| Patents for H04K 1 - Secret communication (16,771) |
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| 04/27/2006 | WO2006044036A2 Automated topology discovery and management for electric meters |
| 04/27/2006 | WO2005109305A3 System and method for searching strings of records |
| 04/27/2006 | US20060090210 System and method for preventing a copy of a protected window |
| 04/27/2006 | US20060090208 Method and system for generating user group identifiers |
| 04/27/2006 | US20060090196 Method, apparatus and system for enforcing security policies |
| 04/27/2006 | US20060090079 Voice authenticated alarm exit and entry interface system |
| 04/27/2006 | US20060090077 System and method for authorizing transfer of software into embedded systems |
| 04/27/2006 | US20060089917 License synchronization |
| 04/27/2006 | US20060089887 Information service providing method |
| 04/27/2006 | US20060088165 Method and apparatus for providing user-friendly information in digital device |
| 04/27/2006 | US20060088116 Frequency correlation based synchronization for coherent OFDM receiver and apparatus thereof |
| 04/27/2006 | US20060088115 System and method for providing 3-dimensional joint interleaver and circulation transmissions |
| 04/27/2006 | US20060088114 Methods and apparatus for circulation transmissions for OFDM-based MIMO systems |
| 04/27/2006 | US20060088113 Method and circuit arrangement for reducing RFI interference |
| 04/27/2006 | US20060088112 Process and a system for transmission of data |
| 04/27/2006 | US20060088111 TPS decoder in an orthogonal frequency division multiplexing receiver |
| 04/27/2006 | DE102004033610B4 Verfahren zum Betreiben eines verschlüsselten Funknetzes A method of operating an encrypted radio network |
| 04/27/2006 | CA2584769A1 Methods and systems for performing transactions with a wireless device |
| 04/26/2006 | EP1649683A1 Image alignment |
| 04/26/2006 | EP1649656A2 Tri-state integer cycle modulation |
| 04/26/2006 | EP1649654A1 Apparatus and method for multicarrier transmission/reception with transmission quality evaluation |
| 04/26/2006 | EP1649631A2 Systems and methods for facilitating transactions |
| 04/26/2006 | EP1451955A4 Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies |
| 04/26/2006 | EP1304824A4 Method for transmitting data by means of chaotic signals |
| 04/26/2006 | EP1252737B1 Method and apparatus for achieving crypto-syncronization in a packet data communication system |
| 04/25/2006 | US7036019 Method for controlling database copyrights |
| 04/25/2006 | US7035427 Method and system for managing, accessing and paying for the use of copyrighted electronic media |
| 04/25/2006 | US7035411 Encryption method and apparatus encrypting and adding signature information to qubits |
| 04/25/2006 | US7035407 Data transmission system for prevention of unauthorized copy of data from recording medium |
| 04/25/2006 | US7035404 Method and apparatus for shuffle with proof, method and apparatus for shuffle verification, method and apparatus for generating input message sequence and program for same |
| 04/25/2006 | US7035355 Apparatus and method for decode arbitration in a multi-stream multimedia system |
| 04/25/2006 | US7035354 CDMA multi-user detection with a real symbol constellation |
| 04/25/2006 | US7035345 Adaptive predistortion device and method using digital receiver |
| 04/25/2006 | US7035320 Communication apparatus, frequency spectrum inversion method and program storage medium |
| 04/20/2006 | WO2006042155A2 Floating vector scrambling methods and apparatus |
| 04/20/2006 | WO2005052765A3 Biometric authorization method and system |
| 04/20/2006 | US20060085862 Method and system for authorizing multimedia multicasting |
| 04/20/2006 | US20060085843 Computerized Authentication System |
| 04/20/2006 | US20060085650 Organism information authenticating apparatus, organism information registering apparatus, and organism information collating apparatus |
| 04/20/2006 | US20060085615 User-Configurable Pre-Recorded Memory |
| 04/20/2006 | US20060085362 Negotiation support systems and methods |
| 04/20/2006 | US20060085359 Method and apparatus for electronic commerce using digital ticket to provide anonymity |
| 04/20/2006 | US20060085346 Automated topology discovery and management for electric meters |
| 04/20/2006 | US20060085216 Method and apparatus for discouraging non-meritorious lawsuits and providing recourse for victims thereof |
| 04/20/2006 | US20060084394 Visualization supplemented wireless wireless mobile telephony |
| 04/20/2006 | US20060083377 Derivation method for cached keys in wireless communication system |
| 04/20/2006 | US20060083376 Quantum cryptography communication method, quantum cryptography communication apparatus, and quantum cryptography communication system |
| 04/20/2006 | US20060083370 RSA with personalized secret |
| 04/20/2006 | US20060083326 System for wireless resource assignment in multiband OFDM |
| 04/20/2006 | US20060083325 Method and receiver circuit for reducing RFI interference |
