LG Display Co., Ltd.
LIGHT EMITTING DISPLAY PANEL AND LIGHT EMITTING DISPLAY APPARATUS INCLUDING THE SAME

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Abstract:

A light emitting display panel and a light emitting display apparatus including the same, in which a cathode is connected to an auxiliary cathode electrode through an undercut region provided under a planarization layer, are provided. The light emitting display panel includes a substrate, an auxiliary cathode electrode provided in the substrate, a passivation layer covering the auxiliary cathode electrode, an anode provided on the passivation layer, a bank surrounding an outer portion of the anode, a light emitting layer provided on the anode, and a cathode provided on the light emitting layer, the cathode is connected to the auxiliary cathode electrode through a connection electrode exposed at an undercut region passing through the bank and the passivation layer.

Status:
Application
Type:

Utility

Filling date:

9 Sep 2021

Issue date:

31 Mar 2022