| 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) |
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| 06/14/2007 | US20070136612 Data processing apparatus and data processing method |
| 06/14/2007 | US20070136611 Information processing apparatus, program loading method, recording medium, program updating method and circuit device |
| 06/14/2007 | US20070133526 Remote access communication system and control method thereof |
| 06/13/2007 | EP1796014A2 System and method for converting analog signals to digital signals with rights management protection |
| 06/13/2007 | EP1796013A2 Cryptographic methods and apparatus for digital rights management in connected appliances |
| 06/13/2007 | EP1421472B1 A method and apparatus for carrying out efficiently arithmetic computations in hardware |
| 06/13/2007 | CN1980193A Blank-interface text transmission method, network accessing apparatus and system |
| 06/13/2007 | CN1321506C Apparatus and method for performing KASUMI ciphering |
| 06/12/2007 | US7231525 Authentification of data in a digital transmission system |
| 06/12/2007 | US7231133 Image processing system and method, memory card, and storage medium |
| 06/12/2007 | US7231062 Image processing apparatus, image processing system, electronic information apparatus, image processing method, control program, and computer-readable recording medium |
| 06/12/2007 | US7231042 Signal transmission apparatus and signal transmission method |
| 06/12/2007 | US7231040 Multiprime RSA public key cryptosystem |
| 06/06/2007 | EP1793359A1 Content purchase processing terminal ,method thereof, and program |
| 06/06/2007 | EP1040619B1 Device for authenticating digital images |
| 06/06/2007 | CN2909434Y Addition type digital coding-decoding device |
| 06/06/2007 | CN1977249A Information processing device, information processing method, and computer program |
| 06/06/2007 | CN1975901A Content recording/playback method |
| 06/05/2007 | US7228436 Semiconductor integrated circuit device, program delivery method, and program delivery system |
| 06/05/2007 | US7228434 Method of protecting the integrity of a computer program |
| 06/05/2007 | US7228430 Security system for preventing a personal computer from being used by an unauthorized people |
| 06/05/2007 | US7228428 Method and apparatus for embedding encrypted images of signatures and other data on checks |
| 06/05/2007 | US7228419 Information recording medium, information processing apparatus and method, program recording medium, and information processing system |
| 06/05/2007 | US7228418 Authentication and signature method for messages using reduced size of binary units of information content and corresponding systems |
| 06/05/2007 | US7228311 Creation method of table, creation apparatus, creation program and program storage medium |
| 06/05/2007 | US7227952 System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media |
| 06/05/2007 | US7227951 Enhanced ANSI X9.17 pseudorandom number generators with forward security |
| 06/05/2007 | US7227948 Encryption apparatus and method, and decryption apparatus and method based on block encryption |
| 06/05/2007 | US7227947 Cryptographic method and cryptographic device |
| 05/31/2007 | US20070124594 Authentification of data in a digital transmission system |
| 05/31/2007 | US20070121946 Radio communication system, radio communication device, radio communication method, and computer program |
| 05/31/2007 | US20070121934 Prime calculation device,method,and key issuing system |
| 05/30/2007 | EP1791072A2 Method and apparatus for establishing usage rights for digital content to be created in the future |
| 05/30/2007 | EP1684467B1 Power saving via variable listen intervals in a WLAN |
| 05/30/2007 | EP1043863B1 Method for the cryptographic conversion of L-bit input blocks of digital data info into L-bit output blocks |
| 05/30/2007 | CN1973483A Communication apparatus and authenticating method |
| 05/30/2007 | CN1973269A Information acquisition device, information acquisition method, and information acquisition program |
| 05/30/2007 | CN1972472A A method and apparatus for detecting service style |
| 05/30/2007 | CN1971745A Information processing apparatus, information recording medium, apparatus and method of manufacturing information recording medium, and computer program |
| 05/30/2007 | CN1319398C Electronic equipment with double-card reader using drawer |
| 05/30/2007 | CN1319312C Countermeasure method in electronic component using secret key cryptographic algorithm and electronic component |
| 05/30/2007 | CN1318985C Information processing device and method for working coodinated with processer |
| 05/30/2007 | CN1318955C Method and system for random number generation for encrypting cellular communications |
| 05/29/2007 | US7225467 Active intrusion resistant environment of layered object and compartment keys (airelock) |
| 05/29/2007 | US7225341 Memory access control system and management method using access control ticket |
| 05/29/2007 | US7225335 Encryption apparatus |
| 05/29/2007 | US7225169 Method and system for commerce with full anonymity |
| 05/29/2007 | US7225165 License-issuing system and method |
