Abstract: In this paper, the problem of joint time-of-arrival and two-dimensional direction-of-arrival (TOA/2D-DOA) estimation is solved using space-frequency nested array (SFNA) motion. SFNA is ...
A team of engineers at North Carolina State University has designed a polymer “Chinese lantern” that can rapidly snap into multiple stable 3D shapes—including a lantern, a spinning top, and more—by ...
Abstract: Magnetic actuation has been widely investigated for miniature robot control due to its wireless control capability. As a permanent magnetic (PM) actuation system, the Halbach array can ...
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