{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-12007435","patent":{"patent_number":"US-12007435","title":"Method of copper hillock detecting","assignee":null,"inventors":[],"filing_date":"2020-12-08T00:00:00.000Z","publication_date":"2024-06-11T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":15,"abstract":"A method of copper hillock detecting includes the following steps. A testkey structure is disposed on a substrate, wherein the testkey structure includes a lower metallization layer, an upper metallization layer, and a dielectric layer between the lower metallization layer and the upper metallization layer. A force voltage difference is applied to the lower metallization layer and the upper metallization layer under a test temperature and stress time. A changed sensing voltage difference to the lower metallization layer and the upper metallization layer is detected for detecting copper hillock."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method of copper hillock detecting","description":"A method of copper hillock detecting includes the following steps. A testkey structure is disposed on a substrate, wherein the testkey structure includes a lower metallization layer, an upper metalliz","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-12007435","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-12007435","citation_suggestion":"Patentable. \"Method of copper hillock detecting\" (US-12007435). https://patentable.app/patents/US-12007435","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-12007435","json":"https://patentable.app/api/llm-context/US-12007435","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:10:35.656Z"}