—Supporting a multimode mobile device to seamlessly switch its connections between various wireless access networks, such as WiMAX, Wi-Fi, and LTE, is an important research issue...
Abstract—An emerging killer application for enterprise wireless LANs (WLANs) is voice over IP (VoIP) telephony, which promises to greatly improve the reachability and mobility of...
Wireless LAN (WLAN) radios conserve energy by staying in sleep mode. With real-time applications like VoIP, it is not clear how much energy can be saved by this approach since pac...
—Healthcare services and systems throughout the world are in trouble and the proportion of expenditures devoted to healthcare is increasing rapidly. In addition to that, an incre...
Abstract— The current best-effort Internet cannot readily provide the service guarantees that VoIP applications often require. Path switching can potentially address this problem...
Shu Tao, Kuai Xu, Antonio Estepa, Teng Fei, Lixin ...