{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8472810","patent":{"patent_number":"US-8472810","title":"Optical signal transmitter and method for controlling polarization multiplexed optical signal","assignee":null,"inventors":[],"filing_date":"2010-07-19T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B","H04J"],"num_claims":11,"abstract":"An optical signal transmitter includes: first outer modulator to generate first modulated optical signal, the first outer modulator including a pair of optical paths and a first phase shifter to give phase difference to the pair of optical paths; second outer modulator to generate second modulated optical signal, the second outer modulator including a pair of optical paths and a second phase shifter to give phase difference to the pair of optical paths; combiner to generate polarization multiplexed optical signal by combining the first and second modulated optical signals; phase controller to control the phase difference by the first phase shifter to A−Δφ and control the phase difference by the second phase shifter to A+Δφ; and power controller to control at least one of the first and second outer modulators based on AC component of the polarization multiplexed optical signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical signal transmitter and method for controlling polarization multiplexed optical signal","description":"An optical signal transmitter includes: first outer modulator to generate first modulated optical signal, the first outer modulator including a pair of optical paths and a first phase shifter to give ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8472810","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-8472810","citation_suggestion":"Patentable. \"Optical signal transmitter and method for controlling polarization multiplexed optical signal\" (US-8472810). https://patentable.app/patents/US-8472810","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8472810","json":"https://patentable.app/api/llm-context/US-8472810","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:09:54.214Z"}