System and method for improving vehicle operator driving assistance of automotive vehicle

  • US 7,085,633 B2
  • Filed: 11/10/2003
  • Issued: 08/01/2006
  • Est. Priority Date: 11/21/2002
  • Status: Expired due to Fees
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First Claim
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1. A system for improving vehicle operator driving assistance of an automotive vehicle, the system comprising:

  • a surrounding vehicle sensor that detects other surrounding vehicle conditions;

    a host vehicle condition sensor that detects the host vehicle own conditions;

    a lane sensor that detects positions and numbers of forward lanes;

    a surrounding vehicle motion predictor that predicts future movement of the surrounding vehicle;

    an evaluation function calculator that calculates a desirableness of a vehicle operator'"'"'s driving operation;

    a recommended operation indicator that indicates acceleration timing and magnitude and a lane change timing with a desirable lane for the host vehicle from outputs of the surrounding vehicle motion predictor and the evaluation function calculator;

    wherein the recommended operation indicator calculates a lane change necessity and produces a lane change trigger signal while the host vehicle is operated on a road that has at least three lanes; and

    wherein the recommended operation indicator also prohibits to indicate a new lane change trigger signal until a forward lane change operation is deemed to be completed.

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