PL1999744T3 - Dekodowanie ze zmniejszoną liczbą kanałów - Google Patents

Dekodowanie ze zmniejszoną liczbą kanałów

Info

Publication number
PL1999744T3
PL1999744T3 PL06791592T PL06791592T PL1999744T3 PL 1999744 T3 PL1999744 T3 PL 1999744T3 PL 06791592 T PL06791592 T PL 06791592T PL 06791592 T PL06791592 T PL 06791592T PL 1999744 T3 PL1999744 T3 PL 1999744T3
Authority
PL
Poland
Prior art keywords
reduced number
channels decoding
decoding
channels
reduced
Prior art date
Application number
PL06791592T
Other languages
English (en)
Inventor
Lars Villemoes
Kristofer Kjoerling
Jeroen Breebaart
Original Assignee
Dolby Int Ab
Koninl Philips Electronics Nv
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 Int Ab, Koninl Philips Electronics Nv filed Critical Dolby Int Ab
Publication of PL1999744T3 publication Critical patent/PL1999744T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
    • 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
    • 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 
    • 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)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
PL06791592T 2006-03-29 2006-08-18 Dekodowanie ze zmniejszoną liczbą kanałów PL1999744T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE0600713 2006-03-29
US78891106P 2006-04-03 2006-04-03
US11/464,149 US7965848B2 (en) 2006-03-29 2006-08-11 Reduced number of channels decoding
PCT/EP2006/008175 WO2007110102A1 (en) 2006-03-29 2006-08-18 Reduced number of channels decoding
EP06791592A EP1999744B1 (en) 2006-03-29 2006-08-18 Reduced number of channels decoding

Publications (1)

Publication Number Publication Date
PL1999744T3 true PL1999744T3 (pl) 2013-04-30

Family

ID=37450828

Family Applications (1)

Application Number Title Priority Date Filing Date
PL06791592T PL1999744T3 (pl) 2006-03-29 2006-08-18 Dekodowanie ze zmniejszoną liczbą kanałów

Country Status (10)

Country Link
US (1) US7965848B2 (pl)
EP (1) EP1999744B1 (pl)
JP (1) JP5158814B2 (pl)
KR (1) KR101002835B1 (pl)
CN (1) CN101410890B (pl)
BR (1) BRPI0621530B1 (pl)
ES (1) ES2398573T3 (pl)
PL (1) PL1999744T3 (pl)
TW (1) TWI339836B (pl)
WO (1) WO2007110102A1 (pl)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3026267C (en) 2004-03-01 2019-04-16 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
KR100857106B1 (ko) * 2005-09-14 2008-09-08 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
US9088855B2 (en) * 2006-05-17 2015-07-21 Creative Technology Ltd Vector-space methods for primary-ambient decomposition of stereo audio signals
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
UA94117C2 (ru) * 2006-10-16 2011-04-11 Долби Свиден Ав Усовершенстованное кодирование и отображение параметров многоканального кодирования микшированных объектов
EP2437257B1 (en) * 2006-10-16 2018-01-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Saoc to mpeg surround transcoding
DE102006050068B4 (de) * 2006-10-24 2010-11-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals aus einem Audiosignal, Vorrichtung und Verfahren zum Ableiten eines Mehrkanal-Audiosignals aus einem Audiosignal und Computerprogramm
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
KR101505831B1 (ko) * 2007-10-30 2015-03-26 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 방법 및 장치
US8352249B2 (en) * 2007-11-01 2013-01-08 Panasonic Corporation Encoding device, decoding device, and method thereof
EP2232700B1 (en) 2007-12-21 2014-08-13 Dts Llc System for adjusting perceived loudness of audio signals
KR101614160B1 (ko) 2008-07-16 2016-04-20 한국전자통신연구원 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치
CN102124516B (zh) * 2008-08-14 2012-08-29 杜比实验室特许公司 音频信号格式变换
EP2211335A1 (en) 2009-01-21 2010-07-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for obtaining a parameter describing a variation of a signal characteristic of a signal
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
KR20110022251A (ko) * 2009-08-27 2011-03-07 삼성전자주식회사 스테레오 오디오의 부호화, 복호화 방법 및 장치
KR101692394B1 (ko) * 2009-08-27 2017-01-04 삼성전자주식회사 스테레오 오디오의 부호화, 복호화 방법 및 장치
TWI433137B (zh) 2009-09-10 2014-04-01 Dolby Int Ab 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法
TWI413110B (zh) * 2009-10-06 2013-10-21 Dolby Int Ab 以選擇性通道解碼的有效多通道信號處理
KR101641685B1 (ko) * 2010-03-29 2016-07-22 삼성전자주식회사 멀티채널 오디오의 다운믹스 방법 및 장치
FR2966634A1 (fr) * 2010-10-22 2012-04-27 France Telecom Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase
JP5930441B2 (ja) 2012-02-14 2016-06-08 ホアウェイ・テクノロジーズ・カンパニー・リミテッド マルチチャネルオーディオ信号の適応ダウン及びアップミキシングを実行するための方法及び装置
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
RU2745832C2 (ru) 2013-05-24 2021-04-01 Долби Интернешнл Аб Эффективное кодирование звуковых сцен, содержащих звуковые объекты
US9978385B2 (en) 2013-10-21 2018-05-22 Dolby International Ab Parametric reconstruction of audio signals
UA117258C2 (uk) 2013-10-21 2018-07-10 Долбі Інтернешнл Аб Структура декорелятора для параметричного відновлення звукових сигналів
EP2866227A1 (en) 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder
US9866986B2 (en) 2014-01-24 2018-01-09 Sony Corporation Audio speaker system with virtual music performance
TWI587286B (zh) 2014-10-31 2017-06-11 杜比國際公司 音頻訊號之解碼和編碼的方法及系統、電腦程式產品、與電腦可讀取媒體
WO2016133366A1 (ko) * 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
KR20160101692A (ko) 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
US9826332B2 (en) * 2016-02-09 2017-11-21 Sony Corporation Centralized wireless speaker system
US9924291B2 (en) 2016-02-16 2018-03-20 Sony Corporation Distributed wireless speaker system
US9826330B2 (en) 2016-03-14 2017-11-21 Sony Corporation Gimbal-mounted linear ultrasonic speaker assembly
US9794724B1 (en) 2016-07-20 2017-10-17 Sony Corporation Ultrasonic speaker assembly using variable carrier frequency to establish third dimension sound locating
US9924286B1 (en) 2016-10-20 2018-03-20 Sony Corporation Networked speaker system with LED-based wireless communication and personal identifier
US10075791B2 (en) 2016-10-20 2018-09-11 Sony Corporation Networked speaker system with LED-based wireless communication and room mapping
US9854362B1 (en) 2016-10-20 2017-12-26 Sony Corporation Networked speaker system with LED-based wireless communication and object detection
CN108665902B (zh) 2017-03-31 2020-12-01 华为技术有限公司 多声道信号的编解码方法和编解码器
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
GB201718341D0 (en) * 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
GB2572650A (en) 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
GB2574239A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
US12010493B1 (en) * 2019-11-13 2024-06-11 EmbodyVR, Inc. Visualizing spatial audio
US11443737B2 (en) 2020-01-14 2022-09-13 Sony Corporation Audio video translation into multiple languages for respective listeners
EP4243015A4 (en) 2021-01-27 2024-04-17 Samsung Electronics Co., Ltd. AUDIO PROCESSING APPARATUS AND METHOD
WO2022164229A1 (ko) * 2021-01-27 2022-08-04 삼성전자 주식회사 오디오 처리 장치 및 방법
WO2022258876A1 (en) * 2021-06-10 2022-12-15 Nokia Technologies Oy Parametric spatial audio rendering

