00452nam a22001337i 4500001001000000005001700010008004100027082002200068100002000090245006100110260005100171300001700222650007900239SXC03074220260819093856.0260101s2009    ii            000 0 eng d  a621.385 UPA-F222  aUpamanyu Madhow10aFundementals of digital communication /cUpamanyu Madhow  abCambridge Univeristy Press, Cambridge,c2009  ap. ;c22 cm. 0aWire telephony; Electronics and communication engineering; Applied physics