公开(公告)号：US20210367015A1

公开(公告)日：2021-11-25

申请号：US17144676

申请日：2021-01-08

Applicant: Samsung Display Co., LTD.

Inventor： Young Dae KIM ,  Sang Jin PARK ,  Min Jae JEONG ,  Min Kyung KIM

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a planarization layer disposed on a substrate, a first electrode disposed on the planarization layer and including silver (Ag), a contact preventing layer disposed on the first electrode, including a light absorbing material, and including a top surface and a side surface extending from an end of the top surface, and a pixel defining layer disposed on the contact preventing layer and including a bottom surface facing the top surface of the contact preventing layer, and a side surface extending from an end of the bottom surface. The first electrode includes a first region overlapping pixel defining layer. The contact preventing layer includes a second region overlapping the first region between the first electrode and the pixel defining layer. A first edge where the top and side surfaces of the contact preventing layer meet is located on the bottom surface of the pixel defining layer.

公开(公告)号：US20210295777A1

公开(公告)日：2021-09-23

申请号：US17147534

申请日：2021-01-13

Applicant: Samsung Display Co., LTD.

Inventor： Min Jae JEONG ,  Hyun Joon KIM

IPC: G09G3/3266 ,  G09G3/20

Abstract: A display device includes: a plurality of first pixels connected to first scan lines and a first data line, a plurality of second pixels connected to second scan lines and the first data line, a plurality of third pixels connected to the first scan lines or the second scan lines and a second data line, and a scan driver including a plurality of stages which supplies scan signals to one of the first scan lines and the second scan lines.

公开(公告)号：US20190393294A1

公开(公告)日：2019-12-26

申请号：US16564650

申请日：2019-09-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Rim SONG ,  Kyung Hoon KIM ,  Mee Hye JUNG ,  Min Jae JEONG ,  Seon Young CHOI

IPC: H01L27/32 ,  G09G3/3225 ,  H01L27/12

Abstract: A display device includes a substrate including a first display region, a second display region having an area smaller than that of the first display region, a third display region having an area smaller than that of the first display region, and a non-display region, a plurality of pixels provided in the first to third display regions, a power line which is connected to each of the plurality of pixels and applies a first power voltage to the plurality of pixels, and a fan-out line provided in the non-display region, the fan-out line applying a data signal to the plurality of pixels, where the power line includes an additional power line, a first power line, and disposed on the additional power line, and a second power line disposed on the first power line.

公开(公告)号：US20190172890A1

公开(公告)日：2019-06-06

申请号：US16200477

申请日：2018-11-26

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-Hwan CHO ,  Doo Hwan KIM ,  Tae Jin KIM ,  Tae Hyun KIM ,  Joo Sun YOON ,  Min Jae JEONG ,  Jong Hyun CHOI

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes a first substrate having a display area and a peripheral area. The display area includes pixels with first output wires connected to the pