63 search results - page 2 / 13 » Admission control based on OFDMA channel transformations |
ICC
2007
IEEE
13 years 11 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...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
Adaptive orthogonal frequency division multiple access (OFDMA) has recently been recognized as a promising technique for providing high spectral efficiency in future broadband wire...
ICC
2008
IEEE
13 years 11 months ago
2008
IEEE
—An admission control algorithm should be properly designed to guarantee the Quality of Service (QoS) in wireless mesh networks (WMNs). Based on channel busyness ratio, an admiss...
VTC
2006
IEEE
13 years 11 months ago
2006
IEEE
— Performance comparison of multiuser OFDM-TDMA and OFDMA systems by considering physical and link cross-layer behavior is conducted in this work. We provide a new framework for ...
PIMRC
2008
IEEE
13 years 11 months ago
2008
IEEE
—In this paper, the Interleaved Frequency Division Multiple Access (IFDMA) scheme is considered as a special case of Discrete Fourier Transform (DFT)-precoded Orthogonal Frequenc...