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VTC
2007
IEEE
15 years 10 months ago
Coverage Analysis for Cellular Systems with Multiple Antennas Using Decode-and-Forward Relays
— 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...
Jian Zhao, Ingmar Hammerström, Marc Kuhn, Arm...
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VTC
2007
IEEE
15 years 10 months ago
Optimum Tree-Based Topologies for Multi-Sink Wireless Sensor Networks Using IEEE 802.15.4
— 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...
Chiara Buratti, Francesca Cuomo, Sara Della Luna, ...
VTC
2007
IEEE
15 years 10 months ago
Low-Profile Microstrip Patch Antenna for Over-Body Surface Communication at 2.45 GHz
—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...
Gareth A. Conway, William G. Scanlon, David Linton
VTC
2007
IEEE
15 years 10 months ago
Signaling Reduction in Idle Mode for Inter-Technology Mobility
— 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 ...
Suresh Kalyanasundaram, Vinod Ramachandran, Vijay ...
VTC
2007
IEEE
15 years 10 months ago
On Preamble Length of OFDM-WLAN
— A preamble technique for synchronization and channel estimation introduces transmission delay and wastes capacity unavoidably due to the time loss before data transmission. In ...
Ting-Jung Liang, Wolfgang Rave, Gerhard Fettweis