| 摘要 |
PROBLEM TO BE SOLVED: To obtain a small-sized and broadband patch antenna. SOLUTION: This invention provides the patch antenna where patch antenna elements 6, 8, 10 having different resonance frequencies at the same use frequency band are arranged in an array and folded patch antenna elements are adopted for the patch antenna elements 6, 8, 10 that are folded along the E plane of a radio wave, which the patch antenna elements 6, 8, 10 are going to send/receive.
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