DE69802957T2 - Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch dynamische audiorahmensynchronisierung - Google Patents

Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch dynamische audiorahmensynchronisierung

Info

Publication number
DE69802957T2
DE69802957T2 DE69802957T DE69802957T DE69802957T2 DE 69802957 T2 DE69802957 T2 DE 69802957T2 DE 69802957 T DE69802957 T DE 69802957T DE 69802957 T DE69802957 T DE 69802957T DE 69802957 T2 DE69802957 T2 DE 69802957T2
Authority
DE
Germany
Prior art keywords
audio
splice
information
video
technique
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.)
Expired - Lifetime
Application number
DE69802957T
Other languages
English (en)
Other versions
DE69802957D1 (de
Inventor
Dunn Fielder
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories 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 Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of DE69802957D1 publication Critical patent/DE69802957D1/de
Application granted granted Critical
Publication of DE69802957T2 publication Critical patent/DE69802957T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/038—Cross-faders therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
DE69802957T 1997-10-17 1998-10-15 Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch dynamische audiorahmensynchronisierung Expired - Lifetime DE69802957T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/953,618 US6124895A (en) 1997-10-17 1997-10-17 Frame-based audio coding with video/audio data synchronization by dynamic audio frame alignment
PCT/US1998/021761 WO1999021188A1 (en) 1997-10-17 1998-10-15 Frame-based audio coding with video/audio data synchronization by dynamic audio frame alignment

Publications (2)

Publication Number Publication Date
DE69802957D1 DE69802957D1 (de) 2002-01-24
DE69802957T2 true DE69802957T2 (de) 2002-06-20

Family

ID=25494275

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802957T Expired - Lifetime DE69802957T2 (de) 1997-10-17 1998-10-15 Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch dynamische audiorahmensynchronisierung

Country Status (11)

Country Link
US (1) US6124895A (de)
EP (1) EP1023728B1 (de)
JP (1) JP4126681B2 (de)
KR (1) KR100621424B1 (de)
AT (1) ATE210879T1 (de)
AU (1) AU746718B2 (de)
CA (1) CA2305544C (de)
DE (1) DE69802957T2 (de)
DK (1) DK1023728T3 (de)
ES (1) ES2165195T3 (de)
WO (1) WO1999021188A1 (de)

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SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
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KR100933469B1 (ko) * 2002-01-18 2009-12-23 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 코딩
KR100926469B1 (ko) * 2002-01-31 2009-11-13 톰슨 라이센싱 가변 지연을 제공하는 오디오/비디오 시스템과, 제 1 지연된 디지털 신호에 대해 제 2 디지털 신호를 동기화하기 위한 방법
AU2006235813B2 (en) * 2002-09-18 2009-03-12 Dolby International Ab Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks
SE0202770D0 (sv) * 2002-09-18 2002-09-18 Coding Technologies Sweden Ab Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks
US7330812B2 (en) * 2002-10-04 2008-02-12 National Research Council Of Canada Method and apparatus for transmitting an audio stream having additional payload in a hidden sub-channel
US7738613B1 (en) 2003-03-21 2010-06-15 D2Audio Corporation Streaming multi-channel audio as packetized data or parallel data with a separate input frame sync
US7908306B1 (en) 2003-03-21 2011-03-15 D2Audio Corp SRC with multiple sets of filter coefficients in memory and a high order coefficient interpolator
US7474722B1 (en) * 2003-03-21 2009-01-06 D2Audio Corporation Systems and methods for sample rate conversion using multiple rate estimate counters
US7929718B1 (en) 2003-05-12 2011-04-19 D2Audio Corporation Systems and methods for switching and mixing signals in a multi-channel amplifier
US7292902B2 (en) * 2003-11-12 2007-11-06 Dolby Laboratories Licensing Corporation Frame-based audio transmission/storage with overlap to facilitate smooth crossfading
EP1751955B1 (de) 2004-05-13 2009-03-25 Qualcomm, Incorporated Kopffeldkompression von multimedialen daten übertragen über ein drahtloses kommunikationssystem
US7526085B1 (en) * 2004-07-13 2009-04-28 Advanced Micro Devices, Inc. Throughput and latency of inbound and outbound IPsec processing
US7996699B2 (en) 2005-04-11 2011-08-09 Graphics Properties Holdings, Inc. System and method for synchronizing multiple media devices
US8108219B2 (en) * 2005-07-11 2012-01-31 Lg Electronics Inc. Apparatus and method of encoding and decoding audio signal
JP4442548B2 (ja) 2005-11-09 2010-03-31 トヨタ自動車株式会社 ルーフヘッダ構造
JP5093514B2 (ja) * 2006-07-07 2012-12-12 日本電気株式会社 オーディオ符号化装置、オーディオ符号化方法およびそのプログラム
US8805678B2 (en) * 2006-11-09 2014-08-12 Broadcom Corporation Method and system for asynchronous pipeline architecture for multiple independent dual/stereo channel PCM processing
US11657788B2 (en) 2009-05-27 2023-05-23 Dolby International Ab Efficient combined harmonic transposition
TWI591625B (zh) 2009-05-27 2017-07-11 杜比國際公司 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體
US8174761B2 (en) * 2009-06-10 2012-05-08 Universitat Heidelberg Total internal reflection interferometer with laterally structured illumination
SG184230A1 (en) * 2010-03-26 2012-11-29 Agency Science Tech & Res Methods and devices for providing an encoded digital signal
US9942593B2 (en) * 2011-02-10 2018-04-10 Intel Corporation Producing decoded audio at graphics engine of host processing platform
US8712076B2 (en) 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
US9125054B2 (en) * 2012-03-23 2015-09-01 Broadcom Corporation Configurable integrated radio processor
EP2948949A4 (de) * 2013-01-24 2016-09-21 Telesofia Medical Ltd System und verfahren zur flexiblen videokonstruktion
TWI557727B (zh) * 2013-04-05 2016-11-11 杜比國際公司 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品
MX354372B (es) 2013-08-23 2018-02-28 Fraunhofer Ges Forschung Aparato y método para procesar una señal de audio empleando una señal de error de efecto aliasing.
BR112017019053A2 (pt) * 2015-03-09 2018-04-17 Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V. conversão em código de áudio alinhado por fragmento
TWI594231B (zh) * 2016-12-23 2017-08-01 瑞軒科技股份有限公司 分頻壓縮電路，音訊處理方法以及音訊處理系統

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EP0158055A1 (de) * 1984-03-06 1985-10-16 WILLI STUDER AG Fabrik für elektronische Apparate Verfahren zur Ueberblendung digitaler Audiosignale, sowie Vorrichtung zur Durchfahrung des Verfahrens
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Also Published As

Publication number Publication date
AU1088199A (en) 1999-05-10
CA2305544A1 (en) 1999-04-29
DK1023728T3 (da) 2002-03-25
JP2001521309A (ja) 2001-11-06
ATE210879T1 (de) 2001-12-15
EP1023728A1 (de) 2000-08-02
WO1999021188A1 (en) 1999-04-29
ES2165195T3 (es) 2002-03-01
DE69802957D1 (de) 2002-01-24
CA2305544C (en) 2005-12-20
KR20010024531A (ko) 2001-03-26
US6124895A (en) 2000-09-26
JP4126681B2 (ja) 2008-07-30
AU746718B2 (en) 2002-05-02
KR100621424B1 (ko) 2006-09-13
EP1023728B1 (de) 2001-12-12

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