{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9650831","patent":{"patent_number":"US-9650831","title":"Open-loop closed-loop integrated daylight and artificial light control with multipoint sensor calibration","assignee":null,"inventors":[],"filing_date":"2012-09-24T00:00:00.000Z","publication_date":"2017-05-16T00:00:00.000Z","cpc_codes":["G05D"],"num_claims":15,"abstract":"A system and method of controlling light distribution in a space including an installed light source, an external light source, at least one blind(s) for a window in the space, a lighting control unit and a daylight/blind control unit, the method includes, in the lighting control unit, estimating task illuminances from the installed light source and the external light source at a plurality of measuring areas within the space, determining an intensity level of each of the installed light source based on the estimated illuminances; and determining a first positioning of the blinds according to predetermined requirements and/or measurements, in the daylight/blind control unit, receiving the plurality of measuring areas data within the space, determining a second positioning of the blinds according to predetermined requirements, selecting either the first or second positioning of the blinds to provide optimal daylight comfort, glare prevention and view."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Open-loop closed-loop integrated daylight and artificial light control with multipoint sensor calibration","description":"A system and method of controlling light distribution in a space including an installed light source, an external light source, at least one blind(s) for a window in the space, a lighting control unit","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9650831","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-9650831","citation_suggestion":"Patentable. \"Open-loop closed-loop integrated daylight and artificial light control with multipoint sensor calibration\" (US-9650831). https://patentable.app/patents/US-9650831","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9650831","json":"https://patentable.app/api/llm-context/US-9650831","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:16:29.845Z"}