SG78286A1 - A video-data encoder and recording media wherein a video-data encode program is recorder - Google Patents

A video-data encoder and recording media wherein a video-data encode program is recorder

Info

Publication number
SG78286A1
SG78286A1 SG1998000388A SG1998000388A SG78286A1 SG 78286 A1 SG78286 A1 SG 78286A1 SG 1998000388 A SG1998000388 A SG 1998000388A SG 1998000388 A SG1998000388 A SG 1998000388A SG 78286 A1 SG78286 A1 SG 78286A1
Authority
SG
Singapore
Prior art keywords
video
data
recorder
recording media
encode program
Prior art date
Application number
SG1998000388A
Other languages
English (en)
Inventor
Masahiro Hashimoto
Original Assignee
Nec 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 Nec Corp filed Critical Nec Corp
Publication of SG78286A1 publication Critical patent/SG78286A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • G06T1/0035—Output size adaptive watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0052—Embedding of the watermark in the frequency domain
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0053—Embedding of the watermark in the coding stream, possibly without decoding; Embedding of the watermark in the compressed domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG1998000388A 1997-02-24 1998-02-23 A video-data encoder and recording media wherein a video-data encode program is recorder SG78286A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3907997A JP3137022B2 (ja) 1997-02-24 1997-02-24 動画像エンコード装置

Publications (1)

Publication Number Publication Date
SG78286A1 true SG78286A1 (en) 2001-02-20

Family

ID=12543106

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998000388A SG78286A1 (en) 1997-02-24 1998-02-23 A video-data encoder and recording media wherein a video-data encode program is recorder

Country Status (6)

Country Link
US (1) US6553070B2 (de)
EP (1) EP0860793A3 (de)
JP (1) JP3137022B2 (de)
KR (1) KR100309521B1 (de)
CA (1) CA2229826C (de)
SG (1) SG78286A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6590996B1 (en) 2000-02-14 2003-07-08 Digimarc Corporation Color adaptive watermarking
US7006661B2 (en) * 1995-07-27 2006-02-28 Digimarc Corp Digital watermarking systems and methods
US6229924B1 (en) 1996-05-16 2001-05-08 Digimarc Corporation Method and apparatus for watermarking video images
WO1998031152A2 (en) * 1997-01-13 1998-07-16 Koninklijke Philips Electronics N.V. Embedding supplemental data in a digital video signal
HUP0105014A3 (en) * 1998-08-27 2002-11-28 Ibm System for embedding additional information in video data, and embedding method
FR2783658B1 (fr) 1998-09-23 2000-10-13 Thomson Multimedia Sa Protection contre la copie de donnees numeriques stockees sur un support d'informations
DE69916749T2 (de) * 1998-11-10 2005-03-31 Canon K.K. Einbettung eines Wasserzeichens in ein komprimiertes Bildsignal
JP2000152148A (ja) 1998-11-13 2000-05-30 Hitachi Ltd 電子カメラ
JP3407872B2 (ja) 1999-09-29 2003-05-19 日本電気株式会社 付加情報検出方法及び装置
JP2001346170A (ja) 2000-05-31 2001-12-14 Nec Corp データ挿入強度調整方法及びデータ挿入回路
US7656930B2 (en) * 2001-09-10 2010-02-02 Digimarc Corporation Assessing quality of service using digital watermark information
KR20010008048A (ko) * 2000-11-04 2001-02-05 김주현 디지털 콘텐츠의 워터마크 삽입방법
US20030131350A1 (en) 2002-01-08 2003-07-10 Peiffer John C. Method and apparatus for identifying a digital audio signal
KR20030073369A (ko) * 2002-03-11 2003-09-19 한국전자통신연구원 양자화를 이용한 실시간 블라인드 워터마킹 방법
KR101014309B1 (ko) 2002-10-23 2011-02-16 닐슨 미디어 리서치 인코퍼레이티드 압축된 오디오/비디오 데이터와 함께 사용하기 위한 디지털데이터 삽입장치 및 방법
US7460684B2 (en) 2003-06-13 2008-12-02 Nielsen Media Research, Inc. Method and apparatus for embedding watermarks
JP4208135B2 (ja) * 2003-11-07 2009-01-14 Ｋｄｄｉ株式会社 ドリフト補償方式
WO2005099385A2 (en) * 2004-04-07 2005-10-27 Nielsen Media Research, Inc. Data insertion apparatus and methods for use with compressed audio/video data
EP1779297A4 (de) * 2004-07-02 2010-07-28 Nielsen Media Res Inc Verfahren und vorrichtungen zum mischen komprimierter digitaler bitströme
US7904723B2 (en) * 2005-01-12 2011-03-08 Interdigital Technology Corporation Method and apparatus for enhancing security of wireless communications
EP2958106B1 (de) 2006-10-11 2018-07-18 The Nielsen Company (US), LLC Verfahren und vorrichtung zur einbettung von codes in komprimierte audiodatenströme
JP4944966B2 (ja) * 2006-12-14 2012-06-06 トレデス ２０１０， ソシエダッド リミターダ デジタル画像をデジタル透かしにより印付ける方法
US8365279B2 (en) * 2008-10-31 2013-01-29 Sandisk Technologies Inc. Storage device and method for dynamic content tracing
US8429365B2 (en) * 2009-06-26 2013-04-23 Sandisk Technologies Inc. Memory device and method for embedding host-identification information into content
CN103310403B (zh) * 2013-05-14 2016-03-09 深圳市威富多媒体有限公司 手写特征与数字文件浮水印融合方法
KR102106539B1 (ko) * 2013-07-01 2020-05-28 삼성전자주식회사 화상 통화동안 비디오 컨텐츠를 인증하는 방법 및 디바이스
EP3146720B1 (de) * 2014-04-01 2020-09-30 Huawei Technologies Co., Ltd. Verfahren und vorrichtung zum verbergen von daten in mehrschichtigen strukturierten codierungseinheiten
CN106454510B (zh) * 2016-10-31 2019-07-16 广东工业大学 一种原始视频水印处理方法及装置
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930003757A (ko) * 1991-07-31 1993-02-24 오오가 노리오 영상 신호 전송 장치 및 방법
DE4430864C2 (de) 1994-08-31 2003-04-30 Mayah Comm Gmbh Verfahren zum unbemerktem Übertragen und/oder Speichern von Zusatzinformationen innerhalb eines quellencodierten, datenreduzierten Audiosignals
US5530759A (en) 1995-02-01 1996-06-25 International Business Machines Corporation Color correct digital watermarking of images
DE69636084T2 (de) * 1995-09-28 2006-09-14 Nec Corp. Verfahren und Vorrichtung zum Einfügen eines Spreizspektrumwasserzeichens in Multimediadaten
US6031914A (en) * 1996-08-30 2000-02-29 Regents Of The University Of Minnesota Method and apparatus for embedding data, including watermarks, in human perceptible images
US5809139A (en) * 1996-09-13 1998-09-15 Vivo Software, Inc. Watermarking method and apparatus for compressed digital video
JP3109575B2 (ja) * 1996-09-30 2000-11-20 日本電気株式会社 画像データ処理装置
CA2221282C (en) * 1996-11-28 2001-07-31 Nec Corporation Card type recording medium, certifying method and apparatus for the recording medium, forming system for recording medium, enciphering system, decoder therefor, and recording medium
US5960081A (en) * 1997-06-05 1999-09-28 Cray Research, Inc. Embedding a digital signature in a video sequence
US6037984A (en) * 1997-12-24 2000-03-14 Sarnoff Corporation Method and apparatus for embedding a watermark into a digital image or image sequence

