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In the illustration, firstly, the finger is placed on the sensor cell. The cell highlights a valley on the top, a ridge in the middle, and micro capacitor plates on the bottom. Secondly, a fingerprint is shown it is followed by minutiae extractor, which is further followed by extracted minutiae. A matcher that is influenced by the user template and flash memory is next to the extracted minutiae. The matcher further relates to decision module that is influenced by the system threshold. The decision module further gives two options, release and do not release.