Fingerprint certifying device and method of displaying effective data capture state

1. Field of the Invention A fingerprint certifying device for an effective data capture state when a fingerprint is certified, including: a storage unit for storing a registered fingerprint image; a collating unit for collating a collating fingerprint image inputted to a fingerprint sensor with the...

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Bibliographic Details
Main Author Satoh, Masako
Format Patent
LanguageEnglish
Published 04.05.2004
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Summary:1. Field of the Invention A fingerprint certifying device for an effective data capture state when a fingerprint is certified, including: a storage unit for storing a registered fingerprint image; a collating unit for collating a collating fingerprint image inputted to a fingerprint sensor with the registered fingerprint image divided into a predetermined number of blocks; a counter for counting up the number of effective blocks in which the registered fingerprint image of the predetermined number of blocks is coincident with the collating fingerprint image; and a display unit for displaying the value corresponding to a ratio of the count value of effective data to a predetermined block number.