{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9819920","patent":{"patent_number":"US-9819920","title":"Head-up display device","assignee":null,"inventors":[],"filing_date":"2014-03-28T00:00:00.000Z","publication_date":"2017-11-14T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":6,"abstract":"A head-up display device including a screen; a projector that projects a visual image to the screen using a projection lens; an image generator that generates a virtual image of the visual image to be visually recognized by a user from the visual image projected to the screen; and a processor that is programmed to: decide a position at which the virtual image is generated; and move the projection lens and the screen in a front-rear direction along an optical path, wherein the processor moves the projection lens and the screen along the optical path based on the position decided."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Head-up display device","description":"A head-up display device including a screen; a projector that projects a visual image to the screen using a projection lens; an image generator that generates a virtual image of the visual image to be","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9819920","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-9819920","citation_suggestion":"Patentable. \"Head-up display device\" (US-9819920). https://patentable.app/patents/US-9819920","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9819920","json":"https://patentable.app/api/llm-context/US-9819920","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:30:09.140Z"}