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A 60GHz wideband circularly polarized E-shaped patch antenna array is designed using surface micromachining. The E-shaped patch is fully utilized to obtain good circular polarization performance. The antenna array is excited by four-way power divider. The four-way power divider is designed using rectangular micro-coaxial transmission line. The antenna array with the specified size of 12.5mm×5.7mm×0...
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