TOUCH PEN, ELECTRONIC DEVICE FOR RECOGNIZING THE TOUCH PEN, AND METHOD OF OPERATING THE ELECTRONIC DEVICE

摘要

An electronic device includes an electromagnetic inductive type touch pen and a pen touch panel for recognizing the touch pen. The touch pen includes a hollow housing having a certain length, a coil body installed in the housing and including a coil wound a plurality of times and having a certain length, a magnetic body installed to be separated from the coil body with a certain interval and inducing the coil body to generate a certain resonance frequency, and a button unit installed to expose a part thereof to the outside of the housing and to be flowable and inducing a variance in the resonance frequency of the coil body by controlling an electric length of the coil wound around the coil body according to an operation of a user.

主权项

1. An electronic device including a touch pen, wherein the touch pen comprises:
a hollow housing; a coil body disposed in an interior of the hollow housing and comprising a plurality of coil windings; a magnetic body separated from the coil body; and a button unit moveably connected to the coil windings and configured to adjust an electrical length of the coil windings.