{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8497801","patent":{"patent_number":"US-8497801","title":"Prediction refresh method for ephemeris extensions","assignee":null,"inventors":[],"filing_date":"2008-02-04T00:00:00.000Z","publication_date":"2013-07-30T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S"],"num_claims":18,"abstract":"Systems, methods and devices for using ephemeris data in GNSS receivers and systems are provided. Receivers using synthetic ephemeris data for longer ephemeris availability under poor reception conditions are updated using a variety of techniques that allow for the transfer of accurate information onto degraded synthetic ephemeris information."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Prediction refresh method for ephemeris extensions","description":"Systems, methods and devices for using ephemeris data in GNSS receivers and systems are provided. Receivers using synthetic ephemeris data for longer ephemeris availability under poor reception condit","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8497801","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-8497801","citation_suggestion":"Patentable. \"Prediction refresh method for ephemeris extensions\" (US-8497801). https://patentable.app/patents/US-8497801","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8497801","json":"https://patentable.app/api/llm-context/US-8497801","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:46:51.971Z"}