CN100450176C - 用于流媒体的数字权利管理方法和客户设备 - Google Patents

用于流媒体的数字权利管理方法和客户设备 Download PDF

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Publication number
CN100450176C
CN100450176C CNB02828027XA CN02828027A CN100450176C CN 100450176 C CN100450176 C CN 100450176C CN B02828027X A CNB02828027X A CN B02828027XA CN 02828027 A CN02828027 A CN 02828027A CN 100450176 C CN100450176 C CN 100450176C
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China
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content
streaming media
description
streaming
rights
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CNB02828027XA
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Chinese (zh)
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CN1620810A (zh
Inventor
G·塞兰德
F·林霍尔姆
R·布洛姆
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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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
    • 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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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
    • H04N21/4405—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 decryption
    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
    • 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]
    • H04N21/60—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
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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
    • H04N21/643—Communication protocols
    • H04N21/6437—Real-time Transport Protocol [RTP]
    • 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
    • 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
    • H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Computer And Data Communications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CNB02828027XA 2001-12-11 2002-12-10 用于流媒体的数字权利管理方法和客户设备 Expired - Lifetime CN100450176C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33868601P 2001-12-11 2001-12-11
US60/338,686 2001-12-11

Publications (2)

Publication Number Publication Date
CN1620810A CN1620810A (zh) 2005-05-25
CN100450176C true CN100450176C (zh) 2009-01-07

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CNB02828027XA Expired - Lifetime CN100450176C (zh) 2001-12-11 2002-12-10 用于流媒体的数字权利管理方法和客户设备

Country Status (8)

Country Link
US (1) US20030131353A1 (https=)
EP (1) EP1454493B1 (https=)
JP (1) JP4472989B2 (https=)
CN (1) CN100450176C (https=)
AT (1) ATE443970T1 (https=)
AU (1) AU2002359118A1 (https=)
DE (1) DE60233822D1 (https=)
WO (1) WO2003055219A2 (https=)

