does patch antenna gives omnidirectonal radiation pattern

[kartikkhurana]

hi all
does patch antenna gives omnidirectonal radiation pattern
if yes then in which wireless application
can u suggest me types of radiation pattern required for different wireless applications
kartik

 

[varuniyengar]

Yes, a patch antenna can have omni radiation pattern in Azi and Ele planes.
These antennas are used for aerospace applications (as an array), mobile phones use PIFA and can have omni radiation pattern