| Patents for H04K 1 - Secret communication (16,771) |
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| 02/07/2008 | US20080034218 Key sequence rhythm guidance recognition system and method |
| 02/07/2008 | US20080034217 Security For A Personal Communication Device |
| 02/07/2008 | US20080034216 Mutual authentication and secure channel establishment between two parties using consecutive one-time passwords |
| 02/07/2008 | US20080034201 agile network protocol for secure communications with assured system availability |
| 02/07/2008 | US20080033884 Systems and Methods Using Cryptography to Protect Secure Computing Environments |
| 02/07/2008 | US20080033734 Internet-based system and method for transacting videogame wager contracts between remote, online skill-game players where such gaming activity occurs external to and independent of the present invention |
| 02/07/2008 | US20080031453 Method and apparatus for decrypting a communication |
| 02/07/2008 | US20080031452 Digital identification of unique game characteristics |
| 02/07/2008 | US20080031450 Signal processor and signal processing method |
| 02/07/2008 | US20080031444 Apparatus for performing a fault detection operation and method thereof |
| 02/07/2008 | US20080031443 Apparatus for performing a fault detection operation and method thereof |
| 02/07/2008 | US20080031381 Transmission circuit and communication device |
| 02/07/2008 | US20080031371 Frequency synthesizer and frequency synthesizing method |
| 02/07/2008 | US20080031370 Method and apparatus for OFDM channel estimation |
| 02/07/2008 | US20080031369 Apparatus and methods for multi-carrier wireless access with energy spreading |
| 02/07/2008 | CA2659941A1 Global telecommunications network proactive repository, with communication network overload management |
| 02/07/2008 | CA2655748A1 Verification error reduction system |
| 02/06/2008 | EP1884052A1 Systems and methods for integrity certification and verification |
| 02/06/2008 | CN101120625A Loudspeaker with an integrated woofer frame and baffle component |
| 02/06/2008 | CN101120529A Method and apparatus for combining space-frequency block coding, spatial multiplexing and beamforming in a mimo-ofdm system |
| 02/06/2008 | CN101120377A A system and method for interactive marketing |
| 02/05/2008 | US7328352 Apparatus and method for reading or writing user data |
| 02/05/2008 | US7328350 Method and apparatus for secure cryptographic key generation, certification and use |
| 02/05/2008 | US7328345 Method and system for end to end securing of content for video on demand |
| 02/05/2008 | US7328342 Method for secure communication between two devices |
| 02/05/2008 | US7327934 Data reproduction apparatus, data recording apparatus, circuit element, data reproduction method and data recording method |
| 02/05/2008 | US7327846 Secure cryptographic key exchange and verifiable digital signature |
| 02/05/2008 | US7327845 Transmission of encrypted messages between a transmitter and a receiver utilizing a one-time cryptographic pad |
| 02/05/2008 | US7327802 Method and apparatus for canceling the transmitted signal in a homodyne duplex transceiver |
| 02/05/2008 | US7327795 System and method for wireless communication systems |
| 02/05/2008 | US7327794 Method and apparatus for detecting a jammed channel in a block oriented digital communication system |
| 02/05/2008 | US7327793 DMT peak reduction without affecting transmission signal |
| 02/05/2008 | US7327776 Time domain spreading method and apparatus for a UWB receiver comprising fast fourier transform and exchange of real and imaginary complex signal components |
| 02/05/2008 | US7327775 CDMA receiver |
| 01/31/2008 | WO2008013525A1 Common access card heterogeneous (cachet) system and method |
| 01/31/2008 | WO2008012800A2 Energy-efficient uplink slot allocation in time-frequency division multiple access systems |
| 01/31/2008 | WO2008012795A2 Method, mobile media player and computer readable medium for sharing media content |
| 01/31/2008 | WO2008012794A2 Method, device and computer readable medium for utilizing media content |
| 01/31/2008 | WO2008012793A2 Device and computer readable medium for providing content |
| 01/31/2008 | WO2007137283A3 Electronic transaction apparatus and method |
| 01/31/2008 | WO2007136986A3 System and method for worldwide bill payment |
| 01/31/2008 | WO2007073490A3 Crest factor reduction system and method for ofdm transmission systems using selective sub-carrier degradation |
| 01/31/2008 | WO2007041170A3 System for digital rights management using advanced copy with issue rights and managed copy tokens |
| 01/31/2008 | WO2006096354A3 One-way synchronization of a two-way qkd system |
| 01/31/2008 | US20080028473 Method of retaining and accessing receipt of purchase |
| 01/31/2008 | US20080028232 Key sequence recognition and password hardening system and method |
| 01/31/2008 | US20080028231 Key sequence trustable activation recognition system and method |
| 01/31/2008 | US20080028228 Method and system for access authentication |
