Patents
Patents for H04K 3 - Jamming of communication; Counter-measures (1,951)
12/2008
12/18/2008WO2008011504A3 Broadband multi-channel detector with signal and jamming discrimination
12/11/2008US20080305735 Mobile telephone jamming system for automobiles
12/04/2008WO2008147506A1 On frequency repeater with agc stability determination
12/04/2008WO2008147290A1 Warhead
12/03/2008EP1997253A2 Mobile communication system and a mobile station, a base transceiver station and a method for use therein
12/02/2008US7460665 Cipher strength evaluation apparatus
11/2008
11/27/2008WO2008112244A3 High power bipolar pulse generators with impedance transformation
11/27/2008US20080293353 Cognitive radio methodology, physical layer policies and machine learning
11/27/2008US20080293352 Identification of self jammer tone for suppression thereof in rfid systems or the like
11/25/2008US7456726 Method and apparatus for improving the efficiency and accuracy of RFID systems
11/20/2008WO2008138105A1 A method and device for estimation of the transmission characteristics of a radio frequency system
11/20/2008WO2008062331A3 Privacy method, device and computer program
11/20/2008DE3039025B3 Anordnung zur Messung der Periode eines Signals Arrangement for measuring the period of a signal
11/12/2008CN101305539A Method and system for secure communication
11/11/2008US7450716 Device and method for encrypting data
10/2008
10/30/2008US20080268769 Apparatus and method for interfering with wireless communications devices in response to transmission power detection
10/30/2008US20080268768 Apparatus and method for interfering with wireless communications devices positioned in a volume occupied by a human driver
10/30/2008US20080268767 Apparatus and method for selective interfering with wireless communications devices
10/30/2008US20080268766 Preventing mobile communications in a quiet zone using artificially imposed signal time delay
10/30/2008US20080267330 Feedback of reinterleaved correctly decoded data block to decoder for use in additional channel decoding operations of channel coded word containing data block
10/23/2008WO2007106694A3 Methods of suppressing gsm wireless device threats in dynamic or wide area static environments using minimal power consumption and collateral interference
10/23/2008US20080261509 Distributed Wireless Communications for Tactical Network Dominance
10/22/2008EP1982210A1 Method for creating interference, and jamming arrangement
10/16/2008US20080254738 System And Method For Suppressing Radio Frequency Transmissions
10/16/2008US20080254737 Ionizing Communication Disruptor Unit
10/14/2008US7436877 Method and apparatus to perform surgical reactive jamming while maintaining simultaneous tactical communications
10/01/2008EP1976227A2 Method and system for monitoring a selected region of an airspace associated with local area networks of computing devices
10/01/2008EP1976171A2 Secure communication system between a contactless card reader and a card
09/2008
09/30/2008US7430301 Method for the enhancement of complex peaks
09/17/2008EP1969750A1 Jamming device for mobile communication
09/11/2008US20080220715 Controlling Use Of Devices In Large Restricted Areas
09/09/2008US7424738 RF firewall for a wireless network
09/09/2008US7424286 Transmitter/receiver system, mobile transmitter/receiver apparatus, communication management apparatus, broadcasting station carrier receiver apparatus, and method of attempting communication of call origination information
09/09/2008US7423575 Method and apparatus for protecting personnel and material from RF-based threats using ultra-wideband (UWB) transmission
08/2008
08/28/2008US20080207113 Noise-Generating Device and Method
08/28/2008DE102007008854A1 Method for deception of navigation receivers, particularly satellite navigation receivers, involves controlling position recording device for receiving navigation signals of navigation system
08/28/2008DE102007008853A1 Illusion field detecting method for e.g. global positioning system receiver, involves providing reference periodic information, and comparing reference periodic information with periodic information contained in navigation signals
08/19/2008US7414568 Low irradiance sensor with iterative angular resolution
08/14/2008US20080191924 Method and apparatus for protecting personnel and materiel from rf-based threats using ultra-wideband (uwb) transmission
07/2008
07/24/2008WO2008086599A1 Method and apparatus for reducing probability of detection, improving jamming resistance and security for broadband wireless systems
07/23/2008EP1946471A1 Method and system for secure communication
07/15/2008US7400831 Method of detecting the presence of cross-talk and apparatus therefor
07/15/2008US7400287 Smart chaff
07/10/2008US20080166962 Method and Device For Providing Active Security to a Contact-Free Electronic Device
06/2008
06/19/2008US20080143580 Jammer detection and suppression for wireless communication
06/12/2008US20080138066 Method and system for band blocking in an optical telecommunication network
06/04/2008CN100393143C Enhanced interference predicting method for mobile communication network plan
05/2008
05/29/2008US20080125029 AutoCellSafe - A method for the selective disabling of cellular communications while a motor vehicle is being operated.
