Samsung Display Co., Ltd.

Seong Mo Hwang

Jinwoo Park

Il Ho Lee

Jin Woo Park

Moon Jung Baek

Hyeon Yong Jang

Jae Jin Pyun

Seung Ho Nam

Taehyung Kim

Won-ki Hong

Junghyun Cho

Yoon Gu Kim

Yoon Gyu Lee

Sang Min Jeon

Ki Seok Cha

In Cheol Kim

Ii Ho Lee

A touch sensor includes: a base layer; a first electrode member including first touch electrodes arranged on the base layer along a first direction and electrically connected in the first direction, the first touch electrodes including first openings; a second electrode member including second touch electrodes arranged on the base layer along a second direction intersecting the first direction and electrically connected in the second direction, the second touch electrodes including second openings; a first strain gauge including first resistance lines disposed in the first openings and electrically connected in the first direction; and a second strain gauge including second resistance lines, which are disposed in the second openings and electrically connected in the second direction, wherein the first electrode member may be insulated from the second electrode member, and wherein the first strain gauge may be insulated from the second strain gauge.

Touch sensor and display device

A touch sensor includes: a base layer; a plurality of electrode members disposed on the base layer, the plurality of electrode members configured to sense a touch; and at least one strain gauge disposed on the base layer, the at least one strain gauge configured to sense a pressure of a touch input, wherein the plurality of electrode members and the strain gauge are disposed in a single layer.

A liquid crystal display panel including a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a thin film transistor disposed on the first base substrate, a color filter disposed on the first base substrate, and a first alignment layer disposed on the thin film transistor and the color filter. The second substrate includes a second base substrate, a second alignment layer disposed on a first surface of the second base substrate, a touch electrode disposed on a second surface of the second base substrate, a connecting electrode disposed on the second surface, and a connecting line disposed on the second surface. The first surface faces the first substrate, and the second surface is opposite to the first surface. The touch electrode includes a crystallized indium tin oxide.

Liquid crystal display panel and method of manufacturing the same

A method of manufacturing a liquid crystal display panel including forming an upper polarizing layer on an upper base film substrate, cutting the upper base film substrate on which the upper polarizing layer is formed, attaching a cover glass on the upper polarizing layer, forming a touch pattern on the upper base film substrate, forming an insulation layer on the upper base film substrate on which the touch pattern is formed, forming an upper alignment layer on the insulation layer, providing a lower substrate including a thin film transistor, a first electrode electrically connected to the thin film transistor, a second electrode overlapping the first electrode, a color filter overlapping the first electrode, and a lower alignment layer, and forming a liquid crystal layer between the lower substrate and an upper substrate.

Method of manufacturing liquid crystal display panel and liquid crystal display panel manufactured by the same

A touch screen panel integrated display device includes a first substrate divided into a display area and a non-display area disposed outside the display area, a gate driving circuit positioned in the non-display area of the first substrate, a second substrate facing the first substrate, detection electrodes formed on the second substrate, and electrode wires formed on the second substrate and electrically connected with the detection electrodes. The detection electrodes and the electrode wires are formed without overlapping the gate driving circuit.

Touch screen panel integrated display device

A touch sensing display device includes: a display panel; a capacitive touch panel disposed on a front surface of the display panel; a digitizer disposed on a surface of the display panel; a sensor driving unit which sequentially applies scanning signals to the capacitive touch panel and the digitizer, where each of the scanning signal is applied simultaneously to the capacitive touch panel and the digitizer; and a sensing unit which senses sensing signals of the capacitive touch panel and the digitizer, in which the sensing unit receives the sensing signal of the capacitive touch panel and the sensing signal of the digitizer at different times.

Touch sensing display device for sensing different touches using one driving signal

A liquid crystal display includes: a first display panel, a second display panel having a lower surface that faces the first display panel and an opposing an upper surface of the second display panel, a liquid crystal layer disposed between the first display panel and the second display panel, a first resistive layer disposed on the upper surface of the second display panel and extending in a first direction, a pressure sensing layer disposed on the first resistive layer, and a second resistive layer disposed on the pressure sensing layer and extending in a second direction intersecting the first direction.

Liquid crystal display and method for manufacturing the same

A 3D image display includes a display panel operated in 2D and 3D driving modes and a barrier panel turned off in the 2D driving mode and turned on in the 3D driving mode to separate an image output from the display panel to left and right-eye images. The barrier panel includes a reference electrode, first barrier electrodes arranged in a first direction, second barrier electrodes alternately arranged with the first barrier electrodes along the first direction, and a liquid crystal layer interposed between the reference electrode and the first and second barrier electrodes. Each first barrier electrode includes first electrode pieces arranged in a zigzag fashion along a second direction different from the first direction, and each second barrier electrode includes second electrode pieces arranged in the zigzag fashion.

Three-dimensional image display

The present invention relates to a display device including a touch sensor and a driving method thereof. A display device according to an exemplary embodiment of the present invention includes a plurality of data lines which extends in a first direction, a plurality of sensing output lines which extends in a second direction which is not parallel to the first direction and transmits a sensing output signal, a pixel electrode which is connected with the data line through a switching element, a touch sensor which is connected to the data line and the sensing output line and detects a touch, and a data driver which applies a displaying data voltage to the plurality of data lines during the image display period for one frame and applies a sensing input signal during a touch sensing period for one frame. The touch sensing period is included in a vertical blank period of the frame.

Display device including touch sensor and driving method thereof

A liquid crystal display is provided that includes: a first display panel including a thin film transistor and a plurality of pixel electrodes; a second display panel facing the first display panel with a cell gap therebetween; a lower resistive layer disposed on the first display panel; an upper resistive layer disposed on the second display panel; and a sensing spacer connecting the lower resistive layer and the upper resistive layer.

Growing community of inventors

Seongnam-si, South Korea

Seong Mo Hwang