Also Published As

Publication number Publication date
CA2229826A1 (en) 1998-08-24
US6553070B2 (en) 2003-04-22
KR100309521B1 (ko) 2001-12-17
EP0860793A3 (de) 1999-01-27
CA2229826C (en) 2002-04-16
KR19980071868A (ko) 1998-10-26
JP3137022B2 (ja) 2001-02-19
EP0860793A2 (de) 1998-08-26
JPH10243398A (ja) 1998-09-11
US20010001613A1 (en) 2001-05-24

Similar Documents

Publication Publication Date Title
SG78286A1 (en) A video-data encoder and recording media wherein a video-data encode program is recorder
KR0141381B1 (en) Magnetic recording medium and its production and magnetic recorder
EP0692916A3 (de) Eine digitale Aufnahme- und Wiedergabeanlage
EP0554086A3 (en) High-efficiency encoder and video information recording/reproducing apparatus
EP0562563A3 (en) Multi-track embedded servo recording format and method
FI20040762A7 (fi) MPEG-signaalin tallentaminen tallennusvälineelle ja toisto siitä
EP0562845A3 (en) Variable length code recording/playback apparatus for a video recorder
GB9226174D0 (en) A data recorder
GB9901938D0 (en) Signal recording and playback apparatus
DE69511386D1 (de) Wiedergabe von aufgezeichneten unterschiedlichen Wiedergabemoden eines Videosignals
EP0872834A4 (de) Informationssignalaufzeichnungsmedium gebrauchendes aufzeichnungsgerät
GB2296601B (en) Video signal recording device and editing device
EP0726674A3 (de) Datenaufnahmeverfahren
GB2297405B (en) Application programming interface for a digital disk recorder
EP0712254A3 (de) Digitale Aufnahme- und Wiedergabeanlage
EP0702357A3 (de) Magnetowiderstandeffektkopf und Magnetaufzeichnungs-/Wiedergabekopf daraus
GB2336936B (en) Improved magnetoresistive read sensor and method of fabricating a magnetoresistive read sensor
GB2305508B (en) A camera with sound recording and playback means and its control method
GB2298078B (en) Digital tape recorder
EP0562572A3 (en) Tape recorder having information recorded by a rotary head and reproduced by a stationary head
GB2236892B (en) Controlling playback of a recording medium
GB2284731B (en) Method of recording and of reproducing a signal
DE69808688D1 (de) Aufzeichnung und Wiedergabe eines digitalen Videosignals
GB9706582D0 (en) Head drum assembly of a video cassette recorder
GB9520370D0 (en) Magnetic recording/reproducing apparartus