| 摘要 |
PROBLEM TO BE SOLVED: To provide a base station antenna for mobile communication, achieving space division communication like a space division multiple access, while avoiding the substantial increase of the installation occupancy area of the base station antenna for the mobile communication without lowering antenna characteristics. SOLUTION: The base station antenna for the mobile communication includes: two antenna element pair arrays 1 wherein a plurality of antenna element pairs 4 having the same polarization characteristic are arrayed; a shield plate 2 provided between the two antenna element pair arrays 1; a feed port 7 for supplying power to the two antenna element pair arrays 1, respectively; and a power distributor 36 connected to the feed port 7, for distributing the power to the two antenna element pair arrays 1. COPYRIGHT: (C)2011,JPO&INPIT
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