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Early detection of turning condition identification using perception technology

  • US 9,959,624 B2
  • Filed: 01/15/2016
  • Issued: 05/01/2018
  • Est. Priority Date: 12/22/2014
  • Status: Active Grant
First Claim
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1. An in-vehicle system for determining rules for a turn on a roadway, the system comprising:

  • a first image apparatus for obtaining lane marking image data from the roadway;

    a lane marking detection module for detecting lane markings on the roadway from the lane marking image data;

    a second image apparatus for obtaining at least one of image data and text data from a roadway sign;

    a sign analyzer module for detecting at least one of a graphic image and text from the at least one of image data and text data respectively;

    means for detecting lane markings as one of standard frequency dashed lane markings, high frequency dashed lane markings, and solid lane markings and for identifying a turn-only lane and a shared turn lane in response to the detected lane markings;

    and means for determining rules for turning for an intersection of the roadway based on the at least one of the graphic image and recognition and interpretation of the detected text.

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