公开(公告)号：US20240096903A1

公开(公告)日：2024-03-21

申请号：US18317327

申请日：2023-05-15

Applicant: Samsung Display Co., LTD.

Inventor： Veidhes BASRUR ,  Jin Taek KIM ,  Ki Nyeng KANG ,  Yong Tae CHO

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

CPC classification number: H01L27/124 ,  H01L24/05 ,  H01L24/29 ,  H01L24/32 ,  H01L25/167 ,  H01L27/1288 ,  H01L2224/05573 ,  H01L2224/29028 ,  H01L2224/32225

Abstract: A display device includes electrodes spaced apart from each other in a display area, an insulating layer disposed on the electrodes, light emitting elements disposed between the electrodes on the insulating layer, a signal line electrically connected to the light emitting elements, and a pad electrode electrically connected to the signal line, the pad electrode and the electrodes being disposed on a same layer in a non-display area. The insulating layer includes an opening exposing the pad electrode, and the signal line does not overlap the opening of the insulating layer in plan view.

公开(公告)号：US20230091726A1

公开(公告)日：2023-03-23

申请号：US17945373

申请日：2022-09-15

Applicant: Samsung Display Co., LTD.

Inventor： Do Yeong PARK ,  In Woo KIM ,  Chong Chul CHAI ,  Chang Woo KWON ,  Kyung Bae KIM ,  Dae Cheol KIM ,  Jong Hwan PARK ,  Yong Tae CHO ,  Kook Hyun CHOI

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

Abstract: A display device includes a substrate including a display area and a non-display area; pixels disposed in the display area and including respective light emitting units; a first conductive pattern disposed between the pixels; and a power source line disposed in the non-display area and electrically connected to the first conductive pattern. Each of the light emitting units includes a light emitting element, a first pixel electrode disposed on a first end of the light emitting element, and a second pixel electrode disposed on a second end of the light emitting element. The first conductive pattern and the second pixel electrode are disposed on a same layer.

公开(公告)号：US20180182748A1

公开(公告)日：2018-06-28

申请号：US15798921

申请日：2017-10-31

Applicant: Samsung Display Co., Ltd.

Inventor： Jee Hoon HAN ,  Won Jun LEE ,  Kyung Suk JUNG ,  Yong Tae CHO ,  O Sung SEO ,  Yun Seok LEE

IPC: H01L27/02 ,  H01L27/12 ,  H01L29/417 ,  H01L29/49 ,  G09G3/36

Abstract: A scan driver has a plurality of stages configured to supply a scan signal to scan lines. The plurality of stages include a stage coupled to a scan line of the scan lines. The stage includes a first transistor including a gate electrode, a drain electrode and a source electrode and is configured to output the scan signal to the scan line; a second transistor provided on a side of the first transistor and connected to the drain electrode; a third transistor provided on the side of the first transistor and connected to the source electrode; a capacitor provided between the scan line and the first transistor; a first dummy transistor provided between the first transistor and the capacitor and connected to the capacitor; and a second dummy transistor provided between the first transistor and the second transistor and connected to both the first transistor and the second transistor.

公开(公告)号：US20240234663A9

公开(公告)日：2024-07-11

申请号：US18488705

申请日：2023-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Veidhes BASRUR ,  Ki Nyeng KANG ,  Ock Soo SON ,  Yong Tae CHO ,  Jong Hwan CHA

IPC: H01L33/62 ,  H01L25/16

CPC classification number: H01L33/62 ,  H01L25/167

Abstract: A pixel may include: an emission area and a non-emission area; a first bank in the non-emission area, the first bank including an opening corresponding to the emission area; a first electrode, a second electrode, and an intermediate electrode that are spaced from each other; light emitting elements in the emission area, each of the light emitting elements including one end portion electrically connected to one of the first electrode, the second electrode, or the intermediate electrode and an other end portion electrically connected to another one of the first electrode, the second electrode, or the intermediate electrode; and a sub-bank located in the opening of the first bank, the sub-bank being spaced from the first bank. The intermediate electrode may be around at least a portion of the sub-bank.

公开(公告)号：US20240088340A1

公开(公告)日：2024-03-14

申请号：US18457840

申请日：2023-08-29

Applicant: Samsung Display Co., LTD.

