{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11302275","patent":{"patent_number":"US-11302275","title":"Method and device for adjusting greyscale of display panel solving problem of ineffectiveness of eliminating unevenness caused by inaccurate mura compensation value","assignee":null,"inventors":[],"filing_date":"2018-06-22T00:00:00.000Z","publication_date":"2022-04-12T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G","H04N","H04N","H04N","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":16,"abstract":"The present disclosure discloses a method and device (302) for adjusting grayscale of display panel, the method includes: performing image capture on the display panel, and obtaining a current image (S10); identifying an uneven area in the current image, and detecting original output brightness and original input grayscale of the uneven area (S20); determining a target input grayscale corresponding to a preset target brightness according to actual Gamma curve value which is obtained by testing the display panel (S30); using the difference between the original input grayscale and the target input grayscale as grayscale compensation value of the uneven area (S40)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and device for adjusting greyscale of display panel solving problem of ineffectiveness of eliminating unevenness caused by inaccurate mura compensation value","description":"The present disclosure discloses a method and device (302) for adjusting grayscale of display panel, the method includes: performing image capture on the display panel, and obtaining a current image (","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11302275","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-11302275","citation_suggestion":"Patentable. \"Method and device for adjusting greyscale of display panel solving problem of ineffectiveness of eliminating unevenness caused by inaccurate mura compensation value\" (US-11302275). https://patentable.app/patents/US-11302275","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11302275","json":"https://patentable.app/api/llm-context/US-11302275","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:36:20.408Z"}