Patents
Patents for G09C 1 - Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system (12,544)
10/2006
10/05/2006US20060225089 Wireless terminal device, wireless communication method, and computer program
10/05/2006US20060224903 System and methods for secure transaction management and electronics rights protection
10/05/2006US20060224510 Method and apparatus for a cryptographically-assisted commerical network system designed to facilitate and support expert-based commerce
10/05/2006US20060224509 Method and apparatus for a cryptographically-assisted commerical network system designed to facilitate and support expert-based commerce
10/05/2006US20060221924 Mobile communications terminal for transmitting data frames in wireless lan and method thereof
10/05/2006US20060221686 Integrated circuit that uses a dynamic characteristic of the circuit
10/04/2006EP1708432A2 Wireless terminal device, wireless communication method and computer program
10/04/2006EP1708406A2 Method and apparatus for distributing new keys in a secure group of collaborators
10/04/2006EP1377890B1 Computer system protection
10/04/2006EP1326469B1 Method and device for checking the authenticity of a service provider in a communications network
10/04/2006EP1303958B1 Data transmission using pulse width modulation
10/04/2006EP1166492B1 Duty cycle corrector for a random number generator
10/04/2006EP1129542B1 Method and apparatus for secure digital chaotic communication
10/04/2006EP1101376B1 Security module, security system and mobile station
10/04/2006CN1843025A 图像处理设备 The image processing apparatus
10/04/2006CN1842989A Digital authentication over acoustic channel
10/04/2006CN1842780A Mutual authentication system between user and system
10/04/2006CN1842043A Mobile communications terminal for transmitting data frames in wireless lan and method thereof
10/04/2006CN1842040A Wireless terminal device, wireless communication method
10/04/2006CN1841443A Calculation method, calculation equipment and computer program
10/04/2006CN1278222C Generating random data
10/03/2006USRE39319 Copy prevention method and apparatus for digital video system
10/03/2006US7117371 Shared names
10/03/2006US7117368 Anonymous participation authority management system
10/03/2006US7117361 Method of transmitting information data from a sender to a receiver via a transcoder
10/03/2006US7117233 Random number generator and method for generating a random number
10/03/2006CA2257477C Process for cryptographic code management between a first computer unit and a second computer unit
09/2006
09/28/2006US20060218651 Trusted infrastructure support systems, methods and techniques for secure electronic commerce, electronic transactions, commerce process control and automation, distributed computing, and rights management
09/28/2006US20060214006 Tamper resistant device and file generation method
09/27/2006EP1705599A2 Data security services with an algorithm-independant architecture
09/27/2006EP1705596A2 Architecture for manufacturing authenticatable gaming systems
09/27/2006CN1839624A Data conversion system
09/27/2006CN1839375A Reprogrammable security for controlling piracy and enabling interactive content
09/27/2006CN1838200A Apparatus and method for drive control, and computer product
09/27/2006CN1838143A Method for implementing PKI application of bank card on computer
09/27/2006CN1277415C Mixed-media telecommunication call method and videophone
09/26/2006US7114179 Method and system for ordering, loading and using access tickets
09/26/2006US7114081 Outside leakage preventing system of confidential information
09/26/2006US7113912 Composite digital works having usage rights and method for creating the same
09/26/2006US7113599 Location-independent packet routing and secure access in a short-range wireless networking environment
09/26/2006US7113592 Method and device for loading input data into a program when performing an authentication
09/21/2006WO2006098151A1 Disc manufacturing method, data recording device, information recording medium, information processing device and method, and computer program
09/21/2006WO2006098136A1 Information recording/reproducing device
09/21/2006US20060212903 Moving picture processing device, information processing device, and program thereof
09/21/2006US20060212722 Systems and methods for secure transaction management and electronic rights protection
09/21/2006US20060212664 Data storage apparatus, data processing apparatus, information processing system, and data storage method
09/21/2006US20060212397 Authentication device, mobile terminal, and authentication method
09/21/2006US20060212394 Electronic value exchange system and electronic value exchange method
09/21/2006US20060212370 Cryptographic methods, apparatus and systems for storage media electronic rights management in closed and connected appliances
09/21/2006US20060210244 Image recording system and image recording apparatus
09/21/2006US20060210076 Imaging system with respository on a distributed network
09/20/2006EP1703484A2 Storage device for personal identification numbers.
