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Capacitive fingerprint sensor module

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Advantages and disadvantages of capacitive fingerprint scanner and optical fingerprint sensor:The fingerprint is composed of ridge line and valley line. Ridge line is the raised part of fingerprint texture, and valley line is the concave part of fingerprint texture.The optical fingerprint sensor is



How does the Fingerprint sensor work?
Fingerprint sensor module technology principle introduction. Fingerprint, because of its lifelong invariance, uniqueness and convenience, has almost become a synonym for biometric identification. Fingerprints refer to the ridges and ridges on the front skin of a person's fingers. The lines are arranged regularly to form different patterns. This is the basis of fingerprint recognition.