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7570763 |
Method for subscribing service and distributing encryption key based on public-key encryption algorithm in digital CATV system
A method for subscribing a service and distributing encryption key based on public-key encryption algorithm in a digital CATV system are disclosed. In accordance with an aspect of the present...
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7555126 |
Game apparatus managing system, game apparatus, controlling method, computer program and recording medium
A license managing apparatus comprises an inputting device, an encrypting device for encrypting information inputted from the inputting device to produce encrypted information, and an outputting...
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7551736 |
Physical layer header scrambling in satellite broadcast systems
Methods and apparatuses for minimizing co-channel interference in communications systems are disclosed. A method in accordance with the present invention comprises scrambling a first header of the...
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7536713 |
Knowledge broadcasting and classification system
Embodiments of the system may utilize a Knowledge Broadcasting System for specifying content metadata and locating Internet documents. In this instance embodiments of the invention comprise an...
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7502473 |
Process for managing the handling of conditional access data by at least two decoders
One embodiment of the invention relates to a management method for conditional access data processing by at least three decoders associated to a subscriber. These decoders include...
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7464400 |
Distributed environment controlled access facility
A computer implemented web based access control facility for a distributed environment, which allows users to request for access, take the request through appropriate approval work flow and finally...
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7464398 |
Queuing methods for mitigation of packet spoofing
Systems and methods of mitigating attacks, such as Denial of Service (DoS) attacks, in a communications network are presented. Source addresses of packets received at network devices are monitored...
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7424739 |
On-machine communication verification
The present invention provides for validating that one or more modules reside on the same machine. When a second module wishes to establish communication with a first module, a shared memory that...
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7380132 |
Data recording method and apparatus, data record medium and data reproducing method and apparatus
An input is ciphered in at least one of a sector forming circuit 13 , a scrambling circuit 14 , a header appendage circuit 15 , an error correction encoding circuit 16 , a modulation circuit ...
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7363504 |
Method and system for keystroke scan recognition biometrics on a smartcard
The present invention discloses a system and methods for biometric security using keystroke scan biometrics in a smartcard-reader system. The biometric security system also includes a keystroke...
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7346779 |
System and method for authenticating electronic documents
A method for securing an electronic document ( 22 ) comprising attaching a biometric characteristic ( 20 ) and the electronic document ( 22 ) to form a biometric characteristic-document combination...
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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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7330884 |
Internet strawman and user interface therefor
A system and method for implementing an intermediary to preserve user privacy and anonymity in electronic transactions. In one embodiment, a computer implemented method for facilitating a...
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7299504 |
System and method for implementing security management using a database-modeled security policy
A database-modeled security policy includes policy statements stored in a database. Each policy statement has associated standards, guidelines, and procedures. Policy statements are grouped...
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7295994 |
Information distribution system, terminal apparatus, information center, recording medium, and information distribution method
When content data are distributed from an information center via a predetermined communication line to a terminal apparatus loaded with a recording medium recorded with its identifier and prepaid...
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7209893 |
Method of and a system for distributing electronic content
A terminal device, a memory module and a system for and method of distributing electronic content. A content provider stores a number of multimedia files. A first integrated circuit card interface...
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7187919 |
Backup method of applications of portable cellular phone
A backup method of applications of a portable cellular phone is provided which is capable of preventing the applications from being copied by a person being not an owner of the portable cellular...
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7131133 |
Access control method and information utilization apparatus
The encoded contents of a piece of delivered information is accompanied by an applicable time data indicating a specific time period for authorizing a particular mode of utilization. When a request...
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7110985 |
Content revocation and license modification in a digital rights management (DRM) system on a computing device
Content revocation is achieved by disabling licenses issued to a computing device for the content. A content revocation is delivered within a license to the computing device. Upon license storage...
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7110543 |
Content management system, content management terminal, usage rule management server, content management method, and content management program
At the time of moving a content from an e-book content receiving terminal 102 to a copyright protection medium 103 , from among a plurality of usage rules set to the content, those defined by...
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7095854 |
Systems and methods for secure transaction management and electronic rights protection
The present invention provides systems and methods for secure transaction management and electronic rights protection. Electronic appliances such as computers equipped in accordance with the...
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7092930 |
Architecture and method to secure database records from tampering in devices such as postage value dispensing mechanisms
A method and apparatus for protecting against a replay attack in a database system makes use of customer records including a counter, and freshness records that include the customer counters and a...
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7080043 |
Content revocation and license modification in a digital rights management (DRM) system on a computing device
Content revocation is achieved by disabling licenses issued to a computing device for the content. A content revocation is delivered within a license to the computing device. Upon license storage...
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7043020 |
Smartcard for use with a receiver of encrypted broadcast signals, and receiver
A smartcard for use with a receiver of encrypted broadcast signals comprises a microprocessor for enabling or controlling decryption of said signals. A memory is coupled to the microprocessor. The...
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6928419 |
Method and apparatus for repackaging portions of digital works as new digital works
A method and system for creating a new digital work from one or more existing digital works having parts. A first part of a digital work has first usage rights associated therewith, the first usage...
