antenna from 0.8 to 8 GHz

hai all ,

can any one tell me or give me some suggestions,, which antenna desgin is sutiable from 0.8 to 8 GHz. if any one have papers on it plz post them.

thanks

Ridged horn, log-periodic, spiral, ...

Vvialdi, biconic, and many more......

It might be useful to describe your application. the responses will then be better focused.

my aim is to cover all cellular and wifi frequency. i am looking for small, low profile antenna .

hi Tender_006,

Microstrip antenna based and this attachment may help you.

Regards!

thank you very much

U can go for printed monopole antennas