Search Results - communications+%26+cybersecurity+%3e+comm%3a+wireless

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Moisture sensing using radio frequency identification (RFID)
PAGE TITLE Overview PAGE SUMMARY This technology is for a sensor product that measures the moisture content of a material using RFID tags and readers. The system comprises a plurality of RFID tags embedded in the material, each having a unique identifier and electromagnetic properties that vary with the moisture content of the material. The...
Published: 10/10/2024   |   Inventor(s): Kapil Dandekar, Md Abu Saleh Tajin, Calvin Leather
Keywords(s):  
Category(s): Electrical Engineering & Electronics, Hardware, Circuits & Sensors, Communications & Cybersecurity, Hardware, Circuits & Sensors > Hardware: Chemical Sensors, Electrical Engineering & Electronics > EE: Components, Electrical Engineering & Electronics > EE: Sensors, Communications & Cybersecurity > Comm: Antennas, Communications & Cybersecurity > Comm: Wireless
Energy-Efficient Reactive Jamming of Frequency-Hopping Spread Spectrum (FHSS) Signals using Software-Defined Radios
PAGE TITLE Overview PAGE SUMMARY This technology describes a reactive jamming Software-Defined Radio (SDR) apparatus designed to target Frequency Hopping Spread-Spectrum (FHSS) signals. The apparatus consists of a peripheral SDR processing module, a reactive jamming hardware IP core implemented on a Field Programmable Gate Array (FPGA), and...
Published: 10/10/2024   |   Inventor(s): Kapil Dandekar, Marko Jacovic, Cem Sahin, Danh Nguyen
Keywords(s):  
Category(s): Electrical Engineering & Electronics, Communications & Cybersecurity, Communications & Cybersecurity > Comm: Reactive Jamming, Communications & Cybersecurity > Comm: Software Defined Radio, Communications & Cybersecurity > Comm: Wireless, Communications & Cybersecurity > Comm: Network Signal Processing, Electrical Engineering & Electronics > EE: Telecommunications
Incident Power and Relative Phase Distribution Mapping in Reconfigurable Intelligent Surfaces Using Energy Harvesting
PAGE TITLE Overview PAGE SUMMARY Drexel researchers have developed an innovative method for obtaining incident power and relative phase distribution across Reconfigurable Intelligent Surfaces (RISs). Four versions of a novel energy harvesting circuit have been developed to trade-off sensitivity versus circuit complexity. The sensitivity of these...
Published: 7/25/2023   |   Inventor(s): Kapil Dandekar, Genevieve Dion, Chelsea Knittel-Amanatides, Md Abu Saleh Tajin, Kyei Anim
Keywords(s):  
Category(s): Communications & Cybersecurity > Comm: Wireless, Energy > Energy: Energy Harvesting
Functional Fabric Reconfigurable Intelligent Surfaces
PAGE TITLE Overview PAGE SUMMARY Drexel researchers have developed an innovative fabric-based reconfigurable intelligent surface (RIS) that uses conductive fabric sewn onto non-conductive fabric. This RIS prototype has been developed for IoT and WiFi applications and allows dynamic control of the propagation channel between communicating nodes....
Published: 10/8/2024   |   Inventor(s): Kapil Dandekar, Genevieve Dion, Chelsea Knittel-Amanatides, Md Abu Saleh Tajin, Kyei Anim
Keywords(s):  
Category(s): Communications & Cybersecurity > Comm: Wireless
Radio frequency directed energy weapon mitigation via passive beamforming reconfigurable intelligent surface
PAGE TITLE Overview PAGE SUMMARY Despite their enormous potential benefits, the possibility of using Reconfigurable Intelligent Surfaces (RIS) to mitigate Directed Energy Weapons (DEW) and their effects has not been widely recognized. High power radio frequency (RF) sources in a directed energy weapon can cause permanent damage by releasing concentrated...
Published: 10/8/2024   |   Inventor(s): Kapil Dandekar, Kyei Anim, Md Abu Saleh Tajin
Keywords(s):  
Category(s): Communications & Cybersecurity > Comm: Wireless
Adaptive pursuit learning method to mitigate small-cell interference through directionality
PAGE TITLE Overview PAGE SUMMARY This technology is a learning protocol for distributed antenna state selection in directional cognitive small-cell networks. The protocol addresses interference and performance improvement in wireless data transmission systems, specifically focusing on small-cell deployments with directional antennas. It formulates...
