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发明名称
VERFAHREN ZUR FAELSCHUNGSERKENNUNG BEI DER FINGERABDRUCKERKENNUNG UNTER VERWENDUNG EINER TEXTURKLASSIFIKATION VON GRAUWERTDIFFERENZBILDERN
摘要
申请公布号
DE50201052(D1)
申请公布日期
2004.10.21
申请号
DE20025001052
申请日期
2002.04.25
申请人
INFINEON TECHNOLOGIES AG
发明人
ENGELS, ANGELA;MELZNER, HANNO;MORGUET, PETER;WIRTZ, BRIGITTE
分类号
G06K9/20;G07C9/00;(IPC1-7):G06K9/20
主分类号
G06K9/20
代理机构
代理人
主权项
地址
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