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Location-Based Services (LBSs), such as location-specific contents-providing services, presence services, and E-911 locating services, have recently been drawing much attention in wireless network community. Since, LBSs rely on the location information in providing services and enhancing their service quality, the authors need to devise a framework of directly using the location information to provide a different level of service differentiation and/or fairness for them. In this paper, they investigate how to use location information for QoS provisioning in IEEE 802.11-based Hot Spot networks.
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