{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11946957","patent":{"patent_number":"US-11946957","title":"Self-calibration method for self-powered single CT current sensor","assignee":null,"inventors":[],"filing_date":"2021-01-13T00:00:00.000Z","publication_date":"2024-04-02T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M","H02M"],"num_claims":15,"abstract":"In an embodiment, a current sensor unit includes: a rectification module, to convert an AC current to a pulsed DC current; a conversion module containing an energy storage element, to store energy based upon the pulsed DC current during a charging mode and generate a power supply current; a switching module, bypassed by the conversion module during the charging mode, and bypassing the conversion module during an energy release mode; a current sensor module, to detect a pulsed DC current; a control module, to acquire electrical energy from the power supply current, determine operation in the charging mode or energy release mode, and acquire a first detection value provided by the current sensor module; and a self-calibration module, to generate a current flowing through the current sensor module in a self-calibration process, the control module calibrating the first detection value based upon a second detection value of the current generated."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Self-calibration method for self-powered single CT current sensor","description":"In an embodiment, a current sensor unit includes: a rectification module, to convert an AC current to a pulsed DC current; a conversion module containing an energy storage element, to store energy bas","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11946957","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-11946957","citation_suggestion":"Patentable. \"Self-calibration method for self-powered single CT current sensor\" (US-11946957). https://patentable.app/patents/US-11946957","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11946957","json":"https://patentable.app/api/llm-context/US-11946957","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:39:56.766Z"}