JP2005530462A - 次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造 - Google Patents

次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造 Download PDF

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Publication number
JP2005530462A
JP2005530462A JP2004524453A JP2004524453A JP2005530462A JP 2005530462 A JP2005530462 A JP 2005530462A JP 2004524453 A JP2004524453 A JP 2004524453A JP 2004524453 A JP2004524453 A JP 2004524453A JP 2005530462 A JP2005530462 A JP 2005530462A
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JP
Japan
Prior art keywords
unit
units
encrypted
watermarking
data stream
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JP2004524453A
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English (en)
Japanese (ja)
Inventor
ガリー エー デモス
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Dolby Laboratories Licensing Corp
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Dolby Laboratories Licensing Corp
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Publication date
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of JP2005530462A publication Critical patent/JP2005530462A/ja
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0085—Time domain based watermarking, e.g. watermarks spread over several images
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • H04N21/25841—Management of client data involving the geographical location of the client
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Graphics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2004524453A 2002-06-13 2002-06-13 次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造 Pending JP2005530462A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2002/018884 WO2004012455A1 (fr) 2002-06-13 2002-06-13 Structuration en couches temporelle, par resolution codee et en filigrane numerique des televisions de pointe

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2007248973A Division JP2008035551A (ja) 2007-09-26 2007-09-26 次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造
JP2007248991A Division JP2008048447A (ja) 2007-09-26 2007-09-26 次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造

Publications (1)

Publication Number Publication Date
JP2005530462A true JP2005530462A (ja) 2005-10-06

Family

ID=31185972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004524453A Pending JP2005530462A (ja) 2002-06-13 2002-06-13 次世代テレビジョンにおける暗号化および透かし処理を施される時間的および解像度レイヤ構造

Country Status (5)

Country Link
EP (1) EP1512286A4 (fr)
JP (1) JP2005530462A (fr)
AU (1) AU2002318344B2 (fr)
CA (1) CA2486448C (fr)
WO (1) WO2004012455A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005535242A (ja) * 2002-08-06 2005-11-17 メディアライブ Ｍｐｅｇ−４タイプの音響映像マルチメディアコンテンツのスクランブル装置
JP2008005323A (ja) * 2006-06-23 2008-01-10 Nippon Hoso Kyokai <Nhk> 暗号化コンテンツ作成装置、その方法およびそのプログラム、ならびに、コンテンツ復号化装置、その方法およびそのプログラム
JP2008131556A (ja) * 2006-11-24 2008-06-05 Mitsubishi Electric Corp データ変換装置及びデータ変換方法及びプログラム
JP2015005977A (ja) * 2013-06-18 2015-01-08 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信方法および受信方法
CN113630606A (zh) * 2020-05-07 2021-11-09 百度在线网络技术（北京）有限公司 视频水印处理方法、装置、电子设备及存储介质

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1855436A1 (fr) * 2006-05-12 2007-11-14 Deutsche Thomson-Brandt Gmbh Procédé et dispositif de chiffrage d'un signal audio codé
EP2731337B1 (fr) 2012-10-17 2017-07-12 Dolby Laboratories Licensing Corporation Système et procédé de transmissions de trames de vidéo
EP2960854A1 (fr) * 2014-06-27 2015-12-30 Thomson Licensing Procédé et dispositif pour déterminer un ensemble d'éléments modifiables dans un groupe d'images
US9906821B1 (en) 2016-08-23 2018-02-27 Cisco Technology, Inc. Packet reordering system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996020563A1 (fr) * 1994-12-27 1996-07-04 Kabushiki Kaisha Toshiba Emetteur, recepteur, systeme de traitement de communications qui les integre, et systeme de telediffusion numerique
US5852565A (en) * 1996-01-30 1998-12-22 Demografx Temporal and resolution layering in advanced television
US6069914A (en) * 1996-09-19 2000-05-30 Nec Research Institute, Inc. Watermarking of image data using MPEG/JPEG coefficients
US6332194B1 (en) * 1998-06-05 2001-12-18 Signafy, Inc. Method for data preparation and watermark insertion
SE513356C2 (sv) * 1998-11-20 2000-08-28 Ericsson Telefon Ab L M Förfarande och anordning för kryptering av bilder
US6182214B1 (en) * 1999-01-08 2001-01-30 Bay Networks, Inc. Exchanging a secret over an unreliable network
EP1189432A3 (fr) * 2000-08-14 2004-10-20 Matsushita Electric Industrial Co., Ltd. Un schéma hiérarchique d'encryption pour la distribution sûre de contenu prédéterminé

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005535242A (ja) * 2002-08-06 2005-11-17 メディアライブ Ｍｐｅｇ−４タイプの音響映像マルチメディアコンテンツのスクランブル装置
JP2008005323A (ja) * 2006-06-23 2008-01-10 Nippon Hoso Kyokai <Nhk> 暗号化コンテンツ作成装置、その方法およびそのプログラム、ならびに、コンテンツ復号化装置、その方法およびそのプログラム
JP2008131556A (ja) * 2006-11-24 2008-06-05 Mitsubishi Electric Corp データ変換装置及びデータ変換方法及びプログラム
JP2015005977A (ja) * 2013-06-18 2015-01-08 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信方法および受信方法
JP2017175657A (ja) * 2013-06-18 2017-09-28 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信方法、受信方法、送信装置、および、受信装置
JP2017175658A (ja) * 2013-06-18 2017-09-28 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信方法、受信方法、送信装置、および、受信装置
US10448033B2 (en) 2013-06-18 2019-10-15 Sun Patent Trust Transmitting method and receiving method
US11265562B2 (en) 2013-06-18 2022-03-01 Sun Patent Trust Transmitting method and receiving method
CN113630606A (zh) * 2020-05-07 2021-11-09 百度在线网络技术（北京）有限公司 视频水印处理方法、装置、电子设备及存储介质
CN113630606B (zh) * 2020-05-07 2024-04-19 百度在线网络技术（北京）有限公司 视频水印处理方法、装置、电子设备及存储介质

Also Published As

Publication number Publication date
EP1512286A1 (fr) 2005-03-09
CA2486448C (fr) 2012-01-24
CA2486448A1 (fr) 2004-02-05
AU2002318344B2 (en) 2008-01-31
EP1512286A4 (fr) 2009-05-13
WO2004012455A1 (fr) 2004-02-05
AU2002318344A1 (en) 2004-02-16

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