Samsung Display Co., Ltd.

Goldstar Electron Co., Ltd.

Roumit Co., Ltd

Seung Hyun Park

Jun Ho Song

Jean Ho Song

Jae Hak Lee

Sung In Ro

Hyang Yul Kim

Woong Ki Jeon

Duk Sung Kim

Soo Jeong Huh

Dong Wook Kim

Jun Yong Song

Dong Gun Oh

Sung Jin Kim

Young Jin Park

Yun-Mo Chung

Ji Eun Lee

Dae Ho Song

Yeo Geon Yoon

Sung Man Kim

Joo Sun Yoon

Duk-Sung Kim

Sung Hoon Lim

Ock Soo Son

Woo Sik Jun

A thin film transistor array panel according to an exemplary embodiment of the invention includes: an insulating substrate; a gate line disposed on the insulating substrate and including a gate pad portion; a data line insulated from and crossing the gate line, and including a source electrode and a data pad portion; a drain electrode facing the source electrode; an organic insulating layer disposed on the data line and the drain electrode, and including a first contact hole; a common electrode disposed on the organic insulating layer, and including a second contact hole; a passivation layer disposed on the common electrode, and including a third contact hole; and a pixel electrode disposed on the passivation layer, and being in contact with the drain electrode, in which the third contact hole is disposed to be adjacent to one surface of the first contact hole for improvement of an aperture ratio and a stable electrode connection.

Thin film transistor array panel and manufacturing method thereof

A display device includes a first substrate. A transistor is disposed on the first substrate. A light-emitting element is connected to the transistor. An insulating layer is disposed between the transistor and the light-emitting element. A second substrate at least partially overlaps the first substrate. A color conversion layer is disposed on the second substrate. The insulating layer includes a first insulating layer and a second insulating layer. A distance between the first insulating layer and the first substrate is less than a distance between the second insulating layer and the first substrate. The first insulating layer includes a light blocking material.

Display device having a light-blocking material in an insulating layer between a transistor and a light-emitting element and manufacturing method thereof

A smart login method using messenger service according to the present invention may include receiving login request information from a service server by a transmitter-receiver unit of an authentication server; generating authentication request information matching to the login request information by a data management unit of the authentication server; transmitting the authentication request information to a messenger server by the transmitter-receiver unit; receiving authentication information from the messenger server by the transmitter-receiver unit; generating login information matching to the authentication information by the data management unit; and transmitting the login information to the service server by the transmitter-receiver unit.

Smart login method using messenger service and apparatus thereof

Provided is a display device including: a first base substrate having a plurality of sensing areas and a plurality of pixel areas each corresponding to a pixel; first electrodes provided in each pixel area on the first base substrate; second electrodes provided in each sensing area to cover at least a portion of the pixel areas; a second base substrate arranged opposite to the first base substrate; and a liquid crystal layer provided between the first base substrate and the second base substrate, wherein each pixel area includes a display area for displaying images and a non-display area provided on at least one side of the display area, and at least a portion of sides of the second electrodes is arranged within the display area.

Display device

A liquid crystal display of an exemplary embodiment includes: first and second gate line disposed on a substrate and extending in a first direction; first and second data line disposed on the substrate; a first transistor connected to the first gate line and the first data line; a second transistor connected to the second gate line and the second data line; a first pixel electrode overlapping the first transistor and the first gate line; a second pixel electrode overlapping the second transistor and the second gate line; a reflective layer disposed between the first gate line and the first data line, the second data line and the first pixel electrode and extending in the first direction, the first pixel electrode is disposed at a next row of the second pixel electrode in the second direction, and the first transistor is connected to the second pixel electrode.

Reflective liquid crystal display

A liquid crystal display device comprising: a substrate; a gate line that is disposed on the substrate and extends in a first direction; a first insulating film that is disposed on the gate line; a semiconductor pattern that is disposed on the first insulating film; a first transparent electrode that is disposed on the semiconductor pattern, and has a first electrode and a second electrode being spaced apart from each other; a second insulating film that is disposed on the first transparent electrode and partially exposes the first electrode; a data line disposed on the second insulating film and extends in a second direction different from the first direction; a second transparent electrode that is disposed on the second insulating film and at least partially overlaps the second electrode; and a connecting electrode in direct contact with a portion of the exposed first electrode and the data line.

