{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11500031","patent":{"patent_number":"US-11500031","title":"Battery state estimating apparatus","assignee":null,"inventors":[],"filing_date":"2020-02-28T00:00:00.000Z","publication_date":"2022-11-15T00:00:00.000Z","cpc_codes":["H02J"],"num_claims":14,"abstract":"A battery state estimating apparatus including a voltage measuring unit configured to measure a voltage of a battery cell and measure an open circuit voltage (OCV) of the battery cell whenever the measured voltage reaches a reference charge voltage, and a control unit configured to receive the OCV measured by the voltage measuring unit, calculate a voltage fluctuation rate based on a result obtained by processing the received OCV, determine a voltage increase and decrease pattern based on the calculated voltage fluctuation rate and pre-stored voltage fluctuation rate data, and determine a degradation acceleration degree of the battery cell according to the determined voltage increase and decrease pattern."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Battery state estimating apparatus","description":"A battery state estimating apparatus including a voltage measuring unit configured to measure a voltage of a battery cell and measure an open circuit voltage (OCV) of the battery cell whenever the mea","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11500031","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-11500031","citation_suggestion":"Patentable. \"Battery state estimating apparatus\" (US-11500031). https://patentable.app/patents/US-11500031","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11500031","json":"https://patentable.app/api/llm-context/US-11500031","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:24:23.833Z"}