Families Citing this family (126)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7549056B2 (en) * 1999-03-19 2009-06-16 Broadcom Corporation System and method for processing and protecting content
WO2001077826A2 (en) * 2000-04-08 2001-10-18 Sun Microsystems, Inc. Method and apparatus for handling events received at a server socket
CN100448194C (zh) * 2000-06-29 2008-12-31 松下电器产业株式会社 著作权保护装置以及方法
US7457414B1 (en) 2000-07-21 2008-11-25 The Directv Group, Inc. Super encrypted storage and retrieval of media programs with smartcard generated keys
US8140859B1 (en) 2000-07-21 2012-03-20 The Directv Group, Inc. Secure storage and replay of media programs using a hard-paired receiver and storage device
US20050210263A1 (en) * 2001-04-25 2005-09-22 Levas Robert G Electronic form routing and data capture system and method
US7409562B2 (en) * 2001-09-21 2008-08-05 The Directv Group, Inc. Method and apparatus for encrypting media programs for later purchase and viewing
US20050166223A1 (en) * 2002-04-17 2005-07-28 Koninklijke Philips Electronics N.V. Access allowance based on regions
WO2004006559A2 (en) 2002-07-09 2004-01-15 Kaleidescape, Inc. Secure presentation of encrypted digital content
US7233658B2 (en) * 2002-08-13 2007-06-19 At&T Knowledge Ventures, L.P. Flexible ring-tone service
DE10239062A1 (de) * 2002-08-26 2004-04-01 Siemens Ag Verfahren zum Übertragen von verschlüsselten Nutzdatenobjekten
US7089429B2 (en) * 2002-11-25 2006-08-08 Nokia Corporation Creation of local usage rights voucher
US20040143661A1 (en) * 2003-01-14 2004-07-22 Akio Higashi Content history log collecting system
WO2004070998A2 (en) 2003-01-31 2004-08-19 Kaleidescape, Inc. Recovering from de-synchronization attacks against watermarking and fingerprinting
US20040158704A1 (en) * 2003-02-12 2004-08-12 Avaya Technology Corp. Providing encrypted real time data transmissions on a network
EP1593047A4 (en) * 2003-02-13 2010-06-09 Nokia Corp METHOD OF SIGNALING STREAMING QUALITY ADAPTATION AND CONTROL MCHANISMS IN MULTIMEDIA STREAMING
US7370212B2 (en) 2003-02-25 2008-05-06 Microsoft Corporation Issuing a publisher use license off-line in a digital rights management (DRM) system
US7251832B2 (en) * 2003-03-13 2007-07-31 Drm Technologies, Llc Secure streaming container
US20050125405A1 (en) * 2003-04-18 2005-06-09 Kaleidescape, Inc. Distinct display of differentiated rights in property
US8572104B2 (en) * 2003-04-18 2013-10-29 Kaleidescape, Inc. Sales of collections excluding those already purchased
KR20060009270A (ko) * 2003-04-24 2006-01-31 코닌클리케 필립스 일렉트로닉스 엔.브이. 콘텐트의 피어 투 피어 전송
US7586938B2 (en) 2003-10-24 2009-09-08 Microsoft Corporation Methods and systems for self-describing multicasting of multimedia presentations
US7792517B2 (en) * 2003-06-10 2010-09-07 Motorola, Inc. Digital content acquisition and distribution in digitial rights management enabled communications devices and methods
US7483532B2 (en) * 2003-07-03 2009-01-27 Microsoft Corporation RTP payload format
US7382879B1 (en) * 2003-07-23 2008-06-03 Sprint Communications Company, L.P. Digital rights management negotiation for streaming media over a network
US20050066048A1 (en) * 2003-08-22 2005-03-24 Bruce Young Web-based music distribution system and method therefor
BRPI0406609A (pt) * 2003-10-24 2005-12-06 Microsoft Corp Incorporação de uma mensagem de decodificação de sessão em uma mensagem de protocolo de controle em tempo real (rtcp)
US20050097052A1 (en) * 2003-10-31 2005-05-05 Nokia Corporation Distribution of media objects
JPWO2005071960A1 (ja) * 2003-12-01 2007-12-27 松下電器産業株式会社 ストリーミング・システム
US7668866B2 (en) 2003-12-02 2010-02-23 Panasonic Corporation Method and apparatus for distributing AV content in a downloadable file format
US20050198376A1 (en) * 2004-01-02 2005-09-08 Kotzin Michael D. Method and apparatus for data transfer
US7308101B2 (en) * 2004-01-22 2007-12-11 Cisco Technology, Inc. Method and apparatus for transporting encrypted media streams over a wide area network
US7616741B2 (en) * 2004-02-06 2009-11-10 At&T Intellectual Property I, L.P. System and method for facilitating a custom ring in connection with a call
US9219729B2 (en) 2004-05-19 2015-12-22 Philip Drope Multimedia network system with content importation, content exportation, and integrated content management
US7827175B2 (en) * 2004-06-10 2010-11-02 International Business Machines Corporation Framework reactive search facility
US9626437B2 (en) * 2004-06-10 2017-04-18 International Business Machines Corporation Search scheduling and delivery tool for scheduling a search using a search framework profile
