Patent · US Active

Electroluminescence display including banks with different heights

US12336421B2 · kind B2 · utility

0Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2021
Grant dateJun 17, 2025
Priority date
Expiry dateAug 12, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/873

Abstract

The present disclosure relates to an electroluminescence display having ultra-high resolution. The present disclosure, an electroluminescence display according to the present disclosure comprises: a first bank having a first height and a second bank having a second height less than the first height for defining an emission area on a substrate; an anode electrode disposed at the emission area; a light emitting layer disposed on the anode electrode in the emission area; a cathode electrode disposed on the light emitting layer; a first protective layer disposed on the cathode electrode; and a dummy light emitting layer disposed on the second bank. The cathode electrode is disposed on the dummy light emitting layer on the second bank excepting the first bank.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.