Method and apparatus for reading and focusing a bar code and...

G - Physics – 06 – K

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Details

G06K 9/18 (2006.01) G06F 1/16 (2006.01) G06F 1/28 (2006.01) G06K 7/10 (2006.01) G06K 7/12 (2006.01) G06K 17/00 (2006.01) H01Q 1/22 (2006.01) H04L 12/28 (2006.01)

Patent

CA 2113713

2113713 9302428 PCTABS00019 Method and apparatus for reading and focusing a bar code using a photosensitive array (112B) and determining the rate of intensity change with respect to time and focusing the image according to the output of the photosensitive array. A data collection module (48) comprising a bar code reader and a radio transceiver is also disclosed.

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