法、対応するコンピュータ可読媒体ならびに対応するオーディオ・エンコーダおよびデコーダ
CN107430861B (zh) * 2015-03-03 2020-10-16 杜比实验室特许公司 用于对音频信号进行处理的方法、装置和设备
BR112017025314A2 (pt) 2016-01-22 2018-07-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. aparelho e método para codificação ou decodificação de um sinal multicanal utilizando reamostragem de domínio espectral
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
GB2569214B (en) 2017-10-13 2021-11-24 Dolby Laboratories Licensing Corp Systems and methods for providing an immersive listening experience in a limited area using a rear sound bar
US11523239B2 (en) 2019-07-22 2022-12-06 Hisense Visual Technology Co., Ltd. Display apparatus and method for processing audio
CN112261545A (zh) * 2019-07-22 2021-01-22 海信视像科技股份有限公司 显示装置

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0105457B1 (de) * 1982-09-29 1986-08-13 IMC Acrylguss GmbH Verfahren zum Herstellen von Verbundglas
JPS6344600A (ja) 1986-08-12 1988-02-25 Tosoh Corp グロビンの製造法
JPH057840Y2 (de) * 1986-09-10 1993-02-26
US5222059A (en) * 1988-01-06 1993-06-22 Lucasfilm Ltd. Surround-sound system with motion picture soundtrack timbre correction, surround sound channel timbre correction, defined loudspeaker directionality, and reduced comb-filter effects
US5119422A (en) * 1990-10-01 1992-06-02 Price David A Optimal sonic separator and multi-channel forward imaging system
US5136650A (en) * 1991-01-09 1992-08-04 Lexicon, Inc. Sound reproduction
JPH0772906B2 (ja) 1991-07-10 1995-08-02 富士ゼロックス株式会社 文書認識装置
DE4236989C2 (de) 1992-11-02 1994-11-17 Fraunhofer Ges Forschung Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle
DE4409368A1 (de) 1994-03-18 1995-09-21 Fraunhofer Ges Forschung Verfahren zum Codieren mehrerer Audiosignale
DE69635466T2 (de) 1995-01-25 2006-08-17 Victor Company of Japan, Ltd., Yokohama Raumklangbzw. Surround-Signal-Verarbeitungsvorrichtung
JP2953347B2 (ja) * 1995-06-06 1999-09-27 日本ビクター株式会社 サラウンド信号処理装置
US5812971A (en) 1996-03-22 1998-09-22 Lucent Technologies Inc. Enhanced joint stereo coding method using temporal envelope shaping
US5870480A (en) * 1996-07-19 1999-02-09 Lexicon Multichannel active matrix encoder and decoder with maximum lateral separation
US5796844A (en) * 1996-07-19 1998-08-18 Lexicon Multichannel active matrix sound reproduction with maximum lateral separation
US5917917A (en) * 1996-09-13 1999-06-29 Crystal Semiconductor Corporation Reduced-memory reverberation simulator in a sound synthesizer
US6711266B1 (en) 1997-02-07 2004-03-23 Bose Corporation Surround sound channel encoding and decoding
AU5109899A (en) 1998-07-17 2000-02-07 Lucasfilm Ltd. Multi-channel audio surround system
US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
EP1054575A3 (de) 1999-05-17 2002-09-18 Bose Corporation Richtdekodierer
US7149313B1 (en) * 1999-05-17 2006-12-12 Bose Corporation Audio signal processing
US7382888B2 (en) * 2000-12-12 2008-06-03 Bose Corporation Phase shifting audio signal combining
US7583805B2 (en) * 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US7006636B2 (en) 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
WO2003090206A1 (en) 2002-04-22 2003-10-30 Koninklijke Philips Electronics N.V. Signal synthesizing
US7443987B2 (en) * 2002-05-03 2008-10-28 Harman International Industries, Incorporated Discrete surround audio system for home and automotive listening
CN1650528B (zh) 2002-05-03 2013-05-22 哈曼国际工业有限公司 多信道下混频设备
US7391869B2 (en) * 2002-05-03 2008-06-24 Harman International Industries, Incorporated Base management systems
US7447629B2 (en) * 2002-07-12 2008-11-04 Koninklijke Philips Electronics N.V. Audio coding
US7299190B2 (en) 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
KR101049751B1 (ko) * 2003-02-11 2011-07-19 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 코딩
US7343281B2 (en) * 2003-03-17 2008-03-11 Koninklijke Philips Electronics N.V. Processing of multi-channel signals
US7412380B1 (en) * 2003-12-17 2008-08-12 Creative Technology Ltd. Ambience extraction and modification for enhancement and upmix of audio signals
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
US7460990B2 (en) * 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
WO2005083679A1 (en) * 2004-02-17 2005-09-09 Koninklijke Philips Electronics N.V. An audio distribution system, an audio encoder, an audio decoder and methods of operation therefore
CA3026276C (en) 2004-03-01 2019-04-16 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
EP1735774B1 (de) * 2004-04-05 2008-05-14 Koninklijke Philips Electronics N.V. Mehrkanal-codierer
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
PL1769655T3 (pl) * 2004-07-14 2012-05-31 Koninl Philips Electronics Nv Sposób, urządzenie, urządzenie kodujące, urządzenie dekodujące i system audio
US7508947B2 (en) * 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
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
SE0402650D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
WO2006048817A1 (en) * 2004-11-04 2006-05-11 Koninklijke Philips Electronics N.V. Encoding and decoding of multi-channel audio signals
DE602006015294D1 (de) * 2005-03-30 2010-08-19 Dolby Int Ab Mehrkanal-audiocodierung
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
US7974713B2 (en) * 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals
JP5536335B2 (ja) * 2005-10-20 2014-07-02 エルジー エレクトロニクス インコーポレイティド マルチチャンネルオーディオ信号の符号化及び復号化方法とその装置
US8515759B2 (en) * 2007-04-26 2013-08-20 Dolby International Ab Apparatus and method for synthesizing an output signal
TWI516138B (zh) * 2010-08-24 2016-01-01 杜比國際公司 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品

