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Access network selection strategy using position
prediction in heterogeneous wireless networks |
Chen GU,Mei SONG,Yong ZHANG,Junde SONG, |
School of Electronic
Engineering, Beijing University of Posts and Telecommunications, Beijing
100876, China; |
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Abstract Access network selection (ANS) strategy is one of the most important issues in future heterogeneous networks. The current solutions for this issue are not very efficient because they do not consider the motion scenarios and cannot predict the next location for mobile node. In this paper, an effective ANS strategy based on global positioning system (GPS) is proposed. Making use of information such as position coordinates and moving velocity acquired by GPS, the ANS proposed can predict the next point of attachment for mobile node (MN), assist existing ANS strategy to make more reasonable decision, and achieve better performance.
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Keywords
position prediction
access network selection (ANS)
heterogeneous networks
global positioning system (GPS)
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Issue Date: 05 March 2010
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