Liquid crystal display device and manufacturing method thereof

A display device may include a first layer, a passivation layer, and a pixel. The passivation layer may overlap the first layer and may include a first passivation portion and a second passivation portion. The pixel may include a first-color filter, a first-color-corresponding electrode, a second-color filter, and a second-color-corresponding electrode. The first-color-corresponding electrode may overlap the first-color filter and may be positioned between the first layer and the first passivation portion. The second-color-corresponding electrode may overlap the second-color filter. The second passivation portion may be positioned between the first layer and the second-color-corresponding electrode.

A display substrate is provided. The display substrate includes a gate electrode disposed on a base; a gate insulating layer disposed on the base and covering the gate electrode; a semiconductor layer disposed on the gate insulating layer and overlapping the gate electrode; a source electrode and a drain electrode disposed on the semiconductor layer and connected to the semiconductor layer; a pixel electrode disposed on the gate insulating layer, connected to the drain electrode, and extending from the drain electrode; a common electrode insulated from the pixel electrode and overlapping the pixel electrode; and a semiconductor pattern disposed between the gate insulating layer and the pixel electrode, the semiconductor pattern overlapping the pixel electrode. The semiconductor pattern comprises a same material as the semiconductor layer and extends from the semiconductor layer.

Display substrate having improved manufacturability

A liquid crystal display includes a first substrate, gate lines on the first substrate, a gate insulating layer on the gate lines, a semiconductor layer on the gate insulating layer, data lines and a drain electrode on the semiconductor layer, a passivation layer which covers the data lines and the drain electrode and in which a contact hole that partially exposes the drain electrode is defined, a common electrode above the passivation layer, a pixel electrode connected with the drain electrode through the contact hole, overlapped with the common electrode, and including a plurality of branch electrodes connected to each other through a connection portion, a contact portion extended from the connection portion and connected with the drain electrode, and a protrusion protruding toward a neighboring pixel and provided at least one corners among the connection portion or the contact portion of the pixel electrode.

Liquid crystal display

The present invention relates to a thin film transistor array substrate and a method of manufacturing the same. The thin film transistor array substrate may comprise a substrate which has a plurality of gate lines extending in a column direction along a boundary of pixels, a plurality of data lines extending in a row direction along the boundary of the pixels, and at least one thin film transistor formed in the pixel region; a first insulating film which covers the thin film transistor; a color organic film which is disposed on the first insulating film and has a valley area formed with a valley by partial superimposition of organic films of different colors based on the data lines; a second insulating film which covers the color organic film and the valley area; and a pixel electrode which is disposed on the second insulating film and connected to the thin film transistor via a contact hole, wherein the thin film transistor array substrate is provided with a separating organic film which extends from the color organic film and is disposed between the valley area and the contact hole.

Method of manufacturing thin film transistor array substrate

Array substrate includes a gate line which extends along a first direction, a gate insulating layer which covers the gate line, a data line located on the gate insulating layer and intersects the gate line, a thin-film transistor ('TFT') which has a control electrode connected to the gate line and an electrode connected to the data line, a pixel electrode connected to the other electrode of the TFT, where the pixel electrode includes branch electrodes, openings are defined between the branch electrodes, each of the openings includes a first bent portion which corresponds to a middle part of the pixel area and a second bent portion and a third bent portion located symmetrically to each other with respect to the first bent portion, and the data line includes a cover region which protrudes toward the pixel area and covers at least part of the pixel area.

Array substrate and liquid crystal display including the same

There is provided a display device including a first substrate, a second substrate facing the first substrate, a display layer disposed between the first and the second substrates, a light blocking pattern, and a sensing line. The first substrate may include a thin film transistor (TFT) disposed on a base substrate, a first passivation layer disposed on the TFT, a color filter disposed on the first passivation layer, and a second passivation layer disposed on the color filter. The display layer may include a first electrode disposed on the second passivation layer, a third passivation layer disposed on the first electrode, a second electrode disposed on the third passivation layer and connected to the TFT, and an optical layer disposed between the first and the second substrates. The light blocking pattern may be disposed on the third passivation layer. The sensing line may be disposed on the light blocking pattern.

Growing community of inventors

Seoul, South Korea

Seung Hyun Park