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INFOCOM
2006
IEEE
15 years 3 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 9 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 4 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 2 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 4 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