Inventor： Yong Tae CHO ,  Ki Nyeng KANG ,  Veidhes BASRUR ,  Jin Taek KIM ,  Ock Soo SON

IPC: H01L33/62 ,  H01L25/075 ,  H01L25/16 ,  H01L27/12 ,  H01L33/38 ,  H01L33/40

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L25/167 ,  H01L27/1218 ,  H01L27/1262 ,  H01L33/38 ,  H01L33/40 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device includes a substrate including a display area and a pad area, a circuit element layer on the substrate, and an alignment electrode layer on the circuit element layer, wherein the circuit element layer includes a thin film transistor in the display area, and a pad electrode in the pad area, the alignment electrode layer includes a first alignment electrode and a second alignment electrode spaced from each other in the display area, and a pad upper electrode includes a first opening exposing the pad electrode in the pad area, and a light emitting element is on a space between the first alignment electrode and the second alignment electrode that are spaced from each other.

公开(公告)号：US20230230967A1

公开(公告)日：2023-07-20

申请号：US17889916

申请日：2022-08-17

Applicant: Samsung Display Co., LTD.

Inventor： In Woo KIM ,  Chang Woo KWON ,  Dae Cheol KIM ,  Jong Hwan PARK ,  Yong Tae CHO ,  Kook Hyun CHOI

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

CPC classification number: H01L25/167 ,  H01L27/124 ,  H01L27/1288 ,  H01L24/24 ,  H01L24/25 ,  H01L24/82 ,  H01L24/95 ,  H01L2224/24051 ,  H01L2224/24145 ,  H01L2224/25175 ,  H01L2224/24991 ,  H01L2224/95133 ,  H01L2224/82106 ,  H01L2224/82007

Abstract: A display device includes a conductive pattern on a substrate, a via layer on the conductive pattern with a via hole exposing the conductive pattern, a first electrode and a second electrode on the via layer and spaced apart from each other, a first insulating layer on the first electrode and the second electrode, a bank layer on the first insulating layer defining an emission area and a subarea, a light-emitting element on the first insulating layer, and a first connection electrode and a second connection electrode on the first insulating layer and the light-emitting element. The first connection electrode electrically contacts an end of the light-emitting element, and the second connection electrode electrically contacts another end of the light-emitting element. The bank layer includes a bank extension portion extended to the subarea and the bank extension portion overlaps at least a portion of the via hole.

公开(公告)号：US20230032275A1

公开(公告)日：2023-02-02

申请号：US17749964

申请日：2022-05-20

Applicant: Samsung Display Co., LTD.

Inventor： Myeong Hun SONG ,  Jong Chan LEE ,  Hyun KIM ,  Jeong Kook WANG ,  In Woo KIM ,  Seung Jin CHU ,  Jeong Su PARK ,  Yong Tae CHO

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

Abstract: A display device includes a substrate, first and second bridge electrodes on the substrate and spaced apart from each other, a first electrode on the first bridge electrode, a second electrode on the second bridge electrode and spaced apart from the first electrode, a first insulating layer on the first electrode and the second electrode, a light emitting element on the first insulating layer, and on the first electrode and the second electrode, a first connection electrode on the first electrode, and contacting the light emitting element and the first bridge electrode, and a second connection electrode on the second electrode, and contacting the light emitting element and the second bridge electrode, wherein the first electrode directly contacts the first bridge electrode, and is separated from the first connection electrode, and wherein the second electrode directly contacts the second bridge electrode, and is separated from the second connection electrode.

公开(公告)号：US20160109750A1

公开(公告)日：2016-04-21

申请号：US14681514

申请日：2015-04-08

Applicant: Samsung Display Co., LTD.

Inventor： Joong Tae KIM ,  In Woo KIM ,  Kwang su PARK ,  Da Young LEE ,  Yong Tae CHO ,  Min Ha HWAHG

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/133514 ,  G02F1/133512 ,  G02F2001/133519

Abstract: A liquid crystal display device according to the present invention includes: a first substrate; a first color filter and a second color filter provided on the first substrate and including an overlapping portion where at least parts of the first and second color filters overlap each other; and a light blocking member formed between the first substrate and the overlapping portion, wherein the light blocking member includes a recessed portion corresponding to the overlapping portion of the first color filter and the second color filter. According to the present invention, the recessed portion is formed in the light blocking member provided in the overlapping portion of two or more color filters to reduce a step difference caused by the overlapping portion of the color filters, thereby preventing an alignment defect.

Abstract translation: 根据本发明的液晶显示装置包括：第一基板; 第一滤色器和第二滤色器，设置在第一基板上，并且包括重叠部分，其中第一和第二滤色片的至少一部分彼此重叠; 以及形成在所述第一基板和所述重叠部分之间的遮光构件，其中所述遮光构件包括与所述第一滤色器和所述第二滤色器的重叠部分对应的凹部。 根据本发明，凹陷部分形成在设置在两个或更多个滤色器的重叠部分中的遮光构件中，以减少由滤色器的重叠部分引起的阶梯差，从而防止取向缺陷。