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Evaluating the effectiveness of radio frequency interference removal algorithms for single pulse searches
R. S. Hombal, L. Levin, B. W. Stappers +10
Radio Frequency Interference (RFI), the presence of artificial and/or terrestrial signals in astronomical data, poses a great challenge to the search for pulsars and radio transien…
Innovative Web Tool for Remote Data Acquisition and Analysis: Customized for SKA Low frequency Beamforming Test Bed LPDA Array at Gauribidanur Radio Observatory
Anumanchi Agastya Sai Ram Likhit, Katta Naveen, B Arul Pandian +2
With the evolution of radio astronomy, related education and training, the demand for scalable, efficient, and remote systems in data acquisition, storage, and analysis has signifi…
Improving DM estimates using low-frequency scattering-broadening estimates
Jaikhomba Singha, Bhal Chandra Joshi, M. A. Krishnakumar +28
A pulsar's pulse profile gets broadened at low frequencies due to dispersion along the line of sight or due to multi-path propagation. The dynamic nature of the interstellar medium…
Progression of Digital-Receiver Architecture: From MWA to SKA1-Low,and beyond
Girish B. S., Harshavardhan Reddy S., Shiv Sethi +14
Backed by advances in digital electronics, signal processing, computation, and storage technologies, aperture arrays, which had strongly influenced the design of telescopes in the…
Antennas for low-frequency radio telescope of SKA
Agaram Raghunathan, Keerthipriya Satish, Arasi Sathyamurthy +4
The low-frequency radio telescope of the Square Kilometre Array (SKA) is being built by the international radio astronomical community to (i) have orders of magnitude higher sensit…
High-Performance Computing for SKA Transient Search: Use of FPGA based Accelerators -- a brief review
R. Aafreen, R. Abhishek, B. Ajithkumar +34
This paper presents the High-Performance computing efforts with FPGA for the accelerated pulsar/transient search for the SKA. Case studies are presented from within SKA and pathfin…