DISPLAY DEVICE

To provide a display device that can be driven at a constant current with high efficiency and has an extended life, and a display device that minimizes light emission due to a leakage current.SOLUTION: A display device includes a substrate 110 having a light emitting region EA and a non-light emitting region NEA and having a plurality of sub-pixels defined, a plurality of first electrodes 131 respectively arranged in the plurality of sub-pixels, a bank 114 that is located in a non-emissive region between a plurality of sub-pixels and exposes the first electrode through an opening, a protrusion unit 140 in which the non-light emission region is divided into a first non-light emission region NEA1 in which the upper surface of the bank is flat and a second non-light emission region NEA2 in which the upper surface of the bank is inclined, and at least a part of which is arranged in the second non-light emission region, an organic layer 132 arranged on the plurality of first electrodes, and a second electrode 133 arranged on the organic layer.SELECTED DRAWING: Figure 4 【課題】高い効率で、定電流駆動が可能で、寿命が向上した表示装置、さらに、漏れ電流により発光することを最小化した表示装置を提供する。【解決手段】表示装置は、発光領域ＥＡと非発光領域ＮＥＡとを有し、複数のサブ画素が定義された基板１１０、複数のサブ画素それぞれに配置される複数の第１電極１３１、複数のサブ画素の間の非発光領域に配置され、開口部を通して前記第１電極を露出させるバンク１１４、非発光領域は、バンクの上部表面が平らな第１非発光領域ＮＥＡ１及びバンクの上部表面が傾斜した第２非発光領域ＮＥＡ２に区分され、第２非発光領域に少なくとも一部が配置される突出部１４０、複数の第１電極上に配置される有機層１３２、及び有機層上に配置される第２電極１３３を含む。【選択図】図４