{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9752875","patent":{"patent_number":"US-9752875","title":"Virtual sport system for acquiring good image of ball by controlling camera according to surrounding brightness","assignee":null,"inventors":[],"filing_date":"2012-09-24T00:00:00.000Z","publication_date":"2017-09-05T00:00:00.000Z","cpc_codes":["G01C","A63F","A63F","G06T","G06T","G01C","G06T","G06T","G06T","G06T","G06T"],"num_claims":8,"abstract":"The present invention relates to a virtual sport system for acquiring a good image of a ball by controlling a camera according to the surrounding brightness. One embodiment of the present invention provides a virtual sport system which comprises a photographing unit, having a camera for acquiring an image of a ball, and a simulator, for calculating the physical quantity of the ball on the basis of the image of the ball; and which further comprises a control unit that extracts image information from at least one image acquired by the photographing unit by means of the camera, and determining, on the basis of the image information, a control signal for adjusting the image gain or the exposure time of the camera."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Virtual sport system for acquiring good image of ball by controlling camera according to surrounding brightness","description":"The present invention relates to a virtual sport system for acquiring a good image of a ball by controlling a camera according to the surrounding brightness. One embodiment of the present invention pr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9752875","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-9752875","citation_suggestion":"Patentable. \"Virtual sport system for acquiring good image of ball by controlling camera according to surrounding brightness\" (US-9752875). https://patentable.app/patents/US-9752875","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9752875","json":"https://patentable.app/api/llm-context/US-9752875","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:56:27.382Z"}