{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11946974","patent":{"patent_number":"US-11946974","title":"Parallel battery relay diagnostic device and method","assignee":null,"inventors":[],"filing_date":"2020-12-09T00:00:00.000Z","publication_date":"2024-04-02T00:00:00.000Z","cpc_codes":["H02J","H02J"],"num_claims":13,"abstract":"Discussed is a battery relay diagnostic device adapted to diagnose a battery system including battery packs connected and a charge and discharge controller connected between the battery packs and a load part and control charge and discharge of the battery packs, the battery packs including a battery cell module including battery cells and a switching unit including a first switch provided between a positive ((+)) terminal of the battery cell module and a load part and a second switch provided between a negative ((−)) terminal of the battery cell module and the load part, the battery relay diagnostic device including: a switching controller configured to control a current applied to the battery cell module by controlling on/off of the switching unit; and a diagnostic circuit configured to perform diagnosis on the first switch and the second switch based on an on/off state of the first switch and the second switch."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Parallel battery relay diagnostic device and method","description":"Discussed is a battery relay diagnostic device adapted to diagnose a battery system including battery packs connected and a charge and discharge controller connected between the battery packs and a lo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11946974","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-11946974","citation_suggestion":"Patentable. \"Parallel battery relay diagnostic device and method\" (US-11946974). https://patentable.app/patents/US-11946974","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11946974","json":"https://patentable.app/api/llm-context/US-11946974","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T17:23:06.809Z"}