{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9632229","patent":{"patent_number":"US-9632229","title":"Optical film, barrier film, light conversion member, backlight unit, and liquid crystal display device","assignee":null,"inventors":[],"filing_date":"2016-02-11T00:00:00.000Z","publication_date":"2017-04-25T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F","G02F"],"num_claims":24,"abstract":"A liquid crystal display device having high transmittance and a high color reproduction region, which includes a backlight unit including a light conversion member; and a liquid crystal cell and in which the light conversion member includes a light conversion layer containing a fluorescent material and an optical film arranged on both surfaces of the light conversion layer, the optical film includes an optical thin film forming an air interface, and a layer directly adjacent to the optical thin film, the liquid crystal display device satisfies n(535)<nu(535), n(535)×d is in a specific range, transmittance of a laminated body of the optical thin film and the layer directly adjacent to the optical thin film is in a specific range, and the backlight unit emits blue light, green light, and red light."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical film, barrier film, light conversion member, backlight unit, and liquid crystal display device","description":"A liquid crystal display device having high transmittance and a high color reproduction region, which includes a backlight unit including a light conversion member; and a liquid crystal cell and in wh","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9632229","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-9632229","citation_suggestion":"Patentable. \"Optical film, barrier film, light conversion member, backlight unit, and liquid crystal display device\" (US-9632229). https://patentable.app/patents/US-9632229","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9632229","json":"https://patentable.app/api/llm-context/US-9632229","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:51:30.998Z"}