公开(公告)号：US20240363607A1

公开(公告)日：2024-10-31

申请号：US18438099

申请日：2024-02-09

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Wook LEE ,  Jang Soon PARK ,  Sung Geun BAE ,  Jun Ho BAE ,  Tae Hee LEE

IPC: H01L25/16 ,  H01L25/075 ,  H01L27/12 ,  H01L33/10 ,  H01L33/62

CPC classification number: H01L25/167 ,  H01L25/0753 ,  H01L27/124 ,  H01L33/10 ,  H01L33/62

Abstract: According to one or more embodiments of the disclosure, a display device comprises a pixel-circuit layer above a base layer and comprising a pixel circuit comprising a transistor comprising an active layer and a trench structure adjacent to the active layer and having reflexibility, and a light-emitting element on the pixel-circuit layer.

公开(公告)号：US20240339489A1

公开(公告)日：2024-10-10

申请号：US18745970

申请日：2024-06-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joo Woan CHO ,  Dae Ho SONG ,  Tae Hee LEE ,  Hyung Il JEON ,  Byeong Hwa CHOI

IPC: H01L27/15 ,  H01L23/00 ,  H01L23/48 ,  H01L25/18 ,  H01L27/105

CPC classification number: H01L27/156 ,  H01L23/481 ,  H01L24/06 ,  H01L25/18 ,  H01L24/05 ,  H01L24/08 ,  H01L24/16 ,  H01L24/48 ,  H01L27/105 ,  H01L2224/05025 ,  H01L2224/05541 ,  H01L2224/0613 ,  H01L2224/06181 ,  H01L2224/08225 ,  H01L2224/16145 ,  H01L2224/48229

Abstract: A display device includes a first substrate including a display area, a non-display area, and a plurality of pixel circuit units in the display area and the non-display area, a plurality of light emitting elements on the first substrate in the display area, the plurality of light emitting elements being electrically connected to the pixel circuit units, a hole mask layer on the first substrate and including a plurality of holes corresponding to the light emitting elements, a second substrate on the hole mask layer and including a plurality of open holes corresponding to the plurality of holes, and a plurality of light exit patterns in the plurality of the open holes of the second substrate corresponding to the plurality of holes, wherein each of the light exit patterns includes a first part in one of the plurality of open holes.

公开(公告)号：US20240120324A1

公开(公告)日：2024-04-11

申请号：US18462004

申请日：2023-09-06

Applicant: Samsung Display Co., LTD.

Inventor： Tae Hee LEE ,  Kyung Ho KIM ,  Young Seok SEO ,  Joo Woan CHO ,  Byeong Hwa CHO

IPC: H01L25/075

CPC classification number: H01L25/0753

Abstract: An apparatus for fabricating a display panel, including a film fixing module configured to fix a stretched film on which a plurality of light emitting elements are arranged, a film pressurizing module configured to pressurize the stretched film, a first thickness detection module configured to detect, at each pressurization step, a modulus of elasticity and a change in thickness of the stretched film that is pressurized and stretched by the film pressurizing module, a second thickness detection module configured to detect, at each pressurization step, a change in thickness of an adhesive applied in a front direction of the stretched film, an image detection module configured to photograph the plurality of light emitting elements arranged on the stretched film for each pressurization step and to detect a change in arrangement information of the light emitting elements, and a main processor configured to database feature change information.

公开(公告)号：US20230246134A1

公开(公告)日：2023-08-03

申请号：US17926242

申请日：2020-08-11

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan LEE ,  Hyun KIM ,  Sung Jin LEE ,  Jeong Hyun LEE ,  Tae Hee LEE ,  Seung Jin CHU

IPC: H01L33/38 ,  H01L33/62 ,  H01L25/075 ,  H01L33/20

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L25/0753 ,  H01L33/20

Abstract: The display device includes: a substrate; a first electrode and a second electrode that are disposed on the substrate and spaced apart from each other; a first insulating layer disposed between the first electrode and the second electrode and covering the first electrode and the second electrode; and a light emitting element disposed on the first insulating layer and extending in a first direction. The light emitting element includes: a first side extending in the first direction; a second side opposite to the first side; a first lateral side connecting first end portions of the first and second sides; and a second lateral side connecting second end portions of the first and second sides. Each of a first interior angle and a second interior angle, which are formed by the first side and the first and second lateral sides, is an acute angle.

公开(公告)号：US20230231071A1

公开(公告)日：2023-07-20

申请号：US18146972

申请日：2022-12-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hae Yun CHOI ,  Min Woo KIM ,  Dae Ho SONG ,  Tae Hee LEE ,  Joo Woan CHO

IPC: H01L33/00

CPC classification number: H01L33/005 ,  H01L2933/0025 ,  H10K71/50

Abstract: An apparatus for fabricating a display panel includes: a chamber; a first process driver configured to sequentially perform dispensing and coating processes on a display substrate or a light-emitting diode substrate in an internal processing space of the chamber; a second process driver configured to selectively perform at least one process selected from among moving, dipping, laminating, bonding, and laser irradiating processes on the display substrate or the light-emitting diode substrate; and a third process driver where the dipping and laminating processes on the display substrate or the light-emitting diode substrate are performed.

