Electronic device having improved security
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United States of America Patent
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Apr 26, 2011
Grant Date -
Jan 24, 2008
app pub date -
Jul 10, 2006
filing date -
Jul 10, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
An electronic device comprising an embedded computer system is provided. The device comprises a processor supporting a real-time operating system (RTOS). The processor further supports user and supervisor modes. The computer system is programmed such that only code portions directly controlling essential hardware in the device are run in supervisor mode.
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