Lg Display Co., Ltd.

Seon-Hee Lee

Min-Joo Kim

Sang-Hyuk Won

Jae-Won Lee

Sang-Hoon Pak

Seung-Hyun Youk

Dong-il Chu

A display apparatus can include a substrate having a penetrating area and a separating area, the penetrating area including a substrate hole, a first buffer layer having a first-buffer lower layer, and a first-buffer upper layer, a first thin film transistor including a first semiconductor pattern, a first gate electrode, and a first source electrode and a first drain electrode, a first interlayer insulating film; a second interlayer insulating film, an opening extending through the second interlayer insulating film, the first interlayer insulating film, the first gate insulating film and the first-buffer upper layer, and a separation structure in the opening, the separation structure including a first separation layer having a same stacked structure as the first-buffer upper layer, a second separation layer having a same stacked structure as the first gate insulating film, and a third separation layer having a same stacked structure as the first gate electrode.

Display apparatus having a substrate hole

A display apparatus includes a substrate including a penetrating area including a substrate hole, and a separating area surrounding the penetrating area, a first buffer layer including a first-buffer lower layer on the substrate, and a first-buffer upper layer on the first-buffer lower layer, a first TFT including a first semiconductor pattern on the first-buffer upper layer, and a first gate electrode overlapping with the first semiconductor pattern under conditions that a first gate insulating film is interposed therebetween, and first source/drain electrodes connected to the first semiconductor pattern, a second TFT, a separation structure disposed in the separating area of the substrate while including a first separation layer having the same stacked structure as the first-buffer upper layer, a second separation layer having the same stacked structure as the first gate insulating film, and a third separation layer having the same stacked structure as the first gate electrode.

A touch display device includes a display unit including a plurality of pixels disposed in an active area, an encapsulation unit disposed on the display unit, the encapsulation unit being configured to seal the plurality of pixels, and a touch sensor unit including an organic buffer layer disposed on the encapsulation unit and a plurality of touch sensors disposed on the organic buffer layer in the active area, wherein the end of the organic buffer layer and the end of the encapsulation unit are disposed in a bezel area adjacent to the bezel area so as to have a stepped end profile, and a plurality of touch routing lines connected to the plurality of touch sensors of the touch sensor unit and disposed in the bezel area is disposed along the stepped end profile of the end of the organic buffer layer and the end of the encapsulation unit.

Touch display device

A touch display device includes a display unit including pixels disposed in an active area, an encapsulation unit disposed on the display unit, and a touch-fingerprint fusion sensor unit having a touch sensor function and a fingerprint sensor function in the active area on the encapsulation unit. The touch-fingerprint fusion sensor unit includes first fingerprint sensor electrodes disposed in a fingerprint sensor area on the encapsulation unit, a first touch insulating layer disposed on the first fingerprint sensor electrodes, second fingerprint sensor electrodes disposed in the fingerprint sensor area on the first touch insulating layer, a second touch insulating layer disposed on the second fingerprint sensor electrodes, and a plurality of first and second touch electrodes disposed on the second touch insulating layer. The first fingerprint sensor electrodes, the second fingerprint sensor electrodes, and the first and second touch electrodes overlap the non-emissive area.

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Incheon, South Korea

Seon-Hee Lee