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Head-mounted personal visual display apparatus with image generator and holder

  • US 6,369,952 B1
  • Filed: 08/17/1999
  • Issued: 04/09/2002
  • Est. Priority Date: 07/14/1995
  • Status: Expired due to Fees
First Claim
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1. A tracker for use with a head-mounted display, comprising:

  • a housing;

    sensors and signal processing circuitry, coupled to said housing, configured to output first signals which indicate movement or position of said housing;

    a coupler configured to couple said housing to the head-mounted display in such a way that, when the head-mounted display is positioned on a user'"'"'s head, movement of the user'"'"'s head causes movement of the sensors;

    said tracker being coupled to said head-mounted display in a position, with respect to the user'"'"'s head, to counterbalance the weight of said head-mounted display, wherein neck strain is reduced; and

    wherein said coupler is configured to permit user removal of said tracker so that the head-mounted display can be used without the tracker.

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