{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9680598","patent":{"patent_number":"US-9680598","title":"Wavelength division multiplexing optical transmission apparatus and wavelength division multiplexing optical transmission method","assignee":null,"inventors":[],"filing_date":"2013-10-18T00:00:00.000Z","publication_date":"2017-06-13T00:00:00.000Z","cpc_codes":["H04J","H04B","H04B","H04B","H04J"],"num_claims":4,"abstract":"A wavelength division multiplexing optical transmission apparatus includes a plurality of polarization multiplexing optical modulation means, polarization-maintaining optical multiplexing means, and delay adjustment means. The polarization multiplexing optical modulation means generate a plurality of polarization multiplexed optical modulation signals having different wavelengths. The polarization-maintaining optical multiplexing means multiplexes the wavelengths of the polarization multiplexed optical modulation signals to generate a wavelength multiplexed optical signal (WDM). The delay adjustment means adjusts a delay such that light intensities of polarization multiplexed optical modulation signals having adjacent wavelengths in the wavelength multiplexed optical signal (WDM) vary inversely with respect to each other."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Wavelength division multiplexing optical transmission apparatus and wavelength division multiplexing optical transmission method","description":"A wavelength division multiplexing optical transmission apparatus includes a plurality of polarization multiplexing optical modulation means, polarization-maintaining optical multiplexing means, and d","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9680598","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-9680598","citation_suggestion":"Patentable. \"Wavelength division multiplexing optical transmission apparatus and wavelength division multiplexing optical transmission method\" (US-9680598). https://patentable.app/patents/US-9680598","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9680598","json":"https://patentable.app/api/llm-context/US-9680598","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:17:36.375Z"}