WO1999007145A8 - Verification of the source of program of information in a conditional access system - Google Patents
Verification of the source of program of information in a conditional access systemInfo
- Publication number
- WO1999007145A8 WO1999007145A8 PCT/US1998/015753 US9815753W WO9907145A8 WO 1999007145 A8 WO1999007145 A8 WO 1999007145A8 US 9815753 W US9815753 W US 9815753W WO 9907145 A8 WO9907145 A8 WO 9907145A8
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- instances
- conditional access
- cable television
- television system
- service
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04L63/04—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
- H04L63/0442—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 wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
-
- 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
- H04L63/045—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 wherein the sending and receiving network entities apply hybrid encryption, i.e. combination of symmetric and asymmetric encryption
-
- 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
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
-
- 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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/226—Characteristics of the server or Internal components of the server
- H04N21/2265—Server identification by a unique number or address, e.g. serial number
-
- 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
- H04N21/26606—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 entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
-
- 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
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- 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, rendering scenes according to MPEG-4 scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 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
- H04N21/45—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
- H04N21/4508—Management of client data or end-user data
- H04N21/4524—Management of client data or end-user 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]
- H04N21/60—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
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
- H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
-
- 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)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR9815610-1A BR9815610A (en) | 1997-08-01 | 1998-07-31 | Verification of program information source in conditional access system |
DE69802296T DE69802296T2 (en) | 1997-08-01 | 1998-07-31 | PROGRAM INFORMATION SOURCE CHECKING IN CONDITIONAL ACCESS SYSTEMS |
AU86705/98A AU8670598A (en) | 1997-08-01 | 1998-07-31 | Verification of the source of program of information in a conditional access system |
EP98938104A EP1010323B1 (en) | 1997-08-01 | 1998-07-31 | Verification of the source of program of information in a conditional access system |
JP2000505739A JP2001513587A (en) | 1997-07-31 | 1998-07-31 | Verification of source of information program in conditional access system |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5457597P | 1997-08-01 | 1997-08-01 | |
US09/126,795 US6105134A (en) | 1995-04-03 | 1998-07-31 | Verification of the source of program information in a conditional access system |
US60/054,575 | 1998-07-31 | ||
US09/126,795 | 1998-07-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO1999007145A1 WO1999007145A1 (en) | 1999-02-11 |
WO1999007145A8 true WO1999007145A8 (en) | 1999-04-01 |
WO1999007145A9 WO1999007145A9 (en) | 1999-10-07 |
Family
ID=26733211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/015753 WO1999007145A1 (en) | 1997-07-31 | 1998-07-31 | Verification of the source of program of information in a conditional access system |
Country Status (5)
Country | Link |
---|---|
US (1) | US6105134A (en) |
EP (1) | EP1010323B1 (en) |
JP (1) | JP2001513587A (en) |
BR (1) | BR9815610A (en) |
WO (1) | WO1999007145A1 (en) |
Families Citing this family (200)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6937729B2 (en) * | 1995-04-03 | 2005-08-30 | Scientific-Atlanta, Inc. | Representing entitlements to service in a conditional access system |
US6252964B1 (en) * | 1995-04-03 | 2001-06-26 | Scientific-Atlanta, Inc. | Authorization of services in a conditional access system |
US20040136532A1 (en) * | 1995-04-03 | 2004-07-15 | Pinder Howard G. | Partial dual-encrypted stream utilizing program map tables |
US6246767B1 (en) | 1995-04-03 | 2001-06-12 | Scientific-Atlanta, Inc. | Source authentication of download information in a conditional access system |
US7224798B2 (en) | 1995-04-03 | 2007-05-29 | Scientific-Atlanta, Inc. | Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system |
