{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11467645","patent":{"patent_number":"US-11467645","title":"Storage device and method for sudden power off recovery thereof","assignee":null,"inventors":[],"filing_date":"2021-01-25T00:00:00.000Z","publication_date":"2022-10-11T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F"],"num_claims":18,"abstract":"Disclosed are a storage device and a method for sudden power off recovery thereof. The method includes: performing a first snapshot operation on the storage device to obtain system information, and storing the system information and a first tag into a non-volatile memory when the storage device in an idle state; performing a second snapshot operation on the storage device to obtain system information of the storage device, and storing the system information and a second tag into the non-volatile memory when at least one of the following conditions occurring: updating a logical-to-physical mapping table in the non-volatile memory, executing a garbage collection operation, and programming a new block; searching the latest system information in the non-volatile memory when recovering supply of power; when determining that the searched system information includes the first tag, performing a lightweight sudden power off recovery operation in the storage device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Storage device and method for sudden power off recovery thereof","description":"Disclosed are a storage device and a method for sudden power off recovery thereof. The method includes: performing a first snapshot operation on the storage device to obtain system information, and st","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11467645","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-11467645","citation_suggestion":"Patentable. \"Storage device and method for sudden power off recovery thereof\" (US-11467645). https://patentable.app/patents/US-11467645","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11467645","json":"https://patentable.app/api/llm-context/US-11467645","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:30:15.883Z"}