×

Tactile stimulation apparatus having a composite section comprising a semiconducting material

  • US 9,063,572 B2
  • Filed: 06/02/2014
  • Issued: 06/23/2015
  • Est. Priority Date: 11/12/2009
  • Status: Active Grant
First Claim
Patent Images

1. A device comprising:

  • a touch screen including semiconductor material and insulator material that insulates the semiconductor material against galvanic contact by a body member of a user, the semiconductor material being chargeable to an electric potential that produces an electrosensory sensation on the body member of the user; and

    a voltage source galvanically insulated from the semiconductor material and configured to generate an electric field that charges the semiconductor material to the electric potential via a capacitive coupling of the voltage source to the semiconductor material.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×