| Patents for H04K 1 - Secret communication (16,771) | 
|---|
| 12/17/2009 | US20090310781 Method and apparatus for authentication of portable electronic devices  | 
| 12/17/2009 | US20090310475 Method for scheduling distributed virtual resource blocks  | 
| 12/17/2009 | DE19629467A1 Kommunikationssystem und Kommunikationsverfahren Communication system and communication method  | 
| 12/16/2009 | EP2132894A1 System and method for implementing content protection in a wireless digital system  | 
| 12/15/2009 | US7634662 Method for incorporating facial recognition technology in a multimedia surveillance system  | 
| 12/15/2009 | US7634657 Reducing the probability of undetected collisions in hash-based data block processing  | 
| 12/15/2009 | US7634447 Method of recording and reproducing sample data to/from a recording medium and sample data containing recording medium  | 
| 12/15/2009 | US7634252 Mobility management in wireless networks  | 
| 12/15/2009 | US7634091 System and method of hiding cryptographic private keys  | 
| 12/15/2009 | US7634087 Systems and methods for identity-based encryption and related cryptographic techniques  | 
| 12/15/2009 | US7634085 Identity-based-encryption system with partial attribute matching  | 
| 12/15/2009 | US7634084 Prime calculation device, method, and key issuing system  | 
| 12/15/2009 | US7634024 Adaptive peak windowing for crest factor reduction in a communication system transmitter  | 
| 12/15/2009 | US7634022 Polar modulator and wireless communication apparatus using the same  | 
| 12/15/2009 | US7634014 Adaptive pilot allocation method and apparatus for use in a communication system  | 
| 12/15/2009 | US7634013 DC offset estimation and compensation of OFDM radio receivers by weighted averaging over a section of the training sequence  | 
| 12/15/2009 | CA2318415C Video program bearing transport stream remultiplexer  | 
| 12/10/2009 | WO2009148641A1 Ocdm-based photonic encryption system with provable security  | 
| 12/10/2009 | US20090307754 Methods, systems, and storage mediums for implementing issue notification and resolution activities  | 
| 12/10/2009 | US20090307496 Method of deriving and updating traffic encryption key  | 
| 12/10/2009 | US20090307494 Methods and device for electronic entities for the exchange and use of rights  | 
| 12/10/2009 | US20090307484 Wireless access point security for multi-hop networks  | 
| 12/10/2009 | US20090304184 Mobile communication system, mobile communication method, wireless base station, and mobile station  | 
| 12/10/2009 | US20090304182 System and method for providing information using audio watermarking  | 
| 12/10/2009 | US20090304099 Digital signal transmission and reception  | 
| 12/10/2009 | US20090304096 System and method for randomized antenna allocation in asynchronous mimo multi-hop networks  | 
| 12/08/2009 | US7631195 System and method for providing security to a portable storage device  | 
| 12/08/2009 | US7631192 Network apparatus for accessing services over a network  | 
| 12/08/2009 | US7631186 Mobile terminal authentication method capable of reducing authentication processing time and preventing fraudulent transmission/reception of data through spoofing  | 
| 12/08/2009 | US7631127 Methods and systems for varying bus frequencies  | 
| 12/08/2009 | US7631048 Method and system for personal policy-controlled automated response to information transfer requests  | 
| 12/08/2009 | US7630496 Arrangement and method for adapting mobile field device  | 
| 12/08/2009 | US7630495 Method for protecting electronic device, and electronic device  | 
| 12/08/2009 | US7630492 Secure audio stream scramble system  | 
| 12/08/2009 | US7630452 Method and apparatus for an ultra-wideband radio utilizing MEMS filtering  | 
| 12/08/2009 | US7630450 OFDM channel estimator  | 
| 12/08/2009 | US7630449 Method and receiver capable of increasing acquisition efficiency in a code division multiple access communication system  | 
| 12/08/2009 | US7630448 Impulse noise reduction to an MCM signal  | 
| 12/08/2009 | US7628322 Methods, system and mobile device capable of enabling credit card personalization using a wireless network  | 
| 12/03/2009 | US20090300708 Method for Improving Comprehension of Information in a Security Enhanced Environment by Representing the Information in Audio Form  | 
| 12/03/2009 | US20090296925 Transmission apparatus and transmission method  | 
| 12/03/2009 | US20090296842 Soft output m-algorithm receiver structures with generalized survivor selection criteria for mimo systems  | 
| 12/03/2009 | US20090296788 Closed-loop signalling method for controlling multiple transmit beams and correspondingly adapted transceiver devices  | 
| 12/03/2009 | US20090296684 Packet synchronizing for communications over a wireless communication system  | 
| 12/02/2009 | EP2127173A2 Digital signal processing method and system employing such method  | 
| 12/02/2009 | EP2127172A2 Generation systems and methods for transaction identifiers having biometric keys associated therewith  | 
| 12/02/2009 | EP2127171A1 Method and apparatus for providing games and content  | 
