| Patents for H04K 3 - Jamming of communication; Counter-measures (1,951) |
|---|
| 08/01/2001 | EP0986870B1 Radiotelephone filtering apparatus |
| 07/26/2001 | WO2001054429A2 Transmitter/receiver system, mobile transmitter/receiver apparatus, communication management apparatus, broadcasting station carrier receiver apparatus, and method of attempting communication of call origination information |
| 07/26/2001 | WO2001054428A2 Call origination method using broadcast system |
| 07/05/2001 | US20010006886 Communication inhibiting device and communication inhibiting system |
| 06/13/2001 | EP1107191A1 System and method for suppressing conducted emissions by a cryptographic device comprising an integrated circuit |
| 05/31/2001 | WO2001039401A1 Call suppressor for spread spectrum portable telephone |
| 05/10/2001 | WO2001033734A1 A system and method for monitoring a wiretap |
| 05/02/2001 | CN1293840A Receiver and receiving method |
| 03/28/2001 | EP1087559A1 Canceller for jamming wave by interference |
| 03/21/2001 | CN2424581Y Omnibearing seeking multi-frequency wave inhibitor |
| 03/07/2001 | EP1080546A1 Receiving method and receiver for spread sprectrum signals |
| 02/27/2001 | US6195529 Transmission blocker for mobile radio stations and method for preventing transmission activities of a mobile radio station |
| 02/08/2001 | WO2000076079B1 System and method for applying and removing gaussian covering functions |
| 02/01/2001 | WO2001008328A1 Device and system for preventing telephone call |
| 01/11/2001 | WO2001003352A1 Jammer |
| 12/20/2000 | EP1061686A1 Call masking system for mobile telephone |
| 12/20/2000 | CN2411628Y Magnetic leakage loophole repair device |
| 12/20/2000 | CN1277503A Method for intensifying security of information transmission |
| 12/14/2000 | WO2000076079A1 System and method for applying and removing gaussian covering functions |
| 10/31/2000 | US6141371 Jamming suppression of spread spectrum antenna/receiver systems |
| 10/25/2000 | EP1047215A2 A method of enhancing security for the transmission of information |
| 10/19/2000 | CA2302140A1 A method of enhancing security for the transmission of information |
| 10/18/2000 | CN1057651C JTIDS signal direction finding and hopping-relieving intercept receiving method based on first-order bandpass sampling |
| 09/28/2000 | WO2000057592A1 Communication blocking device and communication blocking method |
| 09/28/2000 | DE19913320A1 Inaktivierung sicherheitsgefährdender Kommunikationsgeräte Inactivation safety hazardous communication devices |
| 09/27/2000 | EP1039651A2 Method of deactivating communications devices causing a safety risk |
| 09/21/2000 | WO2000055984A1 Receiving method and receiver for spread spectrum signals |
| 09/19/2000 | US6122309 Method and apparatus for performing interference suppression using modal moment estimates |
| 09/13/2000 | EP1034411A1 Pyro-acoustic generator for protecting submarines and surface ships |
| 09/12/2000 | US6118805 Method and apparatus for performing frequency hopping adaptation |
| 09/05/2000 | US6114684 Laser listening device detector |
| 08/29/2000 | US6112052 Remote controlled noise jamming device |
| 08/22/2000 | US6107954 Optical RF support network |
| 07/25/2000 | CA2045619C Method and apparatus for preventing external detection of signal information |
| 07/05/2000 | CN1259241A Radiotelephone filtering apparatus |
| 07/04/2000 | US6084919 Communication unit having spectral adaptability |
| 06/14/2000 | EP1008246A2 Jamming suppression of spread spectrum antenna/receiver systems |
| 06/07/2000 | EP1005729A1 Devices enabling radiotelephones to manage filtering and interference |
| 05/25/2000 | WO2000030281A1 Method and system for securing wavelength division multiplex systems |
| 05/03/2000 | EP0904551B1 Spoofing detection system for a satellite positioning system |
| 03/22/2000 | EP0986870A1 Radiotelephone filtering apparatus |
| 02/09/2000 | EP0978000A1 Increased jamming immunity by optimizing processing gain for gps/ins systems |
| 01/19/2000 | EP0972349A1 Interference suppression using modal moment estimates |
| 12/16/1999 | WO1999065176A1 Radiofrequency device for inhibiting tone ringing and interference caused by portable telephones |
| 12/16/1999 | WO1999065173A1 Canceller for jamming wave by interference |
| 12/01/1999 | CN2351910Y Electromagnetic wave interference preventing shell fragment |
| 11/24/1999 | CN1236528A Cellular communications firewall |
| 11/17/1999 | EP0956674A1 Apparatus for protecting against radiowave transmission from a mobile communication device |
| 11/09/1999 | US5983160 Increase jamming immunity by optimizing processing gain for GPS/INS systems |
| 09/15/1999 | CN1228889A System and method for adaptive interference cancelling |
