{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11257434","patent":{"patent_number":"US-11257434","title":"Method and device for compensating a display device and display apparatus","assignee":null,"inventors":[],"filing_date":"2019-12-11T00:00:00.000Z","publication_date":"2022-02-22T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":13,"abstract":"A method and a device for compensating a display device and a display apparatus are provided, each pixel unit includes a pixel driving circuit and a light-emitting element, the pixel driving circuit includes a driving transistor and sensing line, the method includes: acquiring a first mobility and a first threshold voltage of the driving transistor, the first mobility and the first threshold voltage are acquired when the display device is not displaying; acquiring a second mobility of the driving transistor according to the electrical signal on the sensing line, the second mobility is acquired when the display device is displaying; determining a second threshold voltage of the driving transistor according to the first threshold voltage, a difference between the second mobility and the first mobility, and a compensation factor; and calculating an external compensation value of a display data signal according to the second threshold voltage and the second mobility."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and device for compensating a display device and display apparatus","description":"A method and a device for compensating a display device and a display apparatus are provided, each pixel unit includes a pixel driving circuit and a light-emitting element, the pixel driving circuit i","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11257434","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-11257434","citation_suggestion":"Patentable. \"Method and device for compensating a display device and display apparatus\" (US-11257434). https://patentable.app/patents/US-11257434","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11257434","json":"https://patentable.app/api/llm-context/US-11257434","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:46:56.079Z"}