{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11965821","patent":{"patent_number":"US-11965821","title":"Optical fiber sensing system for temperature and salinity synchronous measurement","assignee":null,"inventors":[],"filing_date":"2023-08-26T00:00:00.000Z","publication_date":"2024-04-23T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N","G01N"],"num_claims":7,"abstract":"An optical fiber sensing system for temperature and salinity synchronous measurement is provided, which includes a broad-spectrum light source, an optical fiber circulator, a coupler, a first interferometer, a second interferometer, a third interferometer and a spectrometer; the first interferometer is insensitive to temperature and salinity; the second interferometer is sensitive to both temperature and salinity, and the third interferometer is only sensitive to temperature; light emitted by the broad-spectrum light source passes through the optical fiber circulator and enters the first interferometer; reflected light of the first interferometer passes through the optical fiber circulator and the coupler sequentially, and then enters the second and the third interferometers respectively; the reflected light of the second and the third interferometers enters the spectrometer after passing through the coupler; the temperature and the salinity to be measured are simultaneously obtained by performing spectral analysis of the reflected light entering the spectrometer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical fiber sensing system for temperature and salinity synchronous measurement","description":"An optical fiber sensing system for temperature and salinity synchronous measurement is provided, which includes a broad-spectrum light source, an optical fiber circulator, a coupler, a first interfer","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11965821","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-11965821","citation_suggestion":"Patentable. \"Optical fiber sensing system for temperature and salinity synchronous measurement\" (US-11965821). https://patentable.app/patents/US-11965821","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11965821","json":"https://patentable.app/api/llm-context/US-11965821","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:44:42.207Z"}