| 04/20/2006 | US20060083324 Method and apparatus for detecting transmission errors for digital subscriber lines |
| 04/20/2006 | US20060083323 Method and apparatus for detecting transmission errors for digital subscriber lines |
| 04/20/2006 | US20060083322 Method and apparatus for detecting transmission errors for digital subscriber lines |
| 04/20/2006 | US20060083321 Multi-carrier communication bit-loading in presence of radio-frequency interferers |
| 04/20/2006 | US20060083291 Receiver apparatus, and associated method, for operating upon data communicated in a MIMO, multi-code, MC-CDMA communication system |
| 04/20/2006 | US20060083290 Frequency estimation method of MB-OFDM UWB system using time frequency hopping strategy |
| 04/19/2006 | EP1647942A2 Biometric security assembly |
| 04/19/2006 | EP1647104A2 System and method for rf signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems |
| 04/19/2006 | EP1646937A2 Controlling access to an area |
| 04/19/2006 | CN1761948A System, method, and apparatus for securely providing content viewable on a secure device |
| 04/19/2006 | CN1761924A Trusted display device for visual cryptography |
| 04/19/2006 | CN1761234A Method for implementing allocation of traffic flow based on different service domains |
| 04/19/2006 | CN1760652A Pure digital controlled single photon detector in high integrity |
| 04/18/2006 | US7032242 Method and system for distributed network address translation with network security features |
| 04/18/2006 | US7032111 Method for optimizing of data transmission |
| 04/18/2006 | US7031493 Method for generating and detecting marks |
| 04/18/2006 | US7031473 Network architecture for secure communications between two console-based gaming systems |
| 04/18/2006 | US7031394 Communication systems conveying voice and data signals over standard telephone lines |
| 04/18/2006 | US7031377 Receiver and low power digital filter therefor |
| 04/18/2006 | US7031250 Method and apparatus for channel estimation |
| 04/13/2006 | WO2006039244A2 Mandatory access control scheme with active objects |
| 04/13/2006 | WO2006038998A1 Method and system for fast roaming of a mobile unit in a wireless network |
| 04/13/2006 | WO2006038674A1 Optical transmission apparatus |
| 04/13/2006 | WO2006038660A1 Data communication system |
| 04/13/2006 | US20060080741 System, method and apparatus for controlling the dissemination of digital works |
| 04/13/2006 | US20060080556 Hiding and detecting messages in media signals |
| 04/13/2006 | US20060080552 Communication card for mobile network devices and authentication method for users of mobile network devices |
| 04/13/2006 | US20060080551 Recognition of live object in motion |
| 04/13/2006 | US20060080550 Biometric authentication device, biometric information authentication method, and program |
| 04/13/2006 | US20060080549 Biometric authentication device and terminal |
| 04/13/2006 | US20060080548 User authentication apparatus, electronic equipment, and a storage medium embodying a user authentication program |
| 04/13/2006 | US20060080547 Biometrics authentication method and biometrics authentication device |
| 04/13/2006 | US20060080545 Single-use password authentication |
| 04/13/2006 | US20060080544 Method for handling passwork errors |
| 04/13/2006 | US20060080541 Access and security control system and method |
| 04/13/2006 | US20060080539 Information processing system |
| 04/13/2006 | US20060078126 Floating vector scrambling methods and apparatus |
| 04/13/2006 | US20060078125 Devices and methods for implementing cryptographic scrambling |
| 04/13/2006 | US20060078124 System and method for providing WLAN security through synchronized update and rotation of WEP keys |
| 04/13/2006 | US20060078123 Method and apparatus for banding multiple access points |
| 04/13/2006 | US20060078122 Location-based wireless messaging for wireless devices |
| 04/13/2006 | US20060078121 Encrypted cryptography system |
| 04/13/2006 | US20060078120 Bearer control of encrypted data flows in packet data communications |
| 04/13/2006 | US20060078119 Bootstrapping method and system in mobile network using diameter-based protocol |
| 04/13/2006 | US20060078066 Apparatus and method for minimizing a PAPR in an OFDM communication system |
| 04/13/2006 | US20060078060 Multicarrier transmission system with low power sleep mode and rapid-on capability |
| 04/13/2006 | US20060078059 Apparatus and method for allocating subchannel and power in an orthogonal frequency division multiple access system |
| 04/13/2006 | US20060078058 Orthogonal frequency division multiplexing (ofdm) receiver capable of correcting in-phase and quadrature-phase mismatch and method thereof |
| 04/13/2006 | US20060078039 Predictive collision avoidance in macrodiverse wireless networks with frequency hopping using switching |
| 04/13/2006 | DE102005044084A1 Random bit generator for e.g. smart card, has comparator outputting direct current voltage detected by comparing analog and ground voltages, where comparator is implemented using two stage operational amplifier |