Rear vision system for a vehicle

  • US 8,743,203 B2
  • Filed: 10/31/2011
  • Issued: 06/03/2014
  • Est. Priority Date: 09/14/2004
  • Status: Active Grant
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First Claim
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1. A rear vision system for a vehicle, said rear vision system comprising:

  • a rear backup video camera at a rear portion of a vehicle equipped with said rear vision system;

    said rear backup video camera having a rearward field of view external of the equipped vehicle;

    said rear backup video camera operable to capture video images rearward of the equipped vehicle during a rear backup maneuver of the equipped vehicle;

    a display device comprising a video screen operable to display said captured video images for viewing by a driver of the equipped vehicle when conducting the rear backup maneuver;

    a control in the equipped vehicle;

    said control activating display of said captured video images by said display device when a transmission of the equipped vehicle is shifted into reverse gear;

    said control deactivating display of said captured video images by said display device upon shifting of the vehicle transmission out of reverse gear once a threshold deactivation condition is met;

    wherein said threshold deactivation condition comprises at least one of (a) forward travel of the equipped vehicle exceeding a threshold speed of forward movement after the vehicle transmission has been shifted out of reverse gear, (b) forward travel of the equipped vehicle exceeding a threshold distance of forward movement after the vehicle transmission has been shifted out of reverse gear and (c) a threshold period of time elapsing after the vehicle transmission has been shifted out of reverse gear, said threshold period of time constituting a linger time; and

    wherein said threshold deactivation condition comprises a threshold period of time elapsing after the vehicle transmission has been shifted out of reverse gear, said threshold period of time constituting a linger time.

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