Design of sierpinski carpet sierpinski fractalantenna by improving the performance parameters and reducingthe antenna size

摘要

. Wireless communication technology has proven to be one of the fastest and most widely used throughouttheworld. Eventhoughantennasaresatisfyingtherequirementsofusersinwirelesserabutstillthe challengeofreducingthedimensionsfurtherandenhancingtheperformanceneverendsandthispaperaimsto presentsanimprovementincommunicationtechnologybyreducingthesizeandincreasingtheperformance using sierpinski carpet antenna. The sierpinski carpet antenna is one among the fractalantenn as which are known to be most challenging research area nowadays. In the field of communication two categories of signals play an important role they are narrowband and broadband signals. In this paper an attempt is made to generate sierpeinsikiantenna using simulation which uses self similarity in the geometry over several frequency bands and to plot returnloss vs frequency to show the frequencies at 2.0 GHz/ 3.9 GHz /4.5GHz/5.7GHz/7.3GHz/8.2GHzwhichminimumreturnlossoccurforbaseshape, andfirstiteration, second iteration for broadband. The design analysis took place between ranges of using the HFSS simulation and the simulated results shows performance enhancement in terms of gain and comparison of returnloss for different iterations.