{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11528612","patent":{"patent_number":"US-11528612","title":"Method and system for preventing a physical layer relay attack","assignee":null,"inventors":[],"filing_date":"2020-07-22T00:00:00.000Z","publication_date":"2022-12-13T00:00:00.000Z","cpc_codes":["H04W","G07C","G07C","G07C","H04L","H04W","H04W","G07C","G07C","G07C","G07C","G07C"],"num_claims":20,"abstract":"There is provided a method and a system for authorizing a user device to send a request to a vehicle in order to prevent a physical layer relay attack. The system comprises a vehicle comprising an acoustic transducer and an RF transceiver and a user device comprising an acoustic transducer and an RF transceiver. The method relates to a signaling scheme using a combination of acoustic and RF signals for preventing a successful physical layer relay attack."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and system for preventing a physical layer relay attack","description":"There is provided a method and a system for authorizing a user device to send a request to a vehicle in order to prevent a physical layer relay attack. The system comprises a vehicle comprising an aco","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11528612","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-11528612","citation_suggestion":"Patentable. \"Method and system for preventing a physical layer relay attack\" (US-11528612). https://patentable.app/patents/US-11528612","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11528612","json":"https://patentable.app/api/llm-context/US-11528612","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:23:51.786Z"}