M I CR O ST R I P P A T C H A N T E NN A ITS TYPES, MERITS DEMERITS A N D ITS A PP LI C A T I O N S

In r ece nt ye a rs lots of study had been done over Micro Strip Antennas . Mi c r o s t r ip pat c h ant e n n a s ha v e mo r e ad v antag e s and b e tt e r p r o s p ec t s if we compare them with conventional antennas . T h e y p r o v ide dual and c i r c ular pola r i z ation s , dual - f r equ e n cy op e r ation, f r e qu e n c y agilit y , b r oad ban d - w idth, f ee dline f l ex ibilit y , b e am s c anning omnidi r ec tional patt e r ning and a r e light e r in w e ight, l o w vo l u m e , l o w c o s t, l o w p r o f il e , s mall e r in dim e n s ion and are easy to fabricate . M o r e o ve r , the mi c r o s t r ip pat c h ant e nnas c an . In this pap e r w e d is c u ss the mi c r o s t r ip ant e nna, t yp es of mi c r o s t r ip ant e nna, f ee ding t ec hniqu e s and appli c ation o f mi c r o s t r ip pat c h ant e nna w ith th e ir ad v ant a ge and di s ad v antag e s o ve r c on v e ntional mi c r o w a v e ant e n na s