1results about "Computing operation arrangements" patented technology

There is provided a circuit comprising a mirrored enhanced Howland current source, the mirrored enhanced Howland current source comprising an input and an output; and a feedback loop, the feedback loop comprising: an instrumentation amplifier arranged to measure a current at the output of the mirrored enhanced Howland current source; a comparator arranged to compare an output of the instrumentation amplifier to a reference voltage source; an integrator electrically coupled to the output of the comparator; a multiplier arranged to multiply the output of the integrator with the reference voltage, wherein the output of the multiplier is electrically coupled to the input of the mirrored enhanced Howland current source.