JP5266330B2 - データ処理方法及びiptv受信デバイス - Google Patents
データ処理方法及びiptv受信デバイス Download PDFInfo
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- JP5266330B2 JP5266330B2 JP2010531963A JP2010531963A JP5266330B2 JP 5266330 B2 JP5266330 B2 JP 5266330B2 JP 2010531963 A JP2010531963 A JP 2010531963A JP 2010531963 A JP2010531963 A JP 2010531963A JP 5266330 B2 JP5266330 B2 JP 5266330B2
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- 238000003672 processing method Methods 0.000 title claims description 18
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- 230000008676 import Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
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Images
Classifications
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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
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
-
- 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, manipulating MPEG-4 scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 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
- H04N21/266—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
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/4147—PVR [Personal Video Recorder]
-
- 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4627—Rights management associated to the content
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
-
- 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
- H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
- H04L2463/101—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying security measures for digital rights management
Description
Claims (7)
- IPTV受信デバイスのDRMコンポーネントを用いたデータ処理方法であって、
復号化されるパケットと関連する情報をサーバから受信する段階であって、該情報は、前記パケットの復号化を前記DRMコンポーネント内のソフトウェアを使用して実行するか、又は外部ハードウェアを使用して実行するかの指示を含む段階と、
前記パケットの復号化を実行することができるソフトウェアを具備しているか否かの検索結果及び前記指示のうちいずれか一つに基づいて、前記パケットの復号化を自身による復号化及び前記外部ハードウェアを使用した復号化のうちいずれによって実行するかを決定する段階、及び、
前記決定に基づいて、前記自身による復号化及び前記外部ハードウェアを使用した復号化のうちいずれか一つを実行して前記パケットを復号化する段階、を有し、
前記自身による復号化を実行する場合、前記DRMコンポーネントが前記パケットを受信し、内部ソフトウェアを用いて前記パケットを復号化し、前記外部ハードウェアを使用して復号化を実行する場合、前記DRMコンポーネントが前記IPTV受信デバイス内の信頼される外部ハードウェアコンポーネントに復号化を指示する、データ処理方法。 - 前記IPTV受信デバイス内の外部コンポーネントにより実行されるDRMメッセージの受信及びフィルタリングを構成する段階、及び
前記外部コンポーネントからDRMパラメータを受信する段階、
をさらに含む、請求項1に記載のデータ処理方法。 - DRMサーバから、コンテンツの復号化に使用する鍵、復号化権限及びコンテンツ使用を制限する権限情報を受信する段階をさらに含む、請求項1に記載のデータ処理方法。
- DRMサーバにより、前記DRMコンポーネントを認証、及びプロビジョニングする段階をさらに含む、請求項1に記載のデータ処理方法。
- 前記パケットを復号化するための適当な権限がない場合、特定メッセージを介して、当該事実を前記IPTV受信デバイスに通知する段階をさらに含む、請求項1に記載のデータ処理方法。
- IPTV受信デバイスであって、
ハードウェアコンポーネント、及び、
復号化されるパケットと関連する情報をサーバから受信し、該情報は、前記パケットの復号化をDRMコンポーネント内のソフトウェアを使用して実行するか、又は外部ハードウェアを使用して実行するかの指示を含み、前記パケットの復号化を実行することができるソフトウェアを具備しているか否かの検索結果及び前記指示のうちいずれか一つに基づいて、前記パケットの復号化を自身による復号化及び前記外部ハードウェアを使用した復号化のうちいずれによって実行するかを決定し、前記決定に基づいて、前記自身による復号化及び前記外部ハードウェアを使用した復号化のうちいずれか一つを実行して前記パケットを復号化するDRMコンポーネント、を有し、
前記自身による復号化を実行する場合、前記DRMコンポーネントは、前記パケットを受信し、内部ソフトウェアを使用して前記パケットを復号化し、前記外部ハードウェアを使用して復号化を実行する場合、前記DRMコンポーネントは、前記ハードウェアコンポーネントに復号化を指示する、IPTV受信デバイス。 - DRMメッセージを受信及びフィルタリングするためのフィルタリングコンポーネントをさらに含み、
