{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8537289","patent":{"patent_number":"US-8537289","title":"Projector","assignee":null,"inventors":[],"filing_date":"2012-02-22T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":1,"abstract":"A projector includes an illumination optical system capable of emitting first light and second light of a wavelength longer than that of the first light; a first liquid crystal panel constituted so as to include a first liquid crystal layer and capable of modulating the first light emitted from the illumination optical system; a second liquid crystal panel constituted so as to include a second liquid crystal layer having a transition temperature from a liquid crystal phase to an isotropic phase higher than that of the first liquid crystal layer and capable of modulating the second light emitted from the illumination optical system; a projection optical system projecting the first light modulated by the first liquid crystal panel and the second light modulated by the second liquid crystal panel; and a cooling mechanism for cooling the first liquid crystal layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projector","description":"A projector includes an illumination optical system capable of emitting first light and second light of a wavelength longer than that of the first light; a first liquid crystal panel constituted so as","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8537289","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-8537289","citation_suggestion":"Patentable. \"Projector\" (US-8537289). https://patentable.app/patents/US-8537289","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8537289","json":"https://patentable.app/api/llm-context/US-8537289","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T13:15:38.079Z"}