CPC G06F 3/03545 (2013.01) [G06F 3/0383 (2013.01); G06F 3/04162 (2019.05); G06F 3/046 (2013.01); G06F 3/03 (2013.01); G06F 3/0354 (2013.01); G06F 3/041 (2013.01)] | 14 Claims |
1. An electronic pen, configured to transmit and receive a signal to and from a position detection sensor by electromagnetic induction, the electronic pen comprising:
a coil;
a magnetic core around which the coil is wound, the magnetic core having a through-hole in an axial center direction;
a capacitor that forms a resonant circuit with the coil; and
a central rod that is inserted in the through-hole of the magnetic core,
wherein,
the central rod includes a magnet part and a yoke part that holds the magnet part at a pen tip part of the central rod, and
the electronic pen further comprises a magnet disposed at a rear end of the electronic pen, the magnet having a magnetic pole opposite to a magnetic pole of the magnet part disposed at the pen tip part of the central rod.
|