{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9813281","patent":{"patent_number":"US-9813281","title":"Apparatus and methods for signal generation, reception, and self-calibration","assignee":null,"inventors":[],"filing_date":"2017-01-24T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["H04L","G01S","G01S","G01S","G01S","G01S","G01S","H04B","H04B","H04L","H04L","H04L","H04L","H04B"],"num_claims":4,"abstract":"Apparatus and methods for signal generation, reception, and calibration involving quadrature modulation and frequency conversion. Embodiments of the present invention provide extremely wide bandwidth, high spectral purity, versatility and adaptability in configuration, and ease of calibration, and are particularly well-adapted for use in integrated circuitry."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and methods for signal generation, reception, and self-calibration","description":"Apparatus and methods for signal generation, reception, and calibration involving quadrature modulation and frequency conversion. Embodiments of the present invention provide extremely wide bandwidth,","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9813281","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-9813281","citation_suggestion":"Patentable. \"Apparatus and methods for signal generation, reception, and self-calibration\" (US-9813281). https://patentable.app/patents/US-9813281","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9813281","json":"https://patentable.app/api/llm-context/US-9813281","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:07:18.829Z"}