Abstract The Internet provides a ubiquitous, standards-based substrate for global communications of all kinds. Rapid advances are now being made in agreeing protocols and machine-p...
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
— In an attempt to optimize network performance of delivered 2G and 3G services and reduce operating costs, today's mobile operators are searching for aggregation and concen...
One important challenge in wireless ad hoc networks is to achieve collision free communication. Many MAC layer protocols have been proposed by considering various communication mod...
—In this paper we analyze multiple wireless LAN (WLAN) traces from university and corporate campuses. In particular, we consider an important event between mobile nodes in wirele...