{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8521987","patent":{"patent_number":"US-8521987","title":"Allocation and release of storage areas to virtual volumes","assignee":null,"inventors":[],"filing_date":"2009-03-18T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F"],"num_claims":26,"abstract":"A storage control device includes a controller managing a plurality of first storage areas provided with a plurality of storage devices and a plurality of second storage areas in a particular first storage area of the plurality of first storage areas. Each of the plurality of first storage areas having a first fixed area size and each of the second plurality of storage areas having a second fixed area size which is smaller than the first fixed area size. The controller is adapted to allocate the particular first storage area to the virtual volume so that data of the write command are written to a particular second storage area of the plurality of second storage areas when a write command to a virtual volume of a plurality of virtual volumes is received."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Allocation and release of storage areas to virtual volumes","description":"A storage control device includes a controller managing a plurality of first storage areas provided with a plurality of storage devices and a plurality of second storage areas in a particular first st","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8521987","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-8521987","citation_suggestion":"Patentable. \"Allocation and release of storage areas to virtual volumes\" (US-8521987). https://patentable.app/patents/US-8521987","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8521987","json":"https://patentable.app/api/llm-context/US-8521987","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:59:20.825Z"}