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Method and apparatus for sensory stimulation

  • US 9,454,880 B2
  • Filed: 12/12/2014
  • Issued: 09/27/2016
  • Est. Priority Date: 09/18/2007
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a conductor configured to have a variable electrical charge that generates an attractive force between the conductor and a body member;

    an insulator configured to electrically insulate the body member from the conductor; and

    a controller configured to vary the attractive force generated between the conductor and the body member by controlling the variable electrical charge of the conductor in accordance with an electrical signal at a first frequency, the electrical signal having an envelope defined by at least a second frequency that is less than the first frequency of the electrical signal and that modulates the first frequency of the electrical signal.

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