| 05/29/2007 | US7225160 Digital works having usage rights and method for creating the same |
| 05/29/2007 | US7224820 Electronic document, genuineness management method for print medium thereof, genuineness management system, program, and program recording medium |
| 05/29/2007 | US7224800 System and method for authentication of a roaming subscriber |
| 05/29/2007 | US7224796 Pseudorandom number generating apparatus or encryption or decryption apparatus using the same |
| 05/24/2007 | WO2007023313A3 Secure data storage device |
| 05/24/2007 | US20070118761 Semiconductor integrated circuit device, program delivery method, and program delivery system |
| 05/24/2007 | US20070116273 Method and apparatus for data encryption |
| 05/24/2007 | US20070116272 Method and apparatus for data encryption |
| 05/24/2007 | US20070116271 Method and apparatus for data encryption |
| 05/23/2007 | EP1788745A1 Communication apparatus |
| 05/23/2007 | EP1788542A1 Encryption device, encryption method, and computer program |
| 05/23/2007 | CN1968535A Method and apparatus for selecting target cell |
| 05/23/2007 | CN1968516A Call failure handling method and system |
| 05/23/2007 | CN1968514A Wireless communication network expanding system and method |
| 05/23/2007 | CN1968365A Signal processing apparatus and a control method thereof |
| 05/23/2007 | CN1968342A Image authentication apparatus, image authentication method |
| 05/23/2007 | CN1968208A Wireless service differentiation method and wireless transmission device |
| 05/23/2007 | CN1968101A Method, system and administrative server for front-end equipment control |
| 05/23/2007 | CN1967559A Data providing system, method therefor and control device therefor |
| 05/23/2007 | CN1967482A Program development method, program development supporting system, and program installation method |
| 05/22/2007 | US7222107 Method for inter-enterprise role-based authorization |
| 05/22/2007 | US7221762 Authenticated ID-based cryptosystem with no key escrow |
| 05/22/2007 | CA2368377C Method and system for ordering, loading and using access tickets |
| 05/22/2007 | CA2368307C Voice and data encryption method using a cryptographic key split combiner |
| 05/17/2007 | US20070113073 Method of and apparatus for providing secure communication of digital data between devices |
| 05/17/2007 | US20070110243 Data transfer system, data transfer device, data recording device and data transfer method |
| 05/17/2007 | US20070109450 Signal processing apparatus and control method thereof |
| 05/16/2007 | EP1785995A1 Data processing method, information recording medium manufacturing management system, recording data generation device and method, and computer program |
| 05/16/2007 | EP1687930A4 Randomized modular reduction method and hardware therefor |
| 05/16/2007 | CN1965525A Authentication system and method |
| 05/16/2007 | CN1964570A A call method and call system |
| 05/16/2007 | CN1964548A A method for multiplexing of soft frequency |
| 05/16/2007 | CN1964488A A method and device for carrying out coding using correlation between video signal frames in video code processing |
| 05/16/2007 | CN1964486A A method to quantify difference for video code processing and its device |
| 05/16/2007 | CN1316834C Method and device for testing second communication side truth and reliability in communication network |
| 05/16/2007 | CN1316796C Providing position independent information bag routing select and secure network access for short-range wireless network environment |
| 05/16/2007 | CN1316379C 数据服务装置 Data service unit |
| 05/15/2007 | US7219134 Network system |
| 05/15/2007 | US7218739 Multiple user authentication for online console-based gaming |
| 05/15/2007 | US7218735 Cryptography method on elliptic curves |
| 05/15/2007 | US7218733 Encryption method, program for encryption, memory medium for storing the program, and encryption apparatus, as well as decryption method and decryption apparatus |
| 05/15/2007 | CA2429597C Programmable logic device with method of prreventing readback |
| 05/15/2007 | CA2316636C Encryption method, encryption apparatus, decryption method, and decryption apparatus |
| 05/10/2007 | WO2007052491A1 Secure processing device, secure processing method, encrypted confidential information embedding method, program, storage medium, and integrated circuit |
| 05/10/2007 | WO2007052477A1 Message authentication device, message authentication method, message authentication program, and recording medium therefor |
| 05/10/2007 | US20070106906 Digital data storage/reproduction method and device |
| 05/10/2007 | US20070106901 Parallel distribution and fingerprinting of digital content |
| 05/10/2007 | US20070103481 3-D graphics texturing system using encrypted textures |
| 05/10/2007 | CA2627136A1 Message authentication device, message authentication method, message authentication program and storage medium therefor |
| 05/09/2007 | CN1960517A System and method for realizing advertising media in mobile communication network |
| 05/09/2007 | CN1960340A Iub interface data transmission method and system in mobile communication network |
| 05/09/2007 | CN1960259A Implementation method of downloading files at same time in broadcasting network |