Optical character reader
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United States of America Patent
Stats
-
Aug 6, 1991
Grant Date -
N/A
app pub date -
Oct 27, 1988
filing date -
Oct 30, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
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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Cited Art Landscape
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