DE69802958T2 - Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch abtastratenumsetzung - Google Patents

Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch abtastratenumsetzung

Info

Publication number
DE69802958T2
DE69802958T2 DE69802958T DE69802958T DE69802958T2 DE 69802958 T2 DE69802958 T2 DE 69802958T2 DE 69802958 T DE69802958 T DE 69802958T DE 69802958 T DE69802958 T DE 69802958T DE 69802958 T2 DE69802958 T2 DE 69802958T2
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
DE69802958T
Other languages
English (en)
Other versions
DE69802958D1 (de
Inventor
Dunn Fielder
Campbell Todd
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 DE69802958D1 publication Critical patent/DE69802958D1/de
Application granted granted Critical
Publication of DE69802958T2 publication Critical patent/DE69802958T2/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
    • 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
    • G11B27/038—Cross-faders therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DE69802958T 1997-10-17 1998-10-15 Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch abtastratenumsetzung Expired - Lifetime DE69802958T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/953,306 US5913190A (en) 1997-10-17 1997-10-17 Frame-based audio coding with video/audio data synchronization by audio sample rate conversion
PCT/US1998/021764 WO1999021189A1 (en) 1997-10-17 1998-10-15 Frame-based audio coding with video/audio data synchronization by audio sample rate conversion

Publications (2)

Publication Number Publication Date
DE69802958D1 DE69802958D1 (de) 2002-01-24
DE69802958T2 true DE69802958T2 (de) 2002-06-20

Family

ID=25493806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802958T Expired - Lifetime DE69802958T2 (de) 1997-10-17 1998-10-15 Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch abtastratenumsetzung

Country Status (11)

Country Link
US (1) US5913190A (de)
EP (1) EP1023729B1 (de)
JP (1) JP4126682B2 (de)
KR (1) KR100609400B1 (de)
AT (1) ATE210880T1 (de)
AU (1) AU746613B2 (de)
CA (1) CA2306112C (de)
DE (1) DE69802958T2 (de)
DK (1) DK1023729T3 (de)
ES (1) ES2165196T3 (de)
WO (1) WO1999021189A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6226608B1 (en) * 1999-01-28 2001-05-01 Dolby Laboratories Licensing Corporation Data framing for adaptive-block-length coding system
JP3628908B2 (ja) * 1999-04-30 2005-03-16 沖電気工業株式会社 符号化信号処理装置および符号化信号の同期処理方法
US7283965B1 (en) * 1999-06-30 2007-10-16 The Directv Group, Inc. Delivery and transmission of dolby digital AC-3 over television broadcast
US6678647B1 (en) * 2000-06-02 2004-01-13 Agere Systems Inc. Perceptual coding of audio signals using cascaded filterbanks for performing irrelevancy reduction and redundancy reduction with different spectral/temporal resolution
JP4867076B2 (ja) * 2001-03-28 2012-02-01 日本電気株式会社 音声合成用圧縮素片作成装置、音声規則合成装置及びそれらに用いる方法
AU2002353343A1 (en) * 2002-01-18 2003-07-30 Koninklijke Philips Electronics N.V. Audio coding
US7292902B2 (en) * 2003-11-12 2007-11-06 Dolby Laboratories Licensing Corporation Frame-based audio transmission/storage with overlap to facilitate smooth crossfading
KR100594267B1 (ko) * 2004-03-29 2006-06-30 삼성전자주식회사 샘플링 레이트 변환 방법, 샘플링 레이트 변환 장치, 및그 장치를 포함하는 오디오 재생 시스템
DE602005011611D1 (de) 2004-05-13 2009-01-22 Qualcomm Inc Verfahren und vorrichtung zur vergabe von informat
GB0620819D0 (en) * 2006-10-20 2006-11-29 Calrec Audio Ltd Digital signal processing
CN101952888B (zh) * 2007-12-21 2013-10-09 法国电信 一种具有合适的窗口的基于变换的编码和解码方法
US8527267B2 (en) * 2008-12-04 2013-09-03 Linear Accoustic, Inc. Adding additional data to encoded bit streams
TWI643187B (zh) 2009-05-27 2018-12-01 瑞典商杜比國際公司 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
US11657788B2 (en) 2009-05-27 2023-05-23 Dolby International Ab Efficient combined harmonic transposition
US9031850B2 (en) * 2009-08-20 2015-05-12 Gvbb Holdings S.A.R.L. Audio stream combining apparatus, method and program
US9338523B2 (en) * 2009-12-21 2016-05-10 Echostar Technologies L.L.C. Audio splitting with codec-enforced frame sizes
US11257524B2 (en) * 2011-11-18 2022-02-22 Sirius Xm Radio Inc. Server side crossfading for progressive download media
US9779736B2 (en) * 2011-11-18 2017-10-03 Sirius Xm Radio Inc. Systems and methods for implementing efficient cross-fading between compressed audio streams
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
US8712076B2 (en) 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
US20210103747A1 (en) * 2020-12-17 2021-04-08 Hassnaa Moustafa Audio-visual and cooperative recognition of vehicles

