{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621296","patent":{"patent_number":"US-9621296","title":"Remote node device, optical network unit and system and communication method thereof","assignee":null,"inventors":[],"filing_date":"2013-11-12T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["H04J","H04J","H04J","H04J","H04J","H04J"],"num_claims":8,"abstract":"A remote node device for mutual communication between optical network units in a passive optical network includes an N×N-arrayed waveguide grating configured to receive upstream optical signal of one of the optical network units and to output this signal as a first optical signal; a 1×2 wavelength division multiplexer configured to separate per band the first optical signal to obtain a second optical signal; and a 1×(N−1) power distributor configured to transmit the second optical signal to the corresponding optical network unit through the N×N-arrayed waveguide grating."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Remote node device, optical network unit and system and communication method thereof","description":"A remote node device for mutual communication between optical network units in a passive optical network includes an N×N-arrayed waveguide grating configured to receive upstream optical signal of one ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621296","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-9621296","citation_suggestion":"Patentable. \"Remote node device, optical network unit and system and communication method thereof\" (US-9621296). https://patentable.app/patents/US-9621296","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621296","json":"https://patentable.app/api/llm-context/US-9621296","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:31:42.389Z"}