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Mark reader with reduced trigger-to-decode response time

  • US 9,721,134 B2
  • Filed: 03/28/2016
  • Issued: 08/01/2017
  • Est. Priority Date: 12/23/2010
  • Status: Active Grant
First Claim
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1. A handheld imaging device for imaging a target, the handheld imaging device comprising:

  • a user-operated trigger configured to actuate acquisition of images;

    an image acquisition sensor that acquires at least one pre-trigger image of the target prior to an actuation of the user-operated trigger and acquires at least one post-trigger image of the target after the actuation of the user-operated trigger;

    a pre-trigger process that determines, for the at least one pre-trigger image, at least one pre-trigger image parameter;

    an analysis process that analyses the at least one post-trigger image; and

    a feedback process that uses the at least one pre-trigger image parameter to control at least one of a post-trigger image acquisition process and the analysis process for the post-trigger image.

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