| Patents for H04K 1 - Secret communication (16,771) |
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| 04/14/2009 | US7519827 Provisioning and use of security tokens to enable automated test equipment |
| 04/14/2009 | US7519824 Time stamping method employing multiple receipts linked by a nonce |
| 04/14/2009 | US7519821 Account authority digital signature (AADS) system |
| 04/14/2009 | US7519815 Challenge-based authentication without requiring knowledge of secret authentication data |
| 04/14/2009 | US7519730 Copying chat data from a chat session already active |
| 04/14/2009 | US7519558 Biometrically enabled private secure information repository |
| 04/14/2009 | US7519184 Wireless communication system |
| 04/14/2009 | US7519183 Communication system, wireless communication apparatus, and communication method |
| 04/14/2009 | US7519182 Encryption device and decryption device |
| 04/14/2009 | US7519178 Method, system and apparatus for ensuring a uniform distribution in key generation |
| 04/14/2009 | US7519177 Method and system for processing a data set |
| 04/14/2009 | US7519132 Reduced complexity multicarrier precoder |
| 04/14/2009 | US7519129 Precoding of contention words in a fixed wireless access system |
| 04/14/2009 | US7519128 MIMO transmission and reception methods and devices |
| 04/14/2009 | US7519125 Multicarrier receiver and methods of generating spatial correlation estimates for signals received with a plurality of antennas |
| 04/14/2009 | US7519124 Method for seamless bit rate adaptation for multicarrier DSL |
| 04/14/2009 | US7519123 Spectral shaping for multiband OFDM transmitters with time spreading |
| 04/14/2009 | US7519122 OFDM reception apparatus and OFDM reception method |
| 04/14/2009 | US7519121 OFDM demodulation circuit and OFDM reception apparatus using the same |
| 04/14/2009 | US7518816 Method and apparatus for disc drive data security using fields in servo wedges |
| 04/09/2009 | WO2009046361A1 Serial device management system |
| 04/09/2009 | WO2009045998A1 Electronic check financial payment systems and methods |
| 04/09/2009 | WO2009045450A1 System and method for enabling service transactions |
| 04/09/2009 | WO2009045194A1 Global media exchange marketplace for media contents |
| 04/09/2009 | WO2008057584A3 Preamble detection and synchronization in ofdma wireless communication systems |
| 04/09/2009 | WO2007113802A3 Key management system |
| 04/09/2009 | WO2007113796A3 Robust cipher design |
| 04/09/2009 | WO2007110857A3 Joint optimization of transmitter and receiver pulse-shaping filters |
| 04/09/2009 | WO2007074453A3 A method of secure wlan communication |
| 04/09/2009 | WO2006101700A3 Wireless communication method and apparatus for generating, watermarking and securely transmitting content |
| 04/09/2009 | WO2006098942A3 Registered traveler systems and methods |
| 04/09/2009 | WO2005013410A3 Enhanced holographic communications apparatus and method |
| 04/09/2009 | US20090094163 Secondary identification for remittance delivery |
| 04/09/2009 | US20090094159 Stock video purchase |
| 04/09/2009 | US20090094157 Account Protection With One Sided Access |
| 04/09/2009 | US20090092247 Server Certificate Issuing System |
| 04/09/2009 | US20090092114 Wlan and wired mobile communication and location finding system |
| 04/09/2009 | CA2701782A1 Electronic check financial payment systems and methods |
| 04/09/2009 | CA2701627A1 Serial device management system |
| 04/08/2009 | EP2044712A1 Method of identifying an individual |
| 04/08/2009 | EP2044568A2 Method and apparatus for securely moving and returning digital content |
| 04/08/2009 | EP1676382A4 Rake-based cdma receivers for multiple receiver antennas |
| 04/08/2009 | CN100477566C Constant frame coding double quadrature modulation and demodulation device |
| 04/08/2009 | CN100476751C System, method, and apparatus for securely providing content viewable on a secure device |
| 04/07/2009 | US7516493 Content distribution system, content distribution method, information processing apparatus, and program providing medium |
| 04/07/2009 | US7516491 License tracking system |
| 04/07/2009 | US7516484 Reader adapted for a portable computer |
| 04/07/2009 | US7516483 System and method for accomplishing two-factor user authentication using the internet |
| 04/07/2009 | US7516333 Hybrid Java-C network appliance |
| 04/07/2009 | US7516329 Information processing apparatus |
| 04/07/2009 | US7516324 Information processing system, information management apparatus, and information processing apparatus |
| 04/07/2009 | US7516147 URL system and method for licensing content |
| 04/07/2009 | US7516104 Methods of providing software over a network and related systems and computer program products |