09/20/2006EP1703456A2 Electronic value exchange system and electronic value exchange method
09/20/2006EP1703455A2 Electronic value exchange method, user device, and third-party device
09/20/2006EP1703408A1 Data communicating apparatus and method for managing memory of data communicating apparatus
09/20/2006CN1836461A Method for selection of an available transmission channel by sending a negative decision value and an additional positive decision value and corresponding base station mobile terminal and mobile radio
09/20/2006CN1835047A Photoelectronic information encrypting coding method
09/20/2006CN1835031A Electronic value exchange system and electronic value exchange method
09/20/2006CN1835013A Electronic value exchange method, user device, and third-party device
09/20/2006CN1834975A Tamper resistant device and file generation method
09/20/2006CN1276613C Method, device and system for data transmission in signature and authentication
09/20/2006CN1276610C Electronic value data communication method and system, IC cards, portable terminal and communication terminal
09/20/2006CN1276367C Multimedia data flow code conversion system
09/20/2006CN1276321C Systems and methods for secure transaction management and electronic rights protection
09/19/2006US7111258 Method for designing logic circuit and CAD program
09/19/2006US7111171 Parallel distribution and fingerprinting of digital content
09/19/2006US7111166 Extending the range of computational fields of integers
09/19/2006US7111032 Residue computing device
09/19/2006US7111029 Random number generating circuit
09/19/2006US7111005 Method and apparatus for automatic database encryption
09/19/2006US7110548 Cryptographic communication method, encryption algorithm shared control method, encryption algorithm conversion method and network communication system
09/19/2006US7110545 Method and apparatus for symmetric-key encryption
09/19/2006US7110538 Method for accelerating cryptographic operations on elliptic curves
09/14/2006WO2006095742A1 Packet transmitting apparatus
09/14/2006WO2006094447A1 A method for implementing the access configuration mode resource reservation in the next generation network
09/14/2006WO2006042155B1 Floating vector scrambling methods and apparatus
09/14/2006US20060204210 Content data recording apparatus with encryption by media ID
09/13/2006EP1701469A1 Information processing device
09/13/2006EP1701350A2 Content data recording apparatus with encryption by media id
09/13/2006EP1701312A1 Authentication device, mobile terminal, and authentication method
09/13/2006EP1701248A1 Random number generating method and device
09/13/2006EP1031207B1 Apparatus, and associated method, for generating a pseudo-random number
09/13/2006CN1832448A Method for implementing resource preretention of inserted allocation mode in next network
09/13/2006CN1831994A Content data recording apparatus with encryption by media id
09/13/2006CN1831900A Decryption apparatus and decryption method
09/13/2006CN1831876A Authentication device, mobile terminal, and authentication method
09/12/2006US7107450 Content-based authentication of graph presented in text documents
09/08/2006WO2006092960A1 Authenticating device
09/07/2006US20060200418 Large capacity data sales server and recording medium recording program thereof
09/07/2006US20060200417 Method for loaning digital works
09/07/2006US20060200392 Cryptographic methods, apparatus and systems for storage media electronic rights management in closed and connected appliances
09/07/2006DE60209475T2 Datensicherungs-kommunikationsvorrichtung und -verfahren Backup communication device and method
09/07/2006DE10085276B4 Verfahren und Einrichtung zum Implementieren eines Blattknoten-Stellvertreters in einem Netzwerk Method and apparatus for implementing a leaf node's deputy in a network
09/06/2006EP1699165A2 Authentication of data transmitted in a digital transmission system
09/06/2006EP1699164A2 Authentication of data transmitted in a digital transmission system
09/06/2006EP1699161A1 Prime calculation device, method, and key issuing system
09/06/2006EP1699160A1 Prime calculation device, method, and key issuing system
09/06/2006EP1698959A1 Method and apparatus for providing secure data exchange transactions in a collaborative environment
09/06/2006EP1697843A2 System and method for managing protocol network failures in a cluster system
09/06/2006EP1449069A4 Galois field linear transformer
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