how slot is designed on patch antenna

can anybody plz help about
what are the steps to make a slot on patch antenna using ie3d tool commands

plz send me the design step using ie3d command

i designed slotted patch antenna with radiating and parasitic elements. whih frequency you need?

try the IE3D examples directory

i need at 2.4 ghz which having 34MHz by inset feed then i have to make it for broadband so i want to take a u slot but i dont know how to make a slot using zeland . so i need the commands to make slot in zeland(ie3d)

for 1.8 & 2.4GHZ

Adjust the thickness and the size of ground plane and radiator. If patch antenna try to alter the shape for omni radiation and directive gain.