US8548166B2 (en) | 1995-04-03 | 2013-10-01 | Anthony J. Wasilewski | Method for partially encrypting program data |
US6772435B1 (en) * | 1996-04-15 | 2004-08-03 | Nds Limited | Digital video broadcast system |
FR2752655B1 (en) * | 1996-08-20 | 1998-09-18 | France Telecom | METHOD AND EQUIPMENT FOR ALLOCATING A COMPLEMENTARY CONDITIONAL ACCESS TO A TELEVISION PROGRAM ALREADY WITH CONDITIONAL ACCESS |
US7131133B1 (en) * | 1996-09-18 | 2006-10-31 | Kabushiki Kaisha Toshiba | Access control method and information utilization apparatus |
EP0988754B1 (en) * | 1997-06-06 | 2004-12-22 | Thomson Multimedia Inc. | Global conditional access system for broadcast services |
JPH1155201A (en) | 1997-07-29 | 1999-02-26 | Sony Corp | Device, method and system for information processing and transmitting medium |
US7515712B2 (en) * | 1997-08-01 | 2009-04-07 | Cisco Technology, Inc. | Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system |
US6272546B1 (en) | 1998-03-12 | 2001-08-07 | Sony Corporation | Method of and apparatus for managing resource allocation and bandwidth overflow in a cooperative, distributed computing environment |
WO1999050992A1 (en) * | 1998-04-01 | 1999-10-07 | Matsushita Electric Industrial Co., Ltd. | Data transmitting/receiving method, data transmitter, data receiver, data transmitting/receiving system, av content transmitting method, av content receiving method, av content transmitter, av content receiver, and program recording medium |
US6986062B2 (en) * | 1998-04-09 | 2006-01-10 | Microsoft Corporation | Set top box object security system |
US6745245B1 (en) * | 1998-04-09 | 2004-06-01 | Webtv Networks, Inc. | Managing access to set-top box objects using television conditional access system |
US6965999B2 (en) * | 1998-05-01 | 2005-11-15 | Microsoft Corporation | Intelligent trust management method and system |
US8584255B2 (en) * | 1999-05-05 | 2013-11-12 | Sony United Kingdom Limited | Networked conditional access module |
US6510515B1 (en) * | 1998-06-15 | 2003-01-21 | Telefonaktlebolaget Lm Ericsson | Broadcast service access control |
US6256393B1 (en) * | 1998-06-23 | 2001-07-03 | General Instrument Corporation | Authorization and access control of software object residing in set-top terminals |
US6269446B1 (en) * | 1998-06-26 | 2001-07-31 | Canon Kabushiki Kaisha | Authenticating images from digital cameras |
KR100484209B1 (en) * | 1998-09-24 | 2005-09-30 | 삼성전자주식회사 | Digital Content Encryption / Decryption Device and Method |
US6256733B1 (en) * | 1998-10-08 | 2001-07-03 | Entrust Technologies Limited | Access and storage of secure group communication cryptographic keys |
US6266420B1 (en) * | 1998-10-08 | 2001-07-24 | Entrust Technologies Limited | Method and apparatus for secure group communications |
WO2000025517A1 (en) * | 1998-10-27 | 2000-05-04 | Koninklijke Philips Electronics N.V. | Broadcast network with interactive services |
US7305695B1 (en) * | 1999-01-20 | 2007-12-04 | Intel Corporation | System for providing video on demand with pause feature |
JP2000339345A (en) * | 1999-03-25 | 2000-12-08 | Sony Corp | Retrieval system, retrieval device, retrieval method, input device and input method |
US7730300B2 (en) | 1999-03-30 | 2010-06-01 | Sony Corporation | Method and apparatus for protecting the transfer of data |
US6697489B1 (en) | 1999-03-30 | 2004-02-24 | Sony Corporation | Method and apparatus for securing control words |
US6718374B1 (en) * | 1999-04-21 | 2004-04-06 | General Instrument Corporation | Method and system for identifying and downloading appropriate software or formware specific to a particular model of set-top box in a cable television system |
US7454018B1 (en) * | 1999-05-20 | 2008-11-18 | Lenovo (Singapore) Pte. Ltd. | Transfer of DVD decode key on a window by window basis to an attached device |
US7607022B1 (en) * | 1999-06-11 | 2009-10-20 | General Instrument Corporation | Configurable encryption/decryption for multiple services support |
US7581110B1 (en) * | 1999-08-25 | 2009-08-25 | Nokia Corporation | Key distribution for encrypted broadcast data using minimal system bandwidth |
US20010036271A1 (en) * | 1999-09-13 | 2001-11-01 | Javed Shoeb M. | System and method for securely distributing digital content for short term use |
JP2001125908A (en) | 1999-10-26 | 2001-05-11 | Sony Corp | Input device and method |
US6912513B1 (en) | 1999-10-29 | 2005-06-28 | Sony Corporation | Copy-protecting management using a user scrambling key |
US7039614B1 (en) * | 1999-11-09 | 2006-05-02 | Sony Corporation | Method for simulcrypting scrambled data to a plurality of conditional access devices |
US20010013121A1 (en) * | 1999-11-12 | 2001-08-09 | Kimball Bridget D. | Authorization conditioned object message download |
