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VTC
2008
IEEE
131views Communications» more  VTC 2008»
16 years 1 months ago
Downtilted Base Station Antennas - A Simulation Model Proposal and Impact on HSPA and LTE Performance
— This paper proposes a low-complexity model for vertical antenna radiation patterns, e.g. for inclusion in systemlevel simulations. They can be seen as extensions to the horizon...
Fredrik Gunnarsson, Martin N. Johansson, Anders Fu...
VTC
2008
IEEE
134views Communications» more  VTC 2008»
16 years 1 months ago
Comparison of Various Frequency Reuse Patterns for WiMAX Networks with Adaptive Beamforming
—In this paper, we evaluate the performance of a WiMAX network in different frequency reuse scenarios with and without adaptive beaforming technique. We study the possibility of ...
Masood Maqbool, Marceau Coupechoux, Philippe Godle...
VTC
2008
IEEE
106views Communications» more  VTC 2008»
16 years 1 months ago
Simulation-Based Performance Evaluation of Enhanced Broadcast Schemes for IEEE 802.11-Based Vehicular Networks
—Car-to-car communication (C2CC) enables cars to exchange information that can be used to, e.g., improve the drivers’ safety or comfort. Recently, WLANs based on the IEEE 802.1...
Yvonne Mertens, Matthias Wellens, Petri Mäh&o...
WCNC
2008
IEEE
16 years 1 months ago
A Density Adaptive Routing Protocol for Large-Scale Ad Hoc Networks
Abstract—Position-based routing protocols use location information to refine the traditional packet flooding method in mobile ad hoc networks. They mainly focus on densely and ...
Zhizhou Li, Yaxiong Zhao, Yong Cui, Dong Xiang
WCNC
2008
IEEE
16 years 1 months ago
A Closed-Form Approximation for Capacity of Multiuser MIMO Broadcast Systems: A Virtual User Approach
— Besides delivering high data rates in a point-to-point scenario, multi-input multi-output (MIMO) antenna techniques can broadcast personalized data to multiple users in the poi...
Li-Chun Wang, Chu-Jung Yeh, Chi-Fang Li