{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11940721","patent":{"patent_number":"US-11940721","title":"Projection display device and projection display equipment","assignee":null,"inventors":[],"filing_date":"2020-05-15T00:00:00.000Z","publication_date":"2024-03-26T00:00:00.000Z","cpc_codes":["G02F","H04N","G02F","G02F"],"num_claims":15,"abstract":"A projection display device and a projection display equipment are provided. The projection display device includes a display screen body, a photosensitive device, and a control module. The control module is electrically connected to the display screen body, the photosensitive device outputs a photosensitive signal when sensing a projection light beam, and the control module is electrically connected to the photosensitive device to receive the photosensitive signal and to control a section on the display screen body corresponding to a projection position of the projection light beam to be converted from a transparent state to an opaque state according to the photosensitive signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projection display device and projection display equipment","description":"A projection display device and a projection display equipment are provided. The projection display device includes a display screen body, a photosensitive device, and a control module. The control mo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11940721","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-11940721","citation_suggestion":"Patentable. \"Projection display device and projection display equipment\" (US-11940721). https://patentable.app/patents/US-11940721","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11940721","json":"https://patentable.app/api/llm-context/US-11940721","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:40:04.338Z"}