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WO/2019/093475A1 |
This interference signal generation device comprises: a frequency conversion unit that shifts the frequency of an input signal, thereby converting the same to another frequency; and a control unit that changes, over time, the amount by w...
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WO/2019/074573A1 |
An apparatus includes a capsule (102) configured to be launched or carried towards an unmanned aerial vehicle (UAV) (204, 410). The apparatus also includes a directed energy device within or carried by the capsule. The directed energy de...
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WO/2019/059352A1 |
This interference signal generation device comprises: a first converter that converts the frequency of an input signal on the basis of the center frequency of a frequency band to be subjected to interference; and a second converter that ...
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WO/2019/052507A1 |
A method and apparatus for preventing millimetric waves from being used in modeling and imaging. The method comprises: by detecting received radio waves, determining whether a surrounding device emits the millimetric waves (S101); when i...
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WO/2019/051500A1 |
A method for operating a satellite, wherein a beam frequency-assignment schedule for the satellite is based on rain fade information. And a communications payload for a satellite that is capable of implementing the changes required by th...
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WO/2019/034019A1 |
Device and method are disclosed for downlink gain compensation at a radio unit. According to an embodiment, the device comprises a pre-distortion circuit, a digital gain adjuster, a gain determiner and a first gain controller. The pre-di...
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WO/2019/028429A1 |
Methods, systems, and apparatus, including computer programs encoded on a storage device, for triggering an alarm during a sensor jamming attack. In one aspect, a monitoring system sensor unit is disclosed that includes a sensor, a commu...
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WO/2019/023832A1 |
A control method and device for interfering with an unmanned aerial vehicle, and an interference system. The method comprises: obtaining a wireless operating signal of an unmanned aerial vehicle received by a detector (S101); determining...
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WO/2019/023829A1 |
Disclosed in embodiments of the present invention are an unmanned aerial vehicle interference method and interference device. The method comprises: obtaining positioning information of an unmanned aerial vehicle; controlling, according t...
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WO/2019/012441A1 |
Encoding element (100) at least selectively transparent to an infrared or ultraviolet light radiation, incident thereon on a first incidence surface (101), wherein - in the volume defined by said encoding element (100) - a plurality of a...
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WO/2018/227926A1 |
Disclosed are a method and system for implementing private network communication. The system comprises: a micro base station, a gateway, and a jammer. The jammer is used for jamming any radio signal of frequency bands not of a private ne...
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WO/2018/231737A1 |
This disclosure describes systems, methods, and devices related to enhanced sounding signals for device ranging operations. A device may determine a first combined Golay sequence based at least in part on a first Golay sequence and a sec...
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WO/2018/227927A1 |
Disclosed in the present application is a shielding method and device for wireless signals. The method comprises: sending by a first network device a reselection signaling to a terminal which accesses a second network device of a public ...
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WO/2018/227215A1 |
A communication system is provided for use of cinder block to re-radiate an RF signal. The system overcomes limitations of prior art techniques which attempt to work either through/around the cinder block or concrete as RF obstruction. I...
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WO/2018/224488A1 |
Disclosed is a radio frequency communication and jamming device configured for physically secured friendly radio frequency communication and for jamming hostile radio frequency communication, the radio frequency communication and jamming...
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WO/2018/219250A1 |
Disclosed are a method and device for generating a scrambling code sequence, which fall within the technical field of communications. The method comprises: determining a scrambling code sequence according to the configuration parameters ...
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WO/2018/217495A1 |
A portable countermeasure device is provided comprising one or more directional antennae, one or more disruption components and at least one activator. The portable countermeasure device further comprises a body having a dual-grip config...
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WO/2018/214885A1 |
Provided is a radio frequency interference processing method. The method comprises: acquiring a first signal intensity value of a first radio frequency antenna; determining whether the first signal intensity value is lower than a preset ...
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WO/2018/212704A1 |
The invention relates to a method to detect and jam an electromagnetic transmission comprising the following steps; a. detect 1 electromagnetic radiation from an electromagnetic radiating source, b. determine the type of the received ele...
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WO/2018/204917A1 |
Methods and systems for identifying occupied areas of a radio frequency (RF) spectrum, identifying areas within that RF spectrum that are unusable for further transmissions, and identifying areas within that RF spectrum that are occupied...
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WO/2018/184186A1 |
Provided are a signal interference circuit and device, used for interfering with the remote control signal of an unmanned aerial vehicle; a signal interference circuit (200) comprises a sawtooth-wave generator circuit (1), a noise circui...
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WO/2018/186672A1 |
An eavesdropping surveillance system combined with a crime prevention system and an eavesdropping surveillance method thereof are disclosed. The eavesdropping surveillance system of the present invention can perform eavesdropping surveil...
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WO/2018/184231A1 |
A jamming device includes a periodic signal generating circuit configured to generate a periodic signal, a noise generating circuit configured to generate a noise signal, and a sweep-signal generating circuit coupled to the periodic sign...
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WO/2018/184492A1 |
Disclosed in the embodiments of the present invention are a method for improving Wi-Fi performance, and a terminal, the method comprising: a terminal determines whether a current working Wi-Fi channel is subject to HDMI signal interferen...
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WO/2018/182915A1 |
Provided is a method and a computer device for performing the method for defending a perimeter against a small unmanned aerial system (sUAS). The method includes detecting a presence of a wireless access point (WAP) associated with a sUA...
