Patent ID: 6653779
Filing Date: 2003-11-25
Classification: G02B,H01L

Abstract:
An OLED panel, comprising:a substrate; a plurality of first electrodes in parallel stripes, said first electrodes located on the surface of said substrate; a plurality of anti-glare polyimide pixel-defining layers, said anti-glare polyimide pixel-defining layers selectively located on said substrate or on said first electrodes, and said anti-glare polyimide pixel-defining layers comprising at least (1) non-photosensitive polyimide or polyimide precursor and (2) light-absorbing pigments or dyes; a plurality of single-layered photoresist ramparts having a T-shape cross-section, said photoresist ramparts selectively located on said first electrodes or on said pixel-defining layer; a plurality of organic electroluminescent media, said organic electroluminescent media located in the exposed area between said ramparts on said substrate; and a plurality of second electrodes, said second electrodes located on said organic electroluminescent media; wherein each said ramparts protruding from said substrate and having an overhanging portion projection in a direction parallel to said substrate.