Electronic device having improved security

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Security kernel or utility

Reexamination Certificate

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Details

C358S001150, C358S001160, C358S001180, C347S016000, C347S019000

Reexamination Certificate

active

07934092

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.

REFERENCES:
patent: 5684948 (1997-11-01), Johnson et al.
patent: 5913058 (1999-06-01), Bonola
patent: 5956487 (1999-09-01), Venkatraman et al.
patent: 6467087 (2002-10-01), Yang
patent: 6604817 (2003-08-01), Isono et al.
patent: 6809830 (2004-10-01), Lafky
patent: 6895508 (2005-05-01), Swanberg et al.
patent: 7043166 (2006-05-01), Parry et al.
patent: 7681000 (2010-03-01), Funk et al.
patent: 2003/0081620 (2003-05-01), Danner et al.
patent: 2004/0133802 (2004-07-01), Liu
patent: 2006/0221386 (2006-10-01), Brooks et al.
patent: 2006/0288071 (2006-12-01), Bigioi et al.
patent: 0696772 (1996-02-01), None
patent: 1603039 (2005-12-01), None
patent: 2343031 (2000-04-01), None
SPARC International Inc., The SPARC Architecture Manual Version 8, 1992.

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