{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8465719","patent":{"patent_number":"US-8465719","title":"Silicon carbide substrate, semiconductor device, wiring substrate, and silicon carbide manufacturing method","assignee":null,"inventors":[],"filing_date":"2009-04-16T00:00:00.000Z","publication_date":"2013-06-18T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":3,"abstract":"A silicon carbide substrate has a high-frequency loss equal to or less than 2.0 dB/mm at 20 GHz is effective to mount and operate electronic components. The silicon carbide substrate is heated at 2000° C. or more to be reduced to the high-frequency loss equal to 2.0 dB/mm or less at 20 GHz. Moreover, manufacturing the silicon carbide substrate by CVD without flowing nitrogen into a heater enables the high-frequency loss to be reduced to 2.0 dB/mm or less."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Silicon carbide substrate, semiconductor device, wiring substrate, and silicon carbide manufacturing method","description":"A silicon carbide substrate has a high-frequency loss equal to or less than 2.0 dB/mm at 20 GHz is effective to mount and operate electronic components. The silicon carbide substrate is heated at 2000","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8465719","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-8465719","citation_suggestion":"Patentable. \"Silicon carbide substrate, semiconductor device, wiring substrate, and silicon carbide manufacturing method\" (US-8465719). https://patentable.app/patents/US-8465719","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8465719","json":"https://patentable.app/api/llm-context/US-8465719","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:42:27.267Z"}