{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9748876","patent":{"patent_number":"US-9748876","title":"Control device for an electric machine, method for controlling said electric machine, and motor controller","assignee":null,"inventors":[],"filing_date":"2015-01-22T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["G01D"],"num_claims":14,"abstract":"The present invention discloses a control device for an electric machine comprising a sensor interface designed to receive a sensor signal from a position sensor of the electric machine, wherein the position sensor is designed to detect the rotor position of the electric machine, a signal generator designed to generate a beat signal that corresponds to the sensor signal with a signal frequency increased by a beat frequency, a summation unit designed to form a sum signal from the sum of the beat signal with the sensor signal, and a correction unit designed to calculate a correction value for the sensor signal on the basis of a minimum of the sum signal. The present invention further discloses a corresponding method and a corresponding motor controller."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Control device for an electric machine, method for controlling said electric machine, and motor controller","description":"The present invention discloses a control device for an electric machine comprising a sensor interface designed to receive a sensor signal from a position sensor of the electric machine, wherein the p","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9748876","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-9748876","citation_suggestion":"Patentable. \"Control device for an electric machine, method for controlling said electric machine, and motor controller\" (US-9748876). https://patentable.app/patents/US-9748876","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9748876","json":"https://patentable.app/api/llm-context/US-9748876","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:35:34.278Z"}