| 01/31/2008 | US20080027878 Systems and methods for establishing a space planning network |
| 01/31/2008 | US20080025511 Data Communication System |
| 01/31/2008 | US20080025510 Incorporating shared randomness into distributed cryptography |
| 01/31/2008 | US20080025503 Security method using self-generated encryption key, and security apparatus using the same |
| 01/31/2008 | US20080025495 Method and System for Securing Scrambled Data |
| 01/31/2008 | US20080025422 Energy-efficient uplink slot allocation in time-frequency division multiple access systems |
| 01/31/2008 | US20080025420 Precursor detection using correlation in time-domain in an ofdm communications system |
| 01/31/2008 | US20080025419 Unified receiver structure for tds-ofdm signals and tds single carrier signals |
| 01/31/2008 | US20080025418 Method for channel estimation |
| 01/31/2008 | US20080025417 Synchronization circuits, orthogonal frequency division multiplexing (OFDM) receivers, and related methods and computer program products |
| 01/31/2008 | US20080025384 Method and apparatus for frequency domain exualization based upon a decision feedback in a tds-ofdm receiver |
| 01/30/2008 | CN101116273A Security for wireless transmission |
| 01/30/2008 | CN100366015C Cipher key setting system, access point, and cipher key setting method |
| 01/29/2008 | US7325247 Information management method using a recording medium with a secure area and a user-use area |
| 01/29/2008 | US7325143 Digital identity creation and coalescence for service authorization |
| 01/29/2008 | US7325141 Method and system for secure access |
| 01/29/2008 | US7325140 Secure management access control for computers, embedded and card embodiment |
| 01/29/2008 | US7325134 Localized network authentication and security using tamper-resistant keys |
| 01/29/2008 | US7325133 Mass subscriber management |
| 01/29/2008 | US7325132 Authentication method, system and apparatus of an electronic value |
| 01/29/2008 | US7325129 Method for altering encryption status in a relational database in a continuous process |
| 01/29/2008 | US7324974 Digital data file encryption apparatus and method |
| 01/29/2008 | US7324735 Image processing |
| 01/29/2008 | US7324646 Method and apparatus for film anti-piracy |
| 01/29/2008 | US7324613 Multi-layer differential phase shift keying with bit-interleaved coded modulation and OFDM |
| 01/29/2008 | US7324604 System and method for shaping ultra wide bandwidth signal spectrum |
| 01/29/2008 | US7324601 Coarse frequency synchronization method and apparatus in OFDM system |
| 01/29/2008 | US7324599 Frequency correction for a multicarrier system |
| 01/24/2008 | WO2008011451A2 Reduced feedback transmit beamforming |
| 01/24/2008 | WO2008009743A2 Anti-counterfeit packaging |
| 01/24/2008 | WO2006127229A8 Cryptographic authentication and/or establishment of shared cryptographic keys, including, but not limited to, password authenticated key exhange (pake) |
| 01/24/2008 | WO2006113524A3 Roaming encryption key rekeying apparatus and method |
| 01/24/2008 | WO2006071239A3 System and method for secure ad hoc mobile communications and applications |
| 01/24/2008 | US20080022411 Method for local conditional access for mobile equipments |
| 01/24/2008 | US20080022408 Method for exchanging a 3D view between a first and a second user |
| 01/24/2008 | US20080022131 Information processing apparatus, information recording medium manufacturing method, and computer program |
| 01/24/2008 | US20080022120 System, Method and Computer Program Product for Secure Access Control to a Storage Device |
| 01/24/2008 | US20080022119 Method and apparatus for preventing illegal access in electronic device |
| 01/24/2008 | US20080022118 Information processing apparatus and control method thereof |
| 01/24/2008 | US20080021840 Method and system for hand geometry recognition biometrics on a fob |
| 01/24/2008 | US20080019560 Securing Media Content with Steganographic Encoding |
| 01/24/2008 | US20080019525 Method and apparatus for encrypted communications using ipsec keys |
| 01/24/2008 | US20080019523 Data Communication Apparatus |
| 01/24/2008 | US20080019522 Method For Managing A Communication Session in a Communication Network |
| 01/24/2008 | US20080019521 Apparatus and method for encrypting security key in mobile communication terminal |
| 01/24/2008 | US20080019520 Communication apparatus and method thereof |
| 01/24/2008 | US20080019513 Method and apparatus for synchronous stream cipher encryption with reserved codes |
| 01/24/2008 | US20080019457 Reduced feedback transmit beamforming |
| 01/24/2008 | US20080019453 Constrained clipping for peak-to-average power ratio (crest factor) reduction in multicarrier transmission systems |
| 01/23/2008 | EP1881638A1 Method and apparatus for encrypting transmissions in a communication system |
| 01/23/2008 | EP1880344A2 Security enhancements of digital watermarks for multi-media content |
| 01/23/2008 | EP1084543B1 Using unpredictable informaion to minimize leakage from smartcards and other cryptosystems |