00638cam a2200229 7i4500 0000032100 20211216090000.0 0471178691 9780471178699 TSAM 621.382 HAY 2001 TK5101 HAY 2001 Haykin, Simon author Communication systems Simon Haykin. Fourth edition. New York, NJ: John Wiley, 2001. xviii, 816 pages; 26 cm. text rdacontent unmediated rdamedia volume rdacarrier Signal theory (Telecommunication) Telecommunication