Fingerprint Recognition

Fingerprint Recognition. Summary. Lecture Plan. Motivation History of fingerprints Fingerprint sensing Fingerprint features Fingerprint matching. User Convenience. Heavy Web users have an average of 21 passwords. Embedded Fingerprint Systems. Applications. Security –authentication Forensic sciences–individualization. History of fingerprints. Use of fingerprints. Archaelogical remains. B C. During the 1870s, Dr. Henry Faulds, a British surgeon in Japan. In 1880, Alphonse Bertillon, a Paris police department employee and son of an anthropologist. Francis Galton, an anthropologist. -an act of. Classification Manual Card Files. Manual fingerprint card files were usually organized by a pattern. In the Henry. Classification. Two problems existed in manual files first. Fingerprint patterns comprise of loops (left or rightSome of the. The inside surfaces of hands and feet of humans (and. Fingerprints are "Permanent". Fingerprint matching prior. Early Automation Efforts. Us nbs/nist research. Fbi in the. Further Development. During the 1970s. Civil & Commercial Applications. Civil Welfare Fraud Reduction Border. Scanning and Digitizing. The FBI initiated. Today, there are reasonably priced scanners that are capable of scanning a. The general structure of a fingerprint scanner is shown below. Resolution This indicates the number of dots or pixels per inch (dpiCharacteristics of Fingerprint Images. Optical scanner Capacitive scanner Piezoelectric scanner. Thermal scanner Inked impression Latent fingerprint. Interface FBI-compliant scanners. Fingerprint Scanners and their Features. Fingerprint Sensing. Frustered Total Internal Reflection (FTIR) The oldest and most used livescan technique. Fingerprint Sensing optical FTIR. Ftir with a. Fingerprint Sensing FTIR with a sheet prism. A significant reduction. Optical Fibers. Electro-Optical. Electro-optical sensors contain. Optical Sensors. Thermal These. Solid State Sensing. Fingerprint Sensing sweep systems. Sweep systems Touch systems. The sweep method allows the cost of a sensor to be significantly reduced.