作者: Tetsuya Katayama , Kento Nakabayashi , Masaru Ogawa , Shin-ichiro Matsuzawa
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摘要: A radar apparatus forming a series-feed array-antenna includes an array antenna having transmission/reception antennas, and each plurality of elements arrayed with feed-lines to be series-connected other. calibration line is disposed between the transmission reception via switch which connects or disconnects line. The signal phase shift transmitted when amount from calculated based on reference at thereby calibrating shift.