US Patent Application 20050248516 - Driving apparatus and method for light emitting diode display

Application 20050248516 Filed on May 6, 2004. Published on November 10, 2005

Abstract Claims Description Full Text

Inventor

Li, Chun-huai

Assignee

AU Optronics Corporation

US Classes

345/82, Solid body light emitter (e.g., LED)345/204DISPLAY DRIVING CONTROL CIRCUITRY

Attorney, Agent or Firm

ARENT FOX KINTNER PLOTKIN & KAHN, PLLC

International Class

07 G09G003/30

Issued Patent Number:

7352345

Abstract text

The present invention provides a driving apparatus, method and system for a light emitting device, suitable for use in an active matrix organic light emitting diode (AMOLED) display, which has an adjustable reference voltage, so as to compensate for degradation in brightness due to LED materials decay.

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