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Document Title |
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7623662 |
Default encryption and decryption
An apparatus for default encryption of content for distribution, consistent with certain embodiments, has a conditional access system. A conditional access management system communicates with and...
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7620180 |
Preparation of content for multiple conditional access methods in video on demand
A method of processing content in a video on demand (VOD) system consistent with certain embodiments of the invention, wherein the content is identified by a first set of packet identifiers (PIDs),...
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7584493 |
Receiver card technology for a broadcast subscription video service
An integrated plug-in card is configured to process subscription video programming. The card consists of multiple integrated technologies. A micro analog tuner/demodulator receives the subscription...
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7546618 |
Lower-power standby mode for consumer electronics
A conditional access device is provided. The conditional access device typically includes conditional access decryption, interface, timing and control logic. The conditional access decryption logic...
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7533271 |
Method and apparatus for remote control and monitoring of a multimedia system
A method and apparatus for remote control and/or monitoring of a multimedia system includes processing that begins when a hand held device transmits a remote control/monitoring request to a server....
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7519811 |
Data transmission controlling method and data transmission system
Disclosed herein is a data transmission system permitting secure and more reliable transmission of data from a data transmitter to a data receiver or receivers. The system comprises: a data...
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7506355 |
Tracking end-user content viewing and navigation
Systems, apparatus, and methods to track end-user content viewing and navigation in a distributed computing environment are described. In one aspect, a document for communication to a data...
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7505592 |
Apparatus for entitling and transmitting service instances to remote client devices
A server in a subscriber television network receives service instances from a headend of the subscriber television network. The server is adapted to encrypt according to an encryption scheme and...
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7493638 |
Processing terminal, receiving terminal and received data processing system
An IC card (processing terminal) divides a process into process blocks, and holds a time period required for processing each process block. A receiver (receiving terminal) notifies the IC card of a...
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7475243 |
Preventing a non-head end based service provider from sending media to a media processing system
Systems and methods that prevent unauthorized access in a communications network are provided. In one embodiment, a system that prevents unauthorized access to a network device may include, for...
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7398548 |
Method and apparatus for controlling a user's pc through a broadcast communication to archive information in the user's pc
A method for allowing a consumer to access an advertiser's location over a global communication network. A normal broadcast program is broadcast to a class of consumers having a unique signal...
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7386514 |
Method and mechanism for vending digital content
An Internet Box Office (IBO) system and technique vends digital content via a computer network, such as the Internet. The IBO system comprises a viewing system that cooperates with a Digital Rights...
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7346164 |
Communication installation for collective data reception
A communication installation for communal reception of digital television and/or of multimedia data, which receives a plurality of signals emanating from separate sources. The installation of the...
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7346163 |
Dynamic composition of pre-encrypted video on demand content
According to certain embodiments consistent with the present invention, a method of processing digital video content, wherein the digital video content comprises intra-coded frames and inter-coded...
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7324646 |
Method and apparatus for film anti-piracy
A method and apparatus is disclosed for introducing alterations or distortions in projected images. The distortions on the projected image are imperceptible to a human viewer. The distortions are...
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7317797 |
Seamless switching between multiple pre-encrypted video files
In a video on demand (VOD) system, methods and apparatus are provided for seamlessly switching back and forth between two pre-encrypted files having changing encryption keys. Such switching back...
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7292691 |
Progressive video refresh slice detection
A selective encryption encoder and method of dual selective encryption and detection of intra-coded slices in video content. The selective encryption encoder has a packet identifier that identifies...
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7263187 |
Batch mode session-based encryption of video on demand content
A Video On Demand (VOD) method consistent with certain embodiments involves processing content to be delivered in a VOD method by selecting first portions of the content for encryption under a...
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7257227 |
System for denying access to content generated by a compromised off line encryption device and for conveying cryptographic keys from multiple conditional access systems
A method for forwarding messages containing cryptographic keys from a conditional access system that controls a population of set-top boxes to an encryption renewal system. The method includes...
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7254720 |
Precise exit logic for removal of security overlay of instruction space
A circuit generally comprising a first memory, a processor and a logic block is disclosed. The first memory may store (i) a write instruction to store a non-highest security value of at least three...
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7254716 |
Security supervisor governing allowed transactions on a system bus
A circuit generally comprising a plurality of master modules and a supervisor module is disclosed. The supervisor module may be configured to (i) detect a target address and a particular master...
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7240217 |
Reprogrammable subscriber terminal
A reprogrammable subscriber terminal of a subscription television service which can have the control program code of its control processor modified by downloading new program code from the headend....
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7224798 |
Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system
The present invention is directed towards providing a partial dual-encrypted stream in a conditional access overlay system. The headend equipment includes an aligner, identifier, and remapper (AIR)...
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7200230 |
System and method for controlling and enforcing access rights to encrypted media
A system for providing rights controlled access to digital media comprises a server data processor and a client data processor connected by a communications network. The user data processor...
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7134134 |
Electronic program guide hardware card
An electronic program guide (EPG) hardware card is disclosed. The card is insertable into a television tuning device having EPG capability. A non-volatile memory, such as flash memory, is situated...
