{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9640113","patent":{"patent_number":"US-9640113","title":"Compensation circuit design of active organic light emitting diode display system","assignee":null,"inventors":[],"filing_date":"2014-11-26T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":9,"abstract":"A compensation circuit of IR drop of a display system, the display system having m pixel circuits, the compensation circuit comprising: m current comparators composed of TFT devices, wherein each current comparator is configured to compare the input current signal with a reference current signal and output a voltage signal according to the comparison result; m encoders composed of TFT devices, wherein each encoder is configured to encode the voltage signal into a digital voltage signal to output; a controller which is configured to calculate a difference value between the digital voltage signal and an ideal digital voltage signal and generate a digital difference signal; m compensation voltage generators each of which is configured to convert the digital difference signal into a compensation voltage signal, and write the compensation voltage signal into a corresponding pixel circuit according to control of a timing control signal; and a driver IC."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Compensation circuit design of active organic light emitting diode display system","description":"A compensation circuit of IR drop of a display system, the display system having m pixel circuits, the compensation circuit comprising: m current comparators composed of TFT devices, wherein each curr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9640113","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-9640113","citation_suggestion":"Patentable. \"Compensation circuit design of active organic light emitting diode display system\" (US-9640113). https://patentable.app/patents/US-9640113","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9640113","json":"https://patentable.app/api/llm-context/US-9640113","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:52:54.367Z"}