Lg Display Co., Ltd.

Sujin Chang

Kyuhwan Lee

JinRyun Kim

DongRyul Jung

KiSung Lim

Jisu Yoon

JeBeom Park

Jaekyung Kang

The present disclosure provides a display device including a substrate, an encapsulation layer over the substrate, a touch sensor layer on the encapsulation layer and including a plurality of touch sensors, and a transmittance control layer on or under the touch sensor layer.

Display device

A piezoelectric device and a display apparatus including the same are provided. A piezoelectric device includes: a first piezoelectric unit including a vibration-generating layer configured to vibrate at an input frequency based on a sound signal corresponding to the input frequency, and a second piezoelectric unit including: an air gap in the first piezoelectric unit, the air gap having a certain volume, and an air path connecting the air gap to an outer portion of the vibration-generating layer, the air path being configured to output a vibration.

Piezoelectric device and display apparatus including the same

Growing community of inventors

Paju-si, South Korea

Sujin Chang