Samsung Display Co., Ltd.

Youngshin Pyo

Jaeseob Lee

Minsoo Kim

Valeriy Prushinskiy

Jaemin Hong

Heungyeol Na

Wonsik Hyun

A foldable display device and a method of operating the same are disclosed. In one aspect, the foldable display device includes a flexible display panel that is foldable and a heating element that provides heat to a folding portion of the flexible display panel. According to some embodiments, the foldable display device can minimize or prevent exfoliation of a protection film from the folding portion of the flexible display panel, and thus, the quality of a product using the foldable display device can be stabilized.

Foldable display device and method of operating the same

A foldable display apparatus includes a flexible display panel and a case. The flexible display panel includes a protection film, and the case supports the flexible display panel. A folding portion of the protection film includes a curing zone that is hardened more than other areas of the protection film

Foldable display apparatus and method of manufacturing the same

A method of manufacturing a mask may include forming initial ribs and removing edge portions of the initial ribs to form final ribs, each of which has a top width smaller than that of the initial rib. A space between the initial ribs may be smaller than a width of a slit limited by the final ribs.

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Yongin-si, South Korea

Youngshin Pyo