Abstract--Today's mobile devices support many wireless technologies to achieve ubiquitous connectivity. Economic and energy constraints, however, drive the industry to impleme...
Lei Yang, Vinod Kone, Xue Yang, York Liu, Ben Y. Z...
We introduce iPoint, a passive device that can interact and deliver information to virtually any mobile phone equipped with a WiFi network interface and a camera. The iPoint does n...
—WiFi access points that provide Internet access to users have been steadily increasing in urban areas. Different access points differ from one another in terms of services that ...
Conventional WiFi networks perform channel contention in time domain. This is known to be wasteful because the channel is forced to remain idle, while all contending nodes are bac...
Souvik Sen, Romit Roy Choudhury, Srihari Nelakudit...
Wi-Fi clients can obtain much better performance at some commercial hotspots than at others. Unfortunately, there is currently no way for users to determine which hotspot access p...
Jeffrey Pang, Ben Greenstein, Michael Kaminsky, Da...