antenna for ultra wide band and the wimax and itu band

hi i'm designing a uwb antenna and the size of the antenna is 15.85mm*15.7mm*0.4mm so my lower band comes from 4.2 so plz tell me what i will do that my lower band comes from 3.1ghz and the what frequency sweep i will take?
and also tell me the frequency range for the wimax and itu band

Hello,
could you please re-formulate your question!
concerning the question about the frequency bands of WiMAX, different bands are available in different parts of the world. The frequencies commonly used are 2.3 GHz , 2.5 GHz , 3.5 GHz and 5.8 GHz.