ELECTRONIC APPARATUS WITH PROTECTION CIRCUIT
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United States of America Patent
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N/A
Issued Date -
Dec 8, 2011
app pub date -
Nov 23, 2010
filing date -
Jun 7, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An electronic apparatus includes a first power source input terminal configured to receive a first driving voltage or a second driving voltage, wherein the second driving voltage is greater than the first driving voltage; a second power source input terminal configured to receive the first driving voltage or the second driving voltage; a protection circuit connected to the first power source input terminal; a first voltage circuit connected to the protection circuit and driven by the first driving voltage; and a second voltage circuit connected to the second power source input terminal and driven by the second driving voltage; wherein the second driving voltage is blocked by the protection circuit and not further transmitted to the first voltage circuit while the second driving voltage is inputted to the first power source input terminal.
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