Patents
Sitemap › H04 - Electric communication technique › H04K - Secret communication; Jamming of communication › H04K 1 - Secret communication
Patents for H04K 1 - Secret communication (16,771)
11/2012
11/29/2012WO2012162128A1 Securing encrypted virtual hard disks
11/29/2012US20120300933 System and method for enhanced rfid instrument security
11/29/2012US20120300929 Method for authenticating onboard units
11/29/2012US20120300928 System and methods for permitting open access to data objects and for securing data within the data objects
11/29/2012US20120300866 Simultaneous transmission of signals, such as orthogonal-frequency-division-multiplexed (ofdm) signals, that include a same frequency
11/27/2012US8320571 Method for generating downlink frame, and method for searching cell
11/27/2012US8320570 Apparatus and method for generating secret key
11/27/2012US8320567 Efficient data path encapsulation between access point and access switch
11/27/2012US8320565 Method for generating downlink frame, and method for searching cell
11/27/2012US8320560 Secure data parser method and system
11/27/2012US8320559 Identity-based-encryption system
11/27/2012US8320558 Encryption of synchronization information
11/27/2012US8320557 Cryptographic system including a mixed radix number generator with chosen statistical artifacts
11/27/2012US8320484 1K mode interleaver in a digital video broadcasting (DVB) standard
11/27/2012US8320483 Radio transmission apparatus, radio reception apparatus, radio transmission-reception system, and method thereof
11/27/2012US8320482 Communication apparatus and offset canceling method
11/27/2012US8320479 Ranking and grouping of transmissions in communication system
11/27/2012US8320478 System and method for generating a signal with a random low peak to average power ratio waveform for an orthogonal frequency division multiplexing system
11/27/2012US8320477 Method for inter-carrier interference cancellation and equalization method, apparatus, and OFDM receiver using the method
11/27/2012US8320476 Communication control system, radio communication terminal and communication control method
11/27/2012US8320475 Inter-carrier interference measurement in orthogonal frequency division multiplexing systems
11/27/2012US8320474 Digital frequency hopping in multi-band OFDM
11/27/2012US8320283 Method and system for utilizing givens rotation expressions for asymmetric beamforming matrices in explicit feedback information
11/21/2012CN1883137B Fast frequency hopping with a code division multiplexed pilot in an OFDMA system
11/21/2012CN101411108B Method and system for synchronizing a receiver in an OFDM system
11/20/2012US8316452 Computer network storage environment with file tracking
11/20/2012US8316241 Data transmitting apparatus, data receiving apparatus, data transmitting method, and data receiving method
11/20/2012US8316239 Decoding information to allow access to computerized systems
11/20/2012US8316233 Systems and methods for accessing secure and certified electronic messages
11/20/2012US8315390 Method for admission control of multiple service flows paging in mobile packet domain
11/20/2012US8315389 Geosecurity methods and devices using geotags derived from noisy location data from multiple sources
11/20/2012US8315387 System and method for data transmission over arbitrary media using physical encryption
11/20/2012US8315386 Method and apparatus for performing VoIP-based communication using bio keys
11/20/2012US8315385 Digital entroping for digital audio reproductions
11/20/2012US8315335 OFDM spectral control
11/20/2012US8315321 Method and mobile communication station for communicating OFDM symbols using two or more antennas
11/20/2012US8315319 Transmitter, multicarrier transmitting method, and receiver
11/20/2012US8315317 Radio communication system, transmitter, receiver and radio communicating method
11/20/2012CA2564917C Message service indication system and method
11/15/2012US20120290809 System and Method of Secure Garbage Collection on a Mobile Device
11/15/2012US20120288097 Content distribution system, management apparatus, and mobile terminal
11/15/2012US20120288095 System and Method for Mobility Management in a Communications System
11/15/2012US20120288094 Secure Modulation and Demodulation
11/15/2012US20120288092 Discovery of security associations for key management relying on public keys
11/14/2012CN102783071A Methods and apparatus for secure distribution and storage of data using n channels
11/14/2012CN102783070A Communication system and communication method
11/14/2012CN101433010B Method and system for securing wireless communications
11/13/2012US8312276 Method for sending and receiving an evaluation of reputation in a social network
11/13/2012US8311221 Architecture for reconfigurable quantum key distribution networks based on entangled photons directed by a wavelength selective switch
