?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F315%2F&rft.title=Optimization+of+a+Spline-Shaped+UWB+Antenna+by+PSO&rft.creator=Lizzi%2C+Leonardo&rft.creator=Viani%2C+Federico&rft.creator=Azaro%2C+Renzo&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=This+letter+presents+the+design+of+a+planar+antenna+for+U+W+B+applications+with+a+bandwidth+of+5.5+GHz+over+3.7+to+9.2+GHz+and+return+loss+values+lower+than+10+dB.+The+antenna+geometry+is+described+in+terms+of+a+spline-based+representation+whose+control+parameters%2C+together+with+other+geometrical+descriptive+quantities%2C+are+determined+through+a+suitable+Particle+Swarm+optimizer+(P+SO)+in+order+to+fit+the+U+W+B+requirements.+Representative+results+of+both+numerical+and+experimental+validations+are+reported+in+order+to+assess+the+performance+of+the+prototype+as+well+as+to+give+some+preliminary+indications+on+the+reliability+and+effectiveness+of+the+whole+synthesis+approach.+(c)+2007+IEEE.+Personal+use+of+this+material+is+permitted.+Permission+from+IEEE+must+be+obtained+for+all+other+users%2C+including+reprinting%2F+republishing+this+material+for+advertising+or+promotional+purposes%2C+creating+new+collective+works+for+resale+or+redistribution+to+servers+or+lists%2C+or+reuse+of+any+copyrighted+components+of+this+work+in+other+works.&rft.date=2011-01&rft.type=Technical+Report&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F315%2F1%2FDISI-11-003.R117.pdf&rft.identifier=++Lizzi%2C+Leonardo+and+Viani%2C+Federico+and+Azaro%2C+Renzo+and+Massa%2C+Andrea++(2011)+Optimization+of+a+Spline-Shaped+UWB+Antenna+by+PSO.++%5BTechnical+Report%5D+++++