{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9634803","patent":{"patent_number":"US-9634803","title":"Optical subcarrier multiplex system with joint forward error correction coding","assignee":null,"inventors":[],"filing_date":"2016-02-16T00:00:00.000Z","publication_date":"2017-04-25T00:00:00.000Z","cpc_codes":["H04L","G06F","H04B","H04J","H04L","H04L","H04L","H04L"],"num_claims":14,"abstract":"An optical subcarrier multiplex system. An input data signal is jointly coded with at least one forward error correction (FEC) code before symbol mapping and before subcarrier modulation. Joint FEC coding mitigates non-uniform subcarrier performance."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical subcarrier multiplex system with joint forward error correction coding","description":"An optical subcarrier multiplex system. An input data signal is jointly coded with at least one forward error correction (FEC) code before symbol mapping and before subcarrier modulation. Joint FEC co","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9634803","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-9634803","citation_suggestion":"Patentable. \"Optical subcarrier multiplex system with joint forward error correction coding\" (US-9634803). https://patentable.app/patents/US-9634803","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9634803","json":"https://patentable.app/api/llm-context/US-9634803","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:28:15.308Z"}