Sciweavers

WCNC
2010
IEEE
13 years 10 months ago
End-To-End HARQ in Cognitive Radio Networks
Abstract—Cognitive radio networks (CRN) may greatly enhance the throughput based on a given bandwidth. CRN has a unique feature, consisting of uni-directional opportunistic wirel...
Weng-Chon Ao, Kwang-Cheng Chen
WCNC
2010
IEEE
13 years 10 months ago
Impact of Secondary Users' Field Size on Spectrum Sharing Opportunities
— Previous works studied the effect of many system parameters on spectrum sharing opportunities where secondary users access the spectrum of primary users. However, a parameter t...
Muhammad Aljuaid, Halim Yanikomeroglu
WCNC
2010
IEEE
13 years 10 months ago
Characterization of the Secrecy Region of a Single Relay Cooperative System
Abstract—Security is an important aspect for the future wireless networks. Since the number of network nodes increases constantly, and, in addition, the networks are decentralize...
Ninoslav Marina, Are Hjørungnes
WCNC
2010
IEEE
13 years 10 months ago
Interference Modeling for Cognitive Radio Networks with Power or Contention Control
—In this paper, we present an interference model for cognitive radio (CR) networks employing power control or contention control scheme. The probability density functions (PDFs) ...
Zengmao Chen, Cheng-Xiang Wang, Xuemin Hong, John ...
WCNC
2010
IEEE
14 years 3 months ago
Training Sequence-Aided Single-Carrier Block Signal Detection Using QRM-MLD
—Recently, we proposed a frequency-domain block signal detection using maximum likelihood detection (MLD) employing QR decomposition and M-algorithm (QRM-MLD) for the cyclic pref...
Tetsuya Yamamoto, Kazuki Takeda, Fumiyuki Adachi
WCNC
2010
IEEE
14 years 3 months ago
A Novel Stability Weighted Clustering Algorithm for Multi-Hop Packet Radio Virtual Cellular Network
—Cooperative communications exploit the spatial diversity inherent in multiuser system by allowing cooperation among users having a wide range of channel qualities. How to search...
Qiyue Yu, Na Zhang, Weixiao Meng, Fumiyuki Adachi
WCNC
2010
IEEE
14 years 3 months ago
Socially-Aware Publish/Subscribe System for Human Networks
Abstract—The development of modern communication technologies fosters human networks (HUNETs)—an information dissemination platform comprised of human-carried wirelessenabled d...
Yaxiong Zhao, Jie Wu
WCNC
2010
IEEE
14 years 3 months ago
Novel Handoff Decision Algorithm in Hierarchical Macro/Femto-Cell Networks
Abstract—Hierarchical macro/femto-cell networks are considered as a promising technology for the improvement of indoor coverage and network capacity. In these emerging networks, ...
Jung-Min Moon, Dong-Ho Cho