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Novel Spectrally Efficient UWB Pulses Using Zinc and Frequency-Domain Walsh Basis Functions
Praveen Chaurasiya,Ashkan Ashrafi,Santosh Nagaraj 한국전자통신연구원 2013 ETRI Journal Vol.35 No.3
In this paper, two sets of spectrally efficient ultrawideband (UWB) pulses using zinc and frequency-domain Walsh basis functions are proposed. These signals comply with the Federal Communications Commission (FCC) regulations for UWB indoor communications within the stipulated bandwidth of 3.1 GHz to 10.6 GHz. They also demonstrate high energy spectral efficiency by conforming more closely to the FCC mask than other UWB signals described in the literature. The performance of these pulses under various modulation techniques is discussed in this paper, and the proposed pulses are compared with Gaussian monocycles in terms of spectral efficiency, autocorrelation, crosscorrelation, and bit error rate performance.