{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9618777","patent":{"patent_number":"US-9618777","title":"All-fiber isolator using optical fiber including quantum dots","assignee":null,"inventors":[],"filing_date":"2012-08-27T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F","G02F","G02F"],"num_claims":7,"abstract":"An all-fiber isolator as an optical isolator comprises: an optical fiber acting as an optical light guide for propagating incident light; and a Faraday rotator for rotating by 45° a plane of polarization polarized by the polarizer. The all-fiber isolator exhibits a magneto-optic effect enough to be used as an optical isolator at a visible light wavelength by including quantum dots in a core layer and/or an internal cladding layer of the optical fiber."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"All-fiber isolator using optical fiber including quantum dots","description":"An all-fiber isolator as an optical isolator comprises: an optical fiber acting as an optical light guide for propagating incident light; and a Faraday rotator for rotating by 45° a plane of polarizat","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9618777","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-9618777","citation_suggestion":"Patentable. \"All-fiber isolator using optical fiber including quantum dots\" (US-9618777). https://patentable.app/patents/US-9618777","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9618777","json":"https://patentable.app/api/llm-context/US-9618777","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:43:25.434Z"}