US6842863B1 (en) | 1999-11-23 | 2005-01-11 | Microsoft Corporation | Certificate reissuance for checking the status of a certificate in financial transactions |
US20020114465A1 (en) * | 2000-01-05 | 2002-08-22 | Shen-Orr D. Chaim | Digital content delivery system and method |
JP2001274785A (en) * | 2000-01-19 | 2001-10-05 | Victor Co Of Japan Ltd | Contents information decoding method and contents information decoder |
JP2001274786A (en) * | 2000-01-21 | 2001-10-05 | Victor Co Of Japan Ltd | Contents information transmission method, contents information recording method, contents information transmitter, contents information recorder, transmission medium and recording medium |
US6701528B1 (en) | 2000-01-26 | 2004-03-02 | Hughes Electronics Corporation | Virtual video on demand using multiple encrypted video segments |
KR100740739B1 (en) * | 2000-01-28 | 2007-07-19 | 나그라카드 에스.에이. | Method and system for transmission of decrypting information |
US20010014155A1 (en) * | 2000-02-16 | 2001-08-16 | Takayuki Sugahara | Method and apparatus for decrypting contents information |
US6965992B1 (en) * | 2000-02-24 | 2005-11-15 | 3Com Corporation | Method and system for network security capable of doing stronger encryption with authorized devices |
US7590240B2 (en) * | 2001-03-02 | 2009-09-15 | Tivo Inc. | Conditional access system and method prevention of replay attacks |
US20020002706A1 (en) * | 2000-05-26 | 2002-01-03 | Sprunk Eric J. | Authentication and authorization epochs |
US6898285B1 (en) * | 2000-06-02 | 2005-05-24 | General Instrument Corporation | System to deliver encrypted access control information to support interoperability between digital information processing/control equipment |
US8082572B1 (en) | 2000-06-08 | 2011-12-20 | The Directv Group, Inc. | Method and apparatus for transmitting, receiving, and utilizing audio/visual signals and other information |
WO2001097439A1 (en) * | 2000-06-14 | 2001-12-20 | Commercial Electronics Llc | A method and system for viewer identification and data collection verification |
US6625612B1 (en) * | 2000-06-14 | 2003-09-23 | Ezchip Technologies Ltd. | Deterministic search algorithm |
WO2001098903A1 (en) * | 2000-06-16 | 2001-12-27 | Entriq Limited BVI Abbot Building | Methods and systems to distribute content via a network utilizing distributed conditional access agents and secure agents, and to perform digital rights management (drm) |
US20030206631A1 (en) * | 2000-06-22 | 2003-11-06 | Candelore Brant L. | Method and apparatus for scrambling program data for furture viewing |
FR2811505B1 (en) * | 2000-07-06 | 2002-12-06 | At Sky | ONLINE AND OFFLINE DIGITAL DATA ACCESS CONTROL SYSTEM USING SOFTWARE KEY SERVER |
BR0112510A (en) * | 2000-07-14 | 2003-09-02 | Irdeto Access Bv | Secure Packet-Based Data Broadcast Architecture |
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 |
US7139270B1 (en) * | 2000-08-22 | 2006-11-21 | Lucent Technologies Inc. | Systems and method for transporting multiple protocol formats in a lightwave communication network |
US7299255B2 (en) * | 2000-09-26 | 2007-11-20 | I2 Technologies Us, Inc. | System and method for migrating data in an electronic commerce system |
US7590558B2 (en) * | 2000-09-26 | 2009-09-15 | I2 Technologies Us, Inc. | System and method for facilitating electronic commerce transactions |
US20020116637A1 (en) * | 2000-12-21 | 2002-08-22 | General Electric Company | Gateway for securely connecting arbitrary devices and service providers |
US7036144B2 (en) * | 2000-12-21 | 2006-04-25 | Jon Ryan Welcher | Selective prevention of undesired communications within a computer network |
US6725459B2 (en) * | 2001-02-09 | 2004-04-20 | Scientific-Atlanta, Inc. | Descrambling device for use in a conditional access system |
DE10110049A1 (en) * | 2001-03-02 | 2002-09-05 | Bosch Gmbh Robert | Encryption of program data for use in control devices or controllers, involves using decryption key within the control device, to reduce the amount of data to transfer |
US8121296B2 (en) | 2001-03-28 | 2012-02-21 | Qualcomm Incorporated | Method and apparatus for security in a data processing system |
US8077679B2 (en) | 2001-03-28 | 2011-12-13 | Qualcomm Incorporated | Method and apparatus for providing protocol options in a wireless communication system |
FR2823039B1 (en) * | 2001-03-30 | 2003-08-01 | Canal Plus Technologies | SYSTEM AND METHOD FOR TRANSMITTING ENCRYPTED INFORMATION WITH ENCRYPTED KEY |
US6983276B2 (en) * | 2001-05-15 | 2006-01-03 | I2 Technologies Us, Inc. | Facilitating electronic commerce transactions using buyer profiles |
US7349868B2 (en) | 2001-05-15 | 2008-03-25 | I2 Technologies Us, Inc. | Pre-qualifying sellers during the matching phase of an electronic commerce transaction |
