{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9735844","patent":{"patent_number":"US-9735844","title":"Channel feedback for coordinated multi-point transmissions","assignee":null,"inventors":[],"filing_date":"2012-05-09T00:00:00.000Z","publication_date":"2017-08-15T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04L","H04B","H04B","H04B"],"num_claims":91,"abstract":"A method of Coordinated Multipoint (CoMP) communication between a base station having a plurality of points with at least one user equipment (UE). At least one UE receives at least one transmission from the base station having the plurality of points. This UE measures downlink channel state information for each of the plurality of points including a rank indicator (RI), a precoding matrix indicator (PMI) and a channel quality indicator (CQI). This UE transmits the downlink channel state information in an uplink feedback channel to the base station."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Channel feedback for coordinated multi-point transmissions","description":"A method of Coordinated Multipoint (CoMP) communication between a base station having a plurality of points with at least one user equipment (UE). At least one UE receives at least one transmission fr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9735844","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-9735844","citation_suggestion":"Patentable. \"Channel feedback for coordinated multi-point transmissions\" (US-9735844). https://patentable.app/patents/US-9735844","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9735844","json":"https://patentable.app/api/llm-context/US-9735844","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:16:22.735Z"}