Samsung Display Co., Ltd.

Boogyo Shin

Kwangchul Jung

Hyunsuk Yang

Jaeyoon Jung

Joungpyo Park

A display panel includes: a substrate including a display area and a non-display area around the display area; a plurality of scan lines and a plurality of data lines crossing each other on the substrate at the display area; a plurality of pixels connected to the plurality of scan lines and the plurality of data lines; and a test circuit portion on the substrate at the non-display area, the test circuit portion connected to the plurality of data lines. The test circuit portion includes: a lighting test signal line which applies a lighting signal to each of the plurality of data lines; and a crack detection circuit line connected between the plurality of data lines and the lighting test signal line. The crack detection circuit line includes a plurality of signal lines connected to different data lines among the plurality of data lines.

Display panel and method for detecting cracks in display panel

An organic light-emitting display apparatus includes a substrate that includes an insulating layer, a display unit disposed on the substrate, an encapsulation member that covers the display unit, and a sealing member disposed on a non-display area of the substrate outside the display unit and between the substrate and the encapsulation member. The insulating layer comprises a first portion that corresponds to the non-display area, and comprises at least one groove formed in the first portion that extends in a direction that is not parallel to an extension direction of the sealing member. The sealing member substantially fills the at least one groove.

Growing community of inventors

Asan-si, South Korea

Boogyo Shin