Samsung Display Co., Ltd.

Byounghun Sung

Hyeongpil Kim

Seunglyong Bok

A display apparatus includes: a first organic light-emitting diode, a second organic light-emitting diode, and a third organic light-emitting diode arranged on a substrate; a first intermediate layer commonly included in the first organic light-emitting diode and the second organic light-emitting diode, the first intermediate layer including a first emission layer and a first hole transport layer; a second intermediate layer included in the third organic light-emitting diode, the second intermediate layer including a second emission layer and a second hole transport layer; and a first color converting layer, a second color converting layer, and a third color converting layer. The first emission layer and the second emission layer are configured to emit different color lights from each other, and a hole mobility of the first hole transport layer is different from a hole mobility of the second hole transport layer.

Display apparatus with organic light-emitting diodes

A display apparatus includes: a lower substrate including a display area and a transmission area; first to third pixel electrodes in the display area; an intermediate layer having an opening corresponding to the transmission area; an opposite electrode above the intermediate layer, and having an opening corresponding to the transmission area; an upper substrate including a first area corresponding to the first pixel electrode, a second area corresponding to the second pixel electrode, a third area corresponding to the third pixel electrode, and a fourth area corresponding to the transmission area; a light-transmissive layer in the first area; a second-color quantum dot layer in the second area; a third-color quantum dot layer in the third area; and a light-transmissive material layer be in the fourth area, and being integrally formed with the light-transmissive layer.

Display apparatus

A display apparatus includes a lower substrate, a first pixel electrode, a second pixel electrode, and a third pixel electrode that are disposed apart from each other on the lower substrate, a pixel defining layer overlapping an edge of each of the first pixel electrode, the second pixel electrode, and the third pixel electrode, the pixel defining layer including a first opening exposing a center portion of the first pixel electrode, a second opening exposing a center portion of the second pixel electrode, and a third opening exposing a center portion of the third pixel electrode, and a bank disposed on the pixel defining layer and isolating the first opening from the second opening and the third opening.

Growing community of inventors

Yongin-si, South Korea

Byounghun Sung