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Abstract: In this paper, we present a low-cost battery-less color sensor based on Near Field Communication (NFC). This system consists of a color sensor connected to a low-power microcontroller ...

The National Institutes of Health (NIH) has awarded $1.1 million to a team led by Worcester Polytechnic Institute (WPI) researcher Ulkuhan Guler to develop a first-of-its-kind wearable sensor for ...

Abstract: In the field of tactile sensors, the key issues limiting the accuracy of 3D reconstruction have been the low density of markers, insufficient sensor sensitivity, and the difficulty of ...

* This software is free for non-commercial, research and evaluation use * under the terms of the LICENSE.md file. * For inquiries contact sibr@inria.fr and/or George.Drettakis@inria.fr @page ...

int led = 13; // the pin that the LED is atteched to int sensor = 2; // the pin that the sensor is atteched to int state = LOW; // by default, no motion detected int val = 0; // variable to store the ...

The Joule Thief Circuit is a simple and clever electronic design that can power an LED using a nearly dead battery.