Two-dimensional code, reading and producing method and recording medium storing related software
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United States of America Patent
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Aug 28, 2001
Grant Date -
N/A
app pub date -
Aug 26, 1999
filing date -
Sep 3, 1998
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Abstract
A two-dimensional code includes a plurality of cells arranged in a predetermined two-dimensional pattern. The code comprises an information recording region constituted by a plurality of blocks. Each block involves a recording mode designating code indicating a recording mode of the information recorded in each block. Partial decode processing is performed for decoding the recorded information in each block in accordance with the recording mode specified by the recording mode designating code. And, the information in the information recording region is read based on the partial decoding result of the plurality of blocks.
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