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INFOCOM
2006
IEEE
15 years 5 months ago
Leveraging Channel Diversity for Key Establishment in Wireless Sensor Networks
— As the use of sensor networks increases, security in this domain becomes a very real concern. One fundamental aspect of providing confidentiality and authentication is key dis...
Matthew J. Miller, Nitin H. Vaidya
TWC
2008
150views more  TWC 2008»
14 years 11 months ago
Improved iterative detection and achieved throughputs of OFDM systems under imperfect channel estimation
Abstract--Assuming imperfect channel estimation, we propose an improved detector for orthogonal frequency-division multiplexing (OFDM) systems over a frequency-selective fading cha...
Seyed Mohammad Sajad Sadough, Pierre Duhamel
TWC
2010
14 years 6 months ago
Cooperative Decode-and-Forward ARQ Relaying: Performance Analysis and Power Optimization
Abstract--In this paper we develop a new analytical methodology for the evaluation of the outage probability of cooperative decode-and-forward (DF) automatic-repeat-request (ARQ) r...
Sangkook Lee, Weifeng Su, Stella N. Batalama, John...
IPPS
1999
IEEE
15 years 3 months ago
Improving Collective I/O Performance Using Threads
Massively parallel computers are increasingly being used to solve large, I/O intensive applications in many different fields. For such applications, the I/O requirements quite oft...
Phillip M. Dickens, Rajeev Thakur
CISS
2007
IEEE
15 years 5 months ago
High-Throughput Cooperative Communications with Complex Field Network Coding
Relay-based cooperative communications can achieve spatial diversity gains, enhance coverage and potentially increase capacity. If considered for large networks, traditional relayi...
Tairan Wang, Georgios B. Giannakis