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Patent Searching and Data


Matches 1 - 50 out of 6,002

Document Document Title
WO/2021/077324A1
Disclosed is a data transmission method used in a scenario for avoiding a radar signal under an unlicensed band. The method is used for enabling a network device to avoid a frequency point of the radar signal during the transmission of d...  
WO/2021/074736A1
Embodiments for providing adversarial protection of speech in audio signals by a processor. Security defenses on one or more audio devices may be provide against automated audio analysis of audio signals by using adversarial noise.  
WO/2021/073737A1
An apparatus includes a processor coupled to a memory, where the processor is configured to: receive at least one context attribute that includes one or more of a system and environment attributes, a user input, a device information, and...  
WO/2021/072382A1
Systems and methods can use subscription and identity authentication management to remove paywalls from websites. Login information for access to an application can be received from a user. The application can verify that the login infor...  
WO/2021/071990A1
Methods, systems, and devices for channelizing a wideband waveform for transmission on a spectral band comprising unavailable channel segments are described. Generally, the described techniques provide for transmitting and receiving wide...  
WO/2021/070457A1
Provided is a relay attack preventing device with which it is possible to effectively obstruct unauthorized unlocking by a relay attack without having to seal a smart key tightly in a container, etc., and which is of a simple structure a...  
WO/2021/063470A1
According to an example aspect of the present invention, there is provided a method comprising, determining at least one possible downlink control information for the user equipment to schedule the data transmission, checking a scrambled...  
WO/2021/059274A1
System and for signal re-transmission including a channelizer, a signal-effect-processor and a controller. The signal-effect-processor includes a plurality of sub-band-processors and a summer. The channelizer receives a sampled Intermedi...  
WO/2021/057028A1
The present invention relates to a shielding method and system capable of achieving synchronous timing. The shielding method comprises: acquiring, from frame signals sent by a synchronization reference apparatus in different frame cycles...  
WO/2021/061355A1
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless device may receive a beamformed signal from a transmitting device. The wireless device may estimate a weighted sum based at...  
WO/2021/055169A1
Methods implemented by a processor in a wireless device for detecting the presence in a network of a jammer or non-benign entity that targets physical layer channels in a communication network are disclosed. Various embodiments may deter...  
WO/2021/055348A1
Provided are methods, systems, and computer program products for verifying a card image file. A system may include at least one processor programmed or configured to parse a card image file to determine card data represented by the card ...  
WO/2021/051821A1
The present invention relates to a signal shielding device and method. The signal shielding device comprises a receiving module, a modulation module and a transmitting module which are sequentially connected. The receiving module is used...  
WO/2021/043107A1
Disclosed in the embodiments of the present application are a method, a device and a system for preventing eavesdropping and recording in a conference. The method comprises any one or more of the following steps: omni-directionally trans...  
WO/2021/045980A1
Methods for detecting and responding to detecting a non-benign network entity (e.g., jammer, etc.) that targets physical layer channels in a communication network. A wireless device may receive a physical downlink control channel (PDCCH)...  
WO/2021/034659A1
Systems and methods for providing a data flow for sensor sharing are described. According to one embodiment, an apparatus configured to be employed in a host vehicle includes a memory and a processor. The processor includes a receiving m...  
WO/2020/256886A4
A radio frequency (RF) jamming device includes a differential segmented aperture (DSA), a jammer source outputting a jamming signal at one or more frequencies or frequency bands to be jammed, and RF electronics that amplify and feed the ...  
WO/2021/025953A1
A jamming radio signal is outputted to interfere with an interrogation signal emitted by a vehicle for verifying a tag of a vehicle key that provides access to the vehicle. An access signal including access data is received. The output o...  
WO/2021/021059A1
The present invention is relates a robust code / data hiding method against analog transmission (over the air) for digital audio, secret code / data hiding component to digital audio file and extracting the hidden code / data from the co...  
WO/2021/021359A1
A method, system and non-transitory computer readable instructions for data change detection includes decrypting encrypted patch data that includes compressed variable sized patch data chunks. The compressed variable sized patch data chu...  
WO/2021/021361A1
A method, system and non-transitory instruction for reducing fragmentation in patch system with variable sized data chunks comprising, analyzing a data chunk fragmentation metric comparing data chunk fragmentation metric to a threshold a...  
WO/2021/009159A1
The invention relates to a net-catching drone for catching a flying drone using a net. The net catching drone comprises a drive device, a net launching device for launching the net onto the flying drone, a first interference transmitter ...  
WO/2021/009033A1
Method for detecting a decoy operation aimed at deceiving a first positioning device provided on a first vehicle (1A) moving in an area (Z) wherein at least one second vehicle (1B, 1C) provided with a second positioning device is travell...  
WO/2021/009378A1
Implementing a camouflage of current traces generated by a hardware component having one or more set of digital elements defining a plurality of operational datapaths comprises adjusting (761) one or more working condition(s) of the hard...  
WO/2021/009754A1
A method for transmitting data carrying optical information over an optical channel, comprising the steps of providing an optical transmitter consisting of a light source being a Mode-Locked Optical Frequency Comb (MLFC) for generating a...  
