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 PDFInfo
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- 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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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- G—PHYSICS
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- 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
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- 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
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- G—PHYSICS
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- 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
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- G—PHYSICS
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- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
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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)
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)
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)
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)
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 |
-
2002
- 2002-06-13 JP JP2004524453A patent/JP2005530462A/ja active Pending
- 2002-06-13 EP EP02747897A patent/EP1512286A4/fr not_active Withdrawn
- 2002-06-13 AU AU2002318344A patent/AU2002318344B2/en not_active Ceased
- 2002-06-13 CA CA2486448A patent/CA2486448C/fr not_active Expired - Fee Related
- 2002-06-13 WO PCT/US2002/018884 patent/WO2004012455A1/fr active Application Filing
Cited By (10)
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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