Optical character reader

Details Optical character reader Optical character reader

G - Physics

06

K

354/59

G06K 9/22 (2006.01) G06K 9/00 (2006.01) G06K 9/20 (2006.01)

Patent

CA 1310754

ABSTRACT An optical character reader comprises a scanner including an image sensor and a binary encoding circuit for converting an output analog signal from the image sensor into a binary signal, a character recognizing means for recognizing each character in a range of view of the image sensor and outputting positional information and a result of recognition, a field selecting means for selecting and outputting a perfect field which is perfectly contained in the range of view of the image sensor on the basis of the positional information and the result of recognition, a format check means for judging whether the perfect field is in accord with a predetermined format or not, and an output judging means for outputting the perfect field being in accord with the predetermined format.

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