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
internal
audio
frame
equal
samples
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
German (de)
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
Application granted granted Critical
Publication of DE69802958D1 publication Critical patent/DE69802958D1/de
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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Synchronisation In Digital Transmission Systems (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 (https=)
EP (1) EP1023729B1 (https=)
JP (1) JP4126682B2 (https=)
KR (1) KR100609400B1 (https=)
AT (1) ATE210880T1 (https=)
AU (1) AU746613B2 (https=)
CA (1) CA2306112C (https=)
DE (1) DE69802958T2 (https=)
DK (1) DK1023729T3 (https=)
ES (1) ES2165196T3 (https=)
WO (1) WO1999021189A1 (https=)

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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
DE60226777D1 (de) * 2002-01-18 2008-07-03 Koninkl Philips Electronics Nv Audio-kodierung
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
ATE508567T1 (de) 2004-05-13 2011-05-15 Qualcomm Inc Zustellung von informationen über einen kommunikationskanal
GB0620819D0 (en) 2006-10-20 2006-11-29 Calrec Audio Ltd Digital signal processing
BRPI0821091B1 (pt) * 2007-12-21 2020-11-10 France Telecom processo e dispositivo de codificação/decodificação por transformada com janelas adaptativas, e memória legível por computador
US8527267B2 (en) * 2008-12-04 2013-09-03 Linear Accoustic, Inc. Adding additional data to encoded bit streams
TWI675367B (zh) 2009-05-27 2019-10-21 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
JP5785082B2 (ja) * 2009-08-20 2015-09-24 ジーブイビービー ホールディングス エス．エイ．アール．エル． オーディオ・ストリームを合成する装置、方法及びプログラム
US9338523B2 (en) * 2009-12-21 2016-05-10 Echostar Technologies L.L.C. Audio splitting with codec-enforced frame sizes
WO2013158787A1 (en) * 2012-04-17 2013-10-24 Sirius Xm Radio Inc. Server side crossfade for progressive download media
US11257524B2 (en) * 2011-11-18 2022-02-22 Sirius Xm Radio Inc. Server side crossfading for progressive download media
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
US20250322816A1 (en) * 2024-04-11 2025-10-16 Stability AI Ltd Audio generation using generative artificial intelligence model

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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
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
US5230038A (en) * 1989-01-27 1993-07-20 Fielder Louis D Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
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
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
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 (en) * 1995-05-31 2002-09-18 Sony Corporation Method and device for encoding audio signal and method and device for decoding audio signal
GB2311918B (en) * 1996-04-02 2000-11-01 Sony Uk Ltd Audio signal processor

Also Published As

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

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