JP2008546047A - ポータブル・デバイスに対してコンテンツを転送するためのセキュリティおよびトランスコーディング・システム - Google Patents
ポータブル・デバイスに対してコンテンツを転送するためのセキュリティおよびトランスコーディング・システム Download PDFInfo
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- JP2008546047A JP2008546047A JP2008511335A JP2008511335A JP2008546047A JP 2008546047 A JP2008546047 A JP 2008546047A JP 2008511335 A JP2008511335 A JP 2008511335A JP 2008511335 A JP2008511335 A JP 2008511335A JP 2008546047 A JP2008546047 A JP 2008546047A
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- 238000013500 data storage Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 15
- 238000007781 pre-processing Methods 0.000 claims description 4
- 230000006870 function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 208000006930 Pseudomyxoma Peritonei Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Classifications
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- 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
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/22—Arrangements for preventing the taking of data from a data transmission channel without authorisation
-
- 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
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
-
- 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
-
- 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
- H04N21/4408—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 video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
-
- 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
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64784—Data processing by the network
- H04N21/64792—Controlling the complexity of the content stream, e.g. by dropping packets
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Storage Device Security (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
本出願は、米国特許法第119条に基づいて2005年5月13日付で先に出願された仮特許出願の第60/680,697号の優先権を主張するものである。
Claims (9)
- サブスクリプション・サービスからのコンテンツ・データをポータブル・メディア・デバイスに受け渡すシステムであって、
前記サブスクリプション・サービスから前記コンテンツ・データを受信するセットトップ・ボックスと、
前記セットトップ・ボックスに動作可能に結合されたデータ・ストレージ・デバイスと、
前記データ・ストレージ・デバイスに動作可能に結合され、前記コンテンツ・データに暗号化を施し、前記ポータブル・メディア・デバイスに対する出力を有するプリプロセッサと、を含むシステム。 - 前記プリプロセッサが前記暗号化されたコンテンツ・データに対してトランスコーディング処理をさらに施す請求項1に記載のシステム。
- 前記プリプロセッサが前記暗号化されたコンテンツ・データに対してトランスレーティング処理をさらに施す請求項1に記載のシステム。
- 前記プリプロセッサがオフラインで動作する請求項3に記載のシステム。
- サブスクリプション・サービスからのコンテンツ・データをポータブル・メディア・デバイスに受け渡す方法であって、
前記サブスクリプション・サービスからセットトップ・ボックス内への暗号化されたデータ信号を受信するステップと、
前記暗号化されたデータ信号を保存するステップと、
前記暗号化されたデータ信号の暗号化を解除するステップと、
前記暗号化が解除されたデータ信号を前処理してソフトウエア暗号化を施すステップと、を含む方法。 - 前処理の間に前記暗号化が解除されたデータ信号に対してトランスコーディング処理を施すステップをさらに含む請求項5に記載の方法。
- 前処理の間に前記暗号化が解除されたデータ信号に対してトランスレーティング処理を施すステップをさらに含む請求項5に記載の方法。
- 前記ポータブル・メディア・デバイス内で前記データ信号の暗号を解除するステップをさらに含む請求項5に記載の方法。
- サブスクリプション・サービスからのコンテンツ・データを受信するポータブル・メディア・デバイスであって、
セットトップ・ボックスから暗号化されたコンテンツ・データを受信する入力と、
前記コンテンツ・データを保存するストレージ媒体と、
前記コンテンツ・データの暗号化を解除する暗号化解除サブシステムと、を含むポータブル・メディア・デバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68069705P | 2005-05-13 | 2005-05-13 | |
PCT/US2006/018160 WO2006135516A2 (en) | 2005-05-13 | 2006-05-11 | Security and transcoding system for transfer of content to portable devices |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008546047A true JP2008546047A (ja) | 2008-12-18 |
Family
ID=37532766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008511335A Pending JP2008546047A (ja) | 2005-05-13 | 2006-05-11 | ポータブル・デバイスに対してコンテンツを転送するためのセキュリティおよびトランスコーディング・システム |
Country Status (7)
Country | Link |
---|---|
US (1) | US20090097643A1 (ja) |
EP (1) | EP1880548A4 (ja) |
JP (1) | JP2008546047A (ja) |
KR (1) | KR20080007584A (ja) |
CN (1) | CN101176344A (ja) |
MY (1) | MY143832A (ja) |
WO (1) | WO2006135516A2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101365090A (zh) * | 2007-07-30 | 2009-02-11 | 美国博通公司 | 提供视频数据的集成电路和提供音频数据的集成电路 |
US7961747B2 (en) * | 2007-07-30 | 2011-06-14 | Broadcom Corporation | Display device with conversion capability for portable media player |
US8136139B1 (en) * | 2008-04-10 | 2012-03-13 | Sprint Communications Company L.P. | Receiving over-the-air licenses to high-quality media content |
US8392959B2 (en) * | 2009-06-16 | 2013-03-05 | Comcast Cable Communications, Llc | Portable media asset |
US20120159146A1 (en) * | 2010-12-20 | 2012-06-21 | General Instrument Corporation | System and Method for Transcoding Content |
KR101110142B1 (ko) * | 2011-07-01 | 2012-01-31 | 이츠미디어(주) | 인증 시스템 |
KR101629274B1 (ko) * | 2012-07-10 | 2016-06-13 | 주식회사 케이티 | 콘텐츠 전송 장치 및 방법 |
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EP1494375A2 (en) * | 2003-06-30 | 2005-01-05 | Nokia Corporation | Content Transfer |
JP2005092830A (ja) * | 2003-08-14 | 2005-04-07 | Sony Corp | 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム |
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-
2006
- 2006-05-10 MY MYPI20062147A patent/MY143832A/en unknown
- 2006-05-11 JP JP2008511335A patent/JP2008546047A/ja active Pending
- 2006-05-11 US US11/920,037 patent/US20090097643A1/en not_active Abandoned
- 2006-05-11 WO PCT/US2006/018160 patent/WO2006135516A2/en active Application Filing
- 2006-05-11 KR KR1020077026220A patent/KR20080007584A/ko not_active Application Discontinuation
- 2006-05-11 CN CNA2006800163638A patent/CN101176344A/zh active Pending
- 2006-05-11 EP EP06784397A patent/EP1880548A4/en not_active Withdrawn
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JP2000267940A (ja) * | 1999-03-17 | 2000-09-29 | Lg Electronics Inc | デジタルファイルの暗号化装置及び暗号化方法とその記録媒体 |
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Also Published As
Publication number | Publication date |
---|---|
KR20080007584A (ko) | 2008-01-22 |
US20090097643A1 (en) | 2009-04-16 |
EP1880548A2 (en) | 2008-01-23 |
CN101176344A (zh) | 2008-05-07 |
WO2006135516B1 (en) | 2007-04-26 |
MY143832A (en) | 2011-07-15 |
EP1880548A4 (en) | 2009-08-12 |
WO2006135516A3 (en) | 2007-03-22 |
WO2006135516A2 (en) | 2006-12-21 |
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