US7475030B1 (en) | 2001-05-16 | 2009-01-06 | I2 Technologies Us, Inc. | Facilitating electronic commerce transactions using a shared product data repository |
US7725401B2 (en) | 2001-05-31 | 2010-05-25 | Contentguard Holdings, Inc. | Method and apparatus for establishing usage rights for digital content to be created in the future |
US6876984B2 (en) | 2001-05-31 | 2005-04-05 | Contentguard Holdings, Inc. | Method and apparatus for establishing usage rights for digital content to be created in the future |
US8099364B2 (en) * | 2001-05-31 | 2012-01-17 | Contentguard Holdings, Inc. | Digital rights management of content when content is a future live event |
US8275716B2 (en) | 2001-05-31 | 2012-09-25 | Contentguard Holdings, Inc. | Method and system for subscription digital rights management |
US7171389B2 (en) * | 2001-06-01 | 2007-01-30 | Landnet Corporation | Identification, storage and display of land data on a website |
US7054741B2 (en) * | 2002-02-11 | 2006-05-30 | Landnet Corporation | Land software tool |
US20070226004A1 (en) * | 2001-06-01 | 2007-09-27 | Landnet Corporation | Identification, storage and display of land data on a website |
US20060197763A1 (en) * | 2002-02-11 | 2006-09-07 | Landnet Corporation | Document geospatial shape tagging, searching, archiving, and retrieval software |
US7895616B2 (en) | 2001-06-06 | 2011-02-22 | Sony Corporation | Reconstitution of program streams split across multiple packet identifiers |
US7747853B2 (en) | 2001-06-06 | 2010-06-29 | Sony Corporation | IP delivery of secure digital content |
US7127619B2 (en) | 2001-06-06 | 2006-10-24 | Sony Corporation | Decoding and decryption of partially encrypted information |
KR100867033B1 (en) * | 2001-06-08 | 2008-11-04 | 이르데토 아인드호벤 비.브이. | Device and method for selectively supplying access to a service encrypted using a control word, and smart card |
FR2825877B1 (en) * | 2001-06-12 | 2003-09-19 | Canal Plus Technologies | METHOD FOR CONTROLLING ACCESS TO AN ENCRYPTED PROGRAM |
US7263515B1 (en) | 2001-06-18 | 2007-08-28 | I2 Technologies Us, Inc. | Content enhancement in an electronic marketplace |
US7127416B1 (en) | 2001-06-18 | 2006-10-24 | I2 Technologies Us, Inc. | Distributed processing of sorted search results in an electronic commerce system and method |
EP1271951A1 (en) * | 2001-06-22 | 2003-01-02 | Octalis S.A. | Conditional access system for digital data by key decryption and re-encryption |
US7330829B1 (en) | 2001-06-26 | 2008-02-12 | I2 Technologies Us, Inc. | Providing market feedback associated with electronic commerce transactions to sellers |
US8086643B1 (en) | 2001-06-28 | 2011-12-27 | Jda Software Group, Inc. | Translation between product classification schemas |
US7809672B1 (en) | 2001-06-28 | 2010-10-05 | I2 Technologies Us, Inc. | Association of data with a product classification schema |
US7346560B1 (en) | 2001-06-29 | 2008-03-18 | I2 Technologies Us, Inc. | Protecting content from unauthorized reproduction |
US7162453B1 (en) | 2001-06-29 | 2007-01-09 | I2 Technologies Us, Inc. | Protecting content from unauthorized reproduction |
US7283526B2 (en) * | 2001-07-19 | 2007-10-16 | International Business Machines Corporation | Method and system for providing a symmetric key for more efficient session identification |
US7185362B2 (en) * | 2001-08-20 | 2007-02-27 | Qualcomm, Incorporated | Method and apparatus for security in a data processing system |
US7797552B2 (en) | 2001-09-21 | 2010-09-14 | The Directv Group, Inc. | Method and apparatus for controlling paired operation of a conditional access module and an integrated receiver and decoder |
US7409562B2 (en) * | 2001-09-21 | 2008-08-05 | The Directv Group, Inc. | Method and apparatus for encrypting media programs for later purchase and viewing |
US7352868B2 (en) | 2001-10-09 | 2008-04-01 | Philip Hawkes | Method and apparatus for security in a data processing system |
US7649829B2 (en) | 2001-10-12 | 2010-01-19 | Qualcomm Incorporated | Method and system for reduction of decoding complexity in a communication system |
JP2003122442A (en) * | 2001-10-16 | 2003-04-25 | Sony Corp | Wireless data communications method and apparatus for software download system |
FR2831737B1 (en) * | 2001-10-29 | 2003-12-26 | France Telecom | TRANSMISSION METHOD AND SYSTEM WITH CONTROLLING ACCESS OF DIGITAL DIGITAL DATA IN A DATA EXCHANGE NETWORK |
US7376625B2 (en) * | 2001-11-15 | 2008-05-20 | Nokia Corporation | System and method for activating individualized software modules in a digital broadcast environment |
US8312265B2 (en) * | 2001-12-11 | 2012-11-13 | Pinder Howard G | Encrypting received content |
EP1320006A1 (en) * | 2001-12-12 | 2003-06-18 | Canal+ Technologies Société Anonyme | Processing data |
US20030200548A1 (en) * | 2001-12-27 | 2003-10-23 | Paul Baran | Method and apparatus for viewer control of digital TV program start time |
