{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9812007","patent":{"patent_number":"US-9812007","title":"Map generation system, map generation device, map generation method, and program","assignee":null,"inventors":[],"filing_date":"2014-03-26T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["G08G","G08G","G08G","G08G","G08G","G08G","G08G","G08G","G08G","G08G","G08G","G09B","G09B"],"num_claims":12,"abstract":"A map generation system includes: an extraction unit that collects vehicle speed information, which includes at least a speed, acceleration, and deceleration, from a vehicle and that extracts rapid deceleration information, which includes a first location where a rapid deceleration event satisfying predetermined conditions has occurred, and a traveling direction of the vehicle at the time when the rapid deceleration event has occurred from the collected vehicle speed information; a storage unit that stores map data; a division unit that generates mesh map data by dividing the map data stored in the storage unit into a plurality of meshes in a predetermined size and a predetermined number of divisions; and an estimation unit that estimates a location that requires caution when the vehicle travels therethrough, as a caution-required place, based on the rapid deceleration information extracted by the extraction unit and the mesh map data generated by the division unit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Map generation system, map generation device, map generation method, and program","description":"A map generation system includes: an extraction unit that collects vehicle speed information, which includes at least a speed, acceleration, and deceleration, from a vehicle and that extracts rapid de","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9812007","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-9812007","citation_suggestion":"Patentable. \"Map generation system, map generation device, map generation method, and program\" (US-9812007). https://patentable.app/patents/US-9812007","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9812007","json":"https://patentable.app/api/llm-context/US-9812007","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T17:26:39.150Z"}