CN100380950C - 在视频特技模式期间利用数字信号处理的音频缩放 - Google Patents

在视频特技模式期间利用数字信号处理的音频缩放 Download PDF

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Publication number
CN100380950C
CN100380950C CNB038093170A CN03809317A CN100380950C CN 100380950 C CN100380950 C CN 100380950C CN B038093170 A CNB038093170 A CN B038093170A CN 03809317 A CN03809317 A CN 03809317A CN 100380950 C CN100380950 C CN 100380950C
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China
Prior art keywords
audio
playback
video
audio samples
samples
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Expired - Fee Related
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CNB038093170A
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English (en)
Chinese (zh)
Other versions
CN1650618A (zh
Inventor
R·L·布莱尔
M·A·舒尔茨
R·W·施密德特
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RCA Licensing Corp
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RCA Licensing Corp
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Publication of CN1650618A publication Critical patent/CN1650618A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/439—Processing of audio elementary streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440281—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the temporal resolution, e.g. by frame skipping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
CNB038093170A 2002-03-01 2003-02-19 在视频特技模式期间利用数字信号处理的音频缩放 Expired - Fee Related CN100380950C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/086,649 2002-03-01
US10/086,649 US7809241B2 (en) 2002-03-01 2002-03-01 Audio frequency scaling during video trick modes utilizing digital signal processing

Publications (2)

Publication Number Publication Date
CN1650618A CN1650618A (zh) 2005-08-03
CN100380950C true CN100380950C (zh) 2008-04-09

Family

ID=27787506

Family Applications (1)

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CNB038093170A Expired - Fee Related CN100380950C (zh) 2002-03-01 2003-02-19 在视频特技模式期间利用数字信号处理的音频缩放

Country Status (11)

Country Link
US (1) US7809241B2 (enExample)
EP (1) EP1483908B1 (enExample)
JP (1) JP4236589B2 (enExample)
KR (1) KR100943596B1 (enExample)
CN (1) CN100380950C (enExample)
AU (1) AU2003211150A1 (enExample)
MX (1) MXPA04008427A (enExample)
MY (1) MY135304A (enExample)
PL (1) PL372229A1 (enExample)
TW (1) TWI237240B (enExample)
WO (1) WO2003075565A1 (enExample)

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US20050036074A1 (en) * 2003-08-15 2005-02-17 Broadcom Corporation Method and system for a digital interface for TV stereo audio decoding
US7489362B2 (en) 2003-03-04 2009-02-10 Broadcom Corporation Television functionality on a chip
CA2682987C (en) * 2007-04-04 2016-06-07 Visible World Inc. Systems and methods for modifying commercials
JP2010283605A (ja) * 2009-06-04 2010-12-16 Canon Inc 映像処理装置及び方法
CN101635160B (zh) * 2009-06-17 2012-03-21 深圳市美赛达科技有限公司 音乐频谱分析方法、音乐频谱显示装置和音乐播放装置
US20100329638A1 (en) * 2009-06-29 2010-12-30 Nortel Networks Limited Method and apparatus for independent licensing of audio in distribution of audiovisual assets
EP2680615B1 (en) * 2012-06-25 2018-08-08 LG Electronics Inc. Mobile terminal and audio zooming method thereof
US9513688B2 (en) 2013-03-16 2016-12-06 Intel Corporation Measurement of performance scalability in a microprocessor
CN105513598B (zh) * 2016-01-14 2019-04-23 宁波大学 一种基于频域信息量分布的回放语音检测方法
CN108810575B (zh) * 2017-05-04 2021-10-29 杭州海康威视数字技术股份有限公司 一种发送目标视频的方法和装置
CN110661760A (zh) * 2018-06-29 2020-01-07 视联动力信息技术股份有限公司 一种数据处理方法和装置
US11039177B2 (en) * 2019-03-19 2021-06-15 Rovi Guides, Inc. Systems and methods for varied audio segment compression for accelerated playback of media assets
US10708633B1 (en) 2019-03-19 2020-07-07 Rovi Guides, Inc. Systems and methods for selective audio segment compression for accelerated playback of media assets
US11102523B2 (en) 2019-03-19 2021-08-24 Rovi Guides, Inc. Systems and methods for selective audio segment compression for accelerated playback of media assets by service providers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5687275A (en) * 1992-09-01 1997-11-11 Hitachi America, Ltd. Trick play data indentification methods and apparatus for use with digital video recording and playback devices
US5893062A (en) * 1996-12-05 1999-04-06 Interval Research Corporation Variable rate video playback with synchronized audio
US6154603A (en) * 1997-02-18 2000-11-28 Thomson Licensing S.A. Picture decoding for trick mode operation
US6253293B1 (en) * 1997-11-14 2001-06-26 Cirrus Logic, Inc. Methods for processing audio information in a multiple processor audio decoder
CN1318253A (zh) * 1999-07-15 2001-10-17 松下电器产业株式会社 Av解码器控制方法与av解码器控制装置

