{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8502814","patent":{"patent_number":"US-8502814","title":"Pixel circuit and display apparatus","assignee":null,"inventors":[],"filing_date":"2009-03-26T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":8,"abstract":"A pixel circuit including a light emitting element, a driving transistor, with a drain terminal thereof connected to a cathode terminal of the light emitting element, that applies a drive current to the light emitting element, a capacitor element connected to a gate terminal of the driving transistor, and a switching transistor connected between a first terminal of the capacitor element on the side of the gate terminal and a data line through which a desired program signal flows, in which the driving transistor is an inorganic oxide thin film transistor whose OFF-operation threshold voltage is a negative voltage, and a source terminal of the driving transistor and a second terminal of the capacitor element are connected to a common power source that supplies a predetermined common voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Pixel circuit and display apparatus","description":"A pixel circuit including a light emitting element, a driving transistor, with a drain terminal thereof connected to a cathode terminal of the light emitting element, that applies a drive current to t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8502814","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-8502814","citation_suggestion":"Patentable. \"Pixel circuit and display apparatus\" (US-8502814). https://patentable.app/patents/US-8502814","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8502814","json":"https://patentable.app/api/llm-context/US-8502814","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:06:16.282Z"}