33 citations · 113 across the 14 of their papers we have counts for
14 papers
General Framework for Array Noise Analysis and Noise Performance of a Two-Element Interferometer With a Mutual-Coupling Canceler
Leonid Belostotski, Adrian T. Sutinjo, Ravi Subrahmanyan +2
This article investigates the noise performance of a two-element phased array and interferometer containing a recently introduced self-interference canceler, which in the context o…
Radars for Autonomous Driving: A Review of Deep Learning Methods and Challenges
Arvind Srivastav, Soumyajit Mandal
Radar is a key component of the suite of perception sensors used for safe and reliable navigation of autonomous vehicles. Its unique capabilities include high-resolution velocity i…
A Cryogenically-Cooled High-Sensitivity Nuclear Quadrupole Resonance Spectrometer
Jarred Glickstein, Soumyajit Mandal
The paper describes a radio frequency (RF) spectrometer for 14N nuclear quadrupole resonance (NQR) spectroscopy that uses a detector coil cooled to 77 K to maximize measurement sen…
Fast Radix-32 Approximate DFTs for 1024-Beam Digital RF Beamforming
A. Madanayake, R. J. Cintra, N. Akram +6
The discrete Fourier transform (DFT) is widely employed for multi-beam digital beamforming. The DFT can be efficiently implemented through the use of fast Fourier transform (FFT) a…
Towards a Low-SWaP 1024-beam Digital Array: A 32-beam Sub-system at 5.8 GHz
Arjuna Madanayake, Viduneth Ariyarathna, Suresh Madishetty +8
Millimeter wave communications require multibeam beamforming in order to utilize wireless channels that suffer from obstructions, path loss, and multi-path effects. Digital multibe…
Smart sensors using artificial intelligence for on-detector electronics and ASICs
Gabriella Carini, Grzegorz Deptuch, Jennet Dickinson +19
Cutting edge detectors push sensing technology by further improving spatial and temporal resolution, increasing detector area and volume, and generally reducing backgrounds and noi…
High-Sensitivity Electric Potential Sensors for Non-Contact Monitoring of Physiological Signals
Xinyao Tang, Wangbo Chen, Soumyajit Mandal +2
The paper describes highly-sensitive passive electric potential sensors (EPS) for non-contact detection of multiple biophysical signals, including electrocardiogram (ECG), respirat…
Homonuclear J-Coupling Spectroscopy at Low Magnetic Fields using Spin-Lock Induced Crossing
Stephen J. DeVience, Mason Greer, Soumyajit Mandal +1
Nuclear magnetic resonance (NMR) spectroscopy usually requires high magnetic fields to create spectral resolution among different proton species. At low fields, chemical shift disp…
The Smart Mask: Active Closed-Loop Protection against Airborne Pathogens
Naren Vikram Raj Masna, Rohan Reddy Kalavakonda, Reiner Dizon +3
Face masks provide effective, easy-to-use, and low-cost protection against airborne pathogens or infectious agents, including SARS-CoV-2. There is a wide variety of face masks avai…
Xilinx RF-SoC-based Digital Multi-Beam Array Processors for 28/60~GHz Wireless Testbeds
Sravan Pulipati, Viduneth Ariyarathna, Aditya Dhananjay +6
Emerging wireless applications such as 5G cellular, large intelligent surfaces (LIS), and holographic massive MIMO require antenna array processing at mm-wave frequencies with larg…
A Direct- Conversion Digital Beamforming Array Receiver with 800 MHz Channel Bandwidth at 28 GHz using Xilinx RF SoC
Sravan Pulipati, Viduneth Ariyarathna, Udara De Silva +5
This paper discusses early results associated with a fully-digital direct-conversion array receiver at 28~GHz. The proposed receiver makes use of commercial off-the-shelf (COTS) el…
Spectral Attention-Driven Intelligent Target Signal Identification on a Wideband Spectrum
Gihan Mendis, Jin Wei, Arjuna Madanayakey +1
This paper presents a spectral attention-driven reinforcement learning based intelligent method for effective and efficient detection of important signals in a wideband spectrum. I…
Digital Communication using Synchronized Hyperchaotic Maps
Xinyao Tang, Soumyajit Mandal
This paper describes the analysis and practical implementation of synchronized hyperchaotic maps for private communication of digital data. The data is transmitted using chaotic ma…
A Programmable CMOS Transceiver for Structural Health Monitoring
Xinyao Tang, Haixiang Zhao, Soumyajit Mandal
We describe a highly-integrated CMOS transceiver for active structural health monitoring (SHM). The chip actuates piezoelectric transducers and also senses ultrasound waves receive…