Passive stylus for capacitive sensors
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United States of America Patent
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Feb 28, 2012
Grant Date -
Oct 22, 2009
app pub date -
Apr 18, 2008
filing date -
Apr 18, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A passive stylus for capacitive sensors comprises a tip and a shaft. The tip is configured to couple electrically with a capacitive sensing device and to couple physically and electrically with the stylus shaft. The tip comprises a contact surface, a support region, and a flexible region. The contact surface is configured to contact a device surface associated with the capacitive sensing device. The flexible region is disposed between the contact surface and the support region. The flexible region comprises a hardness gradient. The support region is configured to provide structural support to the flexible region.
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