Shopping system comprising product item and reading device
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United States of America Patent
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Mar 8, 2011
Grant Date -
Dec 24, 2009
app pub date -
Jul 10, 2009
filing date -
Apr 7, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shopping system comprises a product item having an interface surface and a reading device for reading coded data disposed on the interface surface. The reading device includes: (a) a radiation source for emitting radiation which exposes a coded data portion on the interface surface; (b) an image sensor for sensing the exposed coded data portion; (c) a force sensor coupled to a nib of the reading device; and (d) a processor for determining product identity data and/or position data. The reading device is adapted to sense the coded data in response to contact between the nib and the interface surface.
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