Hwa-Chuan Lin

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We propose a new strategy of location management, presetting approach, for hierarchical database architecture in the, mobile computing environment. When a called receiver leaves its old registration area, our strategy is to store its new registration address to its previous caller’s location database. Our presetting strategy will only need one more database(More)
In this paper we propose an efficient tracking strategy, called the Precache strategy, for a hierarchical database architecture in Personal Communication Services (PCS). The main goal of our strategy is to reduce the overloads of a PCS system in the following two situations: (1) when a callee receives calls frequently, and (2) when a user crosses many(More)
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