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JCO
2006
103views more  JCO 2006»
13 years 7 months ago
On optimal placement of relay nodes for reliable connectivity in wireless sensor networks
The paper addresses the relay node placement problem in two-tiered wireless sensor networks. Given a set of sensor nodes in Euclidean plane, our objective is to place minimum numbe...
Hai Liu, Peng-Jun Wan, Xiaohua Jia
WIOPT
2011
IEEE
12 years 11 months ago
Energy-neutral source-channel coding in energy-harvesting wireless sensors
Abstract—This work addresses the problem of energy allocation over source compression and transmission for a single energy-harvesting sensor. An optimal class of policies is iden...
Paolo Castiglione, Osvaldo Simeone, Elza Erkip, Th...
MOBIHOC
2006
ACM
14 years 1 months ago
Deploying wireless sensors to achieve both coverage and connectivity
Xiaole Bai, Santosh Kumar, Dong Xuan, Ziqiu Yun, T...
GLOBECOM
2008
IEEE
14 years 2 months ago
Modeling Mobility-Assisted Data Collection in Wireless Sensor Networks
—Exploiting mobility to enhance the performance of wireless sensor networks (WSNs), in terms of connectivity, coverage, and lifetime elongation, has recently been the focus of se...
Hisham M. Almasaeid, Ahmed E. Kamal
ISCC
2009
IEEE
254views Communications» more  ISCC 2009»
14 years 2 months ago
Monitoring connectivity in wireless sensor networks
It is important to have continuous connectivity in a wireless sensor network after it is deployed in a hostile environment. However, such networks are constrained by the low usert...
Benahmed Khelifa, Hafid Haffaf, Madjid Merabti, Da...