Shyh-Biau Jiang, Chi-Ming Yang, Rui-Song Huang, Chao-Yi Fang, Tse-Liang Yeh. An Innovative Ultrasonic Time-of-Flight Measurement Method Using Peak Time Sequences of Different Frequencies: Part I. IEEE T. Instrumentation and Measurement, 60(3):735-744, 2011. [doi]
Abstract is missing.