Electrical computers and digital processing systems: memory – Storage accessing and control – Shared memory area
Reexamination Certificate
2007-06-11
2010-12-07
Portka, Gary J (Department: 2187)
Electrical computers and digital processing systems: memory
Storage accessing and control
Shared memory area
C711S163000, C726S029000, C726S030000
Reexamination Certificate
active
07849271
ABSTRACT:
Protection mechanism is provided for data stored in logical volumes, especially during the time the corresponding host computer is off line. Additionally, integrity check mechanism is provided for logical volume when the host computer is started, so that host computer can detect unauthorized access to its assigned logical volume during off-line period, and execute security check.
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Kinoshita Junji
Osaki Nobuyuki
Hitachi , Ltd.
Portka Gary J
Sughrue & Mion, PLLC
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