{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8482985","patent":{"patent_number":"US-8482985","title":"Nonvolatile semiconductor storage device","assignee":null,"inventors":[],"filing_date":"2011-12-09T00:00:00.000Z","publication_date":"2013-07-09T00:00:00.000Z","cpc_codes":["G11C","G11C","G11C","G11C","G11C"],"num_claims":20,"abstract":"A nonvolatile semiconductor storage device according to an embodiment includes an erase circuit executing an erase sequence, wherein in the erase sequence, the erase circuit executes: an erase operation to change a selection memory cell group to an erased state, after the erase operation, a soft program operation on the selection memory cell group to solve over-erased state, and after the soft program operation, a first soft program verification operation performed on at least one partial selection memory cell group of a first partial selection memory cell group and a second partial selection memory cell group so as to confirm whether the partial selection memory cell group includes a predetermined number of memory cells or more that have threshold values equal to or more than a predetermined first threshold value, and after the first soft program verification operation."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Nonvolatile semiconductor storage device","description":"A nonvolatile semiconductor storage device according to an embodiment includes an erase circuit executing an erase sequence, wherein in the erase sequence, the erase circuit executes: an erase operati","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8482985","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-8482985","citation_suggestion":"Patentable. \"Nonvolatile semiconductor storage device\" (US-8482985). https://patentable.app/patents/US-8482985","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8482985","json":"https://patentable.app/api/llm-context/US-8482985","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:37:02.334Z"}