{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11271644","patent":{"patent_number":"US-11271644","title":"Optical signal control device and optical communication system","assignee":null,"inventors":[],"filing_date":"2018-03-20T00:00:00.000Z","publication_date":"2022-03-08T00:00:00.000Z","cpc_codes":["H04B","H04B","H04J"],"num_claims":7,"abstract":"An optical signal control device (70) is configured to include: a leakage amount calculating unit (83) calculating, from a light intensity measured by a first light intensity measuring unit (77) and a light intensity measured by a second light intensity measuring unit (78), a leakage amount of light leaking from other optical signals to each of optical signals included in a combined signal; and an attenuation amount calculating unit (84) calculating, from the light intensity measured by the second light intensity measuring unit (78) and the leakage mount of light, an attenuation amount of each of the optical signals included in the combined signal, and a wavelength selective switch (71) attenuates each of the optical signals included in the combined signal depending on the attenuation amount calculated by the attenuation amount calculating unit (84)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical signal control device and optical communication system","description":"An optical signal control device (70) is configured to include: a leakage amount calculating unit (83) calculating, from a light intensity measured by a first light intensity measuring unit (77) and a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11271644","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-11271644","citation_suggestion":"Patentable. \"Optical signal control device and optical communication system\" (US-11271644). https://patentable.app/patents/US-11271644","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11271644","json":"https://patentable.app/api/llm-context/US-11271644","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T11:53:49.612Z"}