| Patents for H04K 1 - Secret communication (16,771) |
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| 07/19/2007 | US20070165729 Apparatus and method for receiving data in a wireless communication system using bit interleaving, symbol interleaving and symbol mapping |
| 07/19/2007 | US20070165728 Multi-symbol signals including an initial symbol and an extension portion |
| 07/19/2007 | US20070165727 Approximate linear FM synchronization symbols for a bandwidth configurable OFDM modem |
| 07/19/2007 | US20070165726 Apparatus and method for channel estimation using training signals with reduced signal overhead |
| 07/19/2007 | US20070165702 Apparatus for measuring frequency error of CDMA signals |
| 07/19/2007 | US20070165700 Variable spreading factor-orthogonal frequency and code division et al. |
| 07/19/2007 | US20070165694 Method of tone allocation for tone hopping sequences |
| 07/19/2007 | US20070164557 Identification means |
| 07/18/2007 | EP1695438A4 Amplifier linearization using non-linear predistortion |
| 07/18/2007 | CN101002420A Mobile device and method for providing certificate based cryptography |
| 07/18/2007 | CN101002417A System and method for dis-identifying sensitive information and assocaites records |
| 07/18/2007 | CN101001425A Method of response for changing of network operation mode of user equipment |
| 07/17/2007 | US7246240 Quantum digital signatures |
| 07/17/2007 | US7246236 Method and apparatus for providing peer authentication for a transport layer session |
| 07/17/2007 | US7245725 Dual processor framer |
| 07/17/2007 | US7245722 System and method for distributing key |
| 07/17/2007 | US7245718 Low bandwidth zero knowledge authentication protocol and device |
| 07/12/2007 | WO2007079300A2 Protected port for electronic access to an embedded device |
| 07/12/2007 | WO2007078987A2 Software, systems, and methods for processing digital bearer instruments |
| 07/12/2007 | WO2007041178A3 Quantum key distribution system |
| 07/12/2007 | WO2007040696A3 Content access rights management |
| 07/12/2007 | WO2007011637A3 User mapping information extension for protocols |
| 07/12/2007 | WO2006050074B1 System and method for providing a multi-credential authentication protocol |
| 07/12/2007 | WO2005104720A3 Method and system for managing access to media files |
| 07/12/2007 | WO2005076985A3 Digital watermarking image signals on-chip and photographic travel logs through digital watermarking |
| 07/12/2007 | WO2005060273A3 Security for wireless transmission |
| 07/12/2007 | WO2005010687A3 Logging access attempts to an area |
| 07/12/2007 | WO2002075504A3 A method for billing in a telecommunications network |
| 07/12/2007 | US20070162981 Packet transmitter apparatus |
| 07/12/2007 | US20070162978 Information processing device and method |
| 07/12/2007 | US20070162970 Hardware password accessing method |
| 07/12/2007 | US20070162765 Compatibility check between application and files |
| 07/12/2007 | US20070162763 Key sequence rhythm recognition system and method |
| 07/12/2007 | US20070162759 Protected port for electronic access to an embedded device |
| 07/12/2007 | US20070162747 System and method for encrypting data files |
| 07/12/2007 | US20070160213 Efficient handling of messages, data and keys in media access layers for network communications |
| 07/12/2007 | US20070160212 Modulator autocalibration methods for quantum key distribution |
| 07/12/2007 | US20070160211 Purging of authentication key contexts by base stations on handoff |
| 07/12/2007 | US20070160210 Star pattern partial encryption method |
| 07/12/2007 | US20070160169 Demodulation apparatus and receiving apparatus |
| 07/12/2007 | US20070160159 Device and method of performing channel estimation for ofdm-based wireless communication system |
| 07/12/2007 | US20070160158 Ofdma device and method of correcting frequency offset in ofdma signals |
| 07/12/2007 | US20070160157 Radio transmitter apparatus, radio receiver apparatus, and wireless communication system |
| 07/12/2007 | US20070160156 Wireless communication device employing interference-sensitive mode selection and associated methods |
| 07/12/2007 | US20070160118 Pilot scrambling in communications systems |
| 07/12/2007 | CA2635523A1 Private e-mail system based on an electronic manifest system |
| 07/11/2007 | EP1806915A1 Signal processing apparatus and a control method thereof |
| 07/11/2007 | EP1631917A4 Dynamic service delivery with topology discovery for communication networks |
| 07/11/2007 | CN1998175A Pilot tones in a multi-transmit OFDM system usable to capture transmitter diversity benefits |
| 07/11/2007 | CN1998174A Method and system to generate an image for monitoring user interaction with a computer |
| 07/11/2007 | CN1326008C License creation apparatus, license creation method, and computer program |
| 07/10/2007 | US7243239 Click passwords |
| 07/10/2007 | US7243235 Mandatory access control (MAC) method |
| 07/10/2007 | US7243233 System and method for secure communication between electronic devices |
