{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11521792","patent":{"patent_number":"US-11521792","title":"Wireless power transfer with active field cancellation using multiple magnetic flux sinks","assignee":null,"inventors":[],"filing_date":"2020-09-16T00:00:00.000Z","publication_date":"2022-12-06T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J"],"num_claims":19,"abstract":"A wireless power transfer pad for wireless power transfer with active field cancellation using multiple magnetic flux sinks includes a ferrite structure, a center coil positioned adjacent to the ferrite structure, and a plurality of side coils positioned around a perimeter of the center coil and positioned adjacent to the ferrite structure. A direction of current flow of the center coil is opposite a current flow in each of the plurality of side coils such that current flowing in a portion of the center coil adjacent to a portion of a side coil of the plurality of side coils is in a same direction as current in the portion of the side coil."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Wireless power transfer with active field cancellation using multiple magnetic flux sinks","description":"A wireless power transfer pad for wireless power transfer with active field cancellation using multiple magnetic flux sinks includes a ferrite structure, a center coil positioned adjacent to the ferri","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11521792","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-11521792","citation_suggestion":"Patentable. \"Wireless power transfer with active field cancellation using multiple magnetic flux sinks\" (US-11521792). https://patentable.app/patents/US-11521792","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11521792","json":"https://patentable.app/api/llm-context/US-11521792","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T08:00:06.060Z"}