Interactive optical cards and other hand-held devices with increased connectivity
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Nov 13, 2007
Grant Date -
N/A
app pub date -
Jan 21, 2000
filing date -
Jan 22, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A system for deriving benefits from the reception and processing of composite video signals by a hand-held device, such as a smart card. Video signals are modulated with auxiliary data creating composite video signals. The composite video signals are then transmitted to and received by a hand-held device. The auxiliary data is then detected in the modulated video signal by circuitry of the hand-held device. The user receives benefits resulting from the reception of the auxiliary data.
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