Near-/Sub-Vth process, voltage, and temperature (PVT) sensors with dynamic voltage selection. - Ming-Hung Chang; Shang-Yuan Lin; Pei-Chen Wu; Olesya Zakoretska; Ching-Te Chuang; Kuan-Neng Chen; Chen-Chao Wang; Kuo-Hua Chen; Chi-Tsung Chiu; Ho-Ming Tong; Wei Hwang (ISCAS, 2013)