{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11481897","patent":{"patent_number":"US-11481897","title":"OCT angiography calculation with optimized signal processing","assignee":null,"inventors":[],"filing_date":"2020-07-16T00:00:00.000Z","publication_date":"2022-10-25T00:00:00.000Z","cpc_codes":["G06T","A61B","A61B","A61B","A61B","A61B","G06F","G06T","G06T","G06T","G06T","G06T","G06T","G06T","G06T"],"num_claims":16,"abstract":"Methods and systems for angiographic imaging with optical coherence tomography (OCT) are described using ratio-based and angiographic deviation based calculations. In using these calculations to determine motion, arbitrary interframe permutations may be used, post- calculated, non-linear results for projection visualization may be averaged, poor matches may be eliminated on an A-line by A-line basis, windowing functions may be used to improve results, partial spectrums may be used when capturing data, and a minimum intensity threshold may be used for determining which pixels to use."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"OCT angiography calculation with optimized signal processing","description":"Methods and systems for angiographic imaging with optical coherence tomography (OCT) are described using ratio-based and angiographic deviation based calculations. In using these calculations to deter","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11481897","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-11481897","citation_suggestion":"Patentable. \"OCT angiography calculation with optimized signal processing\" (US-11481897). https://patentable.app/patents/US-11481897","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11481897","json":"https://patentable.app/api/llm-context/US-11481897","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T22:31:06.770Z"}