{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514803","patent":{"patent_number":"US-8514803","title":"Non-coherent detection method of the number of transmit antenna ports for OFDMA","assignee":null,"inventors":[],"filing_date":"2010-02-05T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04B","H04B","H04L"],"num_claims":12,"abstract":"A method of non-coherent detection of the number of cell-specific transmit antenna ports for a communications device, includes the steps of, at the communications device: (a) generating a downlink reference signals (RS) sequence replica; (b) for a first possible transmit antenna port only, determining a downlink system bandwidth from non-coherent correlation of the generated downlink RS sequence replica and received RS samples; (c) at the determined downlink system, performing a correlation of the generated downlink RS sequence replica and received RS samples for each of a plurality of possible transmit antenna ports; and (d) determining the number of transmit antennas from a comparison of the correlation results in step (c)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Non-coherent detection method of the number of transmit antenna ports for OFDMA","description":"A method of non-coherent detection of the number of cell-specific transmit antenna ports for a communications device, includes the steps of, at the communications device: (a) generating a downlink ref","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514803","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-8514803","citation_suggestion":"Patentable. \"Non-coherent detection method of the number of transmit antenna ports for OFDMA\" (US-8514803). https://patentable.app/patents/US-8514803","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514803","json":"https://patentable.app/api/llm-context/US-8514803","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T16:51:08.296Z"}