{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11463285","patent":{"patent_number":"US-11463285","title":"Signal analysis apparatus and signal analysis method","assignee":null,"inventors":[],"filing_date":"2021-09-08T00:00:00.000Z","publication_date":"2022-10-04T00:00:00.000Z","cpc_codes":["H04L","H04B"],"num_claims":4,"abstract":"A signal analysis apparatus includes a frequency conversion unit 10 that includes a first local oscillator 11 which outputs a first local oscillation signal SLO1 of a frequency fLO1, a first mixer 12 which generates a first spurious signal of a frequency fSP1, a first BPF 13 of a passed center frequency f0, a second local oscillator 14 which outputs a second local oscillation signal SLO2 of a frequency fLO2, and a second BPF 16 of a passed bandwidth W, and that performs frequency conversion of a measured signal SRF of a frequency fRF (center frequency fc), in which the frequency fLO1 and the frequency fLO2 are shifted using a frequency shift amount Δf that does not establish a relationship of −W/2≤|fSP1−f0±fIF2−Δf|−fIF2≤+W/2."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Signal analysis apparatus and signal analysis method","description":"A signal analysis apparatus includes a frequency conversion unit 10 that includes a first local oscillator 11 which outputs a first local oscillation signal SLO1 of a frequency fLO1, a first mixer 12 ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11463285","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-11463285","citation_suggestion":"Patentable. \"Signal analysis apparatus and signal analysis method\" (US-11463285). https://patentable.app/patents/US-11463285","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11463285","json":"https://patentable.app/api/llm-context/US-11463285","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:19:31.149Z"}