Sciweavers

WCNC
2008
IEEE
13 years 11 months ago
Estimation of Link Quality and Residual Time in Vehicular Ad Hoc Networks
—High node mobility and transient connectivity in Vehicular Ad Hoc NETworks have introduced numerous challenges in the design of efficient communication protocols for these netwo...
Nikoletta Sofra, Kin K. Leung
WCNC
2008
IEEE
13 years 11 months ago
Integrated Source-Channel Decoding for Correlated Data-Gathering Sensor Networks
Abstract— This paper explores integrated source-channel decoding, driven by wireless sensor network applications where correlated information acquired by the network is gathered ...
Sheryl L. Howard, Paul G. Flikkema
WCNC
2008
IEEE
13 years 11 months ago
Virtual Partitioning for Connection Admission Control in Cellular/WLAN Interworking
— Wireless wide area networks (WWANs) and wireless local area networks (WLANs) have complementary characteristics which make them suitable to jointly offer an ubiquitous wireless...
Enrique Stevens-Navarro, Vincent W. S. Wong
WCNC
2008
IEEE
13 years 11 months ago
User Assignment for MIMO-OFDM Systems with Multiuser Linear Precoding
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
Hassen Karaa, Raviraj S. Adve
WCNC
2008
IEEE
13 years 11 months ago
How Much Improvement Can We Get From Partially Overlapped Channels?
—Partially Overlapped Channel (POC) based design, has been identified recently as a promising technique to overcome the capacity bottleneck facing wireless engineers in various ...
Zhenhua Feng, Yaling Yang
WCNC
2008
IEEE
13 years 11 months ago
Simulation of Doubly-Selective Compound K Fading Channels for Mobile-to-Mobile Communications
A computer simulation model is proposed for discretetime doubly-selective compound-K fading channel. It first generates multiple independent mobile-to-mobile Rayleigh fading Chan...
Yuan Liu, Jian Zhang, Yahong Rosa Zheng
WCNC
2008
IEEE
13 years 11 months ago
Analysis of Interference from Large Clusters as Modeled by the Sum of Many Correlated Lognormals
Abstract—We examine the statistical distribution of the interference produced by a cluster of very many co-channel interferers, e.g., a sensor network, or a city full of active w...
Sebastian S. Szyszkowicz, Halim Yanikomeroglu
WCNC
2008
IEEE
13 years 11 months ago
Three-Stage Serially Concatenated Codes and Iterative Center-Shifting K-Best Sphere Detection for SDM-OFDM: An EXIT Chart Aided
—Iterative K-best sphere detection (SD) and channel decoding is appealing, since it is capable of achieving a nearmaximum-a-posteriori (MAP) performance at a low complexity. Howe...
Li Wang, Lei Xu, Sheng Chen, Lajos Hanzo
WCNC
2008
IEEE
13 years 11 months ago
Connectivity-Aware Network Maintenance via Relays Deployment
— In this paper, we address the network maintenance problem, in which we aim to maximize the lifetime of a sensor network by adding a set of relays to it. The network lifetime is...
Ahmed S. Ibrahim, Karim G. Seddik, K. J. Ray Liu
WCNC
2008
IEEE
13 years 11 months ago
Genetic Algorithm Aided Design of Near-Capacity Irregular Variable Length Codes
— In this paper we demonstrate that our ability to match the EXtrinsic Information Transfer (EXIT) function of an Irregular Variable Length Code (IrVLC) to that of a seriallyconc...
Robert G. Maunder, Lajos Hanzo