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Systems, articles, and methods for electromyography sensors

  • US 10,188,309 B2
  • Filed: 11/25/2014
  • Issued: 01/29/2019
  • Est. Priority Date: 11/27/2013
  • Status: Active Grant
First Claim
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1. A differential electromyography (“

  • EMG”

    ) sensor comprising;

    a first sensor electrode formed of an electrically conductive material;

    an amplifier;

    a first electrically conductive pathway that communicatively couples the first sensor electrode and the amplifier;

    a first capacitor electrically coupled in series between the first sensor electrode and the amplifier in the first electrically conductive pathway;

    a first resistor electrically coupled in series between the first sensor electrode and the amplifier in the first electrically conductive pathway;

    a ground electrode formed of an electrically conductive material;

    a second electrically conductive pathway that communicatively couples to the ground electrode;

    a third electrically conductive pathway that communicatively couples the first electrically conductive pathway and the second electrically conductive pathway;

    a second capacitor electrically coupled in the third electrically conductive pathway in between the first electrically conductive pathway and the second electrically conductive pathway;

    a fourth electrically conductive pathway that communicatively couples the first electrically conductive pathway and the second electrically conductive pathway;

    a second resistor electrically coupled in the fourth electrically conductive pathway in between the first electrically conductive pathway and the second electrically conductive pathway;

    a second sensor electrode formed of an electrically conductive material;

    a fifth electrically conductive pathway that communicatively couples the second sensor electrode and the amplifier;

    a third capacitor electrically coupled in series between the second sensor electrode and the amplifier in the fifth electrically conductive pathway;

    a third resistor electrically coupled in series between the second sensor electrode and the amplifier in the fifth electrically conductive pathway;

    a sixth electrically conductive pathway that communicatively couples the fifth electrically conductive pathway and the second electrically conductive pathway;

    a fourth capacitor electrically coupled in the sixth electrically conductive pathway in between the fifth electrically conductive pathway and the second electrically conductive pathway;

    a seventh electrically conductive pathway that communicatively couples the fifth electrically conductive pathway and the second electrically conductive pathway; and

    a fourth resistor electrically coupled in the seventh electrically conductive pathway in between the fifth electrically conductive pathway and the second electrically conductive pathway.

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