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Trip computer read-out on rearview camera screen

  • US 6,111,498 A
  • Filed: 12/09/1997
  • Issued: 08/29/2000
  • Est. Priority Date: 12/09/1997
  • Status: Expired due to Term
First Claim
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1. A trip vehicle information system comprisinga video camera attached to a vehicle for viewing an environment of the vehicle;

  • a video integrated circuit electronically connected to said camera for processing camera signals;

    a video monitor electronically connected to said video integrated circuit for displaying views of the environment recorded by the video camera;

    a microprocessor electronically connected to said video integrated circuit;

    instrumentation means connected to the vehicle for sensing and displaying vehicle conditions and for transmitting data describing said conditions to said microprocessor;

    and the microprocessor programmed to integrate and adapt instrument signals from the instrumentation means to be output to the video integrated circuit for display by the video monitor in an image reflecting the output of the video camera and the instrument signals;

    and a microprocessor supervisor for receiving periodic acknowledgments from said microprocessor, said supervisor causing resetting of the microprocessor if it does not receive an acknowledgment within a fixed interval.

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