Projecte final de carerra fet el col.laboració amb Institut fur Nachrichtenübertragung

In this dissertation, the Tomlinson-Harashima is presented and implemented by a Matlab program with the objective to eliminate the ISI in our channel. Our channel is characteristic by the use of Plastical Optical Fibers(POF) and the channel has certain features that should be taken into account for the THP application. The use of THP is justi ed because of the great advantatges that it presents over other techniques such as DFE, THP can works in conjuction with the Reed Solomon to further decrease the Bit Error Ratio. More characteristics of RS are presented along the dissertation and in the nal part RS is combined with THP and the performance results are shown