{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9704840","patent":{"patent_number":"US-9704840","title":"Optical semiconductor device","assignee":null,"inventors":[],"filing_date":"2016-08-02T00:00:00.000Z","publication_date":"2017-07-11T00:00:00.000Z","cpc_codes":["H01L","G01S","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"The present invention provides an optical semiconductor device for improving minimization and increase of detection precision. An optical semiconductor device A1 of the present invention includes: a substrate 1, including a semiconductor material, and including a main surface 111 and a back surface 112; a semiconductor light-emitting element 7A at the substrate; a semiconductor light-receiving element 7B at the substrate; a conductive layer 3, conducting the semiconductor light-emitting element 7A and the semiconductor light-receiving element 7B; and an insulating layer 2 between at least a portion of the conductive layer 3 and the substrate; wherein the substrate 1 includes a recess 14 recessed from the main surface 111 and including a bottom surface 142A of a light-emitting side recess where the semiconductor light-emitting element 7A is disposed, and a bottom surface 142B of a light-receiving side recess where the semiconductor light-receiving element 7B is disposed; a light-emitting side transparent portion 18A for light from the semiconductor light-emitting element 7A to pass through the bottom surface 142A of the light-emitting side recess to the back surface 112; and a light-receiving side transparent portion 18B for light from the back surface 112 to pass through the bottom surface 142B of the light-receiving side recess to the semiconductor light-receiving element 7B."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical semiconductor device","description":"The present invention provides an optical semiconductor device for improving minimization and increase of detection precision. An optical semiconductor device A1 of the present invention includes: a s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9704840","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-9704840","citation_suggestion":"Patentable. \"Optical semiconductor device\" (US-9704840). https://patentable.app/patents/US-9704840","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9704840","json":"https://patentable.app/api/llm-context/US-9704840","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:18:43.832Z"}