Not all are created equal: Contrasting optical and silicon sensors for fingerprint biometrics
Nearly everyone knows that fingerprints are unique but fewer know that fingerprint biometric readers are very different as well. Most people are familiar with the more common optical biometric readers from Hollywood’s portrayal of biometrics in film and television. But fewer know of the rapidly growing use of silicon-based fingerprint sensors. The significantly smaller size requirements of these newer sensors are bringing biometric security to laptops, PDAs, mobile phones, and even ID cards.
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