{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9838717","patent":{"patent_number":"US-9838717","title":"Method and system for filtering image noise out","assignee":null,"inventors":[],"filing_date":"2015-12-30T00:00:00.000Z","publication_date":"2017-12-05T00:00:00.000Z","cpc_codes":["H04N","G06T","G06T","G06T","G06T"],"num_claims":13,"abstract":"The present invention discloses a method and system for filtering image noise; the system includes: an image acquisition unit, a judgment unit, a first filtering unit, a second filtering unit and a selecting unit; the steps includes: selecting a pixel in one of the color channels in YUV image to detect; according to all the pixels in the N*M matrix which centers on the pixel currently detected, judging whether the pixel is in a flat region; and if the pixel is in a flat region, according to the Y-component of all the pixels inside the N*M matrix, calculating and outputting the filtering strength parameter of the pixel, and then filtering the pixel according to the filtering strength parameter; the positive effects of the mentioned technical scheme are: easy in calculation; retaining image details efficiently, restoring the original color of image and improving the quality of the filtered image after filtering."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and system for filtering image noise out","description":"The present invention discloses a method and system for filtering image noise; the system includes: an image acquisition unit, a judgment unit, a first filtering unit, a second filtering unit and a se","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9838717","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-9838717","citation_suggestion":"Patentable. \"Method and system for filtering image noise out\" (US-9838717). https://patentable.app/patents/US-9838717","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9838717","json":"https://patentable.app/api/llm-context/US-9838717","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:23:03.655Z"}