Published: 10/10/2024   |   Inventor(s): Kapil Dandekar, Danh Nguyen, Nagarajan Kandasamy, Anton Paatelma, Harri Saarnisaari
Keywords(s):  
Category(s): Communications & Cybersecurity, Electrical Engineering & Electronics, Hardware, Circuits & Sensors, Communications & Cybersecurity > Comm: Antennas, Communications & Cybersecurity > Comm: Wireless, Electrical Engineering & Electronics > EE: Telecommunications, Hardware, Circuits & Sensors > Hardware: Antennas, Hardware, Circuits & Sensors > Hardware: Communication & Networking
A Scalable Hardware Implementation for Baseband Architecture in OFDM-based Communication Systems
PAGE TITLEOverviewPAGE SUMMARY The flow of data within hardware-implemented baseband kernels is inherently regular for all communication standards, which helps designers build fast, synchronized, and optimized baseband kernels on FPGAs. These architectures, however, are often strongly tied to the specific standards they are built for and are difficult...
Published: 7/24/2024   |   Inventor(s): Kapil Dandekar, Douglas Pfeil
Keywords(s):  
Category(s): Communications & Cybersecurity, Computing, Software, Analytics & Information Technology, Electrical Engineering & Electronics, Hardware, Circuits & Sensors, Communications & Cybersecurity > Comm: Antennas, Communications & Cybersecurity > Comm: Wireless, Electrical Engineering & Electronics > EE: Components, Electrical Engineering & Electronics > EE: Telecommunications, Hardware, Circuits & Sensors > Hardware: Antennas, Hardware, Circuits & Sensors > Hardware: Electronic Components
Real-time and protocol-aware reactive jamming in wireless networks
e:none">Overview PAGE SUMMARY Executive Statement: This technology introduces a real-time, protocol-aware, reactive jamming platform utilizing GNU Radio and USRP N210 for advanced wireless network security applications. Description: A sophisticated reactive jamming system designed for wireless networks, leveraging the GNU Radio and USRP N210...
Published: 10/10/2024   |   Inventor(s): Kapil Dandekar, Nagarajan Kandasamy, Danh Nguyen, Boris Shishkin, Cem Sahin, David Dorsey
Keywords(s):  
Category(s): Communications & Cybersecurity, Computing, Software, Analytics & Information Technology, Electrical Engineering & Electronics, Hardware, Circuits & Sensors, Communications & Cybersecurity > Comm: Reactive Jamming, Communications & Cybersecurity > Comm: Software Defined Radio, Communications & Cybersecurity > Comm: Wireless, Computing, Software, Analytics & Information Technology > Computing: Algorithms, Computing, Software, Analytics & Information Technology > Computing: Simulation & Modeling, Electrical Engineering & Electronics > EE: Electronic Devices, Electrical Engineering & Electronics > EE: Telecommunications, Hardware, Circuits & Sensors > Hardware: Antennas, Hardware, Circuits & Sensors > Hardware: Communication & Networking
Transparent Conformal polymer antennas for RFID and other wireless communications applications
PAGE TITLEOverview PAGE SUMMARY An optically transparent conformal polymer antenna and a method for producing the antenna from optically transparent conductive polymers. The method includes selecting an antenna design; providing an optically transparent conductive polymer material capable of being printed using an ink jet printer device; and printing...
Published: 7/11/2024   |   Inventor(s): Kapil Dandekar, Adam Fontecchio, Timothy Kurzweg
Keywords(s):  
Category(s): Materials & Chemicals, Communications & Cybersecurity, Electrical Engineering & Electronics, Hardware, Circuits & Sensors, Communications & Cybersecurity > Comm: Antennas, Communications & Cybersecurity > Comm: Wireless, Electrical Engineering & Electronics > EE: Telecommunications, Electrical Engineering & Electronics > EE: Electronic Devices, Electrical Engineering & Electronics > EE: Components, Hardware, Circuits & Sensors > Hardware: Antennas, Hardware, Circuits & Sensors > Hardware: Electronic Components, Hardware, Circuits & Sensors > Hardware: Communication & Networking, Materials & Chemicals > M-C: Electronic/Conductive, Materials & Chemicals > M-C: Polymers
Symmetric Encryption Key Generation Using Wireless Physical Layer Information Without Sharing Any Information Pertinent To The Key
PAGE TITLE Overview PAGE SUMMARY Executive Statement: An innovative technology that generates symmetric encryption keys from the wireless physical layer, enhancing security in wireless communications. Description: This technology leverages the randomness inherent in the physical (PHY) layer of wireless communication channels to generate symmetric...
Published: 10/10/2024   |   Inventor(s): Kapil Dandekar, Cem Sahin
Keywords(s):  
Category(s): Communications & Cybersecurity, Computing, Software, Analytics & Information Technology, Computing, Software, Analytics & Information Technology > Computing: Algorithms, Communications & Cybersecurity > Comm: Antennas, Communications & Cybersecurity > Comm: Network Signal Processing, Communications & Cybersecurity > Comm: Wireless
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