Lg Display Co., Ltd.

Jonghyeok Im

Jaesung Lee

Joonsuk Lee

SeJune Kim

SoJung Lee

Jaehee Park

Jin-Hee Jang

Dohyung Kim

Hyoung-Su Kim

Seungwon Yoo

MiReum Lee

Gyungmin Kim

Mireum Lee

Eunah Kim

Ho-Jin Kim

Sul Lee

SeungMin Baik

Kihyung Lee

JaeHee Park

JiYeon Park

Yongchul Kim

HyeSeon Eom

Sukhyeun Jang

DooHyun Yoon

Sejune Kim

Sojung Lee

A transparent display device with a touch sensor is provided, which may minimize loss of light transmittance due to a touch sensor and a touch line, and may improve uniformity of parasitic capacitance between touch lines. The transparent display device with a touch sensor comprises a substrate provided with a transmissive area and a non-transmissive area, a touch sensor provided in the transmissive area over the substrate, including a touch sensor electrode, a pixel provided in the non-transmissive area over the substrate, including a plurality of light emitting elements comprised of an anode electrode, a light emitting layer and a cathode electrode, a first signal line extended from the non-transmissive area in a first direction, a first touch line provided between the first signal line and the transmissive area, and a second touch line provided between the first touch line and the transmissive area. The first touch line is disposed to have a first spaced distance from the first signal line, the second touch line is disposed to have a second spaced distance from the first touch line, and the first spaced distance may be greater than the second spaced distance.

Transparent display device with touch sensor

A transparent display device is provided, which may reduce a parasitic capacitance average value of touch lines and improve uniformity of parasitic capacitance. The transparent display comprises a substrate provided with a non-transmissive area and a transmissive area, the non-transmissive area including at least two light emission areas in which a light emitting element is disposed and at least two circuit areas in which a circuit element is disposed, a plurality of first signal lines provided in the non-transmissive area over the substrate and extended in a first direction, at least one insulating layer provided over the first signal line, and a plurality of touch lines provided in the non-transmissive area over the at least one insulating layer and extended in the first direction. The plurality of first signal lines and the plurality of touch lines are disposed between adjacent circuit areas.

Transparent display device

A transparent display device is provided, which may reduce or minimize loss of light transmittance due to a touch sensor and a touch line, and may repair a defective touch sensor. The device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area, including a plurality of light emission areas, a plurality of touch sensors respectively provided in the plurality of transmissive areas, including a touch sensor electrode, a plurality of touch lines provided in the non-transmissive area and extended in a first direction, a plurality of touch bridge lines provided in the non-transmissive area over the substrate and extended in a second direction to be connected to one of the plurality of touch lines, and a plurality of touch connection portions connecting the plurality of touch bridge lines with the plurality of touch sensors, including a high resistance line.

Transparent display device with a touch connection portion including a high resistance line

A transparent display device is provided, which may reduce or minimize loss of light transmittance due to a touch sensor and a touch line, and may detect a defective touch sensor. The device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area, a plurality of touch sensors respectively provided in the plurality of transmissive areas, including a touch sensor electrode, a plurality of pixels provided in the non-transmissive area, including a plurality of subpixels, a plurality of driving transistors respectively connected to the plurality of subpixels, a plurality of touch transistors respectively connected to the plurality of touch sensors, and a reference line applying a reference voltage to the plurality of driving transistors in accordance with a control signal or transferring a voltage of each of the plurality of touch sensors to an analog-to-digital converter through the plurality of touch transistors.

Disclosed is a display apparatus capable of reducing a voltage drop of a common electrode and improving a transmittance. The display apparatus comprises a substrate including a display area having a first area and a second area, a first electrode disposed on the substrate and configured to cover the first area and the second area, a first common power line disposed between the substrate and the first electrode and connected to the first electrode provided in the first area, and a second common power line connected to the first electrode provided in the second area through the first area.

Display apparatus comprising a first common power line and a second common power line connected with a first electrode

A transparent display device is provided, which may reduce or minimize loss of light transmittance due to a touch sensor and a touch line, and may detect a defective touch sensor in a touch block. The transparent display device with a touch sensor comprises a plurality of transmissive areas and a non-transmissive area disposed between the transmissive areas adjacent to each other, a plurality of pixels provided in the non-transmissive area, including a plurality of subpixels, a touch block including a plurality of touch sensors disposed in the plurality of transmissive areas, a plurality of touch connection portions respectively connected to the plurality of touch sensors, transferring a touch sensing voltage to the connected touch sensor and including a first high resistance area, and a plurality of sensing transistors respectively connected to the plurality of touch sensors, sensing a voltage of the connected touch sensor.

Disclosed is a display device comprising a substrate including a display area and a non-display area surrounding the display area, a plurality of signal link lines disposed in the non-display area of the substrate and configured to connect a plurality of signal lines of the display area to a pad portion configured to receive an external signal, a plurality of touch link lines disposed in the non-display area, overlapped with at least some of the plurality of signal link lines and configured to connect the pad portion to a plurality of touch lines in the display area, and a compensation pattern based on an overlap between at least one of the plurality of signal link lines and at least one of the plurality of touch link line corresponding to at least one of the plurality of touch lines.

Display apparatus

An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.

Organic light emitting display apparatus

A stretchable display device according to present disclosure may include a base substrate, a plurality of first substrates on the base substrate, a plurality of second substrates connecting adjacent first substrates, inorganic insulating layers on the first substrates, an organic insulating layer disposed on the first substrates so as to cover top surfaces and side surfaces of the inorganic insulating layers. The device includes first connection lines disposed on the organic insulating layer on the first substrates and disposed on a second substrate extending in a first direction, second connection lines disposed between the inorganic insulating layers and the organic insulating layer on the first substrates and disposed on a second substrate extending in a second direction, and a step alleviating layer disposed between the second connection lines and the inorganic insulating layers.

Stretchable display device

A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.

Display device with auxiliary electrode in trench

Transparent display device for detecting defective touch sensor

A display device includes: a substrate including: first to third subpixels, an insulating layer including a trench on the substrate between at least two among the first to third subpixels, a first electrode on the insulating layer in each of the first to third subpixels, a fence in each of the first to third subpixels, the fence surrounding an edge of the first electrode, a light-emitting layer on the first electrode, the fence, and the insulating layer, a second electrode on the light-emitting layer, and a color filter layer including: a first color filter in the first subpixel, a second color filter in the second subpixel, and a third color filter in the third subpixel, wherein the second color filter is wider than the first color filter, and wherein the second color filter partially overlaps the first subpixel.

Growing community of inventors

Busan, South Korea

Jonghyeok Im