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6925562 |
Scheme for blocking the use of lost or stolen network-connectable computer systems
Scheme for switching a computer system ( 21 ), which is connectable via a communication interface and a network ( 22 ) to a server module ( 23 ), into a special mode of operation. The computer...
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6889327 |
Copyrighted digital data management method, contents provider, user terminal, and data recording medium
After a user terminal executes a data usage accounting procedure for a contents provider, enciphered copyrighted digital data generated by enciphering chargeable copyrighted digital data using...
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6690797 |
Descrambling device for the use of several conditional access sub-systems
The descrambling device comprises hardware resources ( 1 ) and first memory zones (CA 1 , CA 2 , . . . , CAn) to store at least two different access control codes for controlling the hardware...
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6658568 |
Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
The present invention provides methods and systems for secure, automated transaction processing for use in electronic commerce and electronic rights and transaction management over an electronic...
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6584199 |
Conditional access system and method thereof
A conditional access system (CAS) for processing signals between a pay broadcast management system and a digital receiver includes a resource subscriber management system (RSMS) for predetermining...
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6304660 |
Apparatuses for processing security documents
A security document processing apparatus is provided having a feed path for receiving documents and at least one imaging assembly for capturing image data from documents received in the apparatus....
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6282293 |
System and method for charging fee for video information
In a fee charging system for video information, scramble signals including video information and charging information can be recorded on a recording media such that the signals are read later...
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6256393 |
Authorization and access control of software object residing in set-top terminals
A method for providing authentication, authorization and access control of software object residing in digital set-top terminals creates a fingerprint ("signature") for each software object,...
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6249532 |
Interactive chargeable communication system with billing system therefor
A billing system for use in a chargeable program broadcasting is capable of reliably billing a subscriber for program reception while preventing unauthorized reception thereof. A receiving terminal...
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6222924 |
Scrambling of digital media objects in connection with transmission and storage
To prevent unauthorized reception, storage, copying and reproduction of digital media objects it is defined in addition to a scrambled broadcast format a scrambled storage format which is different...
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6161179 |
Key-based protection method for light-readable discs
To protect access to information recorded on a light-readable disc, a light-readable disc player provides the user with a unique key each time the user attempts to play the disc. After the user...
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6126069 |
Chip card, method and system for using and paying for services
Anonymous use of and payment for, as well as collection of statistics, fee-based services, in particular Near-VOD services, employing a single chip card that can be used for all service providers....
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6061452 |
Secure media on demand system whereby charge is determined in part from the periodicity of an encryption key
An object of the invention is to provide a transmitting system of which data is difficult to be tapped and which is suitable for flexibly determining a watching and listening fee. In order to...
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6002694 |
Interactive chargeable communication system with billing system therefor
A billing system for use in a chargeable program broadcasting is capable of reliably billing a subscriber for program reception while preventing unauthorized reception thereof. A receiving terminal...
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5345505 |
Coding system for a data signal
A system for scrambling and descrambling complex data signals, such as video signals, employs a system for encoding the decoding information, in the form of two security keys, directly onto the...
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5204900 |
Coding system for descrambling video
A system for scrambling and descrambling complex signals, such as video signals, employs a system for encoding the decoding information, in the form of two security keys, directly onto the...
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5081680 |
Initial reporting of remotely generated data
A device for reporting remotely stored data is coupled to a descrambler in an impulse pay-per-view television system for storing and reporting data pertaining to subject matter descrambled by the...
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5016272 |
Home video system
A home video system comprising a headend system, a transmission channel, a trap, a converter, descrambling equipment, receiving equipment, and requesting equipment. The headend equipment includes...
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4975951 |
IPPV programming distribution control system
A distribution control system for controlling the distribution of scrambled impulse pay per view (IPPV) programming from a plurality of different IPPV programmers to a plurality of descramblers....
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4916737 |
Secure anti-piracy encoded television system and method
A scrambling and descrambling system and method for the video and/or audio portions of a broadcast TV signal, for example, broadcast by cable, microwave or communication satellite, includes a...
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4833710 |
Pay television system
This invention, relating to a unidirectional television system such as satellite television broadcasting system, is intended to transmit and receive the charging information corresponding to the...
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4823385 |
System for processing coded information
A system for processing coded information is disclosed. A receiver receives coded information from a source. The receiver is equipped with a decoder and a real time clock. The coded information is...
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4797918 |
Subscription control for television programming
A method and apparatus for one-way subscription television service control which allows the subscribers to subscribe in advance to a variety of programming or to select programming oa a...
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4710955 |
Cable television system with two-way telephone communication path
A method and apparatus to enable billing of subscribers of pay-per-view television systems or the like on a non-real-time basis. A scrambled television signal is received at a subscriber terminal...
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4268860 |
Television subscriber apparatus
This disclosure is concerned with modulating the tuning of a picture carrier frequency trap to insure audible distortion of the sound signal in a subscriber television system irrespective of...
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