1. A transmission system for transmitting a multicarrier signal from a transmitter ( 10 ) to a receiver ( 20 ), the receiver ( 20 ) comprising an equalizer ( 24 ) for canceling intercarrier interference included in the received multicarrier signal, wherein the equalizer ( 24 ) comprises a reduced complexity filter for deriving a vector of estimated symbols ( 25 ) from a vector of received symbols ( 23 ).