Active microstrip antenna for 2,45GHz

[toulouse]

Hi,

I would like to transform a passive 2.45 Ghz patch antena into an active one. Does someone has some schematics, layout or advice to give me?

The antena is made for short range wireless (10-15 meters).

Thanks,

Thomas K.

http://www.emcrf.eng.br

ICQ#282786426