{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9678196","patent":{"patent_number":"US-9678196","title":"Sensor for detecting parking lot","assignee":null,"inventors":[],"filing_date":"2015-07-01T00:00:00.000Z","publication_date":"2017-06-13T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S","G08G","G08G","G01S"],"num_claims":10,"abstract":"A sensor for detecting a parking space includes a modulating module for supplying a sinusoid wave having a modulation frequency, an active antenna module transmits a FMCW signal based on the modulation frequency and for receiving a reflected FMCW signal, a intermediate-frequency filter for extracting a first demodulating signal having the modulation frequency from the reflected FMCW signal generating modulation signal, a second intermediate-frequency filter for extracting a second demodulating signal having a multiplying frequency of the modulation frequency, an integrator for performing integral operation for the second demodulating signal to generate an integral voltage, a triggering circuit for generating a triggering voltage when the integral voltage is greater than a reference voltage, and a controller for performing operations relating to an existence of a vehicle when receiving the triggering voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sensor for detecting parking lot","description":"A sensor for detecting a parking space includes a modulating module for supplying a sinusoid wave having a modulation frequency, an active antenna module transmits a FMCW signal based on the modulatio","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9678196","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-9678196","citation_suggestion":"Patentable. \"Sensor for detecting parking lot\" (US-9678196). https://patentable.app/patents/US-9678196","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9678196","json":"https://patentable.app/api/llm-context/US-9678196","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:05:26.066Z"}