Droop mitigation using critical-path sensors and an on-chip distributed power supply estimation engine in the z14™ enterprise processor. - Christos Vezyrtzis; Thomas Strach; Pierce I-Jen Chuang; Preetham Lobo; Richard F. Rizzolo; Tobias Webel; Pawel Owczarczyk; Alper Buyuktosunoglu; Ramon Bertran; David T. Hui; Susan M. Eickhoff; Michael S. Floyd; et al. (ISSCC, 2018)