{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9609401","patent":{"patent_number":"US-9609401","title":"Optical switch, optical transmission device, and optical switching method","assignee":null,"inventors":[],"filing_date":"2013-11-12T00:00:00.000Z","publication_date":"2017-03-28T00:00:00.000Z","cpc_codes":["H04Q","H04J","H04Q","H04Q"],"num_claims":15,"abstract":"It is difficult to increase the number of inputs and outputs of an optical switch supporting CDC functions, therefore, an optical switch according to an exemplary aspect of the present invention includes a unit optical switch inputting n optical signals and outputting n optical signals; an optical splitter inputting a single optical signal, splitting the single optical signal into k optical signals, and outputting the k optical signals; and an optical selector inputting m optical signals and outputting a single optical signal, wherein the optical splitter includes m×n pieces, the unit optical switch includes m×k pieces, the optical selector includes n×k pieces, (k×(m×n)) outputs of the optical splitter correspond to (n×(m×k)) inputs of the unit optical switch, (n×(m×k)) outputs of the unit optical switch correspond to (m×(n×k)) inputs of the optical selector, and (n×m) optical signals inputted into the optical splitter are output through the (m×k) unit optical switch from the optical selector as (n×k) optical signals."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical switch, optical transmission device, and optical switching method","description":"It is difficult to increase the number of inputs and outputs of an optical switch supporting CDC functions, therefore, an optical switch according to an exemplary aspect of the present invention inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9609401","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-9609401","citation_suggestion":"Patentable. \"Optical switch, optical transmission device, and optical switching method\" (US-9609401). https://patentable.app/patents/US-9609401","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9609401","json":"https://patentable.app/api/llm-context/US-9609401","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:51:11.642Z"}