US7823174B2 (en) | 2002-01-02 | 2010-10-26 | Sony Corporation | Macro-block based content replacement by PID mapping |
US7765567B2 (en) | 2002-01-02 | 2010-07-27 | Sony Corporation | Content replacement by PID mapping |
AU2003208528A1 (en) * | 2002-03-19 | 2003-09-29 | Koninklijke Philips Electronics N.V. | Conditional access control |
US7412424B1 (en) * | 2002-03-19 | 2008-08-12 | I2 Technologies Us, Inc. | Third party certification of content in electronic commerce transactions |
US7627753B2 (en) * | 2002-03-19 | 2009-12-01 | Microsoft Corporation | Secure digital data format and code enforced policy |
DE10216384A1 (en) * | 2002-04-12 | 2003-10-30 | Scm Microsystems Gmbh | Access control network |
US7861082B2 (en) | 2002-05-24 | 2010-12-28 | Pinder Howard G | Validating client-receivers |
US7181010B2 (en) * | 2002-05-24 | 2007-02-20 | Scientific-Atlanta, Inc. | Apparatus for entitling remote client devices |
US6664198B1 (en) * | 2002-07-03 | 2003-12-16 | Micron Technology, Inc. | Method of forming a silicon nitride dielectric layer |
US8818896B2 (en) | 2002-09-09 | 2014-08-26 | Sony Corporation | Selective encryption with coverage encryption |
US7568218B2 (en) * | 2002-10-31 | 2009-07-28 | Microsoft Corporation | Selective cross-realm authentication |
US8572408B2 (en) | 2002-11-05 | 2013-10-29 | Sony Corporation | Digital rights management of a digital device |
US7724907B2 (en) | 2002-11-05 | 2010-05-25 | Sony Corporation | Mechanism for protecting the transfer of digital content |
US20040151315A1 (en) * | 2002-11-06 | 2004-08-05 | Kim Hee Jean | Streaming media security system and method |
KR100452399B1 (en) * | 2002-12-12 | 2004-10-08 | 한국전자통신연구원 | System for managing package service in digital cable broadcasting and method thereof |
US8667525B2 (en) | 2002-12-13 | 2014-03-04 | Sony Corporation | Targeted advertisement selection from a digital stream |
US8645988B2 (en) | 2002-12-13 | 2014-02-04 | Sony Corporation | Content personalization for digital content |
US7599655B2 (en) | 2003-01-02 | 2009-10-06 | Qualcomm Incorporated | Method and apparatus for broadcast services in a communication system |
US20040165586A1 (en) * | 2003-02-24 | 2004-08-26 | Read Christopher Jensen | PID filters based network routing |
US8000475B1 (en) * | 2003-04-28 | 2011-08-16 | Bigband Networks Inc. | System and method for encrypting and modulating video streams |
TW200511860A (en) * | 2003-05-14 | 2005-03-16 | Nagracard Sa | Duration computing method in a security module |
US8098818B2 (en) | 2003-07-07 | 2012-01-17 | Qualcomm Incorporated | Secure registration for a multicast-broadcast-multimedia system (MBMS) |
US8718279B2 (en) | 2003-07-08 | 2014-05-06 | Qualcomm Incorporated | Apparatus and method for a secure broadcast system |
US8724803B2 (en) | 2003-09-02 | 2014-05-13 | Qualcomm Incorporated | Method and apparatus for providing authenticated challenges for broadcast-multicast communications in a communication system |
US7853980B2 (en) | 2003-10-31 | 2010-12-14 | Sony Corporation | Bi-directional indices for trick mode video-on-demand |
US8396216B2 (en) | 2003-11-21 | 2013-03-12 | Howard G. Pinder | Partial dual-encryption using program map tables |
US20050125357A1 (en) * | 2003-12-09 | 2005-06-09 | Saadat Abbas S. | Secure integrated media center |
US7548624B2 (en) | 2004-01-16 | 2009-06-16 | The Directv Group, Inc. | Distribution of broadcast content for remote decryption and viewing |
US7580523B2 (en) * | 2004-01-16 | 2009-08-25 | The Directv Group, Inc. | Distribution of video content using client to host pairing of integrated receivers/decoders |
US7599494B2 (en) | 2004-01-16 | 2009-10-06 | The Directv Group, Inc. | Distribution of video content using a trusted network key for sharing content |
US7519999B2 (en) * | 2004-02-27 | 2009-04-14 | Scientific-Atlanta, Inc. | Secure negotiation and encryption module |
US7801303B2 (en) * | 2004-03-01 | 2010-09-21 | The Directv Group, Inc. | Video on demand in a broadcast network |
US7590243B2 (en) | 2004-05-04 | 2009-09-15 | The Directv Group, Inc. | Digital media conditional access system for handling digital media content |
US7543317B2 (en) * | 2004-08-17 | 2009-06-02 | The Directv Group, Inc. | Service activation of set-top box functionality using broadcast conditional access system |
US20060047601A1 (en) * | 2004-08-25 | 2006-03-02 | General Instrument Corporation | Method and apparatus for providing channel key data |
EP1792485A4 (en) * | 2004-09-16 | 2009-03-18 | Gen Instrument Corp | System and method for providing authorized access to digital content |
WO2006048856A1 (en) * | 2004-11-01 | 2006-05-11 | Nds Limited | Efficient and secure renewal of entitlements |