US7836411B2 (en) * 2004-06-10 2010-11-16 International Business Machines Corporation Search framework metadata
KR100662336B1 (ko) * 2004-06-21 2007-01-02 엘지전자 주식회사 컨텐츠 다운로드 방법 및 그를 수행하기 위한 시스템
JP2006039791A (ja) * 2004-07-26 2006-02-09 Matsushita Electric Ind Co Ltd 伝送履歴依存処理装置
CN101015165B (zh) 2004-08-26 2010-05-05 富士通株式会社 内容管理方法及装置
BRPI0515038A (pt) * 2004-09-10 2008-07-01 Koninkl Philips Electronics Nv métodos de associar conteúdo de dados com objetos de direitos em um sistema de comunicação e de prover acesso condicional, sistema para implementar um método, dispositivo receptor de fluxo para obter acesso condicional a um fluxo de dados criptografados, produto de programa de computador, e, dados de saìda para transmissão gerada por um método
US7620185B2 (en) * 2004-09-15 2009-11-17 Nokia Corporation Preview of payable broadcasts
US20060104600A1 (en) 2004-11-12 2006-05-18 Sfx Entertainment, Inc. Live concert/event video system and method
US7607176B2 (en) * 2004-11-12 2009-10-20 International Business Machines Corporation Trainable rule-based computer file usage auditing system
US8037036B2 (en) * 2004-11-17 2011-10-11 Steven Blumenau Systems and methods for defining digital asset tag attributes
CN100452698C (zh) * 2004-12-13 2009-01-14 清华大学 一种带权利要求说明的数字内容打包方法
SG125139A1 (en) * 2005-02-14 2006-09-29 William Mutual A system for managing bandwidth
US20060205449A1 (en) * 2005-03-08 2006-09-14 Broadcom Corporation Mechanism for improved interoperability when content protection is used with an audio stream
US8438645B2 (en) 2005-04-27 2013-05-07 Microsoft Corporation Secure clock with grace periods
US8725646B2 (en) 2005-04-15 2014-05-13 Microsoft Corporation Output protection levels
US9225698B2 (en) * 2005-05-12 2015-12-29 Nokia Technologies Oy Fine grain rights management of streaming content
US20060265758A1 (en) 2005-05-20 2006-11-23 Microsoft Corporation Extensible media rights
US7684566B2 (en) 2005-05-27 2010-03-23 Microsoft Corporation Encryption scheme for streamed multimedia content protected by rights management system
US7769880B2 (en) * 2005-07-07 2010-08-03 Microsoft Corporation Carrying protected content using a control protocol for streaming and a transport protocol
US7561696B2 (en) * 2005-07-12 2009-07-14 Microsoft Corporation Delivering policy updates for protected content
CN100384160C (zh) * 2005-07-14 2008-04-23 华为技术有限公司 监听视频呼叫的方法和装置
US8321690B2 (en) * 2005-08-11 2012-11-27 Microsoft Corporation Protecting digital media of various content types
US7634816B2 (en) 2005-08-11 2009-12-15 Microsoft Corporation Revocation information management
US9325944B2 (en) 2005-08-11 2016-04-26 The Directv Group, Inc. Secure delivery of program content via a removable storage medium
JP2007058414A (ja) * 2005-08-23 2007-03-08 Hitachi Ltd 計算機のログ管理プログラム、そのログ管理方法、及び計算機システム
EP1934878A2 (en) * 2005-09-08 2008-06-25 SanDisk Corporation Mobile memory system for secure storage and delivery of media content
CN100373853C (zh) * 2005-10-10 2008-03-05 中兴通讯股份有限公司 一种流媒体服务请求认证方法和系统
US8306918B2 (en) 2005-10-11 2012-11-06 Apple Inc. Use of media storage structure with multiple pieces of content in a content-distribution system
US7995756B1 (en) * 2005-10-12 2011-08-09 Sprint Communications Company L.P. Mobile device playback and control of media content from a personal media host device
US7720096B2 (en) * 2005-10-13 2010-05-18 Microsoft Corporation RTP payload format for VC-1
US8953771B2 (en) * 2005-11-07 2015-02-10 Cisco Technology, Inc. Method and apparatus to provide cryptographic identity assertion for the PSTN
US20070113288A1 (en) * 2005-11-17 2007-05-17 Steven Blumenau Systems and Methods for Digital Asset Policy Reconciliation
US7941126B2 (en) * 2005-12-16 2011-05-10 At&T Intellectual Property I, L.P. Methods, systems, and computer program products for delivering ring tones on a communication network by associating ring tones with media files
US20070168534A1 (en) * 2005-12-16 2007-07-19 Nokia Corp. Codec and session parameter change
FR2895630A1 (fr) * 2005-12-23 2007-06-29 Emmanuel Henri Guiton Syteme securise et automatise de distribution, de programmation et de lecture de contenus audiovisuels numeriques
FR2895633B1 (fr) * 2005-12-23 2008-07-11 Elodig Distribution de contenus audiovisuels numeriques par un reseau de telecommunications
CN1859526B (zh) * 2006-01-04 2010-10-27 华为技术有限公司 实现流媒体模拟直播的方法及流媒体服务器和内容管理系统
CN100442846C (zh) * 2006-01-16 2008-12-10 北京北方烽火科技有限公司 一种利用smil技术与移动流媒体技术的移动多点监视方法
KR100791291B1 (ko) * 2006-02-10 2008-01-04 삼성전자주식회사 디바이스에서 ｄｒｍ 컨텐츠를 로밍하여 사용하는 방법 및장치
US7761816B2 (en) * 2006-02-10 2010-07-20 Vringo, Inc. Personalization content sharing system and method