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7120253 |
Method and system for protecting video data
A key protected data stream and an encryption key are received at a gateway device. The gateway devices unprotects the data stream based upon the encryption key. The unprotected received data is...
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7092729 |
Method and apparatus for broadcasting and receiving entitlement management messages
The present invention provides a method of broadcasting a message having a text portion to be communicated to a user, the method including broadcasting the message in the form of an entitlement...
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7065785 |
Apparatus and method for TOL client boundary protection
A telephony-over-LAN (ToL) system having a graphical user interface (GUI) wherein an authorized or guest user may be locked within a ToL window, having full access to the ToL features, but denied...
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7058179 |
Method and system for a secure high bandwidth bus in a transceiver device
A transceiver system for receiving content contained in a secure digital broadcast signal. The transceiver system includes a first component for generating a data stream from a received digital...
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7039938 |
Selective encryption for video on demand
A video on demand (VOD) method, consistent with the invention involves storing multiple selective encrypted VOD content on a VOD server; receiving an order for the VOD content specifying delivery...
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6978022 |
System for securing encryption renewal system and for registration and remote activation of encryption device
An encryption renewal system for generating entitlement control messages, the system being secured by physical separation of components. The encryption renewal system has a first computing platform...
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6968059 |
Video information generating apparatus, video communication terminal, video distribution server, and video information system
The conventional multimedia communication terminals require the implementation of a camera unit for video input and a video encoder for generating encoded video streams. This configuration is...
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6913197 |
Method for inducing upgrading of an expandable product
The security modules used in pay television and in other applications are intended to develop and thus to be replaced. In order to promote the replacement of a previous generation by a new one, the...
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6898285 |
System to deliver encrypted access control information to support interoperability between digital information processing/control equipment
A system for streaming encrypted conditional access (CA) data, such as control words, from a primary or master conditional access provider (CAP) to one or more secondary CAPS. The primary CAP...
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6754347 |
Input/output unit, input/output method, and receiving unit
A switching portion of an IRD supplies a non-descrambled TS (transport stream) received from a front end portion or a descrambled TS received from a descrambler to a DVCR connected to an IEEE 1394...
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RE38529 |
Scramble/descramble method and apparatus for data broadcasting
A transmitter for transmitting news data via satellite and which includes an information storage unit for storing news data, an information scramble processing unit for scrambling the news data...
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6725459 |
Descrambling device for use in a conditional access system
In a conditional access system, a system and method for descrambling a scrambled instance having a predetermined encryption cycle rate is claimed. The invention takes advantage of the inherent...
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6721958 |
Optional verification of interactive television content
A system and method implemented in an interactive television system for selectively controlling the verification of interactive television content delivered to a receiver wherein a notification is...
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6714650 |
Recording of scrambled digital data
A system for transmitting and recording digital data is included. Further, a system for transmitting transmit scrambled audio data that is to be recorded on a mini disc reader is included. A system...
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6711552 |
Apparatus and method for saving commerce related information in a broadcast programming network
An apparatus for saving commerce information in a broadcast programming network includes a communications device capable of being tuned to receive any of multiple broadcast video programming...
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6668246 |
Multimedia data delivery and playback system with multi-level content and privacy protection
A content distribution system comprising a server platform and a client platform. The server platform includes a memory unit to store digital content and access control logic to activate content...
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6662007 |
Cordless phone back link for interactive television system
A system for communicating information from a television viewer to a central site includes a remote control unit for sending command signals from the viewer to a television or video cassette...
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6643781 |
Method and apparatus for rendering stolen computing devices inoperable
The present invention requires a computing device to interact with an authorized host computer on a fairly regular basis in order to maintain operability. In one embodiment, there is stored within...
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6633982 |
Method and process for managing ultra secure electronic distribution of digital movies to commercial exhibitors
A method and system for managing electronic distribution of digital movies to commercial exhibitors at warp speed is made ultra secure by utilizing synchronized and concurrent digitally bifurcated...
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6633644 |
Conditional access system for controlling the access to a data content
A conditional access system for controlling the access of receivers of end-users to data content transmitted from a data content source in an uplink system. The uplink system scrambles the content...
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6618584 |
Terminal authentication procedure timing for data calls
A subscriber terminal initiates an authentication procedure with a supporting wireless communications system in response to either a timer expiration based trigger, a state change based trigger, or...
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6591419 |
Digital multi-media device and method relating thereto
A method of transmitting a transport stream over an IEEE 1394 Serial Bus comprising stripping out of the transport stream identifiable unrequired data so as to reduce the bandwidth of the transport...
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6470411 |
Method and device for accessing sets of data contained in mass memory
The invention relates to a method of access to data sets stored in a bulk memory. During an access time to a data set, the method provides for reading introduction data and exploiting these. This...
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6459794 |
Process for scrambling and process for descrambling digital video data and devices implementing the processes
The invention relates to a process for scrambling video data in the MPEG2 video format as well as to a process for descrambling data scrambled according to the process of the invention. The...
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6427013 |
Information broadcasting method, receiver, and information processing apparatus
An information broadcasting method, a receiver, and an information processing apparatus make it possible to secure safety of information transmission between an information center and information....
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