Essays about capacitance scanner

Alternative Input Devices (792 Words -- Approx. 3 Pages)
... The second type of fingerprint scanner discussed is the capacitance scanner. The capacitance scanner is much like the optical scanner ...
Biometrics (1088 Words -- Approx. 4 Pages)
... Todays most common methods of fingerprint scanning are known as Optical Scanning and Capacitance Scanning. An optical scanner basically takes a picture of ...