Samsung Display Co., Ltd.

Ye Ri Jeong

Hyun Jae Na

Gwang Bum Ko

Hyoung Wook Jang

Jeong Yun Han

In Young Han

Dong Jin Moon

Hwan Hee Jeong

Jong Seon Park

Won Jun Choi

Gyeong Nam Bang

Il Joo Kim

Tae Yong Eom

Young Bae Jung

A display device includes a substrate, a plurality of pixels disposed on the substrate, an encapsulation layer disposed above the plurality of pixels and comprising an organic encapsulation film, a dam structure disposed on the substrate and surrounding an outer boundary of the plurality of pixels, and crack detection lines comprising an output line disposed on the dam structure without overlapping with the organic encapsulation film, and an input line electrically connected to the output line and disposed on the organic encapsulation film.

Display device

A display device includes: a display panel having a display area and a non-display area at least partially disposed around the display area; and a touch sensor disposed on the display panel and including a touch sensor area in the display area and a touch peripheral area in the non-display area adjacent to the touch sensor area, wherein the touch sensor includes: a first touch electrode and a second touch electrode; a first touch pad and a second touch pad being adjacent to each other in a first direction; a second touch pad disposed in a touch pad area of the touch peripheral area; a first touch signal line electrically connecting the first touch electrode with the first touch pad, the first touch signal line including a first line portion extended in the first direction and a second line portion extended in a second direction; a second touch signal line electrically connecting the second touch electrode with the second touch pad; a first dummy line extended in the first direction and spaced apart from the first and second touch signal lines; and a second dummy line extended in the first direction and spaced apart from the first and second touch signal lines.

A display device includes a display unit including a plurality of light emitting areas, a plurality of touch electrodes disposed between the plurality of light emitting areas to sense a touch, a plurality of light blocking pattern layers formed by covering intersection areas of driving electrodes and sensing electrodes among the plurality of touch electrodes, a plurality of connection electrodes formed on the plurality of light blocking pattern layers to electrically connect the driving electrodes or the sensing electrodes adjacent to each other, and a plurality of code patterns formed of the same material as the plurality of light blocking pattern layers through the same process.

Display device including code patterns and touch input system including the same

A display device includes first touch electrodes, first routing lines, second routing lines, and a first guard line. The first touch electrodes are arranged in a touch sensing area. The first routing lines are connected to one side of the first touch electrodes. The second routing lines are connected to another side of the first touch electrodes. The first guard line is between the first routing lines and the second routing lines, and includes a first region extending in a first direction, and a second region extending from one end of the first region in a second direction crossing the first direction. The first region includes a first touch conductive layer, and a second touch conductive layer on the first touch conductive layer. The second region of the first guard line includes the second touch conductive layer and does not overlap the first touch conductive layer.

Display device having touch sensing structure including guard line

A display device includes: a display panel having a display area and a non-display area at least partially disposed around the display area; and a touch sensor disposed on the display panel and including a touch sensor area and a touch pad area adjacent to the touch sensor area, wherein the touch sensor includes a plurality of touch electrodes disposed in the touch sensor area, a plurality of touch pads disposed in the touch pad area, and a plurality of touch signal lines electrically connecting the touch electrodes with the touch pads, respectively. The touch signal lines include first line portions overlapping with the touch pads and extending in a second direction intersecting the first direction, and the second line portions being angled relative to the respective first line portions extending in the first direction and connected to the touch electrodes, and the first line portion of the touch signal line has a first length in the second direction different from a second length in the second direction of a first line portion of an adjacent touch signal line.

A display device includes: a display panel including a display region including a rounded corner, the display region having a plurality of pixels arranged therein, and a non-display region surrounding the display region; a plurality of touch electrodes overlapping with the display region; and a first screen electrode disposed along the rounded corner to overlap with pixels disposed adjacent to the rounded corner among the plurality of pixels, the first screen electrode being electrically connected to some of the plurality of touch electrodes. Accordingly, the touch sensitivity of the touch electrodes can be improved, and pixels arranged in a stair step shape at the round corner of the display region can be prevented or reduced from being viewed from the outside.

A touch screen including a plurality of first sensing electrode columns having a plurality of first sensing electrodes, the plurality of first sensing electrode columns extending in one direction, and a plurality of second sensing electrode columns alternately disposed with the first sensing electrode columns, the plurality of second sensing electrode columns including a plurality of second sensing electrodes having a plurality of sub-electrodes. Sub-electrodes of one of adjacent second sensing electrodes are electrically connected to sub-electrodes of another of the adjacent second sensing electrodes. At least some of the first sensing electrodes include a first region and a second region electrically separated from the first region.

Touch screen having sensing electrode having electrically separated first and second regions

A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; and a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns. An outline length of at least some of the second sensor electrodes facing the first sensor electrodes varies along the longitudinal axis of its respective second sensor electrodes.

Touch sensor

A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns; and a pad unit including a plurality of pads connected to the lines, wherein at least some of the second sensor electrodes have a width that varies along the longitudinal axis of its respective second electrodes.

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Yongin-si, South Korea

Ye Ri Jeong