no code implementations • 23 Jul 2021 • Piyush Sahoo, Romesh Rajoria, Shivam Chandhok, S. J. Darak, Danilo Pau, Hem-Dutt Dabral
With the introduction of shared spectrum sensing and beam-forming based multi-antenna transceivers, 5G networks demand spectrum sensing to identify opportunities in time, frequency, and spatial domains.
no code implementations • 26 May 2021 • M. Gupta, S. Sharma, H. Joshi, S. J. Darak
We propose a reconfigurable architecture to perform spatial sensing of multi-band spectrum digitized via wideband radio front-end comprising of the sparse antenna array (SAA) and Sub-Nyquist Sampling (SNS).
no code implementations • 21 Sep 2020 • N. Agrawal, A. Ambede, S. J. Darak, A. P. Vinod, A. S. Madhukumar
L-band Digital Aeronautical Communication System (LDACS) aims to exploit vacant spectrum in L-band via spectrum sharing, and orthogonal frequency division multiplexing (OFDM) is the currently accepted LDACS waveform.
no code implementations • 10 Oct 2019 • Niharika Agrawal, S. J. Darak, Faouzi Bader
We demonstrate the flexibility offered by such a co-design approach to choose the configuration as well as word-length for a given area, delay and power constraints.