公开(公告)号：US20190013373A1

公开(公告)日：2019-01-10

申请号：US15867455

申请日：2018-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hak LEE ,  Ho Kyoon KWON ,  Deuk Jong KIM ,  Dong-Hyun LEE ,  Ji Hye HEO

IPC: H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3258 ,  H01L27/156 ,  H01L27/3276 ,  H01L51/0097 ,  H01L2251/5338

Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.

公开(公告)号：US20240147796A1

公开(公告)日：2024-05-02

申请号：US18544332

申请日：2023-12-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keonwoo KIM ,  Deukjong KIM ,  Dong-Hyun LEE ,  Deok-Young CHOI

IPC: H10K59/131 ,  H10K50/844 ,  H10K59/124 ,  H10K59/40

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/124 ,  H10K59/40 ,  H10K2102/00

Abstract: A display device includes first and second signal lines, first and second signal pads, and a pad insulating layer overlapping with the first and second signal lines. The first signal pad includes an intermediate conductive pattern overlapping with and connected to an end portion of the first signal line, and an upper conductive pattern on the intermediate conductive pattern, the upper conductive pattern being exposed through the pad insulating layer. The intermediate conductive pattern includes a first portion overlapping with the end portion of the first signal line, and a second portion between the end portion of the first signal line and an end portion of the second signal line and extending from the first portion. The upper conductive pattern is connected to the second portion of the intermediate conductive pattern.

公开(公告)号：US20240065062A1

公开(公告)日：2024-02-22

申请号：US18498017

申请日：2023-10-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joohye JUNG ,  Wonjang KI ,  Keonwoo KIM ,  Dong-Hyun LEE ,  Mijin JUN ,  Sangmi JEON

IPC: H10K59/131 ,  G06F3/044 ,  H10K59/40

CPC classification number: H10K59/131 ,  G06F3/0443 ,  H10K59/40 ,  H10K50/844

Abstract: A display device includes: a base layer having a first area and a second area adjacent to the first area; a plurality of pixels on the first area of the base layer; a power line configured to supply the plurality of pixels with power; a power pattern on the second area and electrically connected to the power line; and a protrusion on the second area, the protrusion surrounding at least a portion of the first area and including a first protruding portion and a second protruding portion on the first protruding portion, wherein the power pattern includes an overlapping portion between the first protruding portion and the second protruding portion, the overlapping portion having an opening.

公开(公告)号：US20150001523A1

公开(公告)日：2015-01-01

申请号：US14490725

申请日：2014-09-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoung-Keon PARK ,  Jong-Ryuk PARK ,  Yun-Mo CHUNG ,  Tak-Young LEE ,  Jin-Wook SEO ,  Ki-Yong LEE ,  Min-Jae JEONG ,  Yong-Duck SON ,  Byung-Soo SO ,  Seung-Kyu PARK ,  Dong-Hyun LEE ,  Kil-Won LEE ,  Jae-Wan Jung

IPC: H01L27/32 ,  H01L29/10 ,  H01L29/786

CPC classification number: H01L27/3244 ,  H01L21/0245 ,  H01L21/02532 ,  H01L21/02667 ,  H01L21/02672 ,  H01L27/1277 ,  H01L27/3262 ,  H01L29/1033 ,  H01L29/66765 ,  H01L29/78609 ,  H01L29/78675 ,  H01L29/78678

Abstract: A method of forming a polycrystalline silicon layer includes forming a first amorphous silicon layer and forming a second amorphous silicon layer such that the first amorphous silicon layer and the second amorphous silicon layer have different film qualities from each other, and crystallizing the first amorphous silicon layer and the second amorphous silicon layer using a metal catalyst to form a first polycrystalline silicon layer and a second polycrystalline silicon layer. A thin film transistor includes the polycrystalline silicon layer formed by the method and an organic light emitting device includes the thin film transistor.

Abstract translation: 形成多晶硅层的方法包括：形成第一非晶硅层并形成第二非晶硅层，使得第一非晶硅层和第二非晶硅层彼此具有不同的膜质量，并使第一非晶硅层 以及使用金属催化剂形成第一多晶硅层和第二多晶硅层的第二非晶硅层。 薄膜晶体管包括通过该方法形成的多晶硅层和包括薄膜晶体管的有机发光器件。

公开(公告)号：US20210296423A1

公开(公告)日：2021-09-23

申请号：US17202822

申请日：2021-03-16

Applicant: Samsung Display Co., Ltd.

Inventor： Joohye JUNG ,  Wonjang KI ,  Keonwoo KIM ,  Dong-Hyun LEE ,  Mijin JUN ,  Sangmi JEON

IPC: H01L27/32 ,  G06F3/044

Abstract: A display device includes: a base layer having a first area and a second area adjacent to the first area; a plurality of pixels on the first area of the base layer; a power line configured to supply the plurality of pixels with power; a power pattern on the second area and electrically connected to the power line; and a protrusion on the second area, the protrusion surrounding at least a portion of the first area and including a first protruding portion and a second protruding portion on the first protruding portion, wherein the power pattern includes an overlapping portion between the first protruding portion and the second protruding portion, the overlapping portion having an opening.

公开(公告)号：US20200350390A1

公开(公告)日：2020-11-05

申请号：US16856918

申请日：2020-04-23

Applicant: Samsung Display Co., Ltd.

