Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Industrial Cooperation Foundation Chonbuk National University

Youngwon Kim

Jin Hee Jeon

Suk Ho Choi

Kohei Ebisuno

Seunghee Lee

Jingoo Jung

Kyunghyun Choi

Jinseok Oh

Youngjin Noh

Sung-Mo Gu

Young Eun Choi

Changhyun Ryu

Chi Youn Chung

Kwanyong Pak

A display apparatus includes a main display area, and a component area including pixel groups spaced apart from each other and a transmission area between the pixel groups. The display apparatus further includes a substrate including a first base layer, a compensation layer, a first barrier layer, and a second barrier layer sequentially stacked on one another, a bottom metal layer between the first barrier layer and the second barrier layer, a buffer layer on the second barrier layer, main display elements on the substrate of the main display area, and auxiliary display elements on the substrate of the component area.

Display apparatus and method of manufacturing the same

An inspection apparatus for detecting a defect of a substrate is provided. The inspection apparatus includes a liquid crystal modulator, a light emitting unit, a beam splitter, and a measurement unit. The liquid crystal modulator includes a reflection layer, a liquid crystal layer, an electrode, and a polarizer. The reflection layer reflects a light. The sensor layer includes a hybrid aligned nematic liquid crystal. The electrode is provided on the liquid crystal layer. The polarizer is provided on the electrode.

Liquid crystal modulator for detecting a defective substrate and inspection apparatus having the same

Growing community of inventors

Yongin-si, South Korea

Youngwon Kim