US Patent 7640390 Flash memory storage system
Patent 7640390 was granted and assigned to Hitachi on December, 2009 by the United States Patent and Trademark Office.
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Patent Inventor Names
Kazuhisa Fujimoto0
Shunji Kawamura0
Takashige Iwamura0
Yoshiaki Eguchi0
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Patent abstract
A flash memory storage system has a plurality of flash memory devices comprising a plurality of flash memories, and a controller having an I/O processing control unit for accessing a flash memory device specified by a designated access destination in an I/O request received from an external device from among the plurality of flash memory devices. A parity group can be configured of flash memory devices having identical internal configuration.
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US Patent 07640390 Flash memory storage system US Patent 7640390 Flash memory storage system
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Patent Number
07640390
Patent Number
7640390
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US Patent 07640390 Flash memory storage system
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Is a
Current assignee
Patent jurisdiction
Patent number
07640390
Date of patent
December 29, 2009
Patent application number
11503217
Date Filed
August 14, 2006
Patent primary examiner
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