{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8489976","patent":{"patent_number":"US-8489976","title":"Storage controlling device and storage controlling method","assignee":null,"inventors":[],"filing_date":"2008-02-21T00:00:00.000Z","publication_date":"2013-07-16T00:00:00.000Z","cpc_codes":["G06F","G06F"],"num_claims":8,"abstract":"According to an aspect of an embodiment, a method of storing user data (UD) with parity data (PD) for correcting the UD in a storage apparatus comprising disk units, each of the disk units storing data in data blocks(DBs), each of the DBs storing the UD or associated PD and position information(PI) indicative of the location of the DBs, comprising: obtaining the UD, dividing the UD into UD blocks (UDBs) which are adapted to be stored in the DBs, and determining which UDBs are to be stored into which DBs, respectively; determining PI of the DBs for storing the UDBs; generating PD for a group of UDBs and associated PI by parity operation using a weighting function to the UDBs and the PI; determining PI for the PD for said group by modifying a part of the PD; and storing the group of the UDBs, associated PI, and the PD."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Storage controlling device and storage controlling method","description":"According to an aspect of an embodiment, a method of storing user data (UD) with parity data (PD) for correcting the UD in a storage apparatus comprising disk units, each of the disk units storing dat","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8489976","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-8489976","citation_suggestion":"Patentable. \"Storage controlling device and storage controlling method\" (US-8489976). https://patentable.app/patents/US-8489976","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8489976","json":"https://patentable.app/api/llm-context/US-8489976","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:57:34.683Z"}