| 发明名称 |
METHOD AND DEVICE FOR REDUCING SMEAR IN A ROLLED FINGERPRINT IMAGE |
| 摘要 |
A fingerprint image capture system (28) reduces tip smear by ceasing to update a data array characteristic (44) of the rolled fingerprint image behind an advancing freeze column at least about half way from the trailing edge to the leading edge of a finger contact strip.
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| 申请公布号 |
CA2252803(A1) |
申请公布日期 |
1997.11.06 |
| 申请号 |
CA19972252803 |
申请日期 |
1997.04.30 |
| 申请人 |
IDENTIX INCORPORATED |
发明人 |
MAASE, DANIEL FREDERICK;SARTOR, THOMAS FRANK |
| 分类号 |
G06K9/60;G06K9/74;(IPC1-7):G06K9/60 |
主分类号 |
G06K9/60 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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