公开(公告)号：US20230152584A1

公开(公告)日：2023-05-18

申请号：US17872315

申请日：2022-07-25

Applicant: Samsung Display Co., LTD.

Inventor： Sung Kook PARK ,  Young Seok SEO ,  Sung Eun BAEK ,  Tae Hee LEE ,  Jin Woo CHOI

IPC: G02B27/01 ,  G06T19/00 ,  G06F3/042

CPC classification number: G02B27/0172 ,  G06T19/006 ,  G06F3/0421

Abstract: A display device for providing includes a display part outputting display light for displaying an image, an optical part forming a path of the display light so that the image is displayed on a transparent lens, and sensing a change in the amount of light according to a user's touch on the path of the display light outputting light amount detection signals, and a controller analyzing changes in the magnitude of the light amount detection signals to sense the user's touch, and activating a user interface function based on sensing results.

公开(公告)号：US20230127028A1

公开(公告)日：2023-04-27

申请号：US17841422

申请日：2022-06-15

Applicant: Samsung Display Co., LTD.

Inventor： Tae Hee LEE ,  Min Woo KIM

IPC: H04N13/383 ,  G06V20/20 ,  G06T19/00

Abstract: A device for providing augmented reality (AR) that can accurately detect an object or a text at which a user gazes, and can display an image associated with the detected object or text, and a system for providing AR using the same, and may include at least one display module configured to display an AR content image through a transparent lens, a sensing module configured to generate signals indicative of movement in left, right, up, and down directions, and to generate image data corresponding to a user's gaze direction, a biosensor configured to detect a user's pupil to output a pupil sensing signal, and a control module configured to detect gaze coordinate information based on the pupil sensing signal, and to extract an object or a text corresponding to the gaze coordinate information from the image data to generate AR content data including the extracted object or text.

公开(公告)号：US20230065336A1

公开(公告)日：2023-03-02

申请号：US17821129

申请日：2022-08-19

Applicant: Samsung Display Co., LTD.

Inventor： Joo Woan CHO ,  Dae Ho SONG ,  Byung Choon YANG ,  Tae Hee LEE ,  Byeong Hwa CHOI ,  Hae Yun CHOI

IPC: H01L33/62 ,  H01L33/38 ,  H01L25/075 ,  H01L33/64 ,  H01L33/50

Abstract: A display device is provided. The display device incudes a circuit substrate including pixel circuit units, and pads electrically connected to the pixel circuit units, a display substrate above the circuit substrate, including light-emitting elements electrically connected to the pixel circuit units, and defining via holes in a peripheral area around a cell part where the light-emitting elements are located, a circuit board above the display substrate, and including circuit board pads electrically connected to the pads, a heat dissipation substrate below the circuit substrate, and pad connecting electrodes in the via holes, and connected to the pads of the circuit substrate and to the circuit board pads of the circuit board.

公开(公告)号：US20220352447A1

公开(公告)日：2022-11-03

申请号：US17660304

申请日：2022-04-22

Applicant: Samsung Display Co., LTD.

Inventor： Tae Hee LEE ,  Sung Kook PARK ,  Joo Woan CHO ,  Jin Woo CHOI ,  Hae Yun CHOI

IPC: H01L33/62 ,  H01L33/50

Abstract: There is provided a display device including a display panel including first panel pads arranged along a plurality of rows, each of the rows extending in a first direction in a plan view, wires extending in a second direction crossing the first direction, each of the wires including a first bonding portion attached to a corresponding one of the first panel pads, and a first circuit board including first pads connected to the wires. The first panel pads in a first row of the plurality of rows in a plan view are exposed in the second direction crossing the first direction between the first panel pads in a second row neighboring to the first row of the plurality of rows.

公开(公告)号：US20220352250A1

公开(公告)日：2022-11-03

申请号：US17698485

申请日：2022-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joo Woan CHO ,  Ki Seong SEO ,  Byung Choon YANG ,  Tae Hee LEE ,  Hae Yun CHOI

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/62 ,  H01L33/64

Abstract: A display device is provided. The display device comprises a first substrate including a display area, and a non-display area surrounding the display area, light emitting elements in the display area on the first substrate, pads in the non-display area, and a circuit board including circuit board pads connected to the pads, and including a first cover layer facing the first substrate, and defining first opening holes formed to correspond to the circuit board pads, a metal layer on the first cover layer and having the circuit board pads therebelow, and a second cover layer on the metal layer, and defining second opening holes exposing a portion of the metal layer.