And ADC(Analog-to-Digital Converter)
terminal which convert electric capacity change to direct current is also
included in biometric fingerprint recognition terminal.
The above statement, if there is touching fingerprint sensor with alteration
of electric capacity, it is real fingerprint. if not, it is imitation
It is working and controlling through matching DB data with own fingerprint
that fingerprint sensor parts be taken image of fingerprint and take special
point, try to compare own data and DB data.