| 07/10/2007 | US7243179 On-chip inter-subsystem communication |
| 07/10/2007 | US7242790 Video steganography |
| 07/10/2007 | US7242767 Recording medium, data recording method and apparatus, data regenerating method and apparatus, and copy control method |
| 07/10/2007 | US7242766 Method and system for encrypting and decrypting data using an external agent |
| 07/10/2007 | US7242728 Quadrature modulator carrier quadrature error detection method and quadrature modulation device |
| 07/10/2007 | US7242722 Method and apparatus for transmission and reception within an OFDM communication system |
| 07/10/2007 | US7242721 Method for estimating the transfer function of a multicarrier signal transmission channel and corresponding receiver |
| 07/10/2007 | US7242720 OFDM signal communication system, OFDM signal transmitting device and OFDM signal receiving device |
| 07/10/2007 | US7242707 Multiband ultra wideband communications |
| 07/05/2007 | WO2007076264A2 Method and ppaeatus for managing content in a mobile device |
| 07/05/2007 | WO2007055855A3 Proximity detection system for providing wireless authentication |
| 07/05/2007 | WO2007001462A3 Method and apparatus for providing a secure move of a decryption content key |
| 07/05/2007 | WO2007001390A3 System and method for classifying regions of keystroke density with a neural network |
| 07/05/2007 | WO2006069225A3 Track listening and playing service for digital media files |
| 07/05/2007 | WO2006060558A3 Personal digital key and receiver/decoder circuit system and method |
| 07/05/2007 | WO2006044151A3 Single-use password authentication |
| 07/05/2007 | US20070157320 Software, systems, and methods for processing digital bearer instruments |
| 07/05/2007 | US20070157312 Unified networking diagnostics |
| 07/05/2007 | US20070157306 Network threat detection and mitigation |
| 07/05/2007 | US20070157298 Method and system for providing user access to a secure application |
| 07/05/2007 | US20070157294 System and method for virtual tape management with remote archival and retrieval via an encrypted validation communication protocol |
| 07/05/2007 | US20070157292 System, method, and computer-readable medium for just in time access through dynamic group memberships |
| 07/05/2007 | US20070156596 Information processing apparatus, setup method and computer-readable recording medium on which setup program is recorded |
| 07/05/2007 | US20070156588 Scalable leases |
| 07/05/2007 | US20070156586 System and method for comparison of private values |
| 07/05/2007 | US20070154061 Curve Fitting for Synchronizing Readers of Hidden Auxiliary Data |
| 07/05/2007 | US20070154018 Method and apparatus for cryptographically processing data |
| 07/05/2007 | US20070154017 Method for transmitting security context for handover in portable internet system |
| 07/05/2007 | US20070154016 Token-based distributed generation of security keying material |
| 07/05/2007 | US20070154015 Method for cipher key conversion in wireless communication |
| 07/05/2007 | US20070154014 Using a trusted-platform-based shared-secret derivation and WWAN infrastructure-based enrollment to establish a secure local channel |
| 07/05/2007 | US20070153932 Ofdm communication system and method having a reduced peak-to-average power ratio |
| 07/05/2007 | US20070153931 Apparatus and method for determining pilot pattern in a broadband wireless access communication system |
| 07/05/2007 | US20070153930 Apparatus, method and computer program product providing joint synchronization using semi-analytic root-likelihood polynomials for OFDM systems |
| 07/05/2007 | US20070153929 Method for performing frequency selective control channel scheduling in networks using an OFDM spectrum, a base station, a mobile terminal and a network therefor |
| 07/05/2007 | US20070153928 HARQ method and system |
| 07/05/2007 | US20070153927 Receiver apparatus of the adaptive ICI cancellation iterative receiver in wireless communication system and ICI cancellation method |
| 07/05/2007 | US20070153926 System and Method for Improved Channel Estimation for Wireless OFDM Systems |
| 07/05/2007 | US20070153925 Method and apparatus for dynamic switching of space-time coding/decoding method |
| 07/05/2007 | US20070153924 Methods and apparatus for noise estimation in a communication system |
| 07/05/2007 | US20070153923 Method and apparatus for providing a link adaptation scheme for a wireless communication system |
| 07/05/2007 | US20070153922 Receiver and method for channel estimation for multicarrier communication systems |
| 07/05/2007 | US20070153888 Dtv receiver and method of processing broadcast signal in dtv receiver |
| 07/05/2007 | US20070153878 Spur suppression for a receiver in a wireless communication system |
| 07/05/2007 | US20070152638 Method for managing charge levels of batteries in a plurality of apparatuses |
| 07/05/2007 | DE102005051493A1 Vorrichtung zur abhörgeschützten Nahfeld-Kommunikation mit induktiven Transpondern elektronischer Dokumente Apparatus for tap-protected near-field communications transponders with inductive electronic documents |