help needed for antenna design in IE3D

i want to design an antenna having power handling capability of 234 watts, VSWR 1.6,1-3GHz operating frequency and linear polarisation . I think microstrip patch antennas can't handle this much power. What do you suggest what should i do? plz help me

Hi
I desire, this paper help you

i have downloaded the pdf but its damaged and is not opening

Hi
Please see the following IEEE paper

High Power Antenna Specifically Designed For Reverberation Chambers Use
S. Fernández, R. Santamaría, and M. A?ón
EMC Area Instituto Nacional de Técnica Aeroespacial (INTA),
Torrejón de Ardoz (28850), Madrid, Spain