Electronic monetary instrument employing an electronic-ink layer for visually displaying the monetary value thereof in a particular currency
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United States of America Patent
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Apr 27, 2010
Grant Date -
Jan 15, 2009
app pub date -
Jun 16, 2008
filing date -
Sep 11, 1998
priority date (Note) -
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Abstract
An electronic monetary instrument including an addressable display assembly including a layer of electronic ink including a bi-stable non-volatile imaging material. The electronic monetary instrument includes an integrated circuit structure having a storage element for storing a unique encrypted serial number uniquely identifying the electronic monetary instrument and other information representing its monetary value in a particular currency, as well as for storing instructions, programs and data. The integrated circuit structure also includes a programmed processor in communication with storage element. A signal receiving structure receives electromagnetic signals from an activation module, using the antenna structure. The monetary instrument displays graphical indicia representing at least the monetary value of the electronic monetary instrument in a particular currency.
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