{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9591301","patent":{"patent_number":"US-9591301","title":"Apparatus and method for calibrating a camera","assignee":null,"inventors":[],"filing_date":"2015-08-24T00:00:00.000Z","publication_date":"2017-03-07T00:00:00.000Z","cpc_codes":["H04N","G06T"],"num_claims":18,"abstract":"An apparatus for calibrating a camera comprises a camera; an input unit configured to receive a segmentation diagonal ratio of the environment quadrangle; a memory configured to store a program; and a processor configured to perform camera calibration based on the program, wherein the program is configured to: extract diagonal parameters of a centered quadrangle from the image; estimate length of a projection center line; estimate a projection angle; estimate an angle between diagonals of a projection quadrangle; estimate a projection center point; and estimate extrinsic and intrinsic parameters of the camera."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method for calibrating a camera","description":"An apparatus for calibrating a camera comprises a camera; an input unit configured to receive a segmentation diagonal ratio of the environment quadrangle; a memory configured to store a program; and a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9591301","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-9591301","citation_suggestion":"Patentable. \"Apparatus and method for calibrating a camera\" (US-9591301). https://patentable.app/patents/US-9591301","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9591301","json":"https://patentable.app/api/llm-context/US-9591301","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:21:11.585Z"}