THE ROLE OF DIAGNOSTIC ULTRASOUND AS A NEW DIAGNOSTIC AID IN ORAL AND MAXILLOFACIAL SURGERY



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 empire bump hair opaque display panel designed based on a waveguide and frustrated total internal reflection (FTIR) is proposed and demonstrated herein.In order to meet the demand for a high screen ratio fo

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