{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11282977","patent":{"patent_number":"US-11282977","title":"Silicon carbide detector and preparation method therefor","assignee":null,"inventors":[],"filing_date":"2020-09-25T00:00:00.000Z","publication_date":"2022-03-22T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":17,"abstract":"The disclosure provides a silicon carbide detector and a preparation method therefor. The silicon carbide detector comprises: a wafer, the wafer sequentially comprises, from bottom to top, a substrate, a silicon carbide P+ layer, an N-type silicon carbide insertion layer, an N+ type silicon carbide multiplication layer, an N-type silicon carbide absorption layer and a silicon carbide N+ layer; the doping concentration of the N-type silicon carbide insertion layer gradually increases from bottom to top, and the doping concentration of the N-type silicon carbide absorption layer gradually decreases from bottom to top; a mesa is etched on the wafer, and the mesa is etched to an upper surface of the silicon carbide P+ layer; an N-type electrode is arranged on an upper surface of the mesa, and a P-type electrode is arranged on an upper surface of a non-mesa region."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Silicon carbide detector and preparation method therefor","description":"The disclosure provides a silicon carbide detector and a preparation method therefor. The silicon carbide detector comprises: a wafer, the wafer sequentially comprises, from bottom to top, a substrate","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11282977","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-11282977","citation_suggestion":"Patentable. \"Silicon carbide detector and preparation method therefor\" (US-11282977). https://patentable.app/patents/US-11282977","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11282977","json":"https://patentable.app/api/llm-context/US-11282977","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:05:40.165Z"}