WO/2021/005605A1
An apparatus for jamming transmissions on a wireless network a signal generator and processor circuitry. The signal generator generates jamming signals. The processor circuitry demodulates a wireless signal received over the wireless net...  
WO/2021/002746A1
A interference detection device (22) perform the following actions: • receiving individual position data from mobile terminals (4(j)) which individual position data indicates an area (12(j)) in which individual ones of the mobile termi...  
WO/2020/261243A1
MMethod, transmitter device and receiver device for securing channel for wireless communications comprising a secure channel training method designed to enhance the confidentiality level of a power domain non-orthogonal multiple access (...  
WO/2020/257729A1
A management system detects a change at the target device. The management system transmits a request message to authorization devices of the authorization users of the multi-user authorization pool to from the authorization users an indi...  
WO/2020/256886A1
A radio frequency (RF) jamming device includes a differential segmented aperture (DSA), a jammer source outputting a jamming signal at one or more frequencies or frequency bands to be jammed, and RF electronics that amplify and feed the ...  
WO/2020/248689A1
Provided are a control method, apparatus and device for preventing pseudo GNSS signal interference, and a storage medium. The method comprises: when it is detected that a GNSS signal received by a timing system of a communication device ...  
WO/2020/236418A1
An RF front end may determine a RF energy ratio between environmental RF energy and a jamming signal. An RF energy analysis engine may implement an adaptive AGC processing to adjust a jamming signal level to perform a jamming operation o...  
WO/2020/232473A1
Systems, devices, and methods of the present invention facilitate secure communication by altering the set of symbol waveforms that may be in use in particular symbol times defined herein as Symbol Waveform Hopping. SWH may be enabled by...  
WO/2020/231947A1
Systems and methods for detecting, monitoring, and mitigating the presence of a drone are provided herein. In one aspect, a system for detecting presence of a drone includes a radio-frequency (RF) receiver configured to receive an RF sig...  
WO/2020/226523A1
The presently disclosed method and system exploits a received signal strength of a jamming signal emitted by a jammer to allow navigation of an object through an area containing the jamming signal. In one embodiment, the method comprises...  
WO/2020/219129A2
A system and method for nulling or suppressing interfering signals directed toward moving platforms based, at least in part, on dynamic motion data of the moveable platform is provided. The system may be an interference nulling system ca...  
WO/2020/219398A1
Disclosed are memory encryption systems and methods that rotate encryption keys for robust resistance against side-channel-analysis (SCA)-based attacks on communication paths between an encryption engine within a trust boundary and an ex...  
WO/2020/219291A1
Various embodiments include methods, components and wireless devices configured to provide physical layer security in a communication system. In various embodiments, a wireless device processor may receive a first signature from a base s...  
WO/2020/215053A1
Methods and apparatus for acoustically and electronically isolating a smart speaker to prevent unauthorized persons from using the smart speaker microphones to eavesdrop and intrude into a personal space.  
WO/2020/202964A1
The present invention addresses the problem of providing a signal process in which a countermeasure against eavesdropping over a physical layer in a wireless communication is performed. An optical signal generation unit 11 generates, a...  
WO/2020/206028A1
An input data may be received. A portion of a cryptographic operation may be performed with the received input data at a first function component. During the performance of the cryptographic operation at the first function component, a p...  
WO/2020/186125A1
A processing unit and a method of operating a processing unit. In an embodiment, the processing unit comprises a SIMON block cipher for transforming plaintext data into encrypted data. A key expansion module generates and outputs one or ...  
WO/2020/185430A1
A network appliance stores a session identifier that uniquely identifies a network communication session between a first device and the network appliance. A first communication is received from the first device over the network communica...  
WO/2020/180207A1
The invention is related to the field of generating artificial interference for masking electromagnetic verbal information leak channels. The technical result consists in concurrent masking of the electromagnetic verbal information leak ...  
WO/2020/170317A1
The present invention improves data transmission safety and data transfer rate, and reduces an increase in costs when doing so. A map management unit 141 manages a map which defines a prescribed rule for dividing pseudo-random number d...  
WO/2020/172374A1
A system and method for securely and bi-directionally transmitting information including conditional access private data between a client and a headend is disclosed. In an exemplary embodiment, the method includes: establishing a hyperte...  
WO/2020/170316A1
The purposes of the present invention are to improve safety of data transmission and a data transfer rate and to reduce an increase in costs for the improvement. An encryption unit 111 of a transmission device 1 generates encrypted dat...  
WO/2020/164977A1
A method, a node and a detector for detecting an interfering signal in a wireless network communication system comprising a network manager and several nodes,each node (202B) comprising a detector (204) for receiving input signals from a...  
WO/2020/162856A1
The invention is related to a method that makes modifications during the key phase of physical layer security methods and which enables said methods to be applicable in wireless communication.  
WO/2020/158540A1
The present invention improves the security of the encryption of an image signal obtained by capturing an image with an array sensor. This sensor device comprises: an array sensor in which a plurality of pixels each having a light-rece...  

Matches 1 - 50 out of 6,002