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GLOBECOM
2007
IEEE
16 years 29 days ago
Sigma-Delta ADC Based Distributed Detection in Wireless Sensor Networks
Abstract—In the existing works on distributed detection in sensor networks, local sensor nodes either quantize the observation or directly scale the analog observation and then t...
Dimeng Wang, Shuangqing Wei, Guoxiang Gu
GLOBECOM
2007
IEEE
16 years 29 days ago
Impact of Noise Imbalance on the Performance of Predetection Dual-EGC Receivers Over Rayleigh Fading Channels
Abstract—A new expression for the probability density function of the signal-to-noise ratio (SNR) at the output of a predetection dual-equal-gain-combining (dual-EGC) receiver ov...
Prabhat Patel, Ajit Kumar Chaturvedi
GLOBECOM
2007
IEEE
16 years 29 days ago
UWB Impulse Radio with Triple-Polarization SIMO
Abstract— Polarized single-input multiple-output (SIMO) arrays can improve system robustness and rate while offering a compact design. We investigate the error performance of Imp...
Wasim Q. Malik, David J. Edwards
GLOBECOM
2007
IEEE
16 years 29 days ago
Analysis of MIMO Beamforming with Channel Response Variations Over the Frame Interval
Abstract— Important throughput improvements in multipleinput multiple-output (MIMO) fading channels can be obtained by merging beamforming at the transmitter and maximal ratio co...
Eduardo Martos-Naya, José F. Paris, Unai Fe...
ICC
2007
IEEE
173views Communications» more  ICC 2007»
16 years 29 days ago
The Effect of Imperfect Carrier Frequency Offset Estimation on OFDMA Uplink Transmission
Abstract— Since carrier frequency offset destroys user’s signal orthogonality in Orthogonal Frequency-Division Multiplexing Access (OFDMA) uplink transmission, resulting in an ...
Zhongshan Zhang, Chintha Tellambura