Samsung Display Co., Ltd.

Jae Yong Jang

Bon Yong Koo

Su Jin Lee

Sun Hwa Lee

Mee Hye Jung

Jang Mi Kang

Cheol Gon Lee

Gyung Soon Park

Dan Won Lim

Hyun Joon Kim

Jin Woo Choi

Yu Jin Lee

Seon Young Choi

Provided is a display device including a substrate, a circuit layer disposed on a first surface of the substrate, a light emitting element layer, and a circuit board disposed on a second surface of the substrate. The circuit layer includes pixel drivers, gate lines, a first power supply line and a second power supply line respectively transmitting a first power and a second power, and a gate driver including stages electrically connected to the gate lines, respectively. The second power supply line is electrically connected to the circuit board through power connection portions. The power connection portions are disposed between a number of the stages adjacent to a curved corner of the substrate among the stages of the gate driver.

Display device

A display device includes a substrate including a display area and a non-display area, a pixel circuit portion disposed on the substrate and including a transistor that drives a pixel, and a display element portion disposed on the pixel circuit portion and including a pixel electrode electrically connected to an electrode of the transistor through a bridge pattern. The pixel circuit portion includes a first capping layer disposed between the bridge pattern and the pixel electrode, and the pixel electrode and the bridge pattern are multiple metal layers including a same material.

A display device includes a display panel having a display area and a non-display area, signal wires disposed in the display area, connection wires disposed in the display area and electrically connected to the signal wires, and touch electrodes disposed on the connection wires. The connection wires include diagonal portions extending in a diagonal direction, and first protrusion patterns protruding from the diagonal portions of the connection wires. Parts of the first protrusion patterns overlap the touch electrodes.

An emission driver includes stages including a first group of stages. Each of the stages of the first group among the stages include a first carry signal output component that outputs a carry signal having a turn-on level based on a voltage of a first node, and outputs the carry signal having a turn-off level based on a voltage of a second node; a first emission signal output component that outputs an emission signal having a turn-on level based on the voltage of the first node, and outputs the emission signal having a turn-off level based on the voltage of the second node; a first node voltage setting component that sets the voltage of the first node; and a second node voltage setting component that sets the voltage of the second node.

Emission driver and display device including the same

Provided is a display device including a substrate including a front surface portion, a first side surface portion extending from a first side of the front surface portion, a second side surface portion extending from a second side of the front surface portion, and a corner portion between the first side surface portion and the second side surface portion, a first display area on the front surface portion of the substrate, and including a first pixel for displaying images, and a second display area on the corner portion of the substrate, and including a first voltage supply line, and a second pixel for displaying images, the second pixel including a first pixel electrode, a first light emitting layer on the first pixel electrode, and a common electrode on the first light emitting layer, wherein the first voltage supply line does not overlap the first pixel electrode in a thickness direction of the substrate.

Display device with improved display characteristics at a corner thereof

A display device includes a display panel including a data driver that converts input data into a data signal and supplies the data signal to an output line, a pixel unit including pixels that display an image based on the data signal, a demultiplexer including transistors electrically connected to the output line in the display panel, and transmitting the data signal from the output line to data lines electrically connected to the pixels, and a timing controller that supplies control signals to control a supply timing of the data signal. A number of the transistors are electrically connected in series, and others of the transistors are electrically connected in parallel.

Display device using a demultiplexer having transistor clusters in parallel

A display device includes a first pixel. The first pixel includes a first light emitting unit electrically connected between a first power line and a second power line. A first driving transistor is electrically connected between the first power line and the first light emitting unit, and controls a current flowing into the first light emitting unit, based on a first data signal from a first data line to a gate electrode. A first initialization transistor is electrically connected between the gate electrode of the first driving transistor and a third power line. A first switching transistor is electrically connected between a first electrode of the first light emitting unit and a first sub-power line. The first light emitting unit includes light emitting elements. The first driving transistor includes a first semiconductor material, and the first initialization transistor includes a second semiconductor material different from the first semiconductor material.

A display device may include a first conductive layer disposed on a substrate, and including an auxiliary bottom line and an additional conductive pattern; a first insulating layer disposed on the substrate and the first conductive layer; a semiconductor pattern disposed on the first insulating layer; a second insulating layer disposed on the first insulating layer and the semiconductor pattern; a second conductive layer disposed on the second insulating layer, and including a conductive pattern and a gate electrode; a third insulating layer disposed on the second insulating layer and the second conductive layer; a connection pattern disposed on the third insulating layer and electrically connected to the conductive pattern; a first electrode disposed on the connection pattern and electrically connected to the connection pattern; and at least one light emitting element disposed on the first electrode and electrically connected to the first electrode.

Growing community of inventors

Seoul, South Korea

Jae Yong Jang