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Electronic coaster

  • US 9,432,758 B1
  • Filed: 08/13/2014
  • Issued: 08/30/2016
  • Est. Priority Date: 07/18/2014
  • Status: Active Grant
First Claim
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1. An electronic coaster, configured to respond to pressure and sound;

  • the electronic coaster comprising;

    a case, further comprising a flexible top;

    wherein the flexible top is configured to deflect upon receiving pressure on the flexible top; and

    a circuit board attached to the case and configured to receive power from a power source and an audio signal from an audio cable;

    wherein the circuit board is configured to engage a plurality of light emitting elements when pressure is applied to the flexible top and an audio signal is played through the circuit board;

    wherein the circuit board further comprises;

    a three way bandpass filter electrically coupled to a switching circuit and a power circuit;

    wherein the switching circuit further comprises pressure circuit that operates a variable resister within switching circuit;

    wherein the switching circuit is open when either there is insufficient pressure on a pressure sensor in the pressure circuit or there is an either no signal in a range in the three way bandpass filter.

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