Lg Display Co., Ltd.

Lg Electronics Inc.

Wonjin Choi

Geesung Chae

Sejin Jang

Dongcheon Shin

Hyesun Son

Jinki Kim

Minho Park

Changbai Won

Junghan Kim

Myoungku Lee

JungHan Kim

GeeSung Chae

Yongho Lee

Younghoon Kim

Junhee Kim

Peelhyuk Lim

Seungcheol You

Jungmin Yoon

Seyun Hwang

JiGon Kim

ChaeKyung Lim

An adhesive film includes an upper protective layer, a lower protective layer, and an adhesive layer between the upper protective layer and the lower protective layer. The adhesive layer includes a first adhesive layer and a second adhesive layer on the first adhesive layer. The first adhesive layer includes an acrylic resin, a photoinitiator, and a monofunctional monomer. The second adhesive layer includes an acrylic resin, a photoinitiator, and a multifunctional monomer.

Adhesive film and optical device including the same

An organic light emitting display panel and an organic light emitting display device include an encapsulation layer positioned on a substrate where an organic light emitting element is disposed, a plurality of color filters positioned on the encapsulation layer, an overcoat layer in an opaque color, positioned on the plurality of color filters and including a plurality of colored particles, and an adhesive layer positioned on the overcoat layer and having reduced external light reflectance and power consumption by adjusting the thickness of the overcoat layer or the thickness of the color filter layer for each subpixel and allowing the overcoat layer to differ in color from the plurality of color filter layers.

Organic light emitting display device including overcoat layer having colored particles

An electroluminescent display apparatus includes a substrate, a plurality of light emitting elements disposed on a flexible substrate, and an encapsulating unit disposed on the plurality of light emitting elements. The encapsulating unit includes a first encapsulating layer, a second encapsulating layer, and a third encapsulating layer, and at least one of the first encapsulating layer, the second encapsulating layer, and the third encapsulating layer is patterned to have a plurality of patterns which are isolated and independent from each other.

Electroluminescent display apparatus

An organic light emitting display device includes a substrate having a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel arranged in a quad type of a 2&#xd7;2 matrix form, a first color filter disposed in the first sub-pixel, a second color filter disposed in the second sub-pixel, a third color filter disposed in the third sub-pixel, and a planarization layer covering the first to third color filters, wherein the planarization layer has a concave portion of a lens shape in the fourth sub-pixel, wherein the concave portion has a width greater than that of the fourth sub-pixel. Accordingly, the organic light emitting display device with improved light extraction efficiency of the fourth sub-pixel may be implemented.

Organic light emitting display device

An adhesive film includes an upper protective layer, a lower protective layer, and an adhesive layer between the upper protective layer and the lower protective layer. The adhesive layer includes an acrylic resin, a photoinitiator, and a fluorinated monomer. The fluorinated monomer includes an amount of 0.1 parts by weight or more based on 100 parts by weight of the acrylic resin.

An apparatus includes a substrate; a display panel on the substrate; and a protective film protecting one of the substrate and the display panel, wherein the protective film includes a first protective film and a second protective film, wherein the first protective film is disposed closer to the display panel than the second protective film, and wherein the first protective film includes a polymerizable compound having an adhesive strength that changes with energy irradiated onto the polymerizable compound.

Apparatus, method of manufacturing display apparatus, and protective film

A display device includes a stretchable display panel that includes a plurality of lines and a plurality of subpixels; a driving circuit that drives the plurality of lines; a controller that controls the driving circuit; and a sensing circuit that sends a time constant related value including at least one of a resistance value, a capacitance value and a time constant value of the plurality of lines, and that outputs the sensed time constant related value, wherein the controller controls a timing for driving at least one of the plurality of lines, or controls characteristics of a signal supplied to at least one of the plurality of lines to be changed in accordance with the time constant related value obtained by sensing at least one of the plurality of lines when the stretchable display panel is stretched.

Stretchable display device, panel driving circuit and the method of driving the same

A manufacturing method of a micro-LED display device comprises forming a plurality of thin-film transistor array areas that includes a plurality of thin-film transistor arrays on a first substrate; forming a plurality of micro-LED array areas that includes a plurality of micro-LED arrays on a second substrate; transferring the plurality of micro-LED array areas that correspond to the plurality of thin-film transistor array areas onto the first substrate; forming a bank film on a third substrate over the first substrate; patterning the bank film to form a first bank layer that corresponds to a boundary area between the plurality of micro-LED arrays and a second bank layer that corresponds to an edge area of the plurality of micro-LED array areas, to form a pixel area and a pixel array area, and to remove the bank film in a boundary area between the second bank layers adjacent to each other; cutting the third substrate and the first substrate along a scribe zone that is set in a boundary area between the second bank layers adjacent to each other; and separating a plurality of pixel arrays that includes the plurality of thin-film transistor arrays and the plurality of micro-LED arrays from the first substrate and transferring the plurality of pixel arrays onto a fourth substrate.

High-resolution micro-LED display device and manufacturing method of the same

Disclosed herein is an electroluminescent display device. The electroluminescent display device includes: a substrate; a plurality of anodes disposed on the substrate; a bank disposed over the substrate and the plurality of anodes, the bank comprising a plurality of openings each exposing a part of the respective anodes, and one or more holes formed between the openings; a plurality of emission layers on each of the anodes; and a plurality of cathodes on each of the emission layers. It is possible to suppress the color mixing occurring when light emitted from a electroluminescent element is reflected to another emission area for representing a different color rather than its emission area.

Electroluminescent display device

A liquid crystal polymer composition comprising a liquid crystal, acrylic monomers including an acrylic monomer group (A) including a cyclic ring and an acrylic monomer group (B) including a chain structure or a cyclohexanol, and a photo initiator.

Liquid crystal polymer composition, liquid crystal display and method for manufacturing the same

A key module includes a first bracket, a second bracket coupled to the first bracket to form an internal space and including an opening region, and a sensor bracket allowing a fingerprint sensor unit and a press key unit to be mounted therein, and mounted to be movable in the internal space such that one region of the fingerprint sensor unit is exposed through the opening region, wherein one surface of the fingerprint sensor unit is exposed, the press key unit is disposed on the other surface of the fingerprint sensor unit, and the press key unit includes a circuit board and a dome switch disposed on the circuit board to face the first bracket.

Key module and mobile terminal having the same

The present disclosure provides a liquid crystal display device and a method for manufacturing the same. The device includes: a first substrate; a second substrate spaced apart from and opposite to the first substrate; a first lower alignment layer formed on an upper surface of the first substrate; a first upper alignment layer formed on a lower surface of the second substrate; a second alignment layer formed in an array on either or both of an upper surface of the first lower alignment layer and a lower surface of the first upper alignment layer; a polymer barrier positioned between the first substrate and the second substrate, the polymer barrier formed on the array of the second alignment layer; and a liquid crystal positioned between the polymer barriers.

Liquid crystal display device and method for manufacturing the same

A mobile terminal including a frame having a depressed portion; a display panel positioned on a first side of the frame facing the display panel; and a short range antenna disposed in the depressed portion and between the frame and the display panel and having a radiation direction toward the display panel.

Growing community of inventors

Seoul, South Korea

Wonjin Choi