Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Lg Electronics Inc.

Lg Innotek Co., Ltd.

Seoul National University

Benedea Inc.

Hyunjoon Kim

Joonyong Park

Seogwoo Hong

Kyungwook Hwang

Junsik Hwang

Bongsu Shin

Sunghoon Lee

Jaeseung Chung

Jihyun Bae

Dongouk Kim

Dongsik Shim

Dongho Kim

Dongkyun Kim

Jaeyong Jang

Changsoo Lee

Kyunghoon Chung

Haemin Kim

Byungchang Yu

Sehyoung Cho

Hyojong Kim

Injae Hwang

Kyungseok Lee

Hongseok Lee

Mooyoung Kim

Jingu Heo

Gyungsoon Park

Sunhwa Lee

Samnyol Hong

Jangmi Kang

Salkmann Ji

Meehye Jung

Ilgon Kim

Hakryoul Kim

Cheolgon Lee

Seokho Song

Kwanhee Jeong

Bonwon Koo

Myunghoon Park

Sunghoon Cha

Sungjin Cho

Gyeongeon Lee

Wonkyu Kwak

Hoon Bae Kim

Dongwoo Kim

Dong Kyung Nam

Hoon Song

Minjung Kim

Jinho Lee

Yangwan Kim

Yoonsun Choi

Minjae Jeong

Kiwook Kim

Kwangmin Kim

Jaekeun Lim

Keunsoo Lee

Kangmoon Jo

Jisu Na

Cheol-Gon Lee

Deukseok Chung

Joongsoo Moon

Chongchul Chai

Chung Yi

Kyoungju Shin

Bon-Yong Koo

Zail Lhee

Jinmyoung Kim

Jinwook Lee

Kwanhyung Kim

Kichul Shin

Tae-Sik Yun

Seokwhan Chung

Alexander Victorovich Morozov

Hyungjoo Kang

Young Ju Jeong

Jeonguk Lee

Nakcho Choi

Joonggun Chong

Kyung-Bae Kim

Taekyung Yim

Dongryeol Lee

Kyungchan Chae

Kyunghoon Kim

Taewon Jeong

Hyunseok Shin

Bonyong Koo

Woong Hwang

Chulhyun Choi

Anuradha Kanukotla

Eunhyoung Cho

Donghoon Lee

Bon-yong Koo

Dong-hoon Lee

Changyun Moon

Minchul Yu

Kyungbae Kim

Sanghun Oh

Haesung Kim

Shanghyeun Park

A display apparatus includes a light-emitting diode, a driving transistor configured to control a driving current supplied to the light-emitting diode, a compensation transistor connected between a second terminal of the driving transistor and a gate electrode of the driving transistor and configured to compensate for a threshold voltage of the driving transistor, a first connection electrode configured to connect the gate electrode of the driving transistor and a first terminal of the compensation transistor to each other, and a driving voltage line on an insulating layer covering the first connection electrode, covering the gate electrode of the driving transistor, and having an opening overlapping the first connection electrode.

Display apparatus

An electronic device may comprise memory for storing a file obtained by compressing a file including at least one module as a package, and a processor, wherein the processor: generates an uncompressed file by decompressing the compressed file; stores the generated uncompressed file in the memory; during booting of the electronic device, identifies whether deformation has occurred in the uncompressed file; and in response to the occurrence of deformation in the uncompressed file, performs a recovery operation for the uncompressed file. A method comprises: generating an uncompressed file by decompressing a file obtained by compressing a file including at least one module as a package; storing the generated uncompressed file in a memory; during booting of the electronic device, identifying whether deformation has occurred in the uncompressed file; and in response to the occurrence of deformation in the uncompressed file, performing a recovery operation for the uncompressed file.

Electronic device for recovering file and operation method of electronic device

A display transfer structure includes a base layer, a flexible barrier rib positioned on the base layer and having a plurality of holes therein, and a plurality of micro light emitting diodes (LEDs) positioned respectively in the plurality of holes. A method of manufacturing the display transfer structure includes forming a flexible barrier rib having holes on a base layer, supplying liquid to the holes, supplying micro LEDs to the liquid, and scanning the flexible barrier rib with an absorber capable of absorbing the liquid to align each of the micro LEDs in a respective hole such that electrodes of the micro LEDs face an outside of the holes.

Display transfer structure and method of manufacturing the same

A display device includes a first substrate including a display area including pixels and a non-display area adjacent to the display area, a second substrate facing to the first substrate, a sealing member contacting the first substrate and the second substrate and disposed in the non-display area, a light emitting diode disposed on the first substrate in the display area, a protective layer covering the light emitting diode and spaced apart from the sealing member, a spacer disposed in the non-display area, disposed between the protective layer and the sealing member and surrounding the display area, and a filler disposed between the first substrate and the second substrate.

