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Overlap Frequency Domain Equalization for Wavelet OFDM
Sohaib Kiani,Sabia Baig,M. Junaid Mughal 대한전자공학회 2009 ITC-CSCC :International Technical Conference on Ci Vol.2009 No.7
Wavelet-OFDM is a promising alternative to the well established Fourier Transform based OFDM (DFT-OFDM). The Wavelet OFDM does not utilize Cyclic Prefix, due to which its symbols are no longer cicularly convolved, thereby producing Inter Block Interference, after transmission through the channel. In this paper Overlap Frequency Domain Equalizer has been used to minimize BER, due to residual Inter Block Interference for Wavelet-OFDM. Moreover, BER performance has been compared between Wavelet OFDM with Overlap-FDE, DFT-OFDM without Gaurd Interval and Overlap FDE, Conventional OFDM with Gaurd Interval and simple FDE.