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ATE25907T1 (de) * 1979-08-15 1987-03-15 Discovision Ass Aufzeichnung von video- und audio-information auf einer platte fuer standbildwiedergabe sowie verfahren und geraet zum herstellen und wiedergeben einer solchen aufzeichnung.
US4727433A (en) * 1982-01-25 1988-02-23 Discovision Associates Video/audio coded data recovery from a record medium
JPH06139289A (ja) 1992-10-26 1994-05-20 Olympus Optical Co Ltd 情報再生装置
JPH08287612A (ja) 1995-04-14 1996-11-01 Sony Corp オーディオデータの可変速再生方法
KR100257613B1 (ko) * 1996-10-15 2000-06-01 모리시타 요이찌 영상 및 음성 부호화 방법, 부호화 장치 및 부호화 프로그램 기록 매체
US6356211B1 (en) * 1997-05-13 2002-03-12 Sony Corporation Encoding method and apparatus and recording medium
JP3073942B2 (ja) 1997-09-12 2000-08-07 日本放送協会 音声処理方法、音声処理装置および記録再生装置
JP3017715B2 (ja) 1997-10-31 2000-03-13 松下電器産業株式会社 音声再生装置
JPH11213557A (ja) 1998-01-26 1999-08-06 Sony Corp 再生装置
JP2000082260A (ja) * 1998-09-04 2000-03-21 Sony Corp オーディオ信号再生装置及び方法
JP3721009B2 (ja) 1999-05-31 2005-11-30 株式会社リコー 録画視聴システム
JP4895418B2 (ja) * 1999-08-24 2012-03-14 ソニー株式会社 音声再生方法および音声再生装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5687275A (en) * 1992-09-01 1997-11-11 Hitachi America, Ltd. Trick play data indentification methods and apparatus for use with digital video recording and playback devices
US5893062A (en) * 1996-12-05 1999-04-06 Interval Research Corporation Variable rate video playback with synchronized audio
US6154603A (en) * 1997-02-18 2000-11-28 Thomson Licensing S.A. Picture decoding for trick mode operation
US6253293B1 (en) * 1997-11-14 2001-06-26 Cirrus Logic, Inc. Methods for processing audio information in a multiple processor audio decoder
CN1318253A (zh) * 1999-07-15 2001-10-17 松下电器产业株式会社 Av解码器控制方法与av解码器控制装置

Also Published As

Publication number Publication date
EP1483908A1 (en) 2004-12-08
EP1483908B1 (en) 2012-10-10
JP4236589B2 (ja) 2009-03-11
EP1483908A4 (en) 2009-02-25
TW200304123A (en) 2003-09-16
PL372229A1 (en) 2005-07-11
CN1650618A (zh) 2005-08-03
KR100943596B1 (ko) 2010-02-24
JP2005519420A (ja) 2005-06-30
US7809241B2 (en) 2010-10-05
US20030165084A1 (en) 2003-09-04
TWI237240B (en) 2005-08-01
MY135304A (en) 2008-03-31
AU2003211150A1 (en) 2003-09-16
WO2003075565A1 (en) 2003-09-12
KR20040093084A (ko) 2004-11-04
MXPA04008427A (es) 2004-11-26

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PB01 Publication
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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20080409

Termination date: 20170219