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Controller device including at least one finger hole, a trackball, and a display screen

  • US 6,297,808 B1
  • Filed: 03/03/1998
  • Issued: 10/02/2001
  • Est. Priority Date: 11/21/1997
  • Status: Expired due to Term
First Claim
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1. A holding ring type hand controller device, comprising:

  • a casing body having an interior and an exterior;

    on the exterior of the casing body, a trackball and a display screen, at least said trackball being arranged to generate electrical signals;

    on the interior of the casing body, circuitry connected to receive said electrical signals; and

    at least one finger hole extending transversely through said casing, said at least one finger hole being arranged to fit over at least two fingers to permit said controller device to be worn on said at least two fingers.

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