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Cryptography > Video Cryptography > Video Electric Signal Modification (e.g., Scrambling) > Record Or Coin Controlled > Including Key On Record Including Key On RecordIncluding Key On Record patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/02/07 - 20070177733 - Method of descrambling a scrambled content data object In a method of descrambling a scrambled content data object, at least a section of the scrambled content data object is descrambled by applying at least one decryption operation under a key at least partly derivable from a content descrambling key. At least one content descrambling key is obtained from ... 07/26/07 - 20070172059 - Digital cable television broadcasting receiver A global platform card manager of the IC card chip includes a conditional access software decoding part. A decoding key specific to each conditional access software vendor and a key identification number corresponding to the decoding key are preset in the conditional access software decoding part. The conditional access software ... 06/21/07 - 20070140489 - Secure and anonymous storage and accessibility for sensitive data The subject disclosure pertains to secure and anonymous data storage and access. More particularly, encryption methods and mechanisms are provided in conjunction with one or more blobs, identities, and guards to implement one or more layers of indirect encryption. Generation of these components can be accomplished without including or pointing ... 05/24/07 - 20070116280 - Information processing apparatus and method, information recording medium manufacturing apparatus and method, and information recording medium An information processing apparatus includes a data processor that obtains a security check code included in content codes recorded on an information recording medium when using content and that conducts security check for the information processing apparatus in accordance with the obtained security check code. The data processor obtains information ... 05/03/07 - 20070098169 - System and method for controlling conditional access systems in a digital television decoder receiving a plurality of streams In a system for controlling conditional access systems in a digital television decoder (101) with a signal receiving block (102) receiving a plurality of streams (TS1, TS2), a signal processing block (131) having a plurality of decoder descramblers (133, 135) and a conditional access block (141) with at least one ... 05/03/07 - 20070098168 - Data protection method and corresponding decoding module A data protection method and its corresponding decoding module applicable in a digital broadcast system with a subscription mechanism are provided. The data protection method includes an encoding mechanism and a decoding mechanism. The encoding mechanism first encodes broadcast data using a first key and encodes the first key with ... 03/29/07 - 20070071239 - Implementation of media-protection policies A technique wherein a first electronic device, such as a server, provides to a second electronic device, such as a client device, a first portion of a digital-content stream. The first electronic device receives an identifier of a protection policy to be applied to the digital-content stream. The first electronic ... 11/30/06 - 20060269057 - Systems and methods for high resolution signal analysis and chaotic data compression Systems and methods for processing, compressing, and distributing data, such as an audio file, are provided. Single- and multi-channel data streams are transformed into a single signal in a Unified Domain. A high resolution frequency analysis based on phase evolution provides accurate frequency estimates and distinguishes between oscillatory and noise-like ... 11/23/06 - 20060262928 - Method, device, and system of encrypting/decrypting data Some demonstrative embodiments of the invention include a method, device and/or system to encrypt and/or decrypt data. In one demonstrative embodiment, the device may include, for example, a storage; and an encryption/decryption module to: receive externally-encrypted data to be stored in the storage, wherein the externally-encrypted data is encrypted using ... 07/13/06 - 20060153381 - Method and apparatus for writing and using keys for encrypting/decrypting a content and a recording medium storing keys written by the method Content encryption information on content data recorded on a recording medium. A plurality of encryption keys used for encrypting a plurality of data clips containing content data is stored in a key file and index information for associating each of the plurality of encryption keys with a data segment encrypted ... 02/23/06 - 20060039560 - Utilization of encrypted hard drive content by one dvr set-top box when recorded by another A system and method for encrypting and recording content to removable storage media for use by multiple set-tops. When content is recorded to the storage media, the content is encrypted with a content instance key. This content instance key is encrypted with the public key of one set-top box and ... 02/23/06 - 20060039559 - Retrieval and transfer of encrypted hard drive content from dvr set-top box utilizing second dvr set-top box A system and method for retrieval and transfer of encrypted content from a first set-top box utilizing a second set-top box. When content is recorded to the storage device of the first set-top box, the content is encrypted with a content instance key. This content instance key is encrypted with ... 01/26/06 - 20060018471 - Information recording apparatus and method, information reproducing apparatus and method, information recording/reproducing apparatus and method, and computer program product An information recording apparatus for performing MOVE processing of moving first content information having a first reproduction quality, which is recorded on a first recording medium, to a second recording medium, the information recording apparatus provided with: a scramble device for performing scramble processing of scrambling the first content information ... 11/24/05 - 20050259821 - Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device In a data multiplexing device which multiplexes and transmits the transport stream packets of program data consisting of a plurality of data elements constructed in the form of transport stream packets, a program distribution system, a program transmission system, a pay broadcast system, a program transmission method, a conditional access ... 11/03/05 - 20050244006 - Record carrier with multiple built-in chips The invention relates to a system for improved access control, in particular copy protec-tion, and improved personalized processing of information, the system comprising a record carrier (1) like a CD-RW+ or a DVD storing copy-protected information and a device for reading and/or writing the record carrier. For that, the record ... 10/20/05 - 20050232419 - Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device In a data multiplexing device which multiplexes and transmits the transport stream packets of program data consisting of a plurality of data elements constructed in the form of transport stream packets, a program distribution system, a program transmission system, a pay broadcast system, a program transmission method, a conditional access ... 10/13/05 - 20050226417 - Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device In a data multiplexing device which multiplexes and transmits the transport stream packets of program data consisting of a plurality of data elements constructed in the form of transport stream packets, a program distribution system, a program transmission system, a pay broadcast system, a program transmission method, a conditional access ... 10/13/05 - 20050226416 - Controlling delivery of broadcast encryption content for a network cluster from a content server outside the cluster Controlling delivery of broadcast encryption content for a network cluster from a content server outside the cluster that include receiving in the content server from the network device a key management block for the cluster, a unique data token for the cluster, and an encrypted cluster id and calculating a ... 07/21/05 - 20050157877 - 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 storing a fictitious address of a virtual set-top box; generating a message based on the fictitious address, the message containing a cryptographic ... 06/30/05 - 20050141711 - Data recording medium, data recording apparatus, data recording method, data reproduction method and data transmission apparatus A data recording medium on which digital data is recorded eliminates acquisition by a user of a plurality of data recording media for different applications to improve the convenience is provided. Digital data for a plurality of different applications and UIDs as identification information added for the individual applications are ... ### FreshPatents.com Support |