{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11233684","patent":{"patent_number":"US-11233684","title":"Non-coherent backscatter communications over ambient-based wireless source","assignee":null,"inventors":[],"filing_date":"2018-05-14T00:00:00.000Z","publication_date":"2022-01-25T00:00:00.000Z","cpc_codes":["H04L","H04L"],"num_claims":16,"abstract":"A method of non-coherent ambient backscatter communication including: receiving, by a wireless device, an ambient orthogonal frequency-division multiplexing (OFDM) symbol that includes a cyclic prefix at a first portion of the OFDM symbol that is a copy of a second portion of the OFDM symbol; modulating, by the wireless device, at least part of the received ambient OFDM symbol, including: modulating either the first portion or the second portion of the ambient OFDM symbol with data; and reflecting, by the wireless device, at least the first portion and the second portion of the modulated OFDM symbol."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Non-coherent backscatter communications over ambient-based wireless source","description":"A method of non-coherent ambient backscatter communication including: receiving, by a wireless device, an ambient orthogonal frequency-division multiplexing (OFDM) symbol that includes a cyclic prefix","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11233684","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-11233684","citation_suggestion":"Patentable. \"Non-coherent backscatter communications over ambient-based wireless source\" (US-11233684). https://patentable.app/patents/US-11233684","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11233684","json":"https://patentable.app/api/llm-context/US-11233684","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:17:07.974Z"}