公开(公告)号：US11908848B2

公开(公告)日：2024-02-20

申请号：US17203496

申请日：2021-03-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Chan Lee ,  Sang Jun Park ,  Jeong Hyun Lee ,  Woong Hee Jeong ,  Kwang Taek Hong

IPC: H01L25/075 ,  H01L25/16 ,  H01L33/62

CPC classification number: H01L25/167 ,  H01L25/0753 ,  H01L33/62 ,  H01L2933/0066

Abstract: A display device and a method of fabricating a display device are provided. The display device includes a substrate comprising a contact area and a line area, a first electrode that extends in a first direction on the substrate, a first electrode pattern that extends in the first direction and is spaced apart from the first electrode on the substrate, a second electrode that extends in the first direction and is between the first electrode and the first electrode pattern on the substrate, a second electrode pattern that extends in the first direction and is between the first electrode and the second electrode on the substrate, and a first light-emitting element between the first electrode and the second electrode pattern in the contact area.

公开(公告)号：US11626075B2

公开(公告)日：2023-04-11

申请号：US17296001

申请日：2019-09-26

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP

Inventor： Tae Hoon Yang ,  Joon Ho Lee ,  Kee Chan Park ,  Ki Bum Kim ,  Jong Chan Lee ,  Woong Hee Jeong

IPC: G09G3/3266 ,  G09G3/3233

Abstract: A scan driver includes stage circuits, wherein each of the stage circuits includes a first transistor, wherein a first electrode thereof is coupled to a first node, a second electrode thereof is coupled to an input carry line, and a gate electrode thereof is coupled to a first clock line; and a capacitor, wherein a first electrode thereof is coupled to the first node and a second electrode thereof is coupled to a second node, wherein the second node is coupled to an output carry line, and the second node is selectively coupled to one of a first power voltage line and a second power voltage line.

公开(公告)号：US10658398B2

公开(公告)日：2020-05-19

申请号：US16036985

申请日：2018-07-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jong Chan Lee ,  Woong Hee Jeong ,  Tae Hoon Yang ,  Yong Su Lee

IPC: H01L27/12

Abstract: A display device includes a substrate, a buffer layer on the substrate, a first semiconductor layer of a first transistor on the buffer layer, a first insulating layer disposed on the first semiconductor layer, a first gate electrode of the first transistor on the first insulating layer, a second insulating layer on the first gate electrode, and a second semiconductor layer of a second transistor disposed on the second insulating layer. A difference between a first distance between a lower side of the buffer layer and an upper side of the second insulating layer and a second distance between an upper side of the first semiconductor layer and an upper side of the second insulating layer is 420 to 520 angstroms.

公开(公告)号：US11967590B2

公开(公告)日：2024-04-23

申请号：US17341937

申请日：2021-06-08

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Kim ,  Jong Chan Lee

IPC: H01L25/16 ,  G09F9/33 ,  G09G3/3233 ,  H01L21/768 ,  H01L25/075 ,  H01L27/12 ,  H01L27/15 ,  H01L33/24 ,  H01L33/50 ,  H01L33/54 ,  H01L33/60 ,  H01L33/62 ,  G09G3/32 ,  H01L33/44

CPC classification number: H01L25/167 ,  H01L33/54 ,  H01L33/60 ,  G09G3/32 ,  G09G2310/0267 ,  G09G2310/0275

Abstract: A display device includes a substrate including pixels, a first electrode and a second electrode spaced apart from each other, light emitting elements disposed between the first electrode and the second electrode, an insulation layer disposed on the light emitting elements, a first bank overlapping the first electrode and the second electrode, a first area overlapping the first bank, and a second area excluding the first area, wherein the insulation layer includes an opening exposing the first area.

公开(公告)号：US11957003B2

公开(公告)日：2024-04-09

申请号：US17445277

申请日：2021-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin Lee ,  Jong Chan Lee

IPC: H10K59/122 ,  H10K59/124 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K59/124 ,  H10K71/00

Abstract: A display device includes a planarization layer on a substrate, a plurality of inner banks and a plurality of outer banks arranged on the planarization layer and extending in one direction, a first alignment electrode and a second alignment electrode on the plurality of inner banks and spaced from each other, a light emitting element on the first alignment electrode and the second alignment electrode and located between the first alignment electrode and the second alignment electrode, and a first contact electrode on the first alignment electrode and contacting a first end of the light emitting element, and a second contact electrode on the second alignment electrode and contacting a second end of the light emitting element. The plurality of outer banks are in contact with the plurality of inner banks at the same layer, and are spaced from each other with the plurality of inner banks interposed therebetween.