US8041401B2 (en) * 2006-02-10 2011-10-18 Vringo Inc. Personalization content sharing system and method
JP2009530700A (ja) * 2006-03-15 2009-08-27 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ サーバから医療データを取得するためのデジタル権利管理
KR100925731B1 (ko) * 2006-04-05 2009-11-10 엘지전자 주식회사 디지털 저작권 관리에서의 사용권리 전달 방법 및 장치
KR100848128B1 (ko) * 2006-04-24 2008-07-24 한국전자통신연구원 실시간 스트리밍 프로토콜을 이용한 프로그래시브 스트리밍방법
US8224751B2 (en) 2006-05-03 2012-07-17 Apple Inc. Device-independent management of cryptographic information
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US20100161427A1 (en) * 2006-06-07 2010-06-24 Chong Ng Preview My Photo Processing System (PMPPS)
US20080162650A1 (en) * 2006-06-28 2008-07-03 Jonathan William Medved User-chosen media content
US8903916B2 (en) * 2006-07-05 2014-12-02 International Business Machines Corporation Method, system, and computer-readable medium to render repeatable data objects streamed over a network
US20090061775A1 (en) * 2006-07-05 2009-03-05 Warren Robert W Systems and methods for multiport communication distribution
WO2008007364A2 (en) * 2006-07-10 2008-01-17 Vringo, Inc. Pushed media content delivery
US20080064378A1 (en) * 2006-09-11 2008-03-13 Ariel Yehoshua Kahan Media playing on another device
EP1921577A1 (en) * 2006-11-10 2008-05-14 Yamaha Corporation Social networking system
JP5200392B2 (ja) * 2007-02-28 2013-06-05 ヤマハ株式会社 コンテンツ提供サーバ及びそのプログラム
US9172710B2 (en) * 2007-02-05 2015-10-27 Broadcom Corporation Media transport protocol extensions for system integrity and robustness, and applications thereof
US20080259211A1 (en) * 2007-04-23 2008-10-23 Nokia Corporation Using Subtitles for Other Purposes
US8752191B2 (en) * 2007-05-16 2014-06-10 Broadcom Corporation Generic digital rights management framework, and applications thereof
US8832467B2 (en) * 2007-05-16 2014-09-09 Broadcom Corporation Digital rights management metafile, management protocol and applications thereof
US8347098B2 (en) * 2007-05-22 2013-01-01 Apple Inc. Media storage structures for storing content, devices for using such structures, systems for distributing such structures
US9311492B2 (en) 2007-05-22 2016-04-12 Apple Inc. Media storage structures for storing content, devices for using such structures, systems for distributing such structures
US20090013174A1 (en) * 2007-07-04 2009-01-08 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for handling digital rights management
US7877087B2 (en) * 2007-07-25 2011-01-25 Sony Ericsson Mobile Communications Ab Methods of remotely updating lists in mobile terminals and related systems and computer program products
US8286212B2 (en) * 2007-08-17 2012-10-09 Microsoft Corporation On-demand asset distribution
JP5194673B2 (ja) 2007-09-26 2013-05-08 株式会社日立製作所 携帯端末、及び情報の送受信方法
US8301570B2 (en) * 2007-10-29 2012-10-30 Infosys Technologies Limited Method and system for data security in an IMS network
US7979557B2 (en) * 2008-04-11 2011-07-12 Mobitv, Inc. Fast setup response prediction
US20090290024A1 (en) * 2008-05-21 2009-11-26 Larson Bradley R Providing live event media content to spectators
US10007668B2 (en) * 2008-08-01 2018-06-26 Vantrix Corporation Method and system for triggering ingestion of remote content by a streaming server using uniform resource locator folder mapping
EP2180653A1 (en) * 2008-10-27 2010-04-28 TouchDiva Corp. Ltd. System and method for providing media content on demand via a network
US9135584B2 (en) 2009-02-28 2015-09-15 International Business Machines Corporation Method and apparatus to model content state and access control in backend-systems and business processes
US20100269179A1 (en) * 2009-04-16 2010-10-21 Comcast Cable Communications, Llc Security Client Translation System and Method
EP2441259B1 (en) * 2009-06-08 2017-09-27 NDS Limited Secure association of metadata with content
WO2011020088A1 (en) 2009-08-14 2011-02-17 Azuki Systems, Inc. Method and system for unified mobile content protection
EP2296338A1 (en) * 2009-09-11 2011-03-16 Gemalto SA Method of protecting access to data on a network
US8719910B2 (en) * 2010-09-29 2014-05-06 Verizon Patent And Licensing Inc. Video broadcasting to mobile communication devices
US9646141B2 (en) 2011-06-22 2017-05-09 Netflix, Inc. Fast start of streaming digital media playback with deferred license retrieval
US10694258B2 (en) 2011-12-14 2020-06-23 Netflix, Inc. Startup times of streaming digital media playback
US20130166652A1 (en) * 2011-12-22 2013-06-27 David P. Conway Sending snippets of media content to a computing device
US20130239221A1 (en) * 2012-03-12 2013-09-12 Crackle, Inc. Rights management module
