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119
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WCNC
2008
IEEE
15 years 9 months ago
2008
IEEE
—UWB technology can reach centimetre level ranging and positioning accuracy in LOS propagation when time of arrival techniques are used. However, in a real positioning system, th...
115
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WCNC
2008
IEEE
15 years 9 months ago
2008
IEEE
— In an opportunistic spectrum sharing system, secondary users equipped with cognitive radios opportunistically access spectrum that is not being used by the primary users, i.e.,...
134
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WCNC
2008
IEEE
15 years 9 months ago
2008
IEEE
— Besides delivering high data rates in a point-to-point scenario, multi-input multi-output (MIMO) antenna techniques can broadcast personalized data to multiple users in the poi...
157
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WCNC
2008
IEEE
15 years 9 months ago
2008
IEEE
The Sensor Internet provides access to sensor services by connecting sensor nodes to the Internet infrastructure. To achieve this, current solutions rely on fixed access points or ...
124
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DATE
2007
IEEE
15 years 9 months ago
2007
IEEE
Low energy consumption and load balancing are required for enhancing lifetime at Wireless Sensor Networks (WSN). In addition, network dynamics and different delay, throughput, and...