Most fingerprint scanners work the same way – the pad of the finger is pressed against the scanner’s glass surface, light is shone through the glass onto it, and the light that’s reflected back by the minuscule valleys between the print’s ridges is used to create an image of the print. It’s a system that’s usually effective, although it can fail to read prints that have been flattened by age or damaged, plus it can be fooled by gelatine casts of fingerprints. That’s why scientists from the Paris-based Langevin Institute have developed a more reliable scanner, that looks below the skin's surface.
.. Continue Reading New fingerprinting tech is more than skin-deepSection: Science
Tags: Related Articles:
- Glowing fingerprints to highlight criminals
- ICE Unlock app adds fingerprint ID to Android devices
- Computer system identifies cows by their muzzle prints
- New fingerprint-imaging system beats powder when it comes to metal items
- Nanowires become signature- and fingerprint-reading LEDs
- 3-D ultrasonic fingerprint scanning could strengthen smartphone security
from Gizmag Emerging Technology Magazine http://ift.tt/1W6pCuB
No comments:
Post a Comment