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VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
— Placing relays around the base station (BS) to assist wireless communication is an effective way of extending coverage in cellular systems. This paper provides a quantitative a...
VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
— This paper investigates the topology formation mechanisms provided by IEEE 802.15.4 to create tree-based topologies, in the context of a multi-sink wireless sensor network. The...
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VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
—A compact higher-order mode microstrip patch antenna (HM-MPA) suitable for on-body communications at 2.45 GHz is presented. Using FDTD simulations we show that the HM-MPA had an...
VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
— With the proliferation of air interface technologies, there are increasingly multi-mode user equipment devices (UEs) that can operate in more than one technology, although not ...
VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
— A preamble technique for synchronization and channel estimation introduces transmission delay and wastes capacity unavoidably due to the time loss before data transmission. In ...