| 09/08/1999 | EP0940051A2 Cellular communications firewall |
| 09/07/1999 | US5950110 Jamming detection in a wireless security system |
| 09/02/1999 | WO1999044322A1 Call masking system for mobile telephone |
| 08/31/1999 | CA2121684C Automatic gain control for reducing effects of jamming |
| 08/17/1999 | US5940509 Method and apparatus for controlling country specific frequency allocation |
| 08/05/1999 | WO1999039473A1 Frequency hopping adaptation |
| 08/05/1999 | WO1999039472A1 Communication unit having spectral adaptability |
| 08/05/1999 | WO1999039445A1 Interference suppression using modal moment estimates |
| 07/20/1999 | CA2092125C Apparatus and method for real time interference signal rejection |
| 06/10/1999 | WO1999028699A1 Pyro-acoustic generator for protecting submarines and surface ships |
| 06/10/1999 | CA2312780A1 Pyro-acoustic generator for protecting submarines and surface ships |
| 06/02/1999 | CN2322326Y Anti radio interference double-filter combination type inhibitor |
| 04/15/1999 | WO1999018688A1 Apparatus for protecting against radiowave transmission from a mobile communication device |
| 04/14/1999 | EP0908018A2 System and method for adaptive interference cancelling |
| 04/14/1999 | CN1213908A Method, and system, and base station, and mobile station |
| 03/31/1999 | EP0904551A1 Spoofing detection system for a satellite positioning system |
| 03/31/1999 | EP0591393B1 A method and an apparatus for preventing extraneous detection of signal information |
| 03/24/1999 | CN1212091A Automatic channel switching for jamming avoidance in burst-mode packet data wireless communication networks |
| 03/04/1999 | WO1998056192A3 Cellular communications firewall |
| 02/09/1999 | US5870425 Differential receiver of direct sequence spread spectrum signals |
| 01/14/1999 | WO1999001958A1 Devices enabling radiotelephones to manage filtering and interference |
| 01/13/1999 | EP0891110A1 Method and system for preventing a mobile station from causing disturbance |
| 01/10/1999 | CA2240540A1 Method, and system, and base station, and mobile station |
| 01/07/1999 | EP0885490A3 Automatic channel switching for jamming avoidance in burst-mode packet data wireless communication networks |
| 12/23/1998 | EP0885490A2 Automatic channel switching for jamming avoidance in burst-mode packet data wireless communication networks |
| 12/10/1998 | WO1998056192A2 Cellular communications firewall |
| 12/10/1998 | WO1998056130A1 Radiotelephone filtering apparatus |
| 12/10/1998 | WO1998034412A3 Method and device for disabling cellular phones |
| 12/10/1998 | CA2291654A1 Radiotelephone filtering apparatus |
| 12/09/1998 | EP0660901B1 Remote vehicle access featuring high security |
| 10/29/1998 | WO1998048295A1 Increased jamming immunity by optimizing processing gain for gps/ins systems |
| 10/28/1998 | EP0873598A1 A method for direct sequence spreading of a data sequence (dsss) |
| 10/20/1998 | US5825898 System and method for adaptive interference cancelling |
| 10/15/1998 | WO1998032239A3 Jamming suppression of spread spectrum antenna/receiver systems |
| 10/13/1998 | US5822430 System for encoding encryption/decryption information into IFF challenges |
| 10/13/1998 | US5822429 System for preventing global positioning satellite signal reception to unauthorized personnel |
| 09/30/1998 | CN1194521A JTIDS signal direction finding and hopping-relieving intercept receiving method based on first-order bandpass sampling |
| 09/29/1998 | US5815818 Cellular mobile communication system wherein service area is reduced in response to control signal contamination |
| 09/03/1998 | DE19705816A1 Frequency-hopping transmitter localisation method |
| 08/20/1998 | WO1998036544A1 Voice and image signal transmission method using code output |
| 08/20/1998 | WO1998027667A3 Automatic channel switching for jamming avoidance in burst-mode packet data wireless communication networks |
| 08/06/1998 | WO1998034412A2 Method and device for disabling cellular phones |
| 08/05/1998 | EP0856999A2 Method for preventing transmission from a mobile station |
| 07/23/1998 | WO1998032239A2 Jamming suppression of spread spectrum antenna/receiver systems |
| 06/25/1998 | WO1998027667A2 Automatic channel switching for jamming avoidance in burst-mode packet data wireless communication networks |
| 06/10/1998 | EP0847161A1 System for interception, direction finding and localisation of broadband radio transmissions |
| 04/30/1998 | WO1998018232A1 Cellular telephone jamming method and device |
| 04/28/1998 | US5745575 Identification-friend-or-foe (IFF) system using variable codes |
| 02/19/1998 | WO1997050186A3 System and method for adaptive interference cancelling |
| 12/31/1997 | WO1997050186A2 System and method for adaptive interference cancelling |