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System and method for performing production line product identification

  • US 10,303,987 B2
  • Filed: 04/19/2018
  • Issued: 05/28/2019
  • Est. Priority Date: 04/26/2017
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a plurality of image capturing devices situated near an inspection location on a continuously moving production line, wherein each of the plurality of image capturing devices is oriented to acquire images of a plurality of items moving along the production line from a different orientation angle;

    a rejection device; and

    a controller communicatively coupled to the plurality of image capturing devices and the rejection device, wherein the controller is configured to, for each item of the plurality of items,identify, from a plurality of images of the respective item, the plurality of images comprising at least one image captured from each of the plurality of image capturing devices, a subset of the plurality of images including at least one of a portion of a product identification code and a portion of additional features of the respective item,assess quality of each image of the subset of images to identify at least one candidate image portraying one or more features useful for positively identifying the respective item in further analysis, the one or more features including the at least one of the portion of the product identification code and the portion of the additional features of the respective item,apply at least one matching algorithm to the at least one candidate image to determine whether the at least one of the portion of the product identification code and the portion of the additional features matches product information corresponding to the item, andresponsive to application of the at least one matching algorithm resulting in no matching product information, cause actuation of the rejection device to remove the item from the production line.

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