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Tag: Internet of Things (IoT) devices

An RFID tag is modified by cutting out a small part its antenna (silver ribbon) and placing a small light-sensing phototransistor or temperature-responsive resistor (thermistor) on it. CREDIT University of Waterloo

Batteryless smart device closer to reality

Researchers at the University of Waterloo have taken a step forward toward a new generation of smart devices that don't require batteries or charging....