{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9787401","patent":{"patent_number":"US-9787401","title":"Mode division multiplexed passive optical network (MDM-PON) apparatus, and transmission and reception method using the same","assignee":null,"inventors":[],"filing_date":"2016-07-25T00:00:00.000Z","publication_date":"2017-10-10T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B","H04J","H04J","H04B","H04B"],"num_claims":9,"abstract":"A Mode Division Multiplexed Passive Optical Network (MDM-PON) apparatus includes: a non-mode selective multiplexer which includes a first end where three or more single-mode optical fibers are spaced apart from each other by a predetermined distance, and a second end where cores of the three or more single-mode optical fibers are tapered such that a gap between the three or more single-mode optical fibers is narrower than the predetermined distance while the three or more single-mode optical fibers are spaced apart from each other by an equal distance; an optical line terminal (OLT) which is connected to the second end through a few-mode fiber, and transmits a downstream optical signal; and three or more optical network units (ONUs) which is connected to the first end through the three or more single-mode optical fibers, and transmits upstream optical signals."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Mode division multiplexed passive optical network (MDM-PON) apparatus, and transmission and reception method using the same","description":"A Mode Division Multiplexed Passive Optical Network (MDM-PON) apparatus includes: a non-mode selective multiplexer which includes a first end where three or more single-mode optical fibers are spaced ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9787401","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-9787401","citation_suggestion":"Patentable. \"Mode division multiplexed passive optical network (MDM-PON) apparatus, and transmission and reception method using the same\" (US-9787401). https://patentable.app/patents/US-9787401","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9787401","json":"https://patentable.app/api/llm-context/US-9787401","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:48:00.498Z"}