Also Published As

Publication number Publication date
MX2007000391A (es) 2007-06-25
KR20120099287A (ko) 2012-09-07
RU2007105501A (ru) 2008-08-20
WO2006008697A8 (en) 2007-03-15
PL1769491T3 (pl) 2010-03-31
BRPI0513255B1 (pt) 2019-06-25
KR101205480B1 (ko) 2012-11-28
DE602005016931D1 (de) 2009-11-12
BRPI0513255A (pt) 2008-04-29
CN101014998A (zh) 2007-08-08
ES2333137T3 (es) 2010-02-17
JP4989468B2 (ja) 2012-08-01
KR101283525B1 (ko) 2013-07-15
US8793125B2 (en) 2014-07-29
CN101014998B (zh) 2011-02-23
RU2391714C2 (ru) 2010-06-10
US20080091436A1 (en) 2008-04-17
KR20070042145A (ko) 2007-04-20
EP1769491B1 (de) 2009-09-30
EP1769491A1 (de) 2007-04-04
WO2006008697A1 (en) 2006-01-26
JP2008507184A (ja) 2008-03-06

Similar Documents

Publication Publication Date Title
ATE444549T1 (de) Tonkanalkonvertierung
DE602004022766D1 (en) Bass-management-systeme
ATE341923T1 (de) Audiokanalumsetzung
BRPI0512763A (pt) equipamento e método para gerar um sinal de saìda multicanais
WO2005074630A3 (en) Multilingual text-to-speech system with limited resources
AU2006340728A1 (en) Enhanced method for signal shaping in multi-channel audio reconstruction
EP2276186A3 (de) Gerät zur Bearbeitung von Mischsignalen und Schaltung mit Bearbeitung von Mischsignalen
WO2006102613A3 (en) Digital remote device management system for selectively operating a plurality of remote devices
MY136501A (en) Method and apparatus to match output impedance of combined outphasing power amplifiers
NO20083188L (no) Anordning og fremgangsmate for syntetisering av tre utgangskanaler ved anvendelse av to inngangskanaler
EP1686700A3 (de) MIMO-Kommunikationsvorrichtung und Verfahren zur Kanalabtastung
WO2010008175A3 (ko) 음성/오디오 통합 신호의 부호화/복호화 장치
SE0003284D0 (sv) Kodare
TW200504641A (en) Current driver and display device
EP1471699A3 (de) Datenrahmenverarbeitung
TW200721113A (en) Audio decoding system and method
TW200723738A (en) Channel emulating device and channel emulating method
TW200719348A (en) Load-balnaced apparatus of memory
DK1550346T3 (da) Lydfrembringende apparat, mobil elektrisk anordning og system til lydfrembringelse
MY158025A (en) System and method for receiving multiple channels
TW200707908A (en) Integrated circuit design utilizing array of functionally interchangeable dynamic logic cells
TW200715147A (en) Sound collection device of sound entering array
WO2007004186A3 (en) Parametric multi-channel decoding
MY143854A (en) Apparatus and method for synthesizing three output channels using two input channels
DE10194353D2 (de) Sprachgeführte Gerätesteuerung mit einer Optimierung für einen Benutzer

Legal Events

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