{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11527655","patent":{"patent_number":"US-11527655","title":"Semiconductor structure with source/drain multi-layer structure and method for forming the same","assignee":null,"inventors":[],"filing_date":"2021-01-22T00:00:00.000Z","publication_date":"2022-12-13T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a gate structure formed over a fin structure, and a source/drain (S/D) epitaxial layer formed in the fin structure and adjacent to the gate structure. The S/D epitaxial layer includes a first S/D epitaxial layer and a second epitaxial layer. The semiconductor structure includes a gate spacer formed on a sidewall surface of the gate structure, and the gate spacer is directly over the first S/D epitaxial layer. The semiconductor structure includes a dielectric spacer formed adjacent to the gate spacer, and the dielectric spacer is directly over the second epitaxial layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor structure with source/drain multi-layer structure and method for forming the same","description":"A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a gate structure formed over a fin structure, and a source/drain (S/D) epitaxial layer fo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11527655","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-11527655","citation_suggestion":"Patentable. \"Semiconductor structure with source/drain multi-layer structure and method for forming the same\" (US-11527655). https://patentable.app/patents/US-11527655","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11527655","json":"https://patentable.app/api/llm-context/US-11527655","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T00:16:41.544Z"}