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Performance Analysis of Multiband OFDM UWB Communications With Application to Range Improvement

机译:多频带OFDM UWB通信的性能分析及其在范围改进中的应用

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摘要

Ultrawideband (UWB) radio is a promising solution for high-rate wireless communications over short ranges. In this paper, the performance of multiband orthogonal frequency division multiplexing (MB-OFDM) UWB systems is analyzed using the Saleh-Valenzuela channel model in terms of the packet error rate and the transmission range for indoor environments. The performance improvements resulting from the use of linear precoding and multiple antenna techniques are also analyzed and compared. It is shown both by theory and computer simulations that the two methods can effectively enlarge the transmission range of UWB devices.
机译:超宽带(UWB)无线电是用于短距离高速无线通信的有前途的解决方案。本文利用Saleh-Valenzuela信道模型,从包错误率和室内环境的传输范围两方面分析了多频带正交频分复用(MB-OFDM)UWB系统的性能。还分析和比较了由于使用线性预编码和多天线技术而导致的性能改进。理论和计算机仿真均表明这两种方法可以有效地扩大UWB设备的传输范围。

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