1 Institute for History of Science and Technology, Shanxi University, Taiyuan, China 2 School of Education, Central China Normal University, Wuhan, China Wearable piezoelectric sensors, as an emerging ...

A wireless sensor network in which each node consists of a Peripheral Interface Controller (PIC) microcontroller, acoustic sensor, and Pyroelectric InfraRed (PIR) sensor is set up in wildlife hotspots ...