Data input device and portable electronic device
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United States of America Patent
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Jun 7, 2011
Grant Date -
Jan 1, 2009
app pub date -
Jun 28, 2007
filing date -
Jun 28, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Embodiments include a data input device and a portable electronic device including such a data input device. The data input device may include a key sensing mechanism and a solid material layer provided above the key sensing mechanism. The solid material layer may include a least one cavity that may go through the whole of the solid material layer. The cavity may include an electroactive polymer and two electrodes for providing a key that may be changed in shape based on an applied voltage. One embodiment may also allows the registering of inputs in the key sensing mechanism based on a user pressing down the electroactive polymer on the key sensing mechanism.
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