A noise estimation algorithm with rapid adaptation for highly nonstationary environments. - Sundarrajan Rangachari; Philipos C. Loizou; Yi Hu (ICASSP (1), 2004)

A noise-estimation algorithm for highly non-stationary environments. - Sundarrajan Rangachari; Philipos C. Loizou (Speech Commun., 2006)

Scalable low power digital filter architectures for varying input dynamic range. - Sundarrajan Rangachari; Nitin Chandrachoodan (ISCAS, 2013)

Scalable Low Power FFT/IFFT Architecture with Dynamic Bit Width Configurability. - Sundarrajan Rangachari; Jaiganesh Balakrishnan; Nitin Chandrachoodan (VLSID, 2014)

Scenario-Aware Dynamic Power Reduction Using Bias Addition. - Sundarrajan Rangachari; Jaiganesh Balakrishnan; Nitin Chandrachoodan (IEEE Trans. Very Large Scale Integr. Syst., 2017)

Energy Reduction in Turbo Decoding through Dynamically Varying Bit-Widths. - Sundarrajan Rangachari; Nitin Chandrachoodan (ISCAS, 2020)