Mobile terminal comprising stylus pen and touch panel, and control method therefor
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United States of America Patent
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Jun 4, 2019
Grant Date -
Jan 18, 2018
app pub date -
Jun 18, 2015
filing date -
Feb 4, 2015
priority date (Note) -
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Abstract
A mobile terminal including a touch panel including a plurality of touch panel electrodes; a stylus pen configured to perform transmission and reception of an electric signal with the touch panel using capacitive coupling and without using a separate power supply to the stylus pen; and a controller configured to, when the electric signal is received from the stylus pen through the capacitive coupling, detect a location of the stylus pen with respect to the touch panel based on signal magnitudes of at least two touch panel electrodes from which the electrical signal is detected.
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