Kun-Chi Feng

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With the increasing number of LBS applications in the mobile computing, location tracking has been attracted much attention recently. In outdoor environments, GPS already provides a satisfactory solution for location tracking. However, a globally usable solution is still missing in indoor environments. This paper proposes a room-based localization system(More)
In traditional advertisement push/broadcast applications, a lot of advertisement files will be directly downloaded from telcom operators (or content providers) to subscribers, and more bandwidth resources are needed. However, the server's upload bandwidth might be the performance bottleneck when many files are downloaded at meanwhile. It results in network(More)
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