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Multiplexed driver for a magnetic transmitter

  • US 6,351,118 B1
  • Filed: 01/19/1999
  • Issued: 02/26/2002
  • Est. Priority Date: 01/19/1999
  • Status: Expired due to Term
First Claim
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1. A helmet tracker, comprising:

  • a transmitter to transmit information regarding orientation and position of the helmet;

    apparatus for attaining a faster response time of the transmitter to transmit the information, wherein the apparatus for attaining a faster response time comprises;

    (a) an amplifier;

    (b) a plurality of capacitors connected to the amplifier;

    (c) a plurality of transistors each connected to a respective capacitor; and

    (d) a controller connected to each transistor to control when a transistor turns on;

    apparatus for receiving the information; and

    processing means for processing the information to determine position and orientation of the helmet.

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