Time Domain Measurements for a Time Reversal SIMO System in Reverberation Chamber and in an Indoor Environment

被引:13
|
作者
Naqvi, I. H. [1 ]
El Zein, G. [1 ]
机构
[1] INSA, IETR, CNRS, UMR 6164, F-35043 Rennes, France
关键词
Time reversal (TR); ultra-wideband (UWB); focusing gain; TR peak performance;
D O I
10.1109/ICUWB.2008.4653388
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Time domain measurements are conducted for ultrawideband (UWB) signals in a reverberation chamber (RC) and in a typical indoor environment for a single input multiple output (SIMO) time reversal (TR) system. Channel estimation is carried out using an Arbitrary Waveform Generator (AWG) and a high speed Digital Storage Oscilloscope (DSO) for all transmitter receiver links. The measured channel impulse responses (CIR) of all the links are added and re-transmitted from the transmitting antenna. Upon reaching the receiving antennas, the received signals am added to form the eventual received signal. Different TR characteristics i.e. TR peak performance, TR focusing gain, average power increase, signal to side lobe ratio (SSR) and RMS delay spread an analyzed and compared to that of a single input single output (SISO) TR system.
引用
收藏
页码:211 / 214
页数:4
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