20 search results - page 3 / 4 » System capacity in OFDMA-based WiMAX |
WD
2010
13 years 2 months ago
2010
Abstract--OFDMA based cellular radio networks aim to operate as close as possible to frequency reuse distance of one, where the whole spectrum would be available in every cell. Mod...
WICON
2010
13 years 5 months ago
2010
Inter-cell interference (ICI) mitigation is always a big challenge issue in cellular systems. In this work we propose an Enhanced Fractional Frequency Reuse (EFFR) scheme with an i...
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
The IEEE 802.16/WiMAX standard has fully embraced multi-antenna technology and can, thus, deliver robust and high transmission rates and higher system capacity. Nevertheless, due ...
JSAC
2008
13 years 7 months ago
2008
Abstract--In a downlink Orthogonal Frequency Division Multiple Access (OFDMA) system, optimally allocating sub-channels across mobile users can require excessive feedback of channe...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— Link adaptation is one of the key technologies used in high speed wireless networks such as HSDPA and mobile WiMAX. The dynamic feature of mobile users’ channel capacities br...