{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11263774","patent":{"patent_number":"US-11263774","title":"Three-dimensional position estimation device and program","assignee":null,"inventors":[],"filing_date":"2020-01-30T00:00:00.000Z","publication_date":"2022-03-01T00:00:00.000Z","cpc_codes":["G01C","B60W","G01C","G01C","G06T","G06T","G06T","G06V","G06V","G01C","G06T","G06T"],"num_claims":3,"abstract":"A three-dimensional position estimation device includes: a feature point detection unit detecting feature points from images captured by an image capturing device mounted in a moving object; a position-posture change amount calculation unit calculating change amounts of a position and a posture of the moving object; a feature point association unit associating feature points using a feature amount indicating a feature of the feature point; a three-dimensional position acquisition unit acquiring three-dimensional positions of the feature points and acquires a position and a posture of the image capturing device; a graph structure data generation unit generating graph structure data configured with feature point and image nodes, and a feature point and image capturing edges; an error function setting unit setting first and second error functions; and a graph structure data optimizing unit optimizing the three-dimensional position and the position and the posture of the image capturing device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Three-dimensional position estimation device and program","description":"A three-dimensional position estimation device includes: a feature point detection unit detecting feature points from images captured by an image capturing device mounted in a moving object; a positio","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11263774","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-11263774","citation_suggestion":"Patentable. \"Three-dimensional position estimation device and program\" (US-11263774). https://patentable.app/patents/US-11263774","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11263774","json":"https://patentable.app/api/llm-context/US-11263774","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T11:55:15.410Z"}