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CORR
2007
Springer
159views Education» more  CORR 2007»
13 years 7 months ago
Lifetime Improvement in Wireless Sensor Networks via Collaborative Beamforming and Cooperative Transmission
: Collaborative beamforming (CB) and cooperative transmission (CT) have recently emerged as communication techniques that can make effective use of collaborative/cooperative nodes ...
Zhu Han, H. Vincent Poor
BROADNETS
2007
IEEE
13 years 11 months ago
Energy-efficient transmission for multimedia streams in last-hop wireless internet
Multimedia applications have unique characteristics that can be leveraged to design energy-efficient loss recovery mechanisms. Given their loss tolerance and strict timing requirem...
Albert F. Harris III, Robin Snader, Robin Kravets
ICC
2009
IEEE
14 years 2 months ago
Investigating Multiple Alternating Cooperative Broadcasts to Enhance Network Longevity
—We propose a broadcast protocol that is based on a form of cooperative transmission called the Opportunistic Large Array (OLA). Multiple SNR (or transmission) thresholds are use...
Aravind Kailas, Mary Ann Ingram
ICC
2007
IEEE
184views Communications» more  ICC 2007»
14 years 1 months ago
Lifetime Improvement of Wireless Sensor Networks by Collaborative Beamforming and Cooperative Transmission
Abstract— Extending network lifetime of battery-operated devices is a key design issue that allows uninterrupted information exchange among distributive nodes in wireless sensor ...
Zhu Han, Harold Vincent Poor
ADHOC
2007
67views more  ADHOC 2007»
13 years 7 months ago
Threshold-related throughput - A new criterion for evaluation of sensor network performance
Energy efficient and power aware protocols are of utmost importance in Sensor Networks. The most popular criteria, so far, for evaluating performance of energy-aware protocols are...
Ilya Ledvich, Adrian Segall