00471nam a22001097a 4500020002200000082001900022100002300041245004600064260003500110300003900145650017700184  a8126509147 (pbk)   a621.382 bSHA   aShanmugam, K. Sam   aDigital and analog communication systems   aNew Delhi bWiley India c2006  axviii, 600 p. b: ill. c; 23 cm.   aTelecommunication systems vAnalog signal transmission  vRandom signal theory aDigital communications vCommunication systems vSignal analysis vData transmission vFEAS