ANTENNA FOR BASE STATION OF MOBILE COMMUNICATION SYSTEM

摘要

PURPOSE: A cell site antenna for the mobile communications systems minimizes the NF(Noise Figure) due to the feeder circuit of the antenna inside by directly connecting the amplification means to each Radiation element. CONSTITUTION: A Radiation element is attached to the front side of the reflector(110). One or more protector(90) has the structure of protecting at least a part of reflector. Protector is attached to reflector. Protector has the bar construction of being attached to the front side or the backside surface of reflector of the semicircular shape. Protector has the bar construction of being connected through the front side and backside surface of reflector of circular.