公开(公告)号：US09779279B2

公开(公告)日：2017-10-03

申请号：US15109324

申请日：2016-01-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Weiyun Huang ,  Zhidong Wang ,  Tingliang Liu

IPC: G06K9/00

Abstract: The present disclosure relates to a fingerprint recognition method, a fingerprint recognition device and an electronic device, wherein the fingerprint recognition method comprises: an obtaining step of obtaining a capacitance detection value corresponding to each sensing electrode in a sensing electrode array; a calculation step of calculating a difference value between a first capacitance detection value corresponding to a first sensing electrode and a second capacitance detection value corresponding to a second sensing electrode, wherein the first sensing electrode and the second sensing electrode are adjacent to each other in the sensing electrode array; a type determination step of determining a fingerprint type detection result of the first sensing electrode and a fingerprint type detection result of the second sensing electrode according to the difference value; and a recognition step of recognizing the fingerprint according to the fingerprint type detection results.