{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10535209","patent":{"patent_number":"US-10535209","title":"Passive keyless entry system for preventing relay attacks","assignee":null,"inventors":[],"filing_date":"2018-07-20T00:00:00.000Z","publication_date":"2020-01-14T00:00:00.000Z","cpc_codes":["G07C","G07C","G07C","G07C","G07C","G07C"],"num_claims":8,"abstract":"A passive keyless entry (PKE) system is disclosed. The PKE includes an in-vehicle apparatus. The in-vehicle apparatus includes a control unit that is configured to measure magnetic field and compute at least one angle between two projections of the magnetic field. When the measured angle is lower than a threshold value, an authorization signal is prevented."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Passive keyless entry system for preventing relay attacks","description":"A passive keyless entry (PKE) system is disclosed. The PKE includes an in-vehicle apparatus. The in-vehicle apparatus includes a control unit that is configured to measure magnetic field and compute a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10535209","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-10535209","citation_suggestion":"Patentable. \"Passive keyless entry system for preventing relay attacks\" (US-10535209). https://patentable.app/patents/US-10535209","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10535209","json":"https://patentable.app/api/llm-context/US-10535209","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:33:11.528Z"}