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|1. (WO2017067264) METHOD AND DEVICE FOR REDUCING MISRECOGNITION RATE AND SMART MOBILE TERMINAL|
|Applicants:||GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
|Title:||METHOD AND DEVICE FOR REDUCING MISRECOGNITION RATE AND SMART MOBILE TERMINAL|
Disclosed is a method for reducing misrecognition rate. The method comprises: when no finger is detected to be pressing a fingerprint sensor, using acquired load-free image data of the fingerprint sensor as reference image data; when a finger presses the fingerprint sensor, acquiring fingerprint image data; subtracting the reference image data from the fingerprint image data to produce new fingerprint image data, and utilizing same for fingerprint recognition. The present invention also relates to a device for reducing misrecognition rate and a smart mobile terminal.