Holding and Using an Electronic Pen and Paper
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United States of America Patent
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N/A
Issued Date -
Jul 10, 2008
app pub date -
Jan 5, 2007
filing date -
Jan 5, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A housing contains electronics used in determining locations of a writing instrument based on wireless signals, defines a chamber in which the writing instrument may be held when not in use, and includes a retention element to retain the writing instrument from falling out of the chamber. In general, in one aspect, a writing instrument includes an elongate pen body, an electrical contact on a surface of the pen body, and a light source disposed near an end of the pen body. The light source includes a light guide having an optically conductive portion and an optically reflective portion.
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