The wireless sensor network based localization system—Cicada is designed to support the locationawareness in indoor environment. The system is based on TDOA (time difference of ...
Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...
Yanyan Yang, Yunhuai Liu, Qian Zhang, Lionel M. Ni
Abstract: Wireless sensor networks are often based on omni-sensing and communication models. In contrast, in this paper, we investigate sensor networks with directional sensing and...
As devices become more reliant on battery power, it is essential to design energy efficient protocols. While there is a vast amount of research into power save protocols for unicas...
The emergence of short-range wireless communications hold the promise of realizing the grand vision of the next generation communication networks in which devices follow a always ...