Sciweavers

1176 search results - page 63 / 236
» iccs 2007
Sort
View
ICC
2007
IEEE
170views Communications» more  ICC 2007»
15 years 4 months ago
Evaluating Techniques for Network Layer Independence in Cognitive Networks
— Cognitive networks are the latest progression of cognitive functionality into the networking stack, an effort which began with a layer one and two focus on cognitive radios, an...
Muthukumaran Pitchaimani, Benjamin J. Ewy, Joseph ...
ICC
2007
IEEE
170views Communications» more  ICC 2007»
15 years 4 months ago
Optimal Bandwidth Provision at WiMAX MAC Service Access Point on Uplink Direction
—In this paper, the IEEE 802.16 protocol is investigated with respect to the bandwidth provision problem arising at the Medium Access Control (MAC) layer. The aim is to optimally...
Mario Marchese, Maurizio Mongelli
ICC
2007
IEEE
119views Communications» more  ICC 2007»
15 years 4 months ago
Graph-Based Detector for BLAST Architecture
Abstract— We propose belief propagation (BP) based detection algorithms for the Bell labs layered space-time (BLAST) architectures. We first develop a full complexity BP algorit...
Jun Hu, Tolga M. Duman
ICC
2007
IEEE
112views Communications» more  ICC 2007»
15 years 4 months ago
Error Probability of OFDM Systems Impaired by Carrier Frequency Offset in Frequency Selective Rayleigh Fading Channels
— Orthogonal Frequency Division Multiplexing (OFDM) is sensitive to Carrier Frequency Offset (CFO), which destroys the orthogonality and causes Inter-Carrier Interference (ICI). ...
Peng Zhou, Ming Jiang, Chunming Zhao, Wei Xu
ICC
2007
IEEE
15 years 4 months ago
Frequency Offset Tracking for OFDM Systems via Scattered Pilots and Virtual Carriers
— In this paper, we propose a new carrier frequency offset (CFO) tracking algorithm for orthogonal frequency division multiplexing (OFDM) systems. Assuming that the channel remai...
Tao Cui, Feifei Gao, Arumugam Nallanathan