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VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
—Orthogonal frequency division multiplexing (OFDM) signals have a problem with high peak-to-average power ratio (PAPR). A distortionless selective mapping (SLM) has been proposed...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— The demand for even higher data rates in future mobile communications systems calls for new techniques capable of improving the performance of cellular systems. One possibility...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract- OFDMA subchannel allocation has been wellstudied. However, most of the available literature considers a single cell system without cochannel interference. We present a no...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
—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 ...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— A wireless body area network with an average throughput of 500 kbps is considered based on ultra-wideband (UWB) pulse position modulation. For a long battery autonomy ultra low...