{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10490438","patent":{"patent_number":"US-10490438","title":"Non-volatile semiconductor memory device and manufacturing method of p-channel MOS transistor","assignee":null,"inventors":[],"filing_date":"2015-02-24T00:00:00.000Z","publication_date":"2019-11-26T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":13,"abstract":"A non-volatile semiconductor memory device includes a memory cell transistor having a memory cell capable of writing and erasing data, and a peripheral circuit that drives the memory cell which includes a first p-channel MOS transistor including a gate electrode that is formed on a semiconductor layer with a first gate insulation film therebetween, a channel region that is formed on a surface of the semiconductor layer and has a first peak dopant concentration, a source region and a drain region that have a second peak dopant concentration higher than the first peak dopant concentration, and overlap regions that extend between the channel region and the source region and the drain region, and also below a portion of the gate electrode, that have a third peak dopant concentration higher than the first peak dopant concentration and lower than the second peak dopant concentration by one order of magnitude or more."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Non-volatile semiconductor memory device and manufacturing method of p-channel MOS transistor","description":"A non-volatile semiconductor memory device includes a memory cell transistor having a memory cell capable of writing and erasing data, and a peripheral circuit that drives the memory cell which includ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10490438","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-10490438","citation_suggestion":"Patentable. \"Non-volatile semiconductor memory device and manufacturing method of p-channel MOS transistor\" (US-10490438). https://patentable.app/patents/US-10490438","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10490438","json":"https://patentable.app/api/llm-context/US-10490438","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:24:10.847Z"}