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INFOCOM
2011
IEEE
14 years 1 months ago
Smart sleep: Sleep more to reduce delay in duty-cycled wireless sensor networks
A simple random walk (SRW) has been considered as an effective forwarding method for many applications in wireless sensor networks (WSNs) due to its desirable properties. However...
Chul-Ho Lee, Do Young Eun
TMC
2010
138views more  TMC 2010»
14 years 8 months ago
Secure Data Collection in Wireless Sensor Networks Using Randomized Dispersive Routes
—Compromised-node and denial-of-service are two key attacks in wireless sensor networks (WSNs). In this paper, we study routing mechanisms that circumvent (bypass) black holes fo...
Tao Shu, Marwan Krunz, Sisi Liu
TMC
2010
135views more  TMC 2010»
14 years 8 months ago
Maximizing the Lifetime of Wireless Sensor Networks with Mobile Sink in Delay-Tolerant Applications
—This paper proposes a framework to maximize the lifetime the wireless sensor network (WSN) by using a mobile sink when the underlying applications tolerate delayed information d...
YoungSang Yun, Ye Xia
TSP
2010
14 years 4 months ago
Distributed estimation of channel gains in wireless sensor networks
We consider the problem of distributed channel estimation in a sensor network which employs a random sleep strategy to conserve energy. If the N network nodes are randomly placed a...
Sivagnanasundaram Ramanan, John MacLaren Walsh
CCS
2006
ACM
15 years 1 months ago
An efficient broadcast authentication scheme in wireless sensor networks
A broadcast authentication mechanism is important in wireless sensor networks, assuring receivers of a packet's validity. To provide authentication, some researchers utilize ...
Shang-Ming Chang, Shiuhpyng Shieh, Warren W. Lin, ...