×

Decoding and error correction in 2-D arrays

  • US 7,386,191 B2
  • Filed: 09/06/2006
  • Issued: 06/10/2008
  • Est. Priority Date: 10/31/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for decoding captured image information comprising:

  • capturing image information, the image information including a predefined grid orientation comprising a plurality of pixels representing a plurality of corners;

    determining a corner of the plurality of corners that is missing from the captured image information;

    determining an angle to rotate the image information for decoding based upon the determined missing corner;

    rotating the image information by the determined angle;

    decoding said rotated image information;

    error correcting said rotated image information; and

    determining locations associated with said captured image information.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×