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS60212874A (ja) * 1984-04-09 1985-10-25 Matsushita Electric Ind Co Ltd デイジタル信号記録再生装置
US4903148A (en) * 1986-04-02 1990-02-20 Matsushita Electric Industrial Co., Ltd. Digital signal editing apparatus
US5479562A (en) * 1989-01-27 1995-12-26 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding audio information
US5752225A (en) * 1989-01-27 1998-05-12 Dolby Laboratories Licensing Corporation Method and apparatus for split-band encoding and split-band decoding of audio information using adaptive bit allocation to adjacent subbands
US5222189A (en) * 1989-01-27 1993-06-22 Dolby Laboratories Licensing Corporation Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
US5230038A (en) * 1989-01-27 1993-07-20 Fielder Louis D Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
US5357594A (en) * 1989-01-27 1994-10-18 Dolby Laboratories Licensing Corporation Encoding and decoding using specially designed pairs of analysis and synthesis windows
GB2240896B (en) * 1990-02-06 1994-04-27 Sony Corp Methods of and apparatus for coding television signals
CN1062963C (zh) * 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
JP3141450B2 (ja) * 1991-09-30 2001-03-05 ソニー株式会社 オーディオ信号処理方法
US5351092A (en) * 1993-07-23 1994-09-27 The Grass Valley Group, Inc. Synchronization of digital audio with digital video
JPH07264144A (ja) * 1994-03-16 1995-10-13 Toshiba Corp 信号圧縮符号化装置および圧縮信号復号装置
US5483538A (en) * 1994-05-25 1996-01-09 The Grass Valley Group, Inc. Audio frame synchronization for embedded audio demultiplexers
KR970011727B1 (en) * 1994-11-09 1997-07-14 Daewoo Electronics Co Ltd Apparatus for encoding of the audio signal
JP3603381B2 (ja) * 1995-04-07 2004-12-22 ソニー株式会社 圧縮データ編集装置および圧縮データ編集方法
EP0829875B1 (de) * 1995-05-31 2002-09-18 Sony Corporation Verfahren und vorrichtung zur kodierung von audiosignalen und verfahren und vorrichtung zur dekodierung von audiosignalen
GB2311918B (en) * 1996-04-02 2000-11-01 Sony Uk Ltd Audio signal processor

Also Published As

Publication number Publication date
AU746613B2 (en) 2002-05-02
KR100609400B1 (ko) 2006-08-04
AU1088499A (en) 1999-05-10
CA2306112A1 (en) 1999-04-29
WO1999021189A1 (en) 1999-04-29
CA2306112C (en) 2005-12-20
ES2165196T3 (es) 2002-03-01
EP1023729B1 (de) 2001-12-12
KR20010024530A (ko) 2001-03-26
US5913190A (en) 1999-06-15
DE69802958D1 (de) 2002-01-24
DK1023729T3 (da) 2002-03-25
JP4126682B2 (ja) 2008-07-30
JP2001521310A (ja) 2001-11-06
ATE210880T1 (de) 2001-12-15
EP1023729A1 (de) 2000-08-02

Similar Documents

Publication Publication Date Title
DE69802957D1 (de) Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch dynamische audiorahmensynchronisierung
MY117166A (en) Frame-based audio coding with additional filterbank to attenuate spectral splatter at frame boundaries
DE69803402D1 (de) Rahmenbasierte audiokodierung mit zusätzlicher filterbank zur unterdrückung von alias-störungen an rahmengrenzen
DK1023809T3 (da) Rammebaseret audiokodning med forstærkningsstyreord
DE69802958D1 (de) Rahmenbasierte audiokodierung mit video/audio-datensynchronisierung durch abtastratenumsetzung
JP2001521347A5 (de)
EP0376553A3 (de) Kodierung von Audiosignalen unter Berücksichtigung der Wahrnehmbarkeit
EP0717518A3 (de) Verfahren und Vorrichtung zur Tonkodierung mit hohem Wirkungsgrad
JPH07182788A (ja) オーディオデータ低速再生装置
JP2004157290A (ja) 音声再生装置
MY110657A (en) A method and an apparatus for reproducing bitstream having non-sequential system clock data seamlessly therebetween
KR960030176A (ko) 멀티미디어 시스템의 비디오 배속 재생 방법
KR970012572A (ko) 디브이씨알(dvcr)의 변속재생방법
JPH02245800A (ja) 音声再生方式
KR950030132A (ko) 티브이/브이씨알 복합시스템의 음성편집장치
KR950020520A (ko) 음성신호 기록재생장치
KR980004346A (ko) 향상된 음질을 갖는 카세트 테이프 레코오더
KR960030557A (ko) 오디오신호 부호화회로

Legal Events

Date Code Title Description
8364 No opposition during term of opposition