{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8503955","patent":{"patent_number":"US-8503955","title":"Apparatus and method for detecting signal in common frequency band","assignee":null,"inventors":[],"filing_date":"2010-07-20T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["H04B"],"num_claims":10,"abstract":"An apparatus for detecting a signal in a common frequency band includes: a signal processor configured to extract a selected band signal from received wireless signals by filtering the received wireless signal based on a frequency selection control signal, convert the extracted signal to a baseband signal, and detect a predetermined signal; a sensing signal determiner configured to determine existence of the signal, output a determination result, and outputs a frequency selection generating signal when the predetermined signal is absent; and a frequency selection controller configured to output the frequency selection control signal by selecting a target band among a plurality of previously decided bands."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method for detecting signal in common frequency band","description":"An apparatus for detecting a signal in a common frequency band includes: a signal processor configured to extract a selected band signal from received wireless signals by filtering the received wirele","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8503955","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-8503955","citation_suggestion":"Patentable. \"Apparatus and method for detecting signal in common frequency band\" (US-8503955). https://patentable.app/patents/US-8503955","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8503955","json":"https://patentable.app/api/llm-context/US-8503955","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:22:21.141Z"}