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VTC
2006
IEEE
13 years 11 months ago
Two-Level Fractional Guard Channels for Priority Access in Cellular Systems
– A two-level fractional guard channels (TLFGC) scheme to efficiently provide priority access for handoff calls over new calls in cellular systems is proposed. The switching betw...
David Tung Chong Wong, Jon W. Mark, Kee Chaing Chu...
ALGORITHMICA
2010
88views more  ALGORITHMICA 2010»
13 years 5 months ago
Improved Bounds for Wireless Localization
We consider a novel class of art gallery problems inspired by wireless localization. Given a simple polygon P, place and orient guards each of which broadcasts a unique key within ...
Tobias Christ, Michael Hoffmann, Yoshio Okamoto, T...
ICALP
2009
Springer
13 years 10 months ago
Decidability of the Guarded Fragment with the Transitive Closure
We consider an extension of the guarded fragment in which one can guard quantiers using the transitive closure of some binary relations. The obtained logic captures the guarded fr...
Jakub Michaliszyn
DEDS
2010
88views more  DEDS 2010»
13 years 5 months ago
On the Performance Evaluation of Multi-Guarded Marked Graphs with Single-Server Semantics
In discrete event systems, a given task can start executing when all the required input data are available. The required input data for a given task may change along the evolution...
Jorge Júlvez, Jordi Cortadella, Michael Kis...
IPPS
2005
IEEE
13 years 11 months ago
ExchangeGuard: A Distributed Protocol for Electronic Fair-Exchange
1 Electronic fair-exchange protocols have received significant attention from the research community in the recent past. In loose terms, the fair exchange problem is defined as at...
Mudhakar Srivatsa, Li Xiong, Ling Liu