Fig. 1From: A current-mode system to self-measure temperature on implantable optoelectronicsa Conceptual image of an implantable optoelectronic device; b concept optrode with LEDs on the shaft and stimulation and sensing circuits on the head, c LED in the optical stimulation phase generates heat; d reverse-biased LED connected to the sensing circuit to measure the reverse current change; and e timing diagram for the LED biphasic biasingBack to article page