公开(公告)号：US20230411371A1

公开(公告)日：2023-12-21

申请号：US18110101

申请日：2023-02-15

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan Lee ,  Jin Taek Kim ,  Jeong Su Park ,  Sung Jin Lee ,  Hyun Wook Lee ,  Woong Hee Jeong

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

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

Abstract: A display device includes a bank layer disposed on a substrate and defining an emission area, a first to sixth alignment electrodes, each disposed on the substrate extending across the emission area, spaced apart from each other, and sequentially arranged in a direction, a first light emitting element disposed between the first alignment electrode and the second alignment electrode in the emission area and emitting first light, a second light emitting element disposed between the third alignment electrode and the fourth alignment electrode in the emission area and emitting second light, and a third light emitting element disposed between the fifth alignment electrode and the sixth alignment electrode in the emission area and emitting third light. Wavelengths of the first light, the second light, and the third light are different from each other.

公开(公告)号：US11276352B2

公开(公告)日：2022-03-15

申请号：US17075472

申请日：2020-10-20

Applicant: Samsung Display Co., LTD. ,  Konkuk University Industrial Cooperation Corp

Inventor： Tae Hoon Yang ,  Joon Ho Lee ,  Kee Chan Park ,  Ki Bum Kim ,  Hyang A Park ,  Jong Chan Lee ,  Woong Hee Jeong

IPC: G09G3/3266 ,  G09G3/20

Abstract: A display device includes: a plurality of pixels, each of which is connected to a corresponding one of a plurality of scan lines, and a scan driver including a plurality of stages, each of which supplies a scan signal to a corresponding one of the scan lines, each of the stages includes: a node controller which supplies a second output signal of a previous stage to a first node based on an input signal of a first clock terminal or a first output signal of the previous stage, a first inverter connected between the first node and a second node, a buffer which supplies a voltage of the second node to a first output terminal based on an input signal of a second clock terminal, and a second inverter connected between the first output terminal and a second output terminal.

公开(公告)号：US10777137B2

公开(公告)日：2020-09-15

申请号：US16372296

申请日：2019-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hoon Yang ,  Ki Bum Kim ,  Jong Chan Lee ,  Woong Hee Jeong

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  H01L27/32

Abstract: A pixel including a light emitting element, a first transistor connected between a first node and the light emitting element to control current flowing from a first power supply to a second power supply, a second transistor connected between a data line and the first transistor to be turned on by an ith first scan signal, a third transistor including a P-type TFT connected between the first transistor and the first node to be turned on by the ith first scan signal and, a fourth transistor including an N-type TFT connected between the first node and an initialization power supply line to be turned on by an i−1th scan signal, and a first connection line connected between the third and fourth transistors to electrically connect semiconductor patterns thereof, in which the first connection line is disposed on the third and fourth transistors and contacts the semiconductor patterns thereof.

公开(公告)号：US09806100B2

公开(公告)日：2017-10-31

申请号：US15140725

申请日：2016-04-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joon-Hwa Bae ,  Jong Chan Lee ,  Woong Hee Jeong ,  In Sun Hwang

IPC: H01L27/12 ,  H01L29/04 ,  H01L29/16

CPC classification number: H01L27/1229 ,  H01L27/124 ,  H01L27/1274 ,  H01L29/04 ,  H01L29/1604 ,  H01L29/66765 ,  H01L29/78618 ,  H01L29/78678

Abstract: A manufacturing method of a thin film transistor array panel according to an exemplary embodiment of the present invention includes forming an amorphous silicon thin film on a substrate. A lower region of the amorphous silicon thin film is crystallized to form a polycrystalline silicon thin film by irradiating a laser beam with an energy density of from about 150 mj/cm2 to about 250 mj/cm2 to the amorphous silicon thin film.

公开(公告)号：US09791987B2

公开(公告)日：2017-10-17

申请号：US14833358

申请日：2015-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： So Young Koo ,  Jong Chan Lee ,  Yoon Ho Khang ,  Sun Haeng Cho

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/044 ,  G06F3/041 ,  G06F3/0412 ,  G06F2203/04103

Abstract: A touch screen panel includes a substrate, a plurality of touch electrodes in a touch area of the substrate, the touch electrodes sensing a touch, a connection line connected to a touch electrode of the plurality of touch electrodes, and a pad connected to one end of the connection line. The pad includes a first pad, a second pad on the first pad within a boundary line of the first pad, and a third pad covering a top surface and a side surface of the second pad.