The global biometric system market is expected to grow exponentially over the forecast period. Biometric technology uses a physical or psychological trait for identification or authentication. By using physical traits, the provider of the trait always has them with him or her. It can be in the form of the face, fingerprints, voice, palm, iris, signature, and DNA which can be measured, recorded, and quantified. These are used to mark or identify a person. 更多
