Machine learning approaches to active stylus for capacitive touch screen panel applications

Hyoungsik Nam, Ki Hyuk Seol, Seungjun Park

Research output: Contribution to journalConference articlepeer-review

1 Citation (Scopus)

Abstract

This paper introduces machine learning approaches on adding the stylus-touch to the capacitive touch screen technology. The proposed schemes can discriminate the stylus-touch from finger-touch as well as no-touch by means of classification algorithms using support vector machine and anomaly detection. The high frequency pulses are sent from a stylus to a touch screen and the receiver classifies the received sample sequences into three classes of no-touch, finger-touch, and stylus-touch. In addition, some possible applications of data transmission and user authentication are demonstrated.

Original languageEnglish
Pages (from-to)897-900
Number of pages4
JournalDigest of Technical Papers - SID International Symposium
Volume51
Issue number1
DOIs
Publication statusPublished - 2020
Event57th SID International Symposium, Seminar and Exhibition, Display Week, 2020 - Virtual, Online
Duration: 3 Aug 20207 Aug 2020

Bibliographical note

Publisher Copyright:
© 2020 SID.

Keywords

  • Active stylus
  • Anomaly detection
  • Classification
  • Machine learning
  • Support vector machine
  • Touch screen

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