Wide angle sweep circularly polarized microstrip antenna battle array of ka wave band

Wide angle sweep circularly polarized microstrip antenna battle array of ka wave band relates to the satellite communications antenna technique. The utility model discloses comprise a M N antenna element, M, N are the integer, and M >= 1, N >= 2. Antenna element includes that antenna part divides and base portion, and the antenna part branch is installed on base portion, antenna part divides including an antenna substrate, the 2nd antenna substrate, an antenna substrate and the 2nd antenna substrate install on the antenna floor, and an antenna substrate and the 2nd antenna substrate are crossing, be provided with the floor earth connection on the antenna floor, still be provided with the parasitic stick of 4 metals on the antenna floor, lie in an antenna substrate's both ends and the 2nd antenna substrate's both ends respectively, first ba lun feeder and second balun feeder are insulating each other, base portion includes the base, is provided with the feed network circuit in it. The utility model discloses l