{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9812213","patent":{"patent_number":"US-9812213","title":"Flash memory, flash memory system and operating method of the same","assignee":null,"inventors":[],"filing_date":"2016-04-14T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["G11C","G11C","G11C"],"num_claims":19,"abstract":"A flash memory, a flash memory system, and an operating method thereof. The method of operating a flash memory includes counting the number of memory cells having threshold voltages included in a first adjacent threshold voltage range (defined by a first reference read voltage for distinguishing between initially separated adjacently located threshold voltage distributions and a first search read voltage having a first voltage difference from the first reference read voltage), and a second adjacent threshold voltage range (defined by the first reference read voltage and a second search read voltage having a second voltage difference from the first reference read voltage), and setting a first optimal read voltage based on the difference between the first and second counted numbers of the memory cells."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Flash memory, flash memory system and operating method of the same","description":"A flash memory, a flash memory system, and an operating method thereof. The method of operating a flash memory includes counting the number of memory cells having threshold voltages included in a firs","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9812213","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-9812213","citation_suggestion":"Patentable. \"Flash memory, flash memory system and operating method of the same\" (US-9812213). https://patentable.app/patents/US-9812213","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9812213","json":"https://patentable.app/api/llm-context/US-9812213","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:41:04.002Z"}