{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8526520","patent":{"patent_number":"US-8526520","title":"Cyclostationary signal detection in the angular domain for communication systems","assignee":null,"inventors":[],"filing_date":"2011-01-17T00:00:00.000Z","publication_date":"2013-09-03T00:00:00.000Z","cpc_codes":["H04L"],"num_claims":20,"abstract":"Apparatuses and methods for providing efficient spectrum sensing and signal detection using cyclostationary based spectrum sensing algorithms. A method embodiment is provided, comprising: receiving input samples of a signal having expected predetermined properties; transforming the input samples to angular form and obtaining data samples corresponding to at least one angle vector; performing a cyclostationarity test on the at least one angle vector, the cyclostationarity test being done entirely in an angular domain; wherein the cyclostationarity test comprises testing the at least one angle vector for a non-uniform distribution, the non-uniform distribution of the at least one angle vector indicating cyclostationarity in the input samples; and where cyclostationarity in the input samples is determined, refraining from transmitting radio frequency signals over an air interface at a frequency corresponding to the received signal. Apparatuses for implementing the methods are also disclosed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Cyclostationary signal detection in the angular domain for communication systems","description":"Apparatuses and methods for providing efficient spectrum sensing and signal detection using cyclostationary based spectrum sensing algorithms. A method embodiment is provided, comprising: receiving in","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8526520","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-8526520","citation_suggestion":"Patentable. \"Cyclostationary signal detection in the angular domain for communication systems\" (US-8526520). https://patentable.app/patents/US-8526520","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8526520","json":"https://patentable.app/api/llm-context/US-8526520","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:13:00.991Z"}