{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9683871","patent":{"patent_number":"US-9683871","title":"Optical encoder","assignee":null,"inventors":[],"filing_date":"2014-05-29T00:00:00.000Z","publication_date":"2017-06-20T00:00:00.000Z","cpc_codes":["G01D","G01D"],"num_claims":10,"abstract":"Provided is an optical encoder, including: a light receiving unit; and a scale moving relatively to the light receiving unit and including a first track and a second track each having patterns intended for projecting light onto the light receiving unit, wherein the number of patterns of the first track is Ns*Nd+i (where, Ns and i are an integer of 1 or greater, and Nd is an integer of 2 or greater), and the number of patterns of the second track is (Ns−1)*Nd+i, so an absolute angle of the scale can be calculated in real time and in high resolution."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical encoder","description":"Provided is an optical encoder, including: a light receiving unit; and a scale moving relatively to the light receiving unit and including a first track and a second track each having patterns intende","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9683871","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-9683871","citation_suggestion":"Patentable. \"Optical encoder\" (US-9683871). https://patentable.app/patents/US-9683871","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9683871","json":"https://patentable.app/api/llm-context/US-9683871","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:57:11.038Z"}