{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9612459","patent":{"patent_number":"US-9612459","title":"Silicon optical modulator using asymmetric shallow waveguide and the method to make the same","assignee":null,"inventors":[],"filing_date":"2014-07-01T00:00:00.000Z","publication_date":"2017-04-04T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F","G02F"],"num_claims":11,"abstract":"The invention provides methods of forming an optical device, in particular, a silicon optical modulator using shallow rib waveguide structure. According to the embodiments of the present invention, the silicon optical waveguide modulator includes a shallow rib waveguide with asymmetric shoulder heights disposed on a surface of a substrate; one side terminated by the waveguide edge and the other side terminated by a second laterally oriented PN junction, a first vertically oriented PN junction is positioned inside the light propagation region of the waveguide; and higher doping regions with the same type of doping type of the adjoining regions are positioned on the asymmetric shoulders outside the light propagation regions in electrical contact with metal contacts."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Silicon optical modulator using asymmetric shallow waveguide and the method to make the same","description":"The invention provides methods of forming an optical device, in particular, a silicon optical modulator using shallow rib waveguide structure. According to the embodiments of the present invention, th","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9612459","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-9612459","citation_suggestion":"Patentable. \"Silicon optical modulator using asymmetric shallow waveguide and the method to make the same\" (US-9612459). https://patentable.app/patents/US-9612459","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9612459","json":"https://patentable.app/api/llm-context/US-9612459","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:17:03.715Z"}