A Gradient Ascent Based Low Complexity Rate Maximization Algorithm for Intelligent Reflecting Surface-Aided OFDM Systems. - Rakesh Ranjan; Anibrata Bhattacharya; Samrat Mukhopadhyay; Himanshu B. Mishra (IEEE Commun. Lett., 2023)

A Low-Complexity Phase Shift Optimization to Achieve Security in IRS-Assisted MISO Systems. - Rakesh Ranjan; Anibrata Bhattacharya; Himanshu B. Mishra; Samrat Mukhopadhyay (NCC, 2024)