This work was supported by the National Natural Science Foundation of China (Nos. 61307087 and 61377079), the Hunan Provincial Natural Science Foundation of China (No. 12JJ3070), and the Funda- mental Research Funds for the Central Universities and Young Teachers Program of Hunan University.
We experimentally demonstrate the multiband orthogonal frequency-division multiplexing ultra-wideband (MB-OFDM UWB) over fiber system with direct detection. Different sub-carrier modulation formats (quadrature phas...
This work is supported by the National Natural science Foundation of China (No.61071073), Doctoral Fund of Ministry of Education of China (No.20090061110043).
This paper presents a Polarity comparing and uniqueness guarantee (PCUG) timing synchronization estimation approach for MB-OFDM based UWB systems. Difference of the two cross correlation functions is com-puted, betw...