{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11528080","patent":{"patent_number":"US-11528080","title":"Optical transmission system and failure diagnosis method for optical transmission system","assignee":null,"inventors":[],"filing_date":"2019-11-15T00:00:00.000Z","publication_date":"2022-12-13T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B"],"num_claims":12,"abstract":"[Problem] In an optical transmission system, a position and a cause of a failure are identified while avoiding tightness of processing on a network controller side.[Solution] An optical transmission system 1 includes a plurality of nodes 4i to 4k interconnected by an optical transmission line, a plurality of node controllers 3i to 3k that detect degradation of signal quality at the nodes 4i to 4k, respectively, and determine a degradation mode correlated with the signal quality, and a network controller 2 that identifies a node or a component in which failure has occurred based on a node for which the node controller 3i to 3k has detected degradation of the signal quality, the degradation mode, a network topology formed of the nodes, and an optical path set between the nodes."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical transmission system and failure diagnosis method for optical transmission system","description":"[Problem] In an optical transmission system, a position and a cause of a failure are identified while avoiding tightness of processing on a network controller side.[Solution] An optical transmission s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11528080","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-11528080","citation_suggestion":"Patentable. \"Optical transmission system and failure diagnosis method for optical transmission system\" (US-11528080). https://patentable.app/patents/US-11528080","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11528080","json":"https://patentable.app/api/llm-context/US-11528080","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:38:46.402Z"}