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WO/2018/170044A1 |
Certain example embodiments relate to speech privacy systems and/or associated methods. The techniques described herein disrupt the intelligibility of the perceived speech by, for example, superimposing onto an original speech signal a m...
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WO/2018/170045A1 |
Certain example embodiments relate to speech privacy systems and/or associated methods. The techniques described herein disrupt the intelligibility of the perceived speech by, for example, superimposing onto an original speech signal a m...
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WO/2018/170052A1 |
Certain example embodiments relate to speech privacy systems and/or associated methods. The techniques described herein disrupt the intelligibility of the perceived speech by, for example, superimposing onto an original speech signal a m...
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WO/2018/147604A1 |
The present invention relates to a portable drone jammer, in which a jamming radio wave generation unit and a jamming radio wave emission unit are miniaturized and which is configured to be used by being detachably attached to a rail of ...
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WO/2018/146706A1 |
A system (1) and a process are described, for monitoring and controlling a use of at least one mobile communication device (7) on board of at least one vehicle by the driver of a vehicle when driving.
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WO/2018/140993A1 |
The invention relates to an antenna arrangement for eavesdropping-proof, wireless, inductive-coupling-based data transmission between a reader and a transponder, comprising a data transmission antenna, an interference signal generator an...
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WO/2018/142216A1 |
A method and an apparatus for generating cover images for steganography are provided. The steganographic framework is designed based on an image generation system. The apparatus may encode a message to obtain a binary sequence. The appar...
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WO/2018/144576A1 |
A technique for adaptively disrupting UAVs detects a target UAV using a camera, monitors the target UAV's communications using a directional antenna aligned with the camera, and attempts to communicate with the target UAV to request that...
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WO/2018/140860A1 |
Systems and methods are provided which allow computer programs or other entities to share user data and information so that users may be authenticated and their preferences shared among entities in networked environments and machines. Cr...
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WO/2018/129612A1 |
A method and system for communicating with an unmanned aerial vehicle (UAV) over a cellular network. The UAV need not be the same type or model and may have different communications protocols. A coded message transmitted over the cellula...
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WO/2018/132796A1 |
A physical layer based technique secures wireless communication between a transmitter and receiver. The technique involves obfuscating the preamble data of the baseband signal through unique keys that are generated at the transmitter and...
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WO/2018/119898A1 |
The present invention relates to the technical field of wireless communications, disclosed herein are a blocking signal configuration method and device suitable for use in a multi-antenna system, which may improve the implementability of...
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WO/2018/121903A1 |
An assembly of a standard RFID/NFC element and a scrambling element for outputting wireless noise in response to a wireless request signal from a terminal, such as NFC, RFID or the like. The scrambling element has a noise generating circ...
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WO/2018/114010A1 |
The present invention relates to a method and apparatus to prevent vibration-based re- identification of a wireless communication device. Existing wireless communication devices are extremely susceptible to eavesdropping and device track...
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WO/2018/118591A1 |
A method for ensuring that a computer readable information is authentic, including: generating a public key associated with the computer readable information, hashing the computer readable information to obtain a hashed computer readable...
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WO/2018/113199A1 |
Provided in the present invention is a signal shielding method, comprising: acquiring a frequency band range currently being used by a base station; on the basis of the frequency band range currently being used by the base station, acqui...
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WO/2018/104822A1 |
An apparatus (24) includes a Base Station (BS) that includes an antenna array (34A) and circuitry. The antenna array is configured to transmit downlink transmissions and to receive uplink transmissions. The circuitry is configured to gen...
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WO/2018/102803A1 |
The proposed retro-directive quasi-optical system includes at least a lens set and a pixel array. The lens set is positioned on one side of the pixel array and the lens set instantly establishes retro-directive space channels between the...
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WO/2018/067296A1 |
Systems, devices and methods are disclosed for detecting, characterizing and engaging unmanned vehicles. In one aspect, a method includes detecting an object, such as an unmanned aerial, land or aquatic vehicle that communicates using a ...
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WO/2018/063690A1 |
Some demonstrative embodiments include apparatuses, devices, systems and methods of radar detection. For example, an apparatus may include a first detector component to detect energy over a wireless communication channel; a second detect...
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WO/2018/064329A1 |
An identity system for the Internet of Things (IOT) that enables users and machines to identify, authenticate and interact with products and collectibles without relying on a third-party-controlled authentication service. The system incl...
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WO/2018/049709A1 |
A circuit for shielding signals and an anti-theft device thereof are provided. The circuit comprises a signal receiving and transmitting antenna circuit and a diode D3. Two terminals of the diode D3 are respectively connected to an input...
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WO/2018/044231A1 |
A system for detecting, intercepting and taking over control of multiple drones simultaneously, comprising a scanner with multiple antenna array that supports scanning frequencies of 433 MHz, 2.4 GHz and 5.0-5.8 GHz, a GPS spoofer, a rad...
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WO/2018/044436A1 |
A method and apparatus are disclosed for a wireless communication device capable of scanning for radar signals while detecting and/or receiving a wireless communication signal. The wireless communication device may include a plurality of...
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WO/2018/037347A1 |
Embodiments describe a method of manufacture including receiving a product attribute identifying a product, and receiving a first component attribute and a second component attribute, the first component attribute identifying a first com...
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