11/13/2012US8311216 Packet cipher algorithm based encryption processing device
11/13/2012US8311214 Method for elliptic curve public key cryptographic validation
11/13/2012US8311165 Interference suppression method and interference suppression device
11/13/2012US8311149 Method and apparatus for distorting input signal of digital predistortion (DPD) power amplifier in wireless communication system
11/13/2012US8311148 Transmission signal generating apparatus, method, and program
11/13/2012US8311140 Infrared, CDMA and OFDM signal transmission methods
11/13/2012US8311138 Communication apparatus and communication method
11/13/2012US8311137 Method for DC offset removal in OFDM systems
11/13/2012US8311135 Wireless communication apparatus
11/13/2012US8311134 Method for transmitting scattered pilot signals in multi-carrier system
11/13/2012US8311132 Pilot-assisted doppler frequency estimation
11/08/2012WO2012150601A1 Apparatus and methods for authenticated and automated digital certificate production
11/08/2012US20120284803 Method and apparatus for distributing enforceable property rights
11/08/2012US20120284536 Method and System for Mixed Symmetric and Asymmetric Decryption of .ZIP Files
11/08/2012US20120281834 Generation of Perfectly Secret Keys in Wireless Communication Networks
11/08/2012US20120281833 Method to manage revocations in a group of terminals
11/08/2012US20120281832 Secure wireless communication transceiver
11/08/2012US20120281827 Pseudo-random Number Generation Based on Periodic Sampling of One or More Linear Feedback Shift Registers
11/08/2012DE102011075434A1 Verfahren, Vorrichtung und System zur Bestimmung einer Vertraulichkeit eines Empfangssignals A method, apparatus and system for determining a confidentiality of a received signal
11/07/2012EP2521261A1 Wideband enhanced digital injection predistortion system and method
11/07/2012EP2521260A1 Digital predistortion system and method for high efficiency transmitters
11/07/2012CN1989708B A transmit system, transmit method and transmitter
11/06/2012US8307455 Decryption-key distribution method and authentication apparatus
11/06/2012US8307208 Confidential communication method
11/06/2012US8306486 Methods and apparatus for reducing the average-to-minimum power ratio of communications signals in communications transmitters
11/06/2012US8306475 Method and apparatus for configuring a wireless device through reverse advertising
11/06/2012US8306225 Quantum communication system
11/06/2012US8306217 Cryptographic processing apparatus and cryptographic processing method, and computer program
11/06/2012US8306150 System and method for estimating a transmit channel response and/or a feedback channel response using frequency shifting
11/06/2012US8306138 Communication apparatus and communication method
11/06/2012US8306137 Data processing apparatus and method for use in a 0.5K mode interleaver in a digital video broadcasting standard including DVB-Terrestrial2
11/06/2012US8306134 Variable gain control for high speed receivers
11/06/2012US8306131 Communications systems
11/06/2012US8306130 TFI-OFDM transmission/reception systems for UWB communication and methods thereof for mitigating interference from simultaneously operating piconets
11/06/2012US8305944 Method for transmitting control information
11/01/2012WO2012148257A1 Method for use in multi hop wireless sensor network
10/2012
10/31/2012DE112006003481B4 Verfahren und Vorrichtung zum Ver- und Entschlüsseln einer Folge von Datenelementen über eine Folge von Verschlüsselungsperioden Method and apparatus for encoding and decoding a sequence of data elements over a sequence of encryption periods
10/30/2012US8302158 Secure legacy media peripheral association with authentication in a media exchange network
10/30/2012US8301909 System and method for managing external storage devices
10/30/2012US8301891 Localized network authentication and security using tamper-resistant keys
10/30/2012US8301453 Watermark synchronization signals conveying payload data
10/30/2012US8300824 System and method for encrypting data using a cipher text in a communications environment
10/30/2012US8300823 Encryption and compression of data for storage
10/30/2012US8300822 System for secure packet communication
10/30/2012US8300821 Digital broadcasting system and method of processing data in digital broadcasting system
10/30/2012US8300820 Method of embedding a digital watermark in a useful signal
10/30/2012US8300813 Secure information transfer based on global position
10/30/2012US8300811 Method and device for processing data
10/30/2012US8300810 Method for securely encrypting or decrypting a message
10/30/2012US8300806 Duo codes for product authentication
10/30/2012US8300805 AES core with independent inputs and outputs
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