{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9846823","patent":{"patent_number":"US-9846823","title":"Traffic lane boundary line extraction apparatus and method of extracting traffic lane boundary line","assignee":null,"inventors":[],"filing_date":"2015-05-26T00:00:00.000Z","publication_date":"2017-12-19T00:00:00.000Z","cpc_codes":["G06V","G06F","G08G"],"num_claims":10,"abstract":"A traffic lane boundary line extraction apparatus includes: an image-data-acquiring-unit configured to acquire vehicle outside image data captured by a travelling vehicle; a candidate-area-detection-unit configured to detect a candidate area of a traffic lane boundary line from a road surface part of the vehicle outside image data; a road-surface-area-setting-unit configured to set a road surface area corresponding to the candidate area in the road surface part of the vehicle outside image data for each of the candidate area; a luminance-calculation-unit configured to calculate a representative luminance of the candidate area, and a representative luminance of the road surface area; and if a difference between the representative luminance of the candidate area and the representative luminance of the road surface area is greater than a predetermined threshold value, a candidate area evaluation unit configured to evaluate that the candidate area is suitable for the traffic lane boundary line."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Traffic lane boundary line extraction apparatus and method of extracting traffic lane boundary line","description":"A traffic lane boundary line extraction apparatus includes: an image-data-acquiring-unit configured to acquire vehicle outside image data captured by a travelling vehicle; a candidate-area-detection-u","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9846823","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-9846823","citation_suggestion":"Patentable. \"Traffic lane boundary line extraction apparatus and method of extracting traffic lane boundary line\" (US-9846823). https://patentable.app/patents/US-9846823","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9846823","json":"https://patentable.app/api/llm-context/US-9846823","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:21:05.005Z"}