{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8504871","patent":{"patent_number":"US-8504871","title":"Safety output device","assignee":null,"inventors":[],"filing_date":"2010-09-15T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["G06F","G05B","G05B"],"num_claims":7,"abstract":"A safety output includes an output controller to make an instruction to output normal output data and first self-diagnosis pattern data synchronously with a control cycle, a normal output unit to output the normal output data synchronously with the control cycle, a test pattern generating unit to encode the self-diagnosis pattern data into a pulse train signal having a pulse width not larger than a preset value and output the pulse train signal in accordance with a baseband transmission system, a combination output unit to combine the pulse train signal with the normal output signal and output the resultant signal, a reconfiguration unit to decode the inputted operation-terminal-portion output signal to reconfigure the operation-terminal-portion output signal as second self-diagnosis pattern data, and a comparator to compare the first self-diagnosis pattern data with the second self-diagnosis pattern data to judge the presence or absence of a difference."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Safety output device","description":"A safety output includes an output controller to make an instruction to output normal output data and first self-diagnosis pattern data synchronously with a control cycle, a normal output unit to outp","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8504871","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-8504871","citation_suggestion":"Patentable. \"Safety output device\" (US-8504871). https://patentable.app/patents/US-8504871","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8504871","json":"https://patentable.app/api/llm-context/US-8504871","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:55:32.318Z"}