US11349699B2 (en) * 2012-08-14 2022-05-31 Netflix, Inc. Speculative pre-authorization of encrypted data streams
US8972750B2 (en) * 2012-12-19 2015-03-03 Adobe Systems Incorporated Method and apparatus for securing transfer of secure content to a destination
US10397626B2 (en) * 2013-03-15 2019-08-27 Ipar, Llc Systems and methods for providing access to rights holder defined video clips
US20160308839A1 (en) * 2013-06-14 2016-10-20 Richard Chuang Piracy prevention and usage control system using access-controlled encrypted data containers
US9239933B2 (en) * 2013-06-14 2016-01-19 Richard Chuang Piracy prevention and usage control system using access-controlled encrypted data containers
US10616227B2 (en) * 2015-06-30 2020-04-07 Home Box Office, Inc. Content rights headers
FR3038415B1 (fr) * 2015-07-01 2017-08-11 Viaccess Sa Procede de fourniture d’un contenu multimedia protege
US10326702B2 (en) * 2015-09-17 2019-06-18 Facebook, Inc. Data service levels
US10742696B2 (en) 2018-02-28 2020-08-11 Sling Media Pvt. Ltd. Relaying media content via a relay server system without decryption
US10785192B2 (en) 2018-02-28 2020-09-22 Sling Media Pvt. Ltd. Methods and systems for secure DNS routing
US11151229B1 (en) 2020-04-10 2021-10-19 Avila Technology, LLC Secure messaging service with digital rights management using blockchain technology
US10873852B1 (en) 2020-04-10 2020-12-22 Avila Technology, LLC POOFster: a secure mobile text message and object sharing application, system, and method for same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000048375A1 (en) * 1999-02-11 2000-08-17 Loudeye Technologies, Inc. Media distribution system
CN1301459A (zh) * 1998-03-16 2001-06-27 联信技术公司 用于连续控制和保护媒体内容的方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6275471B1 (en) * 1998-05-12 2001-08-14 Panasonic Technologies, Inc. Method for reliable real-time multimedia streaming
AU5879800A (en) * 1999-06-18 2001-01-09 Trustees Of Columbia University In The City Of New York, The System and method for receiving over a network a broadcast from a broadcast source
GB0008383D0 (en) * 2000-04-05 2000-05-24 Sontora Limited System and method for providing an internet audio stream to a wap mobile telephone or the like over a computer nrework
US20020054090A1 (en) * 2000-09-01 2002-05-09 Silva Juliana Freire Method and apparatus for creating and providing personalized access to web content and services from terminals having diverse capabilities
US20020116517A1 (en) * 2001-01-17 2002-08-22 Hudson Michael D. Virtual program streaming multi-media system
US7054949B2 (en) * 2001-01-19 2006-05-30 World Streaming Network, Inc. System and method for streaming media
US7076067B2 (en) * 2001-02-21 2006-07-11 Rpk New Zealand Limited Encrypted media key management
AU2002247257A1 (en) * 2001-03-02 2002-09-19 Kasenna, Inc. Metadata enabled push-pull model for efficient low-latency video-content distribution over a network
US7089309B2 (en) * 2001-03-21 2006-08-08 Theplatform For Media, Inc. Method and system for managing and distributing digital media
US7693508B2 (en) * 2001-03-28 2010-04-06 Qualcomm Incorporated Method and apparatus for broadcast signaling in a wireless communication system
US20020146237A1 (en) * 2001-04-06 2002-10-10 General Instrument Corporation Portable content by way of a set-top device/home-gateway
US20030037070A1 (en) * 2001-07-31 2003-02-20 Firstlook.Com. Streaming media security system
US20050021467A1 (en) * 2001-09-07 2005-01-27 Robert Franzdonk Distributed digital rights network (drn), and methods to access operate and implement the same
US7237108B2 (en) * 2001-09-26 2007-06-26 General Instrument Corporation Encryption of streaming control protocols and their headers
US8001187B2 (en) * 2003-07-01 2011-08-16 Apple Inc. Peer-to-peer active content sharing
US7925973B2 (en) * 2005-08-12 2011-04-12 Brightcove, Inc. Distribution of content

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1301459A (zh) * 1998-03-16 2001-06-27 联信技术公司 用于连续控制和保护媒体内容的方法和装置
WO2000048375A1 (en) * 1999-02-11 2000-08-17 Loudeye Technologies, Inc. Media distribution system

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WO2003055219A3 (en) 2003-11-20
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EP1454493A2 (en) 2004-09-08
JP2005513664A (ja) 2005-05-12
WO2003055219A2 (en) 2003-07-03
AU2002359118A1 (en) 2003-07-09
JP4472989B2 (ja) 2010-06-02
US20030131353A1 (en) 2003-07-10
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ATE443970T1 (de) 2009-10-15
AU2002359118A8 (en) 2003-07-09

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