STYLUS PEN
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Mar 20, 2025
app pub date -
Nov 29, 2024
filing date -
Nov 29, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
An exemplary embodiment of the present invention provides a stylus pen including: a body; a conductive tip configured to be exposed from an inside of the body to an outside thereof; and a resonance circuit connected to the conductive tip to resonate an electrical signal transferred from the conductive tip. An inductor unit of the resonance circuit includes a ferrite core and a coil wound in multiple layers over at least a portion of the ferrite core. The ferrite core includes nickel, and the coil can be formed by a litz wire with adjacent winding layers that are wound to be inclined in a zigzag form.
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