{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9660553","patent":{"patent_number":"US-9660553","title":"Switching stage, energy conversion circuit, and conversion stage for wind turbines comprising the energy conversion circuit","assignee":null,"inventors":[],"filing_date":"2012-11-30T00:00:00.000Z","publication_date":"2017-05-23T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M","H02M","H02M","H02M"],"num_claims":14,"abstract":"The present invention relates to an energy conversion circuit comprising a switching stage with a positive DC voltage terminal (1), a negative DC voltage terminal (3), m−1 intermediate DC voltage terminals (2) m DC bus capacitors (5); and p linked cells consisting of m+1 switches (9) and at least one capacitor (10), connecting cell 1 to the positive DC voltage terminal (1), negative DC voltage terminals (3) and intermediate DC voltage terminals (2); and a multilevel converter, the output of which is connected to the AC voltage terminal (4), with a positive voltage terminal (12) and a negative voltage terminal (14) of the multilevel converter and m−1 intermediate voltage terminals of the multilevel converter (13), which are connected to the positive output terminal of the switching stage (6), to the negative output terminal of the switching stage (8), and to the m−1 intermediate output terminals of the switching stage (7), respectively."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Switching stage, energy conversion circuit, and conversion stage for wind turbines comprising the energy conversion circuit","description":"The present invention relates to an energy conversion circuit comprising a switching stage with a positive DC voltage terminal (1), a negative DC voltage terminal (3), m−1 intermediate DC voltage term","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9660553","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-9660553","citation_suggestion":"Patentable. \"Switching stage, energy conversion circuit, and conversion stage for wind turbines comprising the energy conversion circuit\" (US-9660553). https://patentable.app/patents/US-9660553","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9660553","json":"https://patentable.app/api/llm-context/US-9660553","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:35:35.828Z"}