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» Wireless sensor networks and beyond
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TSP
2010
15 years 1 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
TMC
2010
142views more  TMC 2010»
15 years 5 months ago
DGRAM: A Delay Guaranteed Routing and MAC Protocol for Wireless Sensor Networks
This paper presents an integrated MAC and routing protocol called Delay Guaranteed Routing and MAC (DGRAM) for delay sensitive wireless sensor network (WSN) applications. DGRAM is...
Shanti Chilukuri, Anirudha Sahoo
GLOBECOM
2010
IEEE
15 years 4 months ago
Energy-Efficient Duty Cycle Assignment for Receiver-Based Convergecast in Wireless Sensor Networks
Duty cycling is often used to reduce the energy consumption caused by idle listening in Wireless Sensor Networks (WSNs). Most studies on WSN protocols define a common duty cycle va...
Yuqun Zhang, Chen-Hsiang Feng, Ilker Demirkol, Wen...
MASS
2010
162views Communications» more  MASS 2010»
15 years 4 months ago
A metric for routing in delay-sensitive wireless sensor networks
Abstract--We present a new scheme to reduce the end-toend routing delay in the mission-critical applications of the wireless sensor networks (WSNs) under the duty cycle model. Whil...
Zhen Jiang, Jie Wu, Risa Ito
TMC
2012
13 years 9 months ago
Compressed-Sensing-Enabled Video Streaming for Wireless Multimedia Sensor Networks
—This article1 presents the design of a networked system for joint compression, rate control and error correction of video over resource-constrained embedded devices based on the...
Scott Pudlewski, Arvind Prasanna, Tommaso Melodia