公开(公告)号：US20220415850A1

公开(公告)日：2022-12-29

申请号：US17819300

申请日：2022-08-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Jin LEE ,  Jin Yeong KIM ,  Jin Taek KIM ,  Soo Hyun MOON ,  Tae Hoon YANG ,  Seung Min LEE

IPC: H01L23/00 ,  H01L25/16 ,  H01L27/12

Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.

公开(公告)号：US20210111303A1

公开(公告)日：2021-04-15

申请号：US16937255

申请日：2020-07-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin LEE ,  Jin Yeong KIM ,  Jin Taek KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG

IPC: H01L33/00 ,  H01L25/075 ,  H01L33/40 ,  H01L33/42

Abstract: A method of manufacturing a display device includes: forming a first electrode on a substrate; forming an insulating layer on the substrate and on the first electrode;
providing light emitting elements in the insulating layer, each of the light emitting elements having a long axis and a short axis crossing the long axis and being configured to emit light; aligning the light emitting elements such that one end of each of the light emitting elements faces the substrate and the long axis of each of the light emitting elements is arranged in a direction from the substrate toward the insulating layer; patterning the insulating layer to form an insulating pattern exposing another end of each of the light emitting elements; and forming a second electrode electrically connected to the exposed other end of each of the light emitting elements.

公开(公告)号：US20210193614A1

公开(公告)日：2021-06-24

申请号：US16996714

申请日：2020-08-18

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin LEE ,  Jin Yeong KIM ,  Jin Taek KIM ,  Soo Hyun MOON ,  Tae Hoon YANG ,  Seung Min LEE

IPC: H01L23/00 ,  H01L25/16 ,  H01L27/12

Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.

公开(公告)号：US20210134877A1

公开(公告)日：2021-05-06

申请号：US17023068

申请日：2020-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Jin Yeong KIM ,  Soo Hyun MOON ,  Sang Ho PARK ,  Seung Min LEE ,  Jin Woo LEE ,  Tae Hoon YANG

IPC: H01L27/15 ,  H01L33/62 ,  G09G3/32 ,  H01L33/06 ,  H01L33/38

Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.

公开(公告)号：US20210028244A1

公开(公告)日：2021-01-28

申请号：US16927369

申请日：2020-07-13

Applicant: Samsung Display Co., LTD.

Inventor： Woong Hee JEONG ,  Ki Bum KIM ,  Jin Yeong KIM ,  Hyang A PARK ,  Tae Hoon YANG ,  Jong Chan LEE

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes light transmitting areas including a first light transmitting area and light emitting areas around the light transmitting areas and including a first light emitting area disposed around the first light transmitting area, wherein the first light emitting area includes a first-first light emitting area adjacent to a first portion of each of the light transmitting areas, a first-second light emitting area adjacent to a second portion of each of the light transmitting areas, a first-third light emitting area adjacent to a third portion of each of the light transmitting areas, and a first-fourth light emitting area disposed adjacent to a fourth portion of each of the light transmitting areas. The first-first to first-fourth light emitting areas each include at least one of first to third light emitting portions to emit light of first to third colors, respectively.

公开(公告)号：US20220352450A1

公开(公告)日：2022-11-03

申请号：US17867627

申请日：2022-07-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Yeong KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L33/62 ,  H01L33/20 ,  G09G3/32 ,  H01L33/38 ,  H01L25/16 ,  H01L27/32 ,  H01L25/075

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US20210151499A1

公开(公告)日：2021-05-20

申请号：US17097932

申请日：2020-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Ho PARK ,  Sung Hoon KIM ,  Jin Yeong KIM ,  Jin Taek KIM ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L27/15 ,  H01L33/62 ,  H01L33/38 ,  H01L33/40

Abstract: A display device includes a substrate having an emission area and a non-emission area, a first electrode and a second electrode spaced from each other on the substrate in the emission area, a first insulating layer on the substrate in the emission area and the non-emission area and covering at least a portion of the first electrode and the second electrode, a light-emitting element between the first electrode and the second electrode, a first contact electrode on the first electrode and in contact with one end portion of the light-emitting element, and a second contact electrode on the second electrode and in contact with the other end portion of the light-emitting element, a first active material layer on the first insulating layer in the non-emission area and electrically connected to the first contact electrode, and a gate insulating layer on the first active material layer.

公开(公告)号：US20210151419A1

公开(公告)日：2021-05-20

申请号：US16991515

申请日：2020-08-12

Applicant: Samsung Display Co., LTD.

Inventor： Seung Min LEE ,  Jin Yeong KIM ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE ,  Jin Woo LEE

IPC: H01L25/075 ,  H01L27/15

Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.

公开(公告)号：US20210043707A1

公开(公告)日：2021-02-11

申请号：US16937035

申请日：2020-07-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Ho PARK ,  Yeon Hong KIM ,  Jin Yeong KIM ,  Jin Taek KIM ,  Soo hyun MOON ,  Mi Jin PARK ,  Tae Hoon YANG ,  Sung-Jin LEE ,  Jin Woo LEE ,  Kwang Taek HONG

IPC: H01L27/32 ,  G09G3/3233 ,  G09G3/3258

Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic tight emitting diode.

公开(公告)号：US20250151513A1

公开(公告)日：2025-05-08

申请号：US19014625

申请日：2025-01-09

Applicant: Samsung Display Co., LTD.

Inventor： Tae Jin KONG ,  Jin Yeong KIM ,  Jun Seok MIN ,  Il YOU ,  Hae Ju YUN ,  Seon Beom JI

IPC: H10K50/856 ,  G09F9/30 ,  H10K50/86 ,  H10K102/00

Abstract: A display device comprises a display panel, a panel support member disposed on a surface of the display panel and including segments that are spaced apart from each other, and a reflective layer disposed between the segments.