Display device and method for manufacturing the same

Provided is a display transfer structure including a substrate including a plurality of wells, and a plurality of light emitting elements disposed in the plurality of wells, wherein the plurality of light emitting elements have a rotationally asymmetric planar shape, and wherein the plurality of wells respectively have a planar shape different from a planar shape of each of the plurality of light emitting elements.

Display transfer structure including light emitting elements and transferring method of light emitting elements

A micro light-emitting element includes a first conductivity type semiconductor layer including a lower surface on which an uneven pattern is formed, an active layer provided on the first conductivity type semiconductor layer, a second conductivity type semiconductor layer provided on the active layer, at least one electrode provided on the second conductivity type semiconductor layer, and a transparent coating layer including a first surface covering the lower surface of the first conductivity type semiconductor layer, and a second surface facing the first surface and having a second surface roughness that is less than a first surface roughness of the lower surface of the first conductivity type semiconductor layer.

Micro light-emitting element, micro light-emitting element array including the micro light-emitting element, and display device including the micro light-emitting element array

A device transfer substrate includes a plurality of recesses, wherein each of the plurality of recesses includes a first region having a shape of a first figure, a second region having a shape of a second figure, and an overlapping region formed as a portion of the first region partially overlaps a portion of the second region, wherein a maximum width of the overlapping region in a direction intersecting with a straight line passing through a center of the first figure and a center of the second figure is less than a diameter or a diagonal length of the first figure and less than a diameter or a diagonal length of the second figure.

Device transfer substrate receiving a light emitting device, device transfer structure, and display apparatus

A pixel that emits light at brightness corresponding to the amount of a driving current regardless of a threshold voltage of a driving transistor, and secure sufficient compensation time by separating an operation of compensating for the threshold voltage of the driving transistor and an operation of writing a data signal, and a display apparatus including the pixel.

Pixel and display apparatus

A method of manufacturing a micro-light-emitting diode (LED) array includes: providing a first substrate including a plurality of circular grooves formed on a first surface thereof; supplying a plurality of micro-LEDs onto the first surface of the first substrate; and aligning the plurality of micro-LEDs with the plurality of circular grooves, wherein at least two electrodes are formed on a second surface of each of the plurality of micro-LEDs to be apart from each other, and the at least two electrodes include a first electrode formed to be relatively close to a center of the second surface and at least one second electrode formed at an edge of the second surface.

Micro-light-emitting-diode array and method of manufacturing the same

A display apparatus includes a pixel part including a plurality of pixels, and a gate driving circuit. Each of the plurality of pixels is driven in one first scan period and one or more second scan periods during one frame in a driving mode driven at a first driving frequency lower than a maximum driving frequency.

A light-emitting device may include a light-emitting cell emitting first-color light and second-color light, an insulating layer having a flat upper surface while covering the light-emitting cell, a first trench exposing a first semiconductor layer, a second trench exposing a second semiconductor layer, a first electrode in contact with the first semiconductor layer, a second electrode in contact with the second semiconductor layer, and a third electrode in contact with a third semiconductor layer.

Light-emitting device and display apparatus including the same

A pixel of a display device includes a light emitting diode, a capacitor, and first to fourth transistors, where the first transistor is connected to the light emitting diode, and the second transistor is connected between the first transistor and a data line. A first electrode of the first transistor receives a data signal during a driving frame and a bias signal during a bias frame through the data line and the second transistor.

Pixel and display device

Provided is a light-emitting device including a body including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode and a second electrode provided on a first surface of the body, the first electrode and the second electrode being in contact with the first semiconductor layer and the second semiconductor layer, respectively, and a third electrode and a fourth electrode provided on a second surface of the body, the third electrode and the fourth electrode being in contact with the first semiconductor layer and the second semiconductor layer, respectively.

A method of determining whether a display manufacturing facility is abnormal includes a first step of obtaining facility information data of facilities used to manufacture a display panel, a second step of preparing a display module by attaching a printed circuit board and a driving chip to the display panel, a third step of obtaining preliminary inspection data through an on-off test on the display module, a fourth step of associating the facility information data with the preliminary inspection data, establishing a database by repeatedly performing the first step to the fourth step, obtaining real-time inspection data through an on-off test on a display module to be inspected, determining whether the display module to be inspected is normal, and determining a facility causing abnormality of the display module, from the real-time inspection data by using the database, in case that the display module to be inspected is abnormal is determined.

Method of determining abnormality of display manufacturing facility

A micro-semiconductor chip wet alignment apparatus is provided. The micro-semiconductor chip wet alignment apparatus includes a semiconductor chip wet supply module configured to supply the plurality of micro-semiconductor chips and a liquid onto the transfer substrate so that the plurality of micro-semiconductor chips are flowable on the transfer substrate; and a chip alignment module including an absorber capable of relative movement along a surface of the transfer substrate and configured to absorb the liquid so that the plurality of micro-semiconductor chips are aligned in the plurality of grooves.

Micro-semiconductor chip wetting alignment apparatus

Growing community of inventors

Seoul, South Korea

Hyunjoon Kim