{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9679984","patent":{"patent_number":"US-9679984","title":"Metal gate structure with multi-layer composition","assignee":null,"inventors":[],"filing_date":"2013-04-26T00:00:00.000Z","publication_date":"2017-06-13T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":19,"abstract":"The present disclosure provides a semiconductor structure. The semiconductor structure includes a semiconductor substrate and a gate stack disposed on the semiconductor substrate. The gate stack includes a high-k dielectric material layer, a titanium-rich TiN layer over the high-k dielectric layer, and a metal layer disposed over the titanium-rich TiN layer. The metal layer includes aluminum."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Metal gate structure with multi-layer composition","description":"The present disclosure provides a semiconductor structure. The semiconductor structure includes a semiconductor substrate and a gate stack disposed on the semiconductor substrate. The gate stack inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9679984","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-9679984","citation_suggestion":"Patentable. \"Metal gate structure with multi-layer composition\" (US-9679984). https://patentable.app/patents/US-9679984","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9679984","json":"https://patentable.app/api/llm-context/US-9679984","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:20:59.170Z"}