Matches 1 - 50 out of 281 1 2 3 4 5 6 >


Match Document Document Title
8185040 System for managing voice over internet protocol communications in a network  
The VoIP Management System is capable of identifying voice-based wireless devices and denying wireless communication services to these devices. The VoIP Management System also identifies VoIP...
8184036 Method and device for estimation of the transmission characteristics of a radio frequency system  
A device and method for estimating the operational effectiveness, status, and protection range of an electronic countermeasures system in real time or near real time are provided. The device and...
8175512 Look through mode of jamming system  
A system includes a generator and at least one device. The generator includes a waveform oscillator and a blanking pulse generator. Each device includes a transmit antenna, a receive antenna, an...
8170467 Multi-band jammer including airborne systems  
An airborne jammer for transport by an aircraft for jamming communications in a communications system where the communications system operates with digital bursts having burst periods measured in...
8165102 Apparatus and method for integrating short-range wireless personal area networks for a wireless local area network infrastructure  
A network system comprises a first logic block providing a link to a first network via an access point of a WLAN and a second logic block communicating with a node of a second network (such as a...
8145119 Method of jamming  
A jamming system includes at least three jamming units. Each jamming unit is separately positionable and pointable. Each jamming unit covers different frequency bands. A method of using the jamming...
8145230 Context-image distributed spectrum allocation scheme for cognitive radios  
A method (300) and cognitive radio (CR) wireless device (102) are provided for dynamically accessing spectrum in an opportunistic spectrum access wireless communication system (100). The method...
8140001 Methods of suppressing GSM wireless device threats in dynamic or wide area static environments using minimal power and collateral interference  
Techniques for detecting wireless devices that are signaling in high proximity to a convoy or other operation and preventing messages from reaching the wireless devices. One class of the techniques...
8131205 Mobile phone detection and interruption system and method  
A mobile phone detection and interruption system and method are provided. The system is operative to transmit different blocking signals capable of degrading or blocking mobile phone communication...
8126389 Apparatus and method for interfering with wireless communications devices in response to transmission power detection  
An apparatus operable to disable operation of wireless communications devices, for use within a vehicle, includes a drive circuit coupled to at least one active antenna element to produce...
8126390 Data processing terminal system and transmitting and receiving method using the same  
An information processing terminal system includes an information processing terminal (6); and a transmitting and receiving unit (5) which is attached to the information processing terminal. The...
8121531 Apparatus and method for selective interfering with wireless communications devices  
An apparatus operable to disable operation of wireless communications devices, for use within a vehicle, includes a drive circuit coupled to at least one active antenna element to produce...
8121532 Radio frequency identification tag and operating method thereof  
The invention provides a radio frequency identification (RFID) tag. The RFID tag includes a receiving module, a judging module, and a jamming module. The judging module includes a first judging...
8112650 Adaptive method for system re-acquisition in power saving mode operation in a mobile wiMAX system  
Methods and apparatus for re-acquiring a WiMAX network after a relatively long power saving mode (e.g., sleep or idle mode) using a “pre-wakeup” scheme are provided. According to this pre...
8112030 Ionizing communication disruptor unit  
An apparatus includes a voltage generator and a superstructure. The voltage generator includes a conductive base, an insulating spacer and a conductive top. The superstructure includes a platform...
8099893 Method for permanent disturbance/destruction of electronics, in particular of a blast case or the like  
In a first step, it is proposed that tunable transmitters and detectors (receivers) be included in a detection system and that a narrowband, preferably variable frequency signal be used in order to...
8102243 RFID protection device, and related methods  
Devices and methods of preventing data transfer between an RFID reader and an RFID device to be protected, are provided. An example of an embodiment of an RFID signal capture device includes a...
8089033 POD launched unmanned air vehicle  
A method and apparatus for attacking a plurality of dispersed targets are herein presented. In particular, the method and apparatus herein presented allow the user to upload target data onto a pod...
8063346 Virtual image projector  
Systems and methods are provided for projecting a virtual image of an object. A projector mounted on the object for projecting a light beam. A photographic plate is provided that includes an...
8060005 Method and device for providing active security to a contact-free electronic device  
The invention concerns a scrambling electronic device adapted to be magnetically coupled with an inductive element (L3) of a contact-free external communication station (LEC). The scrambling device...
8060006 Counter-intelligence signal enabled communication device  
According to one embodiment, a radio has a memory for the storage of a number of records. Each record has a number of operating parameters that are used by a controller subsystem to control the...
8060007 Adaptive crosspole technique  
An RF signal processing device which includes a countermeasure set connected to the processing device. The RF signal processing device shifts an incoming RF signal by ninety degrees and combines...
8055276 Crisis response system including cell jamming device  
A crisis response system including a throw module and a command unit connected by a communication cable. The throw module includes at least one covert video camera hidden from view. The covert...
8055185 Jamming device for mobile communication  
The invention refers to a method for a screening device and a screening device (1), for a cellular communication system comprising a user equipment, UE, (UE) in a cellular network The invention is...
8055184 System and method for active jamming of confidential information transmitted at a point-of-sale reader  
A system for impeding reception of confidential information is disclosed. The system comprises a point-of-sale transceiver configured to receive confidential information transmitted by a mobile...
