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Reinforcement Learning for Cognitive Phased Array Radar Surveillance
(2023-05-12)
The proliferation of phased array radar (PAR) has significantly increased the flexibility of radar systems, making it possible to use a single radar to perform a variety of operational modes such as surveillance and tracking ...
Three-Dimensional Anti-Jamming Array Processing for GNSS-Based Navigational Aid Inspection
(2023-05-12)
Global Navigational Satellite System (GNSS) Radio Frequency (RF) links are susceptible to interference. In signal compromised environments, the capability to combat RF interference (such as jamming) is necessary. Techniques ...
A study on diffusion probabilistic models for image generation
(2023-12-15)
Diffusion probabilistic models have emerged as powerful tools for image generation and synthesis tasks. This research delves into the intricate relationship between the hyperparameters of these models and the underlying ...
Electron concentration-dependent optical properties of indium arsenide
(2023-05-12)
Since humans began using mirrors to reflect light, its control has been a subject of research for thousands of years. With the use of Maxwell’s equations, we came to realize that controlling light is primarily achieved ...
Analysis of dynamics of road weather information system data
(2023-12)
Road and Weather Information System consists of a network of roadside Environmental Sensor Stations (EES) collecting meteorological data. Equipped with a variety of sensors, these stations gather data including ambient ...
A New Front-End System For UAV-Based Antenna Measurements For Polarimetric Weather Radars
(2023-08-04)
Radar system calibration is vital for ensuring optimal performance, especially in weather radars that have stringent requirements for co-polarization mismatch. In-field calibration is essential, particularly for mobile ...
DeepWiN: Deep Graph Reinforcement Learning for User-Centric Radio Access Networks Automation
(2023-12-15)
The future cellular networks are expected to support an increasing number of users with heterogeneous applications, requiring varying network resources. Therefore, the 6G and beyond cellular networks need to be elastic, ...
Signal Processing Techniques for Radar Cross Section Measurements Using Orthogonal Frequency-Division Multiplexing Waveforms
(2023-05-12)
In recent work conducted at the University of Oklahoma’s Advanced Radar Research Center, it has been shown that using orthogonal frequency-division multiplexing (OFDM) offers a significant time reduction in taking wideband ...
The Intersection of Radar and Communications: A Study on Spectrum Management for Addressing RF Interference
(2023-05-12)
The radio frequency (RF) spectrum is a fruitful yet competitive frontier that enables technologies like 5G, Wi-Fi, Bluetooth, GPS, long-range telescopes, microwave ovens, radar, and more. With finite supply and increasing ...
Frequency-agile filtering antennas for S-band and X-band applications
(2023-05-12)
Multi-functional, highly flexible, and tightly integrated Radio-Frequency Front-Ends (RFFEs) are at the forefront of the current developments to improve the performance of next-generation wireless RF systems. In the past ...