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96
Voted
ICC
2007
IEEE
15 years 7 months ago
2007
IEEE
—This paper aims to address the problem of inter-cell interference fluctuation, which is inherent on the uplink direction of future cellular systems employing OFDMA or single car...
94
Voted
ICC
2007
IEEE
15 years 7 months ago
2007
IEEE
— We consider opportunistic spectrum access (OSA) which allows secondary users to identify and exploit instantaneous spectrum opportunities resulting from the bursty traffic of ...
116
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ICC
2007
IEEE
15 years 7 months ago
2007
IEEE
Abstract— In wireless cellular systems, capacity can be increased if both in-cell and out-of-cell cochannel interference (CCI) is properly handled. Moreover, spatial multiplexing...
96
Voted
ICC
2007
IEEE
15 years 7 months ago
2007
IEEE
— In an OFDM system, channel estimation can be considered as sampling the time-frequency response of the channel through a number of known pilot symbols placed across the time-fr...
118
Voted
ICC
2007
IEEE
15 years 7 months ago
2007
IEEE
— The capacity of multiple input multiple output (MIMO) system over wireless channels has been investigated analytically and by simulation over different types of wireless fading...