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ICNP
2009
IEEE
14 years 3 months ago
2009
IEEE
—In this paper, we describe oCast, an energy-optimal multicast routing protocol for wireless sensor networks. The general minimum-energy multicast problem is NP-hard. Intermitten...
DMSN
2009
ACM
14 years 3 months ago
2009
ACM
We study query scheduling in Wireless Sensor Networks (WSNs) with a focus on two important metrics: Quality of Service (QoS) and Quality of Data (QoD). The motivation comes from o...
GLOBECOM
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— This paper theoretically analyzes cross-layer optimized design of transmit power allocation in distributed interference-limited wireless networks with asynchronously ac...
WIMOB
2008
IEEE
14 years 3 months ago
2008
IEEE
—We consider the rate allocation problem for data aggregation in wireless sensor networks with two objectives: 1) maximizing the lifetime of a local aggregation cluster and, 2) a...
GLOBECOM
2006
IEEE
14 years 3 months ago
2006
IEEE
— Reducing energy consumption has been a recent focus of wireless sensor network research. Topology control explores the potential that a dense network has for energy savings. On...