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发明名称
Methods for encoding and decoding information
摘要
Methods for securing data by using a data encoding technique of a symbology, such as a one or two-dimensional symbology, to provide secure data without the need to convert the data into a graphical symbol are provided.
申请公布号
US7516904(B2)
申请公布日期
2009.04.14
申请号
US20050121762
申请日期
2005.05.03
申请人
VERITEC, INC.
发明人
WOOD DAVID E.
分类号
G06K19/06;H04N1/32
主分类号
G06K19/06
代理机构
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