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A novel dual-polarized broadband antenna array for S-band is presented. This antenna is composed of 6 2 microstrip antenna elements with a hybrid feed-line network providing an isolation 18.6 dB between the H- and V-ports. The operative bandwidth is from 3.15 to 3.25 GHz, and the peak measured gain is approximately 19 dBi. The array is suitable for spacecraft operation because of the...
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