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2002175097A (ja) * 2000-12-06 2002-06-21 Yamaha Corp 音声信号のエンコード／圧縮装置およびデコード／伸長装置
WO2004019656A2 (en) 2001-02-07 2004-03-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
EP1881486B1 (en) * 2002-04-22 2009-03-18 Koninklijke Philips Electronics N.V. Decoding apparatus with decorrelator unit
JP3579047B2 (ja) 2002-07-19 2004-10-20 日本電気株式会社 オーディオ復号装置と復号方法およびプログラム
DK1527655T3 (da) 2002-08-07 2007-01-29 Dolby Lab Licensing Corp Rumlig translation af audiokanal
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
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
SE0402652D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
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
US7822616B2 (en) * 2005-08-30 2010-10-26 Lg Electronics Inc. Time slot position coding of multiple frame types
WO2007031896A1 (en) * 2005-09-13 2007-03-22 Koninklijke Philips Electronics N.V. Audio coding
KR100857106B1 (ko) * 2005-09-14 2008-09-08 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
JP4792086B2 (ja) * 2005-12-20 2011-10-12 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 ２つの入力チャンネルを使用して３つの出力チャンネルを合成させる装置および方法
CN101356573B (zh) * 2006-01-09 2012-01-25 诺基亚公司 对双耳音频信号的解码的控制

Also Published As

Publication number Publication date
JP2009530672A (ja) 2009-08-27
US20070233293A1 (en) 2007-10-04
KR20080103094A (ko) 2008-11-26
WO2007110102A1 (en) 2007-10-04
TW200737127A (en) 2007-10-01
BRPI0621530B1 (pt) 2019-11-12
KR101002835B1 (ko) 2010-12-21
EP1999744A1 (en) 2008-12-10
CN101410890A (zh) 2009-04-15
EP1999744B1 (en) 2012-11-28
ES2398573T3 (es) 2013-03-20
CN101410890B (zh) 2012-01-25
BRPI0621530A2 (pt) 2011-12-13
JP5158814B2 (ja) 2013-03-06
HK1122127A1 (en) 2009-05-08
TWI339836B (en) 2011-04-01
US7965848B2 (en) 2011-06-21

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