Patent ID: 9318542
Filing Date: 2016-04-19
CPC Classification: H01L

Claim Text:
1. A method of fabricating an organic light emitting diode display device, comprising: forming a single layer first electrode directly contacting over a substrate including a display region, which includes a plurality of pixel regions, the single layer first electrode formed in each of the plurality of pixel regions; forming a bank including a lower layer and an upper layer, the lower layer formed on edges of the single layer first electrode and having a first width and a first thickness, and the upper layer formed on the lower layer and having a second width smaller than the first width, wherein the forming of the bank includes: forming an organic emitting layer directly contacting the single layer first electrode and directly contacting a portion of the lower layer; and directly forming a single second electrode layer directly in contact with the entire organic emitting layer, the single second electrode layer covering an entire surface of the display region.