{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11528459","patent":{"patent_number":"US-11528459","title":"Projector controlling method, projector, and projection system","assignee":null,"inventors":[],"filing_date":"2021-03-30T00:00:00.000Z","publication_date":"2022-12-13T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":20,"abstract":"A projector controlling method includes projecting image light on a screen on which at least three markers are placed in one direction along a curved projector surface to form a projection image and adjusting the projection position based on a captured image of the projection image and the markers which is captured by a camera in such a way that positions on the outer edge of a projection area of the projection image substantially coincide with the positions of the markers."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projector controlling method, projector, and projection system","description":"A projector controlling method includes projecting image light on a screen on which at least three markers are placed in one direction along a curved projector surface to form a projection image and a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11528459","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-11528459","citation_suggestion":"Patentable. \"Projector controlling method, projector, and projection system\" (US-11528459). https://patentable.app/patents/US-11528459","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11528459","json":"https://patentable.app/api/llm-context/US-11528459","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:23:16.372Z"}