US7266198B2 (en) * | 2004-11-17 | 2007-09-04 | General Instrument Corporation | System and method for providing authorized access to digital content |
US7895617B2 (en) | 2004-12-15 | 2011-02-22 | Sony Corporation | Content substitution editor |
US8041190B2 (en) | 2004-12-15 | 2011-10-18 | Sony Corporation | System and method for the creation, synchronization and delivery of alternate content |
US7567565B2 (en) | 2005-02-01 | 2009-07-28 | Time Warner Cable Inc. | Method and apparatus for network bandwidth conservation |
GB2423221A (en) * | 2005-02-14 | 2006-08-16 | Ericsson Telefon Ab L M | Key delivery method involving double acknowledgement |
US7840489B2 (en) * | 2005-07-01 | 2010-11-23 | Sony Corporation | Key sharing for DRM interoperability |
US9325944B2 (en) | 2005-08-11 | 2016-04-26 | The Directv Group, Inc. | Secure delivery of program content via a removable storage medium |
FR2894745B1 (en) * | 2005-12-13 | 2008-02-08 | Viaccess Sa | SECURITY PROCESSOR AND METHODS FOR REGISTERING ACCESS SECTIONS AND CRYPTOGRAPHIC KEYS |
US7916755B2 (en) * | 2006-02-27 | 2011-03-29 | Time Warner Cable Inc. | Methods and apparatus for selecting digital coding/decoding technology for programming and data delivery |
US8718100B2 (en) | 2006-02-27 | 2014-05-06 | Time Warner Cable Enterprises Llc | Methods and apparatus for selecting digital interface technology for programming and data delivery |
US8170065B2 (en) | 2006-02-27 | 2012-05-01 | Time Warner Cable Inc. | Methods and apparatus for selecting digital access technology for programming and data delivery |
US8458753B2 (en) | 2006-02-27 | 2013-06-04 | Time Warner Cable Enterprises Llc | Methods and apparatus for device capabilities discovery and utilization within a content-based network |
US8185921B2 (en) | 2006-02-28 | 2012-05-22 | Sony Corporation | Parental control of displayed content using closed captioning |
US8208796B2 (en) * | 2006-04-17 | 2012-06-26 | Prus Bohdan S | Systems and methods for prioritizing the storage location of media data |
US8996421B2 (en) | 2006-05-15 | 2015-03-31 | The Directv Group, Inc. | Methods and apparatus to conditionally authorize content delivery at broadcast headends in pay delivery systems |
US8775319B2 (en) | 2006-05-15 | 2014-07-08 | The Directv Group, Inc. | Secure content transfer systems and methods to operate the same |
US8095466B2 (en) | 2006-05-15 | 2012-01-10 | The Directv Group, Inc. | Methods and apparatus to conditionally authorize content delivery at content servers in pay delivery systems |
US7992175B2 (en) | 2006-05-15 | 2011-08-02 | The Directv Group, Inc. | Methods and apparatus to provide content on demand in content broadcast systems |
US8001565B2 (en) | 2006-05-15 | 2011-08-16 | The Directv Group, Inc. | Methods and apparatus to conditionally authorize content delivery at receivers in pay delivery systems |
US20070265973A1 (en) * | 2006-05-15 | 2007-11-15 | The Directv Group, Inc. | Methods and apparatus to protect content in home networks |
US9277295B2 (en) | 2006-06-16 | 2016-03-01 | Cisco Technology, Inc. | Securing media content using interchangeable encryption key |
US20080022304A1 (en) * | 2006-06-30 | 2008-01-24 | Scientific-Atlanta, Inc. | Digital Media Device Having Selectable Media Content Storage Locations |
US9137480B2 (en) | 2006-06-30 | 2015-09-15 | Cisco Technology, Inc. | Secure escrow and recovery of media device content keys |
US7978720B2 (en) * | 2006-06-30 | 2011-07-12 | Russ Samuel H | Digital media device having media content transfer capability |
US7715552B2 (en) * | 2006-07-05 | 2010-05-11 | Scientific-Atlanta, Llc | Data authentication with a secure environment |
US9225761B2 (en) | 2006-08-04 | 2015-12-29 | The Directv Group, Inc. | Distributed media-aggregation systems and methods to operate the same |
US9178693B2 (en) | 2006-08-04 | 2015-11-03 | The Directv Group, Inc. | Distributed media-protection systems and methods to operate the same |
JP4994741B2 (en) * | 2006-08-08 | 2012-08-08 | キヤノン株式会社 | Communication encryption processing device |
US8656793B2 (en) | 2006-12-22 | 2014-02-25 | Societe Bic | State of charge indicator and methods related thereto |
US8166833B2 (en) * | 2006-12-22 | 2012-05-01 | Socíété BIC | State of charge indicator and methods related thereto |
US8286464B2 (en) * | 2006-12-22 | 2012-10-16 | Societe Bic | Sensing device and methods related thereto |
KR100838047B1 (en) * | 2006-12-26 | 2008-06-12 | 에스케이 텔레콤주식회사 | Method for realizing a ppv purchase mechanism and a system the same |
US20080235746A1 (en) | 2007-03-20 | 2008-09-25 | Michael James Peters | Methods and apparatus for content delivery and replacement in a network |
US8108680B2 (en) * | 2007-07-23 | 2012-01-31 | Murray Mark R | Preventing unauthorized poaching of set top box assets |
