457 18.3 Sigrial Estimation llsiiig tlie Wieiier Filter I I Fignre 18.10: Filter for removing adclitivc iioise froiii a signal s For ( a , , ( p ) ,> @ , l r L ( ~ ~ the ) signal power domiriates, and the filter allo~i's the signal and the low-power noise to pass t lirough unhiirdered: H o d ) M I * For @,,>(id)