{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10545227","patent":{"patent_number":"US-10545227","title":"Chirp sequence radar undersampled multiple times","assignee":null,"inventors":[],"filing_date":"2018-01-10T00:00:00.000Z","publication_date":"2020-01-28T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S","G01S","G01S","G01S","G01S","G01S"],"num_claims":8,"abstract":"A method for determining distances and relative velocities of objects with using a radar includes transmitting a ramp-like frequency-modulated transmission signal whose modulation pattern includes multiple sequences of ramps having an identical ramp slope, which alternately follow each other, the sequences having a frequency offset and a time offset with respect to each other; Undersampling, and subjecting to a 2D Fourier transform, base band signals for the individual ramps; determining hypotheses for the distance and the relative velocity v of an object based on alternative distance-velocity relationships and based on periodic ambiguous information about velocity; ascertaining degrees of the agreements of a phase relationship between spectral values of the spectra with phase relationships expected for the hypotheses between spectral values of the sequences; and determining unambiguous estimated values for the distance and the relative velocity by selecting a hypothesis having the maximum agreement."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Chirp sequence radar undersampled multiple times","description":"A method for determining distances and relative velocities of objects with using a radar includes transmitting a ramp-like frequency-modulated transmission signal whose modulation pattern includes mul","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10545227","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-10545227","citation_suggestion":"Patentable. \"Chirp sequence radar undersampled multiple times\" (US-10545227). https://patentable.app/patents/US-10545227","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10545227","json":"https://patentable.app/api/llm-context/US-10545227","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T01:36:24.495Z"}