05/28/2008EP1926242A1 Method for detecting the use of radio frequency signal inhibitors in wireless communications systems
05/27/2008US7378626 Directed infrared countermeasures (DIRCM) system and method
05/22/2008US20080119130 Systems and methods for proactively enforcing a wireless free zone
05/21/2008EP1922831A1 Mobile jamming transmission antenna
05/20/2008US7376384 Wireless data network security
05/20/2008US7375444 Microwave generator
05/07/2008EP1917750A1 Method for the recognition of a jamming transmitter, communication terminal, and evaluation unit
05/02/2008WO2005112322A3 Portable communication device for supporting multiple communication modes over a common changeable antenna structure
05/01/2008US20080100494 Wireless communication system, wireless communication apparatus, wireless communication method, and computer program
04/2008
04/17/2008US20080090512 Method of managing the restriction of incoming services
04/15/2008US7359773 Wireless relay for payment enforcement devices and method of using same
04/03/2008US20080081552 Detecting and thwarting content signals originating from theatrical performances
04/03/2008US20080081551 Radio frequency identification apparatus, system and method adapted for self-jammer cancellation
04/03/2008US20080080706 Code conversion apparatus, code conversion method, and computer product
03/2008
03/25/2008US7349544 Wireless perimeter security device and network using same
03/20/2008US20080069561 Adaptive optical signal processing with multimode waveguides
03/19/2008EP1901085A1 GNSS Receiver IC package
03/18/2008US7346310 Method for verifying anti-scrambling efficiency of a communication system
03/12/2008EP1897392A1 Method for inhibiting wireless communications within the body of a mobile platform, and system therefor
03/12/2008CN100375508C Automatic anti-interference satellite digital broadcast television receiver
03/06/2008DE102006040102A1 Verfahren und Vorrichtung zur selektiven Störung von Empfängern, insbesondere von Systemen zur satellitengestützten Positionsbestimmung Method and apparatus for the selective disturbance of receivers, in particular of systems for satellite-based position determination
03/05/2008EP1895262A2 Method and system for defence against ground-to-air missiles
02/2008
02/28/2008US20080052767 Wireless Perimeter Security Device and Network Using Same
02/26/2008US7336216 Parachuted radar decoy
02/21/2008US20080046992 Wireless Perimeter Security Device and Network Using Same
02/21/2008US20080046972 Wireless Perimeter Security Device and Network Using Same
02/21/2008US20080046566 Wireless Perimeter Security Device and Network Using Same
02/21/2008US20080043695 Wireless Perimeter Security Device and Network Using Same
02/14/2008DE102006036082A1 Control device for shielding signals of mobile radio system in aircraft, determines interference signal from received mobile radio signal, so that power of interference signal is adjusted to receive mobile radio signal within room
02/06/2008EP1794918B1 Secure contactless communication device and method
02/05/2008US7327794 Method and apparatus for detecting a jammed channel in a block oriented digital communication system
01/2008
01/31/2008US20080026689 System for simultaneously communicating and jamming other RF signals
01/31/2008US20080024294 Systems, devices, and methods for selectively preventing data transfer from a medical device
01/31/2008DE102006033374A1 High power microwave pulse producing and radiating device, has Marx generator equipped with electrodes of discharger in series with switchable capacitors and serving directly as resonator and dipole antenna
01/17/2008WO2007104009A3 Mobile communication system and a mobile station, a base transceiver station and a method for use therein
01/15/2008US7318368 Radio frequency jammer
12/2007
12/25/2007US7313358 Communication system for redirecting communication with radio frequency devices
12/18/2007US7310734 Method and system for securing a computer network and personal identification device used therein for controlling access to network components
12/13/2007US20070287376 Techniques for setting and indicating presence for a device
12/06/2007US20070281603 Method for Automobile Safe Wireless Communications
12/04/2007US7304607 Microwave self-phasing antenna arrays for secure data transmission and satellite network crosslinks
11/2007
11/29/2007WO2007136311A1 A method and a device in a mobile station for maintaining a communication link to a radio base station in a cellular telephony system
11/29/2007WO2007136309A1 A method and a device for gaining and maintaining control of the traffic from a radio base station in a cellular telephony system.
11/29/2007WO2007135664A2 System and method for real-time authentication and notification for inter-personal communications
11/15/2007WO2005091816A3 Intelligent radio scanning
11/15/2007US20070264929 Satellite communication system architecture
11/08/2007WO2007106694A9 Methods of suppressing gsm wireless device threats in dynamic or wide area static environments using minimal power consumption and collateral interference
11/08/2007US20070258592 Systems and Methods for Multiplexing Qkd Channels
11/01/2007WO2007016641A3 Methods of remotely identifying, suppressing and/or disabling wireless devices of interest
11/01/2007US20070252687 Method and apparatus for improving the efficiency and accuracy of rfid systems
11/01/2007US20070252677 Method and apparatus for improving the efficiency and accuracy of rfid systems
10/2007
10/30/2007US7289761 Systems, devices, and methods for selectively preventing data transfer from a medical device
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