{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9848152","patent":{"patent_number":"US-9848152","title":"Analog dithering to reduce vertical fixed pattern noise in image sensors","assignee":null,"inventors":[],"filing_date":"2016-09-27T00:00:00.000Z","publication_date":"2017-12-19T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":20,"abstract":"Apparatuses and methods for reducing vertical fixed pattern noise in imaging systems are disclosed herein. An example apparatus may include an analog dithering circuit coupled to randomly add an offset voltage to a first reference voltage in response to a random binary signal during an analog to digital conversion operation, and a ramp generator circuit coupled to receive the first reference voltage, and provide a second reference voltage in response, wherein the randomly added offset voltage to the first reference is also present in the second reference voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Analog dithering to reduce vertical fixed pattern noise in image sensors","description":"Apparatuses and methods for reducing vertical fixed pattern noise in imaging systems are disclosed herein. An example apparatus may include an analog dithering circuit coupled to randomly add an offse","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9848152","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-9848152","citation_suggestion":"Patentable. \"Analog dithering to reduce vertical fixed pattern noise in image sensors\" (US-9848152). https://patentable.app/patents/US-9848152","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9848152","json":"https://patentable.app/api/llm-context/US-9848152","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:33:50.514Z"}