{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621861","patent":{"patent_number":"US-9621861","title":"Projection image display system, projection image display method, and projection-type display apparatus","assignee":null,"inventors":[],"filing_date":"2014-11-19T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":9,"abstract":"A projection image display system which forms an image on a projection plane with plural images includes a first projection-type display apparatus, a second projection-type display apparatus, a first-controller configured to control the first projection-type display apparatus to display a guide figure when a projectable region does not contain an assigned projection region for the first projection-type display apparatus, a second controller configured to control the second projection-type display apparatus to display a reference figure when a projectable region contains an assigned projection region for the second projection-type display apparatus. The guide figure is a figure to be referenced by a user for adjusting the position of the first projection-type display apparatus. The reference figure is a figure to be referenced by the user, as a norm for the position adjustment, in combination with the guide figure."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projection image display system, projection image display method, and projection-type display apparatus","description":"A projection image display system which forms an image on a projection plane with plural images includes a first projection-type display apparatus, a second projection-type display apparatus, a first-","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621861","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-9621861","citation_suggestion":"Patentable. \"Projection image display system, projection image display method, and projection-type display apparatus\" (US-9621861). https://patentable.app/patents/US-9621861","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621861","json":"https://patentable.app/api/llm-context/US-9621861","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:30:31.571Z"}