Patent ID: 9077070
Filing Date: 2015-07-07
Classification: H01Q

Abstract:
1. A dual polarized base station antenna, comprising: a reflector having a longitudinal axis; an array of tri-pole elements disposed on the reflector, each tri-pole element having arms consisting of: i. a first side arm; ii. a second side arm; and iii. a central arm, approximately perpendicular to the first and second side arms; said first side arm, said second side arm, and said central arm electrically connected to each other; wherein one of the first side arm and the center arm is parallel to the longitudinal axis; and a feed network having a first microstrip line coupled to the first arms of the tri-pole elements and a second microstrip line coupled to the second arms of the tri-pole elements, said first and second microstrip lines having a common ground conductor coupled to the central arm.