00634    a2200169   4500003000500000005001700005040000900022082001200031100002900043245010200072260003100174300001400205505018900219538003000408650001400438651001200452Nust20170207171113.0  cNust  a621.382  aGhafoor, Umar  (MSEE-17)  aTradeoff between spectrum cost and qaulity of service in a cognitive radio network cUmar Ghafoor  aRawalpindibMCS,NUSTc2014  aix,65,p.;  aIntroduction (page-1) Literature review (page-5) Financial dynamics of CRN operator (page-24) Proposed Qos based minimization methodology (page-31) Conclusion and future work (page-57)  aAlmirah No. 69 Shelf No.3  aPG Thesis  aMSEE-17