Abstract: This paper proposes a method to improve the accuracy of an absolute magnetic encoder by using harmonic rejection (HR) and a dual-phase-locked loop (DPLL). The encoder consists of two ...
Abstract: In the research into linear displacement sensors, the main research targets are optical grating and magnetic grating-based displacement sensors. However, magnetic grating and optical grating ...
Update 07/26/2021: After its eBay auction came to a close, the ultra-rare Kirby e-Reader card has sold to an anonymous bidder for $10,600. The card had reached $9,999 several days before the auction ...
The first cards were blue with yellow lettering, instead of the reverse. Photo: Jon Naso/NY Daily News Archive via Getty Images You will not see the final swipe this weekend. The MetroCard will ...