{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8494366","patent":{"patent_number":"US-8494366","title":"Wavelength division multiplexing-passive optical network using external seed light source","assignee":null,"inventors":[],"filing_date":"2008-12-16T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["H04B","H04B","H04J","H04J"],"num_claims":11,"abstract":"Provided are a wavelength division multiplexing-passive optical network (WDM-PON) in which a reflective semiconductor optical amplifier (RSOA) is used as each optical transmitter of an optical line termination (OLT) and an optical network unit (ONU) and additional spectrum-sliced light is injected into RSOAs of each of the OLT and the ONU, and a WDM-PON that is combined with time division multiple access (TDMA) technology, by which the number of included ONUs increases and conventional TDMA ONUs can be used."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Wavelength division multiplexing-passive optical network using external seed light source","description":"Provided are a wavelength division multiplexing-passive optical network (WDM-PON) in which a reflective semiconductor optical amplifier (RSOA) is used as each optical transmitter of an optical line te","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8494366","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-8494366","citation_suggestion":"Patentable. \"Wavelength division multiplexing-passive optical network using external seed light source\" (US-8494366). https://patentable.app/patents/US-8494366","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8494366","json":"https://patentable.app/api/llm-context/US-8494366","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:19:59.687Z"}