Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Lg Display Co., Ltd.

Seoul National University

Sungjin Kang

Junhee Choi

Kyungwook Hwang

Junsik Hwang

Jinjoo Park

Junghun Park

Joohun Han

Kiho Kong

Sesook Oh

Yeonsuk Na

Yunmi Kwon

Kyunghye Seo

Samsick Kim

Yoonseok Yang

Hoyoung Ahn

Wonsik Kim

Jongin Lim

Byungchang Cha

Geunyong Kim

Seungmin Lee

Hongjo Shim

Jonghyun Han

Gukchan Lim

Seonghyok Kim

Mihyun Park

Sangtae Park

Hojae Jung

Juha Hyun

JaeGyun Lee

Songyi Baek

Euijoon Yoon

Shinnyue Kang

Jihye Ham

Kyungjin Moon

Jonggon Shin

Seoyeon Lee

Sangjoon Park

Seulah Lee

Sangkyu Kang

Jongmyeong Kim

Jehong Oh

Jungel Ryu

Woosik Jung

Heeyoung Lim

Haktae Kim

Myoungsuk Chae

Kyuheon Lee

Myungdeok Bae

Seungho Ryoo

Jongmyeong Lim

Younggu Chung

Bongseok Kang

A method for calibrating a LED display device, according to one embodiment of the present invention, comprises the steps of: providing one module composed of a plurality of pixels; providing a cabinet composed of a plurality of modules; providing an LED display device composed of a plurality of cabinets; and calibrating by cell unit, which is larger than the size of the pixel and is smaller than the size of one module.

LED display device, and method for calibrating LED display device

The present disclosure relates to an image display apparatus and a video wall including the same. The image display apparatus according to an embodiment of the present disclosure includes: a panel including a plurality of light emitting diodes; and a driving controller configured to output a scan signal to the plurality of light emitting diodes for each of a plurality of subframe periods, in which the driving controller outputs a scan signal and a data signal to the light emitting diode during the plurality of subframe periods in a first mode corresponding to a display mode, and outputs only any one of the scan signal and the data signal during some subframe periods among the plurality of subframe periods in a second mode for sensing a pointer light. Accordingly, the pointer light can be stably sensed without a separate optical sensor.

Image display apparatus including a display mode and a pointer light sensing mode, and video wall including the same

A light-emitting diode (LED) includes a first semiconductor layer, an active layer, and a second semiconductor layer that are sequentially stacked, and includes a first electrode pad, a second electrode pad and a third electrode pad disposed on the second semiconductor layer in a direction from a corner of the second semiconductor layer to an opposite corner of the second semiconductor layer. An LED includes a first electrode pad disposed at a center of the LED and in contact with a P-type semiconductor layer and a second electrode pad in contact with an N-type semiconductor layer, wherein the second electrode pad is disposed a maximum distance away from the first electrode pad on the same surface.

Light-emitting diode and backplane and LED display including the same

Provided is a display device including a substrate, a transfer guiding mold provided on the substrate and including a plurality of openings, and a plurality of micro light emitting diodes (LEDs) provided on the substrate in the plurality of openings, wherein a height of the transfer guiding mold is less than twice a height of each of the plurality of micro LEDs.

Display device

A high-resolution display device is provided. The high-resolution display device includes a light-emitting layer including a first semiconductor layer, an active layer, and a second semiconductor layer, a plurality of transparent electrodes respectively formed on the second semiconductor layer in sub-pixel regions, a first electrode connected to the first semiconductor layer, a plurality of second electrodes connected to the plurality of transparent electrodes, a color-converting layer arranged over the light-emitting layer and configured to emit light of a predetermined color based on light generated by the light-emitting layer, which are sequentially stacked on a substrate including a plurality of sub-pixel regions. One or more ion injection regions corresponding to current injection regions corresponding to the plurality of the sub-pixel regions is formed in the second semiconductor layer.

High-resolution display device

Provided are a display apparatus and a method of manufacturing the same. The display apparatus includes a support substrate, a driving layer provided on the support substrate and including a driving element configured to apply power to a pixel electrode, and a light-emitting layer provided on the driving layer.

Display apparatus and method of manufacturing the same

Disclosed herein are a digital signage system for limiting a luminance range settable by a user according to the number of power supply units (PSUs) and a method of operating the same. The digital signage system includes a panel configured to display an image, a plurality of light emitting diode (LED) driver modules configured to provide to the panel, a display device including at least one power supply unit configured to supply power to the panel and the plurality of LED driver modules, and a system controller configured to control the display device. The system controller includes a display configured to display a luminance setting screen for controlling luminance of the image and a controller configured to change a settable maximum luminance value according to the number of power supply units when the luminance setting screen is displayed.

Digital signage system and operating method therefor

Provided is a light-emitting device including a substrate, a light-emitting pattern provided on the substrate, a first reflection film provided between the light-emitting pattern and the substrate, a second reflection film provided on a side surface of the light-emitting pattern, and a passivation film provided between the light-emitting pattern and the second reflection film, wherein the second reflection film is electrically connected to the light-emitting pattern, and a portion of light generated from the light-emitting pattern is emitted through an upper surface of the light-emitting pattern after being reflected by at least one of the first reflection film and the second reflection film.

Light-emitting device and display device including the same

A method of aligning micro LEDs and a method of manufacturing a micro LED display using the same are provided. The method of aligning micro LEDs includes providing micro LEDs, each having a first surface that has a first maximum width and a second surface opposite to the first surface and has a second maximum width that is greater than the first maximum width, providing a transfer substrate including a transfer mold that has an array of openings, each of the openings being configured to accommodate the first surface of a corresponding micro LED and not accommodate the second surface of the corresponding micro LED and aligning the micro LEDs in one direction in the openings of the transfer mold by inserting the micro LEDs into the openings of the transfer mold so that the first surface of each of the micro LEDs is positioned within a corresponding opening.

Method of aligning micro LEDs and method of manufacturing micro LED display using the same

The present invention relates to a mobile terminal capable of utilizing, as a control use, an hour hand and a minute hand, and a control method therefor. To this end, the mobile terminal can comprise a display unit for outputting information, and a control unit for controlling the outputting, through the display unit, of information corresponding to a time indicated by the hour hand and the minute hand, if a first touch input for outputting the hour hand the minute hand through the display unit is received or if a second touch input for dragging any one of the hour hand and the minute hand outputted through the display unit is received.

Mobile terminal and control method therefor

The present invention may comprise: a terminal body having a front surface and a rear surface; a display unit disposed on the front surface and configured to output first screen information; a rear input unit disposed on the rear surface and configured to receive a touch input; and a control unit which, when a predetermined touch input is received by the rear input unit, controls the display unit to display a window area on at least one area of the first screen information, wherein the window area is displayed while a touch is sensed by the rear input unit, and a apart of second screen information, which has been output on the display unit before the first screen information is output, is displayed in the window.

Mobile terminal having front surface and rear surface with preset input applied to rear input unit causing portion of screen information and portion of home screen displayed together on front surface

Growing community of inventors

Seoul, South Korea

Sungjin Kang