US8385545B2 (en) * | 2007-07-27 | 2013-02-26 | Howard G. Pinder | Secure content key distribution using multiple distinct methods |
US9071859B2 (en) | 2007-09-26 | 2015-06-30 | Time Warner Cable Enterprises Llc | Methods and apparatus for user-based targeted content delivery |
US7949133B2 (en) * | 2007-09-26 | 2011-05-24 | Pinder Howard G | Controlled cryptoperiod timing to reduce decoder processing load |
US8561116B2 (en) | 2007-09-26 | 2013-10-15 | Charles A. Hasek | Methods and apparatus for content caching in a video network |
US8099757B2 (en) | 2007-10-15 | 2012-01-17 | Time Warner Cable Inc. | Methods and apparatus for revenue-optimized delivery of content in a network |
US8813143B2 (en) | 2008-02-26 | 2014-08-19 | Time Warner Enterprises LLC | Methods and apparatus for business-based network resource allocation |
US8539592B2 (en) * | 2008-06-30 | 2013-09-17 | Oracle America, Inc. | Method and apparatus of encrypting content delivery |
US8261067B2 (en) * | 2008-08-07 | 2012-09-04 | Asteris, Inc. | Devices, methods, and systems for sending and receiving case study files |
KR101205716B1 (en) * | 2008-12-19 | 2012-11-28 | 한국전자통신연구원 | Apparatus for controlling the using of broadcasting program and method for the same |
US9866609B2 (en) | 2009-06-08 | 2018-01-09 | Time Warner Cable Enterprises Llc | Methods and apparatus for premises content distribution |
GB0915596D0 (en) * | 2009-09-07 | 2009-10-07 | St Microelectronics Res & Dev | Encryption keys |
DE102009052454A1 (en) * | 2009-11-09 | 2011-05-12 | Siemens Aktiengesellschaft | Method and system for confidential provision of software components |
CA2858311C (en) * | 2010-12-07 | 2017-06-20 | Intertech, Corp. | Efficient authorization system for multi-channel broadcast program options |
WO2013065241A1 (en) * | 2011-10-31 | 2013-05-10 | 日本電気株式会社 | Incremental mac tag generation device, method, and program, and message authentication device |
US9854280B2 (en) | 2012-07-10 | 2017-12-26 | Time Warner Cable Enterprises Llc | Apparatus and methods for selective enforcement of secondary content viewing |
FR2997204B1 (en) * | 2012-10-23 | 2014-12-26 | Thales Sa | METHOD FOR DOWNLOADING AT LEAST ONE COMPONENT SOFTWARE IN A COMPUTER APPARATUS, COMPUTER PROGRAM PRODUCT, COMPUTER APPARATUS AND COMPUTER SYSTEM THEREOF |
US9131283B2 (en) | 2012-12-14 | 2015-09-08 | Time Warner Cable Enterprises Llc | Apparatus and methods for multimedia coordination |
WO2015122020A1 (en) * | 2014-02-17 | 2015-08-20 | 富士通株式会社 | Reception device and reception method |
US10397206B2 (en) * | 2016-01-26 | 2019-08-27 | Red Hat, Inc. | Symmetric encryption key generation/distribution |
US10687115B2 (en) | 2016-06-01 | 2020-06-16 | Time Warner Cable Enterprises Llc | Cloud-based digital content recorder apparatus and methods |
US10911794B2 (en) | 2016-11-09 | 2021-02-02 | Charter Communications Operating, Llc | Apparatus and methods for selective secondary content insertion in a digital network |
US11109290B2 (en) | 2017-08-04 | 2021-08-31 | Charter Communications Operating, Llc | Switching connections over frequency bands of a wireless network |
US10554626B2 (en) * | 2017-11-29 | 2020-02-04 | International Business Machines Corporation | Filtering of authenticated synthetic transactions |
US10756902B2 (en) * | 2017-12-28 | 2020-08-25 | Dish Network L.L.C. | System and method using distributed blockchain database |
US10939142B2 (en) | 2018-02-27 | 2021-03-02 | Charter Communications Operating, Llc | Apparatus and methods for content storage, distribution and security within a content distribution network |
Family Cites Families (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US34954A (en) * | 1862-04-15 | Cord-windek | ||
US33189A (en) * | 1861-09-03 | Improvement in bee-hives | ||
US5742677A (en) * | 1995-04-03 | 1998-04-21 | Scientific-Atlanta, Inc. | Information terminal having reconfigurable memory |
US4405829A (en) * | 1977-12-14 | 1983-09-20 | Massachusetts Institute Of Technology | Cryptographic communications system and method |
AU562395B2 (en) * | 1981-09-10 | 1987-06-11 | Sony Corporation | Subscription television system |
US4531020A (en) * | 1982-07-23 | 1985-07-23 | Oak Industries Inc. | Multi-layer encryption system for the broadcast of encrypted information |
US4613901A (en) * | 1983-05-27 | 1986-09-23 | M/A-Com Linkabit, Inc. | Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals |
US4712238A (en) * | 1984-06-08 | 1987-12-08 | M/A-Com Government Systems, Inc. | Selective-subscription descrambling |
GB2163577B (en) * | 1984-08-23 | 1988-01-13 | Nat Res Dev | Software protection device |
US5018196A (en) * | 1985-09-04 | 1991-05-21 | Hitachi, Ltd. | Method for electronic transaction with digital signature |
