{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11981219","patent":{"patent_number":"US-11981219","title":"Battery charging system and battery charging method","assignee":null,"inventors":[],"filing_date":"2019-12-17T00:00:00.000Z","publication_date":"2024-05-14T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J"],"num_claims":17,"abstract":"A battery charging system including a first battery pack having a first battery that is charged in a non-contact connection; a second battery pack having a second battery that is charged in a non-contact connection, a first capacitor connected in series between positive and negative poles of the second battery, and a first BMS configured to measure a voltage of the second battery and voltages of both ends the first capacitor; and the first BMS charges the second battery with the voltage of the first battery when the first battery voltage is higher than the second battery voltage, and charges the first battery with the voltage of the second battery when the first battery voltage is lower than the second battery voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Battery charging system and battery charging method","description":"A battery charging system including a first battery pack having a first battery that is charged in a non-contact connection; a second battery pack having a second battery that is charged in a non-cont","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11981219","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-11981219","citation_suggestion":"Patentable. \"Battery charging system and battery charging method\" (US-11981219). https://patentable.app/patents/US-11981219","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11981219","json":"https://patentable.app/api/llm-context/US-11981219","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:42:20.708Z"}