Inventor： Keonwoo KIM ,  Deukjong KIM ,  Dong-Hyun LEE ,  Deok-Young CHOI

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes first and second signal lines, first and second signal pads, and a pad insulating layer overlapping with the first and second signal lines. The first signal pad includes an intermediate conductive pattern overlapping with and connected to an end portion of the first signal line, and an upper conductive pattern on the intermediate conductive pattern, the upper conductive pattern being exposed through the pad insulating layer. The intermediate conductive pattern includes a first portion overlapping with the end portion of the first signal line, and a second portion between the end portion of the first signal line and an end portion of the second signal line and extending from the first portion. The upper conductive pattern is connected to the second portion of the intermediate conductive pattern.

公开(公告)号：US20150255282A1

公开(公告)日：2015-09-10

申请号：US14721621

申请日：2015-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： Dong-Hyun LEE ,  Ki-Yong LEE ,  Jin-Wook SEO ,  Tae-Hoon YANG ,  Yun-Mo CHUNG ,  Byoung-Keon PARK ,  Kil-Won LEE ,  Jong-Ryuk PARK ,  Bo-Kyung CHOI ,  Byung-Soo SO

IPC: H01L21/02 ,  H01L29/66 ,  H01L27/32 ,  H01L21/477

CPC classification number: H01L21/02672 ,  H01L21/0206 ,  H01L21/02488 ,  H01L21/02491 ,  H01L21/02532 ,  H01L21/477 ,  H01L27/1277 ,  H01L27/3244 ,  H01L29/66757 ,  H01L29/78603 ,  H01L29/78675

Abstract: A method of fabricating a polysilicon layer includes forming a buffer layer on a substrate, forming a metal catalyst layer on the buffer layer, diffusing a metal catalyst into the metal catalyst layer to the buffer layer, removing the metal catalyst layer, forming an amorphous silicon layer on the buffer layer, and annealing the substrate to crystallize the amorphous silicon layer into a polysilicon layer. The thin film transistor includes a substrate, a buffer layer disposed on the substrate, a semiconductor layer disposed on the buffer layer, a gate insulating layer disposed above the substrate and on the semiconductor layer, a gate electrode disposed on the gate insulating layer, a source electrode and a drain electrode both electrically connected to the semiconductor layer, and a metal silicide disposed between the buffer layer and the semiconductor layer.

Abstract translation: 制造多晶硅层的方法包括在基板上形成缓冲层，在缓冲层上形成金属催化剂层，将金属催化剂向金属催化剂层扩散至缓冲层，除去金属催化剂层，形成非晶硅 层，并且使基板退火以将非晶硅层结晶成多晶硅层。 薄膜晶体管包括基板，设置在基板上的缓冲层，设置在缓冲层上的半导体层，设置在基板上方和半导体层上的栅极绝缘层，设置在栅极绝缘层上的栅电极， 源极电极和漏电极，两者电连接到半导体层，以及设置在缓冲层和半导体层之间的金属硅化物。

公开(公告)号：US20230006026A1

公开(公告)日：2023-01-05

申请号：US17930675

申请日：2022-09-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keonwoo KIM ,  Deukjong KIM ,  Dong-Hyun LEE ,  Deok-Young CHOI

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes first and second signal lines, first and second signal pads, and a pad insulating layer overlapping with the first and second signal lines. The first signal pad includes an intermediate conductive pattern overlapping with and connected to an end portion of the first signal line, and an upper conductive pattern on the intermediate conductive pattern, the upper conductive pattern being exposed through the pad insulating layer. The intermediate conductive pattern includes a first portion overlapping with the end portion of the first signal line, and a second portion between the end portion of the first signal line and an end portion of the second signal line and extending from the first portion. The upper conductive pattern is connected to the second portion of the intermediate conductive pattern.

公开(公告)号：US20190198598A1

公开(公告)日：2019-06-27

申请号：US16175769

申请日：2018-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Dong-Hyun LEE ,  Hyeon-Do PARK ,  Ha Gyeong SONG ,  Hyun Young CHOI

IPC: H01L27/32 ,  H01B7/28 ,  G09G3/3233 ,  G09G3/3258

Abstract: The present disclosure relates to a display device. The display device according to an exemplary embodiment includes a display area comprising a plurality of pixels, a peripheral area that is disposed outside the display area, and a wiring portion in the peripheral area. The wiring portion includes a plurality of signal lines that are adjacent to each other and are arranged along a first direction and each extends in a second direction that is different from the first direction. The plurality of signal lines are arranged in an order of average voltages of signals respectively transmitted by the plurality of signal lines during one frame.

公开(公告)号：US20180247988A1

公开(公告)日：2018-08-30

申请号：US15703786

申请日：2017-09-13

Applicant: Samsung Display Co., Ltd.

Inventor： Dong-Hyun LEE ,  Jeongho LEE

IPC: H01L27/32 ,  H01L51/56 ,  G09G3/3225

CPC classification number: H01L27/3248 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2300/0866 ,  H01L27/3216 ,  H01L27/3258 ,  H01L27/3276 ,  H01L51/5206 ,  H01L51/56

Abstract: An organic light emitting display device includes: a substrate including an emission region and a non-emission region; a pixel circuit on the substrate, a portion of the pixel circuit overlapping with the emission region; a planarizing conductive member on the pixel circuit; and a pixel electrode on the planarizing conductive member, the pixel electrode having a planarized surface at the emission region.