{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11239931","patent":{"patent_number":"US-11239931","title":"Generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation","assignee":null,"inventors":[],"filing_date":"2018-07-03T00:00:00.000Z","publication_date":"2022-02-01T00:00:00.000Z","cpc_codes":["H04B","H04J","H04J","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":3,"abstract":"A generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation, which enables to have the energy efficiency provided by space and frequency index modulation systems with generalized frequency division multiplexing (GFDM) without complicating the transmitter and receiver structure and provide for the efficient use of frequency resources, increase in spectral efficiency, minimum complexity and increase in energy efficiency."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation","description":"A generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation, which enables to have the energy efficiency provided by space and frequency inde","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11239931","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-11239931","citation_suggestion":"Patentable. \"Generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation\" (US-11239931). https://patentable.app/patents/US-11239931","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11239931","json":"https://patentable.app/api/llm-context/US-11239931","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:26:33.911Z"}