| 12/02/2009 | EP2127170A2 Programmatically transferring applications between handsets based on license information  | 
| 12/02/2009 | EP2126516A2 Transfer function control for biometric monitoring system and related method  | 
| 12/02/2009 | CN101595675A Method and system for inter-subnet pre-authentication  | 
| 12/02/2009 | CN100566231C Compensation for non-linear distortion in a modem receiver  | 
| 12/02/2009 | CN100566224C Method and apparatus for pulse overlap pre-compensation in digitally modulated signals  | 
| 12/02/2009 | CN100566133C Equipment and method for amplifying input signal with input signal power  | 
| 12/01/2009 | US7627768 Method and device for automatic validation of computer program using cryptography functions  | 
| 12/01/2009 | US7627757 Message service indication system and method  | 
| 12/01/2009 | US7627749 System and method for processing data and communicating encrypted data  | 
| 12/01/2009 | US7627747 Hardware/software partitioning for encrypted WLAN communications  | 
| 12/01/2009 | US7627126 Systems and methods for implementing path length control for quantum cryptographic systems  | 
| 12/01/2009 | US7627124 Wireless communication authentication process and system  | 
| 12/01/2009 | US7627123 Wireless network having multiple security interfaces  | 
| 12/01/2009 | US7627120 Enhanced security for voice mail passwords  | 
| 12/01/2009 | US7627113 Method and system for hardware accelerator for implementing f8 confidentiality algorithm in WCDMA compliant handsets  | 
| 12/01/2009 | US7627056 System and method for orthogonally multiplexed signal transmission and reception on a non-contiguous spectral basis  | 
| 12/01/2009 | US7627049 Sampling frequency offset tracking method and OFDM system using the same  | 
| 12/01/2009 | US7627047 Orthogonal frequency division multiplexing (OFDM) receiver  | 
| 12/01/2009 | US7627045 System, method, apparatus, and computer program for wireless communication  | 
| 11/26/2009 | WO2009142804A2 Broadband pilot channel estimation using a reduced order fft and a hardware interpolator  | 
| 11/26/2009 | US20090292640 Method and system for synchronizing an online application and a portable device  | 
| 11/26/2009 | US20090290754 Deriving Identifying Data From Video and Audio  | 
| 11/26/2009 | US20090290653 Method for transmitting pilot for multiple carrier system  | 
| 11/25/2009 | EP2122881A1 Method and apparatus for distribution of money transfers  | 
| 11/25/2009 | EP2122880A1 Pin block replacement  | 
| 11/25/2009 | EP2122876A1 Method and apparatus for reducing probability of detection, improving jamming resistance and security for broadband wireless systems  | 
| 11/25/2009 | CN101589569A Secure password distribution to a client device of a network  | 
| 11/24/2009 | US7624431 802.1X authentication technique for shared media  | 
| 11/24/2009 | US7624283 Protocol for trusted platform module recovery through context checkpointing  | 
| 11/24/2009 | US7624272 Platform information for digital signatures  | 
| 11/24/2009 | US7624270 Inter subnet roaming system and method  | 
| 11/24/2009 | US7623666 Automatic setting of security in communication network system  | 
| 11/24/2009 | US7623664 System providing dynamic quality of service signaling messages in a cable telephony network  | 
| 11/24/2009 | US7623656 Stream cipher encryption and message authentication  | 
| 11/24/2009 | US7623591 Diversity receiver  | 
| 11/24/2009 | US7623583 Apparatus and method for tracking a sampling clock of multi-carrier communication system  | 
| 11/24/2009 | US7623580 Simultaneous multiple channel receiver  | 
| 11/24/2009 | US7623579 Method of demodulating OFDM type signals in the presence of strong co-channel interference signals  | 
| 11/24/2009 | US7623578 Time domain equalization using frequency domain operations  | 
| 11/19/2009 | WO2009140654A2 Identity based symmetric cryptosystem using secure biometric model  | 
| 11/19/2009 | WO2009139777A1 Security futures contract with selectable expiration  | 
| 11/19/2009 | US20090287935 Common access card heterogeneous (cachet) system and method  | 
| 11/19/2009 | US20090287930 Identity based symmetric cryptosystem using secure biometric model  | 
| 11/19/2009 | US20090287608 Multiple customer and multiple location pc service provider system  | 
| 11/19/2009 | US20090285446 Signal Embedding and Detection using Circular Structures in a Transform Domain of a Media Signal  | 
| 11/19/2009 | US20090285391 Communicating media content from a DVR to a portable device  | 
| 11/18/2009 | EP2119075A2 Encryption- and decryption-enabled interfaces  | 
| 11/17/2009 | US7620952 Universal registration system  | 
| 11/17/2009 | US7620386 Establishing a collaborative domain among communication terminals responsive to authentication  | 
| 11/17/2009 | US7620253 Steganographic systems and methods  | 
| 11/17/2009 | US7620200 Authentication of identification documents  | 
| 11/17/2009 | US7620183 Method for establishing a connection between a terminal and an operating mobile radio network, mobile radio network and terminal used in such a method  | 
| 11/17/2009 | US7620182 QKD with classical bit encryption  |