{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11303579","patent":{"patent_number":"US-11303579","title":"System and method for admittance model identification for inverter-based resources","assignee":null,"inventors":[],"filing_date":"2020-09-10T00:00:00.000Z","publication_date":"2022-04-12T00:00:00.000Z","cpc_codes":["H04L","H02J"],"num_claims":20,"abstract":"A system and method for obtaining frequency-domain admittance/impedance using a few sets of time-series data. Utilizing an Eigensystem Realization Algorithm (ERA) or a dynamic mode decomposition (DMD), the input/output frequency-domain model reflecting voltage/current relationship is identified, and admittance/impedance identification is demonstrated for a grid-connected inverter-based resource (IBR) system. The proposed approach provides a powerful tool to replace the state-of-the-art harmonic injection methodology."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for admittance model identification for inverter-based resources","description":"A system and method for obtaining frequency-domain admittance/impedance using a few sets of time-series data. Utilizing an Eigensystem Realization Algorithm (ERA) or a dynamic mode decomposition (DMD)","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11303579","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-11303579","citation_suggestion":"Patentable. \"System and method for admittance model identification for inverter-based resources\" (US-11303579). https://patentable.app/patents/US-11303579","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11303579","json":"https://patentable.app/api/llm-context/US-11303579","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:24:13.648Z"}