All optics-based fingerprint systems translate the illuminated images of fingerprints into digital code for further software processing like enrollment (fingerprint registration) and verification (authentication of registered users). Algorithm of this technology varies from one company to another however, it is very stable and reliable
Types of sensor Optical Sensor
Fingerprint verification technology
Fingerprints can be captured in different ways. Current techniques include optical, ultrasound, or technologies based on semiconductor chips(CMOS sensor). Optical method is the pioneering
technology of the fingerprint verification and widely being used around the world.
Fingerprints can be captured in different ways. Current techniques include optical |
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The single-chip microcomputer receives the input code and compares it with the password stored in the EEPROM. If the password is correct, the digital wifi door lock will drive the electromagnetic actuator to unlock; if the password is incorrect, the operator is allowed to ...
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