Lg Display Co., Ltd.

Nam-Kook Kim

Soon-Sung Yoo

Seung-Hee Nam

Youn-Gyoung Chang

Yun-Ho Kook

Chul-Ho Kim

Tae-Ok Kim

Seung-Hyun Youk

Jung-Eun Lee

Jung-eun Lee

Tae-Joon Song

Shin-Bok Lee

Jeong-Hoon Lee

Kyung-Ha Lee

Sang-Chul Jung

Youn-Gyong Chang

Hwan-Keon Lee

Jun-Young Yang

Disclosed is a roll-to-roll substrate deposition apparatus which may control the width and length of a deposition area so as to adjust the size of a thin film. The roll-to-roll substrate deposition apparatus includes a deposition area controller disposed between a flexible substrate supplied to the inside of a chamber and a deposition unit supplying a deposition material to the flexible substrate so as to adjust the width and length of a thin film formed of the deposition material on one surface of the flexible substrate.

Roll-to-roll substrate deposition apparatus

A lighting panel and method of fabricating the same, lighting module, lighting panel, and lighting system are provided. The lighting panel includes a material layer on a substrate; an auxiliary electrode embedded in the material layer; a first electrode on the material layer and electrically connected to the auxiliary electrode; an organic light-emitting layer and a second electrode in an emission portion where the first electrode is provided; and an encapsulation member in the emission portion of the substrate.

Lighting panel and method of fabricating the same, lighting module, lighting device, and lighting system

Discussed is a lighting apparatus having an organic light-emitting element configured as a transparent window and provided with an optical filter to prevent transmission of light when light having an intensity higher than a preset intensity is incident on the lighting apparatus so as to allow the lighting apparatus to be driven in a transparent mode, an opaque mode, and a lighting mode. The organic light-emitting element includes first and second electrodes and an organic emission layer disposed between the first electrode and the second electrode to emit light when a signal is applied thereto. The organic light-emitting element performs single-side emission or dual-side emission. The optical filter is formed of a photochromic material or an electrochromic material to make the lighting apparatus be opaque so as to adjust the transmissivity of light when the light having the intensity higher than the preset intensity is incident on the lighting apparatus.

Lighting apparatus having light-filtering function and vehicle sunroof using the same

Disclosed is a method for forming a display device. The method includes forming an alignment mark on a front surface of a substrate having a display region and a non-display region surrounding the display region, forming an alignment protection pattern on a rear surface of the substrate such that the alignment protection pattern overlaps the alignment mark, and forming a light-shielding member in the non-display region on the rear surface of the substrate such that the light-shielding member forms a boundary with the alignment protection pattern.

Display device and method for manufacturing the same

A lighting apparatus using an organic light-emitting diode (OLED) of the present disclosure is characterized in that an inner light extraction layer is provided between a substrate and an OLED, and concurrently, a multi-buffer layer, of which a refractive index is gradually changed, is formed on the inner light extraction layer. According to the present disclosure, light extraction due to scattering may be improved by applying the inner light extraction layer, and a waveguide mode may be extracted as light by applying the multi-buffer layer, thereby improving luminous efficiency.

Lighting apparatus using organic light-emitting diode

Disclosed is a display device that includes a substrate having an active area and a dead area around the active area; an alignment mark on the inside surface of the substrate in a part of the dead area; and a light-shielding pattern on a rear surface of the substrate in the dead area, the light-shielding pattern including a mark hole for exposing the alignment mark. By providing the light-shielding pattern on a display surface in the dead area, the display device has expanded active display area and improved visual appreciation.

Display device including alignment mark and light shielding pattern

Disclosed is a method for fabricating a clich&#xe9; that can prevent formation of a defective thin film pattern, and a method for forming a thin film pattern using the same. The method for fabricating a clich&#xe9; includes providing a base substrate having first and second regions, forming a first depressed pattern having a first depth and a first width at a first region, and a second depressed pattern having a second width greater than the first width and a depth the same with the first depth at a second region, forming a protective film for exposing the second region and covering the first region, the protective film having adhesivity, forming the second depressed pattern to have a second depth deeper than the first depth of the first depressed pattern at the first region by using the protective film having the adhesivity, and removing the protective film.

Method for fabricating clich&#xe9;, and method for forming thin film pattern by using the same

A pattern transcription apparatus comprises a clich&#xe9; including a concave portion, a convex portion and a printing stopper, the printing stopper formed on a bottom surface of the concave portion; and a blanket, on which a resist material layer is coated, rotatable on the clich&#xe9;, wherein a surface energy density of the blanket is greater than a surface energy density of the printing stopper and is smaller than a surface energy of the clich&#xe9;.

Pattern transcription device and method of fabricating clich&#xe9; for the same

A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.

Liquid crystal display device having gate or data pad portions arranged in a zigzag or an oblique line format

A method for fabricating an LCD includes: providing a substrate with a thin film transistor (TFT) part defined thereon; forming a metallic film for a gate electrode on the substrate; etching the metallic film through a first printing process to form a gate electrode; sequentially forming a gate insulating layer, a semiconductor layer, and a metallic film for source and drain electrodes on the substrate; selectively etching the metallic film for source and drain electrodes, the semiconductor layer and the gate insulating layer through a second printing process to form a gate insulating layer pattern, a preliminary active pattern and a metallic film pattern which are sequentially stacked such that the gate insulating layer pattern is over-etched from the side of the preliminary active pattern; forming an insulating layer on the substrate with the metallic film pattern; etching the insulating layer to expose the metallic film pattern; forming a transparent conductive film on the metallic film pattern and a remaining insulating film; and selectively etching the transparent conductive film, the metallic film pattern, the preliminary active pattern to form an active pattern, a source electrode, a drain electrode, and a pixel electrode connected with the drain electrode.

Liquid crystal display and fabrication method thereof

Liquid crystal display device

A method for fabricating an LCD includes: providing a substrate with a thin film transistor (ITT) part defined thereon; forming a metallic film for a gate electrode on the substrate; etching the metallic film through a first printing process to form a gate electrode; sequentially forming a gate insulating layer, a semiconductor layer, and a metallic film for source and drain electrodes on the substrate; selectively etching the metallic film for source and drain electrodes, the semiconductor layer and the gate insulating layer through a second printing process to form a gate insulating layer pattern, a preliminary active pattern and a metallic film pattern which are sequentially stacked such that the gate insulating layer pattern is over-etched from the side of the preliminary active pattern; forming an insulating layer on the substrate with the metallic film pattern; etching the insulating layer to expose the metallic film pattern; forming a transparent conductive film on the metallic film pattern and a remaining insulating film; and selectively etching the transparent conductive film, the metallic film pattern, the preliminary active pattern to form an active pattern, a source electrode, a drain electrode, and a pixel electrode connected with the drain electrode.

Growing community of inventors

Suwon-si, South Korea

Nam-Kook Kim