{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8522071","patent":{"patent_number":"US-8522071","title":"Storage system for restoring data stored in failed storage device","assignee":null,"inventors":[],"filing_date":"2011-02-26T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F"],"num_claims":12,"abstract":"A storage system including: a controller; and, a plurality of physical storage devices coupled to the controller and constituting a RAID group; wherein the controller provides one or more logical volumes belonging to the RAID group, each of the one or more logical volumes having a plurality of storage areas; one or more virtual volumes, wherein, when receiving a write request to a virtual volume of the one or more virtual volumes, the controller allocates a storage area in a logical volume to the virtual volume; and writes data to the allocated storage area, wherein, when a physical storage device of the plurality of physical storage devices fails, the controller selectively performs a RAID restore process to a storage area allocated to a virtual volume."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Storage system for restoring data stored in failed storage device","description":"A storage system including: a controller; and, a plurality of physical storage devices coupled to the controller and constituting a RAID group; wherein the controller provides one or more logical volu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8522071","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8522071","citation_suggestion":"Patentable. \"Storage system for restoring data stored in failed storage device\" (US-8522071). https://patentable.app/patents/US-8522071","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8522071","json":"https://patentable.app/api/llm-context/US-8522071","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T22:13:14.225Z"}