{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8486813","patent":{"patent_number":"US-8486813","title":"Silicon wafer and fabrication method thereof","assignee":null,"inventors":[],"filing_date":"2011-06-01T00:00:00.000Z","publication_date":"2013-07-16T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":20,"abstract":"A silicon wafer and fabrication method thereof are provided. The silicon wafer includes a first denuded zone formed with a predetermined depth from a top surface of the silicon wafer, the first denuded zone being formed with a depth ranging from approximately 20 μm to approximately 80 μm from the top surface, and a bulk area formed between the first denuded zone and a backside of the silicon wafer, the bulk area having a concentration of oxygen uniformly distributed within a variation of 10% over the bulk area."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Silicon wafer and fabrication method thereof","description":"A silicon wafer and fabrication method thereof are provided. The silicon wafer includes a first denuded zone formed with a predetermined depth from a top surface of the silicon wafer, the first denude","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8486813","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-8486813","citation_suggestion":"Patentable. \"Silicon wafer and fabrication method thereof\" (US-8486813). https://patentable.app/patents/US-8486813","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8486813","json":"https://patentable.app/api/llm-context/US-8486813","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:46:13.025Z"}