OFDM is one of the best physical-layer candidates for cognitive radio (CR) systems, but rectangular pulse shaping gives rise to large spectrum sidelobes and interferes with the licensed user on the adjacent band. In this paper, an approach is derived based on the signal continuity to measure the spectral decay rate of the shaping pulse for OFDM.

05371526.pdf
m1.m
paprOFDMA.m
block_int.m
INTERLEAVERS- TYPES & THEIR COMPARISION.ppt

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