前記DRMコンポーネントは、前記フィルタリングコンポーネントにより実行される前記DRMメッセージの受信及びフィルタリングを構成し、前記フィルタリングコンポーネントからDRMパラメータを受信する、請求項6に記載のIPTV受信デバイス。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US98471407P | 2007-11-01 | 2007-11-01 | |
US60/984,714 | 2007-11-01 | ||
US98660307P | 2007-11-09 | 2007-11-09 | |
US60/986,603 | 2007-11-09 | ||
US2013608P | 2008-01-09 | 2008-01-09 | |
US61/020,136 | 2008-01-09 | ||
PCT/KR2008/006424 WO2009057965A1 (en) | 2007-11-01 | 2008-10-30 | Method for processing data and iptv receiving device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011503957A JP2011503957A (ja) | 2011-01-27 |
JP5266330B2 true JP5266330B2 (ja) | 2013-08-21 |
Family
ID=40591250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010531963A Expired - Fee Related JP5266330B2 (ja) | 2007-11-01 | 2008-10-30 | データ処理方法及びiptv受信デバイス |
Country Status (6)
Country | Link |
---|---|
US (1) | US20100262991A1 (ja) |
EP (1) | EP2198626A4 (ja) |
JP (1) | JP5266330B2 (ja) |
KR (1) | KR101518086B1 (ja) |
CN (1) | CN101843109A (ja) |
WO (1) | WO2009057965A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2273405A1 (en) * | 2009-07-07 | 2011-01-12 | Irdeto Access B.V. | Processing recordable content in a stream |
US8862515B2 (en) | 2010-05-04 | 2014-10-14 | Sony Corporation | Geographic internet asset filtering for internet video client |
US8458741B2 (en) | 2010-05-27 | 2013-06-04 | Sony Corporation | Provision of TV ID to non-TV device to enable access to TV services |
US8407755B2 (en) | 2010-07-27 | 2013-03-26 | Sony Corporation | Control of IPTV using second device |
FR2964288A1 (fr) * | 2010-08-26 | 2012-03-02 | France Telecom | Acquisition de droits d'acces a un contenu protege sans intervention de l'utilisateur. |
JP5966505B2 (ja) * | 2012-03-28 | 2016-08-10 | 日本電気株式会社 | サーバ装置、クライアント装置、リクエスト処理方法、サーバ応答処理方法、リクエスト処理プログラム、および、応答処理プログラム |
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US9646162B2 (en) * | 2013-04-10 | 2017-05-09 | Futurewei Technologies, Inc. | Dynamic adaptive streaming over hypertext transfer protocol service protection |
CN105578208A (zh) * | 2015-11-06 | 2016-05-11 | 北京腾锐视讯科技有限公司 | 一种iptv视频加密传输系统 |
JP6894469B2 (ja) * | 2019-06-11 | 2021-06-30 | 株式会社ユビキタスAiコーポレーション | 情報処理装置およびその制御プログラム |
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-
2008
- 2008-10-30 WO PCT/KR2008/006424 patent/WO2009057965A1/en active Application Filing
- 2008-10-30 KR KR1020107005925A patent/KR101518086B1/ko not_active IP Right Cessation
- 2008-10-30 JP JP2010531963A patent/JP5266330B2/ja not_active Expired - Fee Related
- 2008-10-30 US US12/740,697 patent/US20100262991A1/en not_active Abandoned
- 2008-10-30 EP EP08844951A patent/EP2198626A4/en not_active Withdrawn
- 2008-10-30 CN CN200880113454A patent/CN101843109A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
KR20100080592A (ko) | 2010-07-09 |
EP2198626A4 (en) | 2012-02-08 |
JP2011503957A (ja) | 2011-01-27 |
CN101843109A (zh) | 2010-09-22 |
WO2009057965A1 (en) | 2009-05-07 |
US20100262991A1 (en) | 2010-10-14 |
EP2198626A1 (en) | 2010-06-23 |
KR101518086B1 (ko) | 2015-05-15 |
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