8054161 Apparatus and method for transmit leakage signal suppression in RFID reader  
A method and apparatus for suppressing a transmit leakage signal of a radio frequency identification (RFID) reader is provided. The apparatus includes: a first power distributor distributing a...
8044794 Mobile wireless communications device blocker and associated methods  
A vehicle wireless communications blocker may be used in a vehicle for an occupant's wireless communications device and may include a long-range and short-range wireless transceiver both coupled to...
8041317 Radar detection algorithm  
A system includes a radio frequency transceiver. A baseband processor includes an automatic gain control module. The automatic gain control module has a gain that changes from and subsequently...
8027632 Systems, devices, and methods for selectively preventing data transfer from a medical device  
Systems and methods provide for the selective prevention of data transfer from a medical device to allow the patient to have privacy when desired. These systems and methods provide medical devices...
8010038 System and method for covertly disabling improvised explosive devices  
A method and system of disabling a remote improvised explosive device (IED) that is triggered by a cell phone. A portable wideband network system, installed in a vehicle, is used to determine...
7986259 Motorcycle radar detection system  
A radar detection system for use with a motorcycle includes a main console that includes a single I/O interface, a detector and a controller that transmits an alert signal upon the detection of a...
7982654 Smart signal jammer  
A smart signal jammer is disclosed that receives a description of an unwanted signal or signals to be jammed, and transmits one or more jamming signals in one or more temporal transmission patterns...
7965221 Selective disruptor for voice modulated communications  
A method and system for selectively disrupting voice modulated radio communications circuits wherein the original communication is recorded, delayed for a selected period then synchronized with a...
7953373 Prediction of uplink interference potential generated by an ancillary terrestrial network and/or radioterminals  
Methods are provided for predicting uplink interference potential to a mobile satellite system (MSS) generated by ancillary terrestrial components (ATCs) of an ancillary terrestrial network (ATN)...
7949296 Wireless telecommunications signal inhibition  
Wireless telecommunications is inhibited within a limited region by generating a noise signal within a frequency range of the wireless telecommunications and broadcasting the noise signal into the...
7937038 Connection inhibition apparatus and method  
The apparatus transmits in a first zone, for example, an aircraft, a masking signal which masks transmissions from a second zone outside of the first. By doing this a mobile cellular telephone is...
7933547 Apparatus and method for interfering with wireless communications devices positioned in a volume occupied by a human driver  
An apparatus operable to disable operation of driver side wireless communications devices, for use within a vehicle, includes a drive circuit coupled to at least one active antenna element to...
7925908 Apparatus and method for controlling slotted mode of several systems using one sleep controller in a hybrid terminal of a mobile communication system  
A method for controlling a slotted mode of several systems using one sleep controller enhanced a hybrid sleep controller that performs sleep/wake-up interface of system protocol stacks (PSs) in a...
7924728 Systems and methods for energy-conscious communication in wireless ad-hoc networks  
The invention relates to a transport protocol and associated methods and stack architectures for improving the energy efficiency of transmitting packets through an ad hoc network. The protocol...
7920822 Device for preventing eavesdropping through speaker  
Provided is a device for preventing eavesdropping through a speaker. More particularly, a device for preventing eavesdropping by transmitting a jamming signal through a speaker common signal line...
7907888 Mobile jamming attack method in wireless sensor network and method defending the same  
The present invention relates to a mobile jamming attack method applied in a wireless sensor network (WSN) and method defending the same. The mobile jamming attack method is a power exhaustion...
7907945 Apparatus and method of optimizing the selection of wireless networks  
Methods and a mobile terminal capable of selecting a wireless network, the invention includes when detected to be at or near a first wireless network service area, receiving information related to...
7898454 Radar jamming method and apparatus  
A method of jamming radar apparatus carried by interceptor aircraft comprising producing a narrow radio beam of a frequency corresponding to the frequency of the radar apparatus carried by an...
7893866 Dynamic replanning algorithm for aircrew display aid to assess jam effectiveness  
The invention generally relates to the field of computer software particularly to an improved method of providing aircrew decision aids for use in determining the optimum placement of an Electronic...
7890115 Method of scheduling uplink resources in cellular communication system  
A method of scheduling resources in an uplink of a wireless cellular communication system, comprising the steps of measuring, by each user equipment in a present cell, pilot strengths of adjacent...
7889056 RFID protection system, device, combination, and related methods  
Embodiments of systems, combinations, devices and methods of enhanced Radio Frequency Identification (“RFID”) protection are provided. An embodiment of a combination of a separate RFID device and...
7865132 Method and apparatus for interacting with a communications system using radiated power adjusted according to an estimation of link-loss  
A method and apparatus for interacting with a communications system. Interaction with the communications system occurs by identifying an access point. An estimate of link-loss from a mobile node to...
7860457 Wireless communication device and medium processing apparatus  
A wireless communication device according to embodiments includes a position detection unit configured to detect the position of the wireless communication medium in a moving path, and a control...
7856203 System for inhibiting texting and similar distractions while driving moving vehicles  
A system is disclosed for preventing moving vehicle drivers from cell phone texting while that vehicle is moving. This system comprises a motion detector and a moving vehicle's contiguous interior...
7853195 Adaptive RF canceller system and method  
An adaptive electromagnetic wave canceling system and method for canceling an electromagnetic interference (EMI) signal generated from an EMI signal source, from a broadband signal being received...
Matches 1 - 50 out of 281 1 2 3 4 5 6 >