Method and apparatus for reading bar codes
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United States of America Patent
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Aug 24, 1999
Grant Date -
N/A
app pub date -
Jun 12, 1997
filing date -
Oct 28, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method and an apparatus for reading a bar code are in which a plurality of types of bar codes which may coexist can be demodulated with higher accuracy and higher speed. A bar code data detector 31 extracts the features of a guard bar and a center bar. This information is searched for by a search section 39a and the features and the bar code types read are identified. The bar code data are demodulated in a bar code demodulator 32 by a method corresponding to the result of identification of the features and the bar code types.
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