| 04/07/2009 | US7515733 Methods and arrangements employing digital content items |
| 04/07/2009 | US7515716 Systems and methods for reserving cryptographic key material |
| 04/07/2009 | US7515715 Information security for aeronautical surveillance systems |
| 04/07/2009 | US7515714 Communication apparatus and communication system |
| 04/07/2009 | US7515648 Transmitter and wireless communication apparatus using same |
| 04/07/2009 | US7515641 Apparatus and method for processing ranging channel in orthogonal frequency division multiple access system |
| 04/07/2009 | US7515640 Systems and methods for communicating in a discrete multitone system |
| 04/07/2009 | US7513411 Method of and apparatus for granting electronic signature, and computer program |
| 04/02/2009 | WO2009042594A1 Systems and methods for cardless transactions using a telephone number |
| 04/02/2009 | WO2009042483A1 Form factor identification |
| 04/02/2009 | WO2008144530A3 Methods, media, and systems for tracking, encrypting, and determining content usage, and identifying large content files |
| 04/02/2009 | WO2008060433A3 Licensing system |
| 04/02/2009 | WO2007129308A3 Cryotherapy planning and control system |
| 04/02/2009 | WO2006107512A3 Remotely configurable bridge system and method for use in secure wireless networks |
| 04/02/2009 | WO2006033676A3 Digital broadband frequency measurement |
| 04/02/2009 | WO2005099131A3 Systems and methods for transmitting data in a wireless communication network |
| 04/02/2009 | WO2005098591A3 Methods and systems for structuring event data in a database for location and retrieval |
| 04/02/2009 | WO2005043788A3 Multiple-antenna partially coherent constellations for multi-carrier systems |
| 04/02/2009 | US20090086972 Suppressing power supply noise using data scrambling in double data rate memory systems |
| 04/02/2009 | US20090086971 Selective security termination in next generation mobile networks |
| 04/02/2009 | US20090086970 Method and system for securely providing and storing content in a multiple dwelling unit system |
| 04/02/2009 | US20090086969 Method and system for providing content to a content distribution system suitable for a multiple dwelling unit using an encryption |
| 04/02/2009 | CA2702858A1 Form factor identification |
| 04/01/2009 | EP2043377A1 A sector base station |
| 04/01/2009 | EP1317833A4 Apparatus and methods for sample selection and reuse of rake fingers in spread spectrum systems |
| 04/01/2009 | CN101401341A Secure data parser method and system |
| 03/31/2009 | USRE40687 Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk |
| 03/31/2009 | US7512988 Data transmission apparatus and method for management of user identification data allocated to image data |
| 03/31/2009 | US7512985 System, method, and computer program product for implementing search-and retrieval-compatible data obfuscation |
| 03/31/2009 | US7512984 Distributed and scalable instant multimedia communication system |
| 03/31/2009 | US7512982 Computer virus generation detection apparatus and method |
| 03/31/2009 | US7512972 Synchronizing for digital content access control |
| 03/31/2009 | US7512971 Method and system for enabling remote access to a computer system |
| 03/31/2009 | US7512945 Method and apparatus for scheduling the processing of commands for execution by cryptographic algorithm cores in a programmable network processor |
| 03/31/2009 | US7512813 Method for system level protection of field programmable logic devices |
| 03/31/2009 | US7512800 Key management technique for establishing a secure channel |
| 03/31/2009 | US7512797 Interface for facilitating facsimile transmissions via wireless communications networks |
| 03/31/2009 | US7512796 Authentication in a packet data network |
| 03/31/2009 | US7512791 Communication apparatus and method for discriminating confidentiality of received data |
| 03/31/2009 | US7512788 Method and apparatus for anonymous group messaging in a distributed messaging system |
| 03/31/2009 | US7512786 Client-side boot domains and boot rules |
| 03/31/2009 | US7512783 Provision of security services for an ad-hoc network |
| 03/31/2009 | US7512782 Method and system for using a web service license |
| 03/31/2009 | US7512567 Method and system for providing biometric authentication at a point-of-sale via a mobile device |
| 03/31/2009 | US7512565 Method for implementing secure transaction for electronic deposit (purse) |
| 03/31/2009 | US7512239 Protection key for hardware and information management system |
| 03/31/2009 | US7512237 Encryption for optical communications using dynamic subcarrier multiplexing |