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This letter presents a low-profile, multilayer planar microstrip patch antenna (MPA) array with cross-band frequency reconfigurability. The compact single-port MPA element, sized 7.8 × 7.8 × 3 mm³, ...

Shorten a long URL to a unique, hash-based short URL (generated by the backend) Redirect users from a short URL to the original URL Collision detection and resolution for short URLs All timestamps are ...