{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11507284","patent":{"patent_number":"US-11507284","title":"Storage device and control method","assignee":null,"inventors":[],"filing_date":"2019-09-04T00:00:00.000Z","publication_date":"2022-11-22T00:00:00.000Z","cpc_codes":["G06F","H04L","G06F","G06F","G06F","H04L","H04L","H04L"],"num_claims":21,"abstract":"According to one embodiment, a storage device includes a nonvolatile storage medium and a controller. The controller encrypts data with an encryption key, writes encrypted data into the storage medium, and manages a first and second encryption keys. The first encryption key encrypts data to be written into a first area and a second encryption key encrypts data to be written into a second area. The controller updates, if the first area is write protected and the second area is not write protected, the second encryption key without updating the first encryption key when receiving an initialization command from a host."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Storage device and control method","description":"According to one embodiment, a storage device includes a nonvolatile storage medium and a controller. The controller encrypts data with an encryption key, writes encrypted data into the storage medium","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11507284","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-11507284","citation_suggestion":"Patentable. \"Storage device and control method\" (US-11507284). https://patentable.app/patents/US-11507284","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11507284","json":"https://patentable.app/api/llm-context/US-11507284","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:24:23.307Z"}