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Image reader comprising CMOS based image sensor array

DC
  • US 10,171,767 B2
  • Filed: 01/09/2017
  • Issued: 01/01/2019
  • Est. Priority Date: 03/11/2005
  • Status: Active Grant
First Claim
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1. A method for capturing and decoding at least a two dimensional bar code in image data captured by an image reader, the image reader comprising an image sensor array comprising plurality of pixels in a two-dimensional array, and the image reader further comprising at least one illumination light source, the method comprising:

  • exposing all or substantially all of the pixels in the image sensor array in a global shutter mode, wherein exposing the all or substantially all of the pixels in the global shutter mode comprises exposing the all or substantially all of the pixels in response to an exposure control timing pulse; and

    illuminating at least a portion of the bar code in response to an illumination control timing pulse;

    wherein the exposure control timing pulse and the illumination control timing pulse are interdependent.

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