Spatial Modulation and Differential Spatial Modulation for Ambient Backscatter Communication Over Linearized Channel. - Ashirwad Ray; Sudhan Majhi (WCNC, 2024)

Sparse Channel Estimation in IRS-Assisted Massive MIMO Cognitive Radio Systems. - Agrim Agarwal; Amrita Mishra; Ashirwad Ray; Priyanka Das 001 (IEEE Trans. Commun., 2025)