IC card with low precision clock
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United States of America Patent
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Jul 30, 2013
Grant Date -
Nov 27, 2008
app pub date -
May 16, 2008
filing date -
May 17, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
An IC Card may include electronic components to receive a power supply and a main clock signal by a reader device. The power supply may be provided to a subset of the electronic components during a main clock stop status wherein the main clock signal is suspended for avoiding a maximum power consumption threshold. The IC Card may also include a low precision clock included in the subset of electronic components for measuring time in the main clock stop status.
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