389 search results - page 36 / 78 » Dynamic Relay Node Placement in Wireless Sensor Networks |
JSAC
2010
13 years 6 months ago
2010
—Bandwidth demands and timing constraints are two major challenges for wireless video streaming applications. In this paper, we present a hybrid spatial/temporal retransmission p...
SRDS
2010
IEEE
13 years 5 months ago
2010
IEEE
Data aggregation scheduling, or convergecast, is a fundamental pattern of communication in wireless sensor networks (WSNs), where sensor nodes aggregate and relay data to a sink no...
INFOCOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—Duty-cycle MAC protocols have been proposed to meet the demanding energy requirements of wireless sensor networks. Although existing duty-cycle MAC protocols such as S-MAC are p...
EWSN
2004
Springer
14 years 7 months ago
2004
Springer
This paper describes a novel routing mechanism for a network of highly mobile sensor nodes that routes data over dynamically changing topologies, using only information from neares...
IWSOS
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. In this paper, we describe an approach to activity recognition, which is based on a self-organizing, ad hoc network of body-worn sensors. It makes best use of the availab...