{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9829627","patent":{"patent_number":"US-9829627","title":"Semiconductor device and method for manufacturing same","assignee":null,"inventors":[],"filing_date":"2016-07-03T00:00:00.000Z","publication_date":"2017-11-28T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":4,"abstract":"Good optical properties can be achieved in an optical waveguide made of polycrystalline silicon.A semiconductor layer that constitutes each of a first optical signal line, a second optical signal line, a grating coupler, an optical modulator, and a p-type layer of a germanium optical receiver is formed by a polycrystalline silicon film. Crystal grains of polycrystalline silicon exposed on an upper surface of the semiconductor layer include crystal grains having flat surfaces parallel to a first main surface of a semiconductor substrate, and crystal grains of polycrystalline silicon exposed on side surfaces (including side surfaces of a protrusion of a protruding portion) of the semiconductor layer include crystal grains having flat surfaces perpendicular to the first main surface of the semiconductor substrate."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and method for manufacturing same","description":"Good optical properties can be achieved in an optical waveguide made of polycrystalline silicon.A semiconductor layer that constitutes each of a first optical signal line, a second optical signal line","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9829627","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-9829627","citation_suggestion":"Patentable. \"Semiconductor device and method for manufacturing same\" (US-9829627). https://patentable.app/patents/US-9829627","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9829627","json":"https://patentable.app/api/llm-context/US-9829627","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:17:19.626Z"}