{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10514466","patent":{"patent_number":"US-10514466","title":"Method and apparatus for demodulating GNSS navigation data bits under poor clock condition","assignee":null,"inventors":[],"filing_date":"2016-12-06T00:00:00.000Z","publication_date":"2019-12-24T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S"],"num_claims":11,"abstract":"Methods and systems for demodulating GNSS navigation data bits in conditions that can cause a Doppler error, such as a GNSS receiver operating under a poor clock condition, in one aspect, include: receiving a modulated Global Navigation Satellite System (GNSS) carrier signal, wherein the GNSS carrier signal includes navigation bits; compensating for a Doppler error of the GNSS carrier signal using Doppler error compensation frequencies, wherein the compensating comprises determining in-phase (I) correlation results and quadrature (Q) correlation results at the Doppler error compensation frequencies; calculating dot products using the I correlation results and the Q correlation results from the compensating; determining a dot product from the calculated dot products having a maximum absolute value; and demodulating the GNSS carrier signal using the determined dot product having the maximum absolute value to extract the navigation bits from the GNSS carrier signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for demodulating GNSS navigation data bits under poor clock condition","description":"Methods and systems for demodulating GNSS navigation data bits in conditions that can cause a Doppler error, such as a GNSS receiver operating under a poor clock condition, in one aspect, include: rec","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10514466","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-10514466","citation_suggestion":"Patentable. \"Method and apparatus for demodulating GNSS navigation data bits under poor clock condition\" (US-10514466). https://patentable.app/patents/US-10514466","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10514466","json":"https://patentable.app/api/llm-context/US-10514466","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:39:19.306Z"}