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Kichul Kim, Seongmin Pyo and Jinwoo Jung
With increasing interest in the W-band, there is growing focus on parabolic reflector antennas that are known for efficiently inducing high-gain radiation characteristics. There is particular focus on parabolic antennas with diverse defocus-fed applicati...
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Yangyang Zhang, Huijie Liu and Xingfu Liu
This work investigates the effects of the surface errors of the satellite antenna on the detection performance of the space VLBI system. First, the relationship between the surface errors and the antenna gain loss is analyzed, and then the influence of t...
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Jinbao Chen, Jiayu Dong, Zhicheng Song, Chuanzhi Chen and Jiaqi Li
In this study, a hybrid iteration force density method (HIFDM) was proposed to ensure both tension uniformity and accuracy of an antenna mesh reflector. Based on a genetic algorithm (GA), the boundary cable tension of the antenna reflector net was optimi...
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Katia Nagamine Urata, Josaphat Tetuko Sri Sumantyo, Cahya E. Santosa and Tor Viscor
A compact synthetic aperture radar microsatellite antenna operating in the L-band is presented. To reduce size and weight of the small spaceborne SAR, we utilize a lightweight deployable parabolic mesh reflector and operate at low Earth orbital altitudes...
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