A Hidden Fingerprint Device on an Opaque Display Panel
In recent years, fingerprint recognition has become more and more widely used in mobile phones. A fingerprint recognition device hidden under an opaque display panel designed based on a waveguide and frustrated total internal reflection (FTIR) is proposed and demonstrated herein. In order to meet th...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2020-03-01
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Series: | Applied Sciences |
Subjects: | |
Online Access: | https://www.mdpi.com/2076-3417/10/6/2188 |