{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8532828","patent":{"patent_number":"US-8532828","title":"Gearbox noise reduction by electrical drive control","assignee":null,"inventors":[],"filing_date":"2008-11-07T00:00:00.000Z","publication_date":"2013-09-10T00:00:00.000Z","cpc_codes":["G05D","B62D"],"num_claims":21,"abstract":"A system for damping audible noise from a drive train. One embodiment is a system with an audible noise signal from a drive train wherein a damping circuit produces a damping torque that is a phase shifted and amplified version of the noise signal that is applied to the air-gap torque of a generator or motor coupled to the drive train and effectively reduces the audible noise."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Gearbox noise reduction by electrical drive control","description":"A system for damping audible noise from a drive train. One embodiment is a system with an audible noise signal from a drive train wherein a damping circuit produces a damping torque that is a phase sh","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8532828","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-8532828","citation_suggestion":"Patentable. \"Gearbox noise reduction by electrical drive control\" (US-8532828). https://patentable.app/patents/US-8532828","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8532828","json":"https://patentable.app/api/llm-context/US-8532828","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:36:48.704Z"}