EP0287720B1 (en) * | 1987-04-22 | 1992-01-08 | International Business Machines Corporation | Management of cryptographic keys |
US4864615A (en) * | 1988-05-27 | 1989-09-05 | General Instrument Corporation | Reproduction of secure keys by using distributed key generation data |
JP2606419B2 (en) * | 1989-08-07 | 1997-05-07 | 松下電器産業株式会社 | Cryptographic communication system and cryptographic communication method |
US5029207A (en) * | 1990-02-01 | 1991-07-02 | Scientific-Atlanta, Inc. | External security module for a television signal decoder |
US5237610A (en) * | 1990-02-01 | 1993-08-17 | Scientific-Atlanta, Inc. | Independent external security module for a digitally upgradeable television signal decoder |
US4991208A (en) * | 1990-03-29 | 1991-02-05 | Gte Laboratories Incorporated | Video control system having session encryption key |
US5054064A (en) * | 1990-03-29 | 1991-10-01 | Gte Laboratories Incorporated | Video control system for recorded programs |
US5048086A (en) * | 1990-07-16 | 1991-09-10 | Hughes Aircraft Company | Encryption system based on chaos theory |
US5136646A (en) * | 1991-03-08 | 1992-08-04 | Bell Communications Research, Inc. | Digital document time-stamping with catenate certificate |
US5136647A (en) * | 1990-08-02 | 1992-08-04 | Bell Communications Research, Inc. | Method for secure time-stamping of digital documents |
US5204900A (en) * | 1991-03-04 | 1993-04-20 | Pires H George | Coding system for descrambling video |
KR930005441B1 (en) * | 1991-05-03 | 1993-06-21 | 삼성전자 주식회사 | Tv receivers selection control circuit |
US5153919A (en) * | 1991-09-13 | 1992-10-06 | At&T Bell Laboratories | Service provision authentication protocol |
US5231665A (en) * | 1991-11-20 | 1993-07-27 | Zenith Electronics Corporation | Cable television system having dynamic market code shuffling |
US5400401A (en) * | 1992-10-30 | 1995-03-21 | Scientific Atlanta, Inc. | System and method for transmitting a plurality of digital services |
US5341425A (en) * | 1992-12-02 | 1994-08-23 | Scientific Atlanta, Inc. | Methods and apparatus for uniquely encrypting data at a plurality of data transmission sites for transmission to a reception site |
FR2703552A1 (en) * | 1993-03-31 | 1994-10-07 | Philips Electronics Nv | Method and apparatus for scrambling and descrambling a specific television program |
US5483598A (en) * | 1993-07-01 | 1996-01-09 | Digital Equipment Corp., Patent Law Group | Message encryption using a hash function |
US5381481A (en) * | 1993-08-04 | 1995-01-10 | Scientific-Atlanta, Inc. | Method and apparatus for uniquely encrypting a plurality of services at a transmission site |
EP0639907B1 (en) * | 1993-08-17 | 1999-12-08 | R3 Security Engineering AG | Digital signature method and key agreement method |
US5481542A (en) * | 1993-11-10 | 1996-01-02 | Scientific-Atlanta, Inc. | Interactive information services control system |
US5420866A (en) * | 1994-03-29 | 1995-05-30 | Scientific-Atlanta, Inc. | Methods for providing conditional access information to decoders in a packet-based multiplexed communications system |
US5481613A (en) * | 1994-04-15 | 1996-01-02 | Northern Telecom Limited | Computer network cryptographic key distribution system |
US5619501A (en) * | 1994-04-22 | 1997-04-08 | Thomson Consumer Electronics, Inc. | Conditional access filter as for a packet video signal inverse transport system |
US5473692A (en) * | 1994-09-07 | 1995-12-05 | Intel Corporation | Roving software license for a hardware agent |
US5530757A (en) * | 1994-06-28 | 1996-06-25 | International Business Machines Corporation | Distributed fingerprints for information integrity verification |
US5557678A (en) * | 1994-07-18 | 1996-09-17 | Bell Atlantic Network Services, Inc. | System and method for centralized session key distribution, privacy enhanced messaging and information distribution using a split private key public cryptosystem |
US5557765A (en) * | 1994-08-11 | 1996-09-17 | Trusted Information Systems, Inc. | System and method for data recovery |
US5559889A (en) * | 1995-03-31 | 1996-09-24 | International Business Machines Corporation | System and methods for data encryption using public key cryptography |
US5583939A (en) * | 1995-06-01 | 1996-12-10 | Chung N. Chang | Secure, swift cryptographic key exchange |
US5625693A (en) * | 1995-07-07 | 1997-04-29 | Thomson Consumer Electronics, Inc. | Apparatus and method for authenticating transmitting applications in an interactive TV system |
US5671276A (en) * | 1995-07-21 | 1997-09-23 | General Instrument Corporation Of Delaware | Method and apparatus for impulse purchasing of packaged information services |
-
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BR9815610A (en) | 2004-06-22 |
WO1999007145A9 (en) | 1999-10-07 |
US6105134A (en) | 2000-08-15 |
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