BIOMETRIC AUTHENTICATION APPARATUS AND BIOMETRIC AUTHENTICATION METHOD
First Claim
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1. A biometric authentication apparatus comprising:
- an image shooting unit to capture a verification vessel image of a person to be authenticated; and
an authentication unit to verify verification vessel position information of the verification vessel image of the person to be authenticated captured by the image shooting unit against registered vessel position information of a registered vessel image registered in advance, and to perform authentication using vessel size information of the registered vessel image registered in advance when the verification vessel position information is not identical with the registered vessel position information.
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Abstract
A biometric authentication apparatus includes an image shooting unit to capture a vessel image of a person to be authenticated and an authentication unit to verify verification vessel position information of the captured vessel image of the person to be authenticated against registered vessel position information of a registered vessel image registered in advance. When the verification vessel position information is not identical with the registered vessel position information, the authentication unit performs authentication using vessel size information of the registered vessel image registered in advance.
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Citations
14 Claims
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1. A biometric authentication apparatus comprising:
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an image shooting unit to capture a verification vessel image of a person to be authenticated; and an authentication unit to verify verification vessel position information of the verification vessel image of the person to be authenticated captured by the image shooting unit against registered vessel position information of a registered vessel image registered in advance, and to perform authentication using vessel size information of the registered vessel image registered in advance when the verification vessel position information is not identical with the registered vessel position information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 9)
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8. A biometric authentication method comprising:
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capturing a verification vessel image of a person to be authenticated by using an image shooting unit; and verifying verification vessel position information of the verification vessel image of the person to be authenticated captured by the image shooting unit against registered vessel position information of a registered vessel image registered in advance, and performing authentication using vessel size information of the registered vessel image registered in advance when the verification vessel position information is not identical with the registered vessel position information. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification