“…), a low-power communication device (radio transceiver), and small amount of memory and processing capability as well as limited battery power supply [1]. WSNs become popular recently [2] due to their applications in unattended tracking [3] and detection [4] of undesirable objects, hazard detection, data gathering, environment monitoring [5], and so on. In addition, due to their low cost and small size, it is easy to deploy them in large numbers.…”