{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9818824","patent":{"patent_number":"US-9818824","title":"Semiconductor substrate and semiconductor device including the same","assignee":null,"inventors":[],"filing_date":"2015-12-14T00:00:00.000Z","publication_date":"2017-11-14T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":25,"abstract":"A semiconductor substrate and a semiconductor device are provided. The semiconductor substrate includes a base substrate, a first silicon germanium layer on the base substrate and a second silicon germanium layer on the first silicon germanium layer. A germanium fraction of the second silicon germanium layer decreases in the direction away from the base substrate, and a germanium fraction of a lowermost part of the second silicon germanium layer is greater than a germanium fraction of an uppermost part of the first silicon germanium layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor substrate and semiconductor device including the same","description":"A semiconductor substrate and a semiconductor device are provided. The semiconductor substrate includes a base substrate, a first silicon germanium layer on the base substrate and a second silicon ger","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9818824","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-9818824","citation_suggestion":"Patentable. \"Semiconductor substrate and semiconductor device including the same\" (US-9818824). https://patentable.app/patents/US-9818824","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9818824","json":"https://patentable.app/api/llm-context/US-9818824","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:39:03.250Z"}