| 摘要 |
<p>According to one embodiment, An array antenna apparatus includes a distributor (1), transmission phase shifters (21 to 2n), transmission amplifiers (31 to 3n), transmission filters (41 to 4n), transmission/reception switches (51 to 5n), limiters (61 to 6n), reception filters (71 to 7n), low-noise amplifiers (81 to 8n), reception phase shifters (91 to 9n), a combiner (10), a vacuum vessel (11), a refrigerating unit (12), and a cooling plate (13).</p> |
