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» Energy Efficient Schedulers in Wireless Networks: Design and...
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SRDS
2010
IEEE
14 years 7 months ago
Crash-Tolerant Collision-Free Data Aggregation Scheduling for Wireless Sensor Networks
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...
Arshad Jhumka
INFOCOM
2008
IEEE
15 years 4 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
ICC
2009
IEEE
146views Communications» more  ICC 2009»
14 years 7 months ago
Multi-Hop Aggregate Information Efficiency in Wireless Ad Hoc Networks
Abstract--We introduce multi-hop aggregate information efficiency (MIEA), a comprehensive metric that captures several performance-affecting factors of wireless ad hoc networks in ...
Pedro Henrique Juliano Nardelli, Giuseppe Thadeu F...
JUCS
2010
217views more  JUCS 2010»
14 years 4 months ago
Cross Layer Optimization for Data Gathering in Wireless Multimedia Sensor Networks within Expected Network Lifetime
: The use of multimedia sensor nodes can significantly enhance the capability of wireless sensor networks (WSNs) for event description. In a number of scenarios, e.g., an erupting ...
Lei Shu, Manfred Hauswirth, Yan Zhang, Jianhua Ma,...
ICC
2007
IEEE
146views Communications» more  ICC 2007»
15 years 4 months ago
Optimally Mapping an Iterative Channel Decoding Algorithm to a Wireless Sensor Network
–Retransmission based schemes are not suitable for energy constrained wireless sensor networks. Hence, there is an interest in including parity bits in each packet for error cont...
Saad B. Qaisar, Shirish S. Karande, Kiran Misra, H...