{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10522392","patent":{"patent_number":"US-10522392","title":"Semiconductor device and method of fabricating the same","assignee":null,"inventors":[],"filing_date":"2017-05-31T00:00:00.000Z","publication_date":"2019-12-31T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A semiconductor device includes an active region in a semiconductor substrate. A gate electrode is disposed over and crossing the active region. The active region includes a channel region, a source region and a drain region. A bottom conductive feature is disposed on the active region. A helmet layer is disposed on the gate electrode. A contact etch stop layer is disposed on a portion of the helmet layer. A first contact plug is disposed on the bottom conductive feature and the remaining portion of the helmet layer. A hard mask is disposed on the gate electrode. An etching selectivity between the helmet layer and the hard mask is larger than approximately 10."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and method of fabricating the same","description":"A semiconductor device includes an active region in a semiconductor substrate. A gate electrode is disposed over and crossing the active region. The active region includes a channel region, a source r","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10522392","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-10522392","citation_suggestion":"Patentable. \"Semiconductor device and method of fabricating the same\" (US-10522392). https://patentable.app/patents/US-10522392","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10522392","json":"https://patentable.app/api/llm-context/US-10522392","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:08:18.658Z"}