{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9819921","patent":{"patent_number":"US-9819921","title":"System and method for adjusting a projected image, and projection device","assignee":null,"inventors":[],"filing_date":"2016-06-03T00:00:00.000Z","publication_date":"2017-11-14T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":23,"abstract":"The disclosure relates to the field of electronic devices and particularly to a device and method for adjusting a projected image, the projection device comprising: a transmitting module configured to transmit, to each zone in a projection range, positional information corresponding to the zone; a receiving module configured to receive position identifiers, fed back by recognition devices, determined from recognized positional information of the recognition devices relative to the projection range, wherein the recognition devices are located on edges of a projection screen; and an adjusting module configured to adjust the projection range according to the position identifiers fed back by the recognition devices so that the adjusted projection range overlaps with the projection screen."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for adjusting a projected image, and projection device","description":"The disclosure relates to the field of electronic devices and particularly to a device and method for adjusting a projected image, the projection device comprising: a transmitting module configured to","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9819921","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-9819921","citation_suggestion":"Patentable. \"System and method for adjusting a projected image, and projection device\" (US-9819921). https://patentable.app/patents/US-9819921","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9819921","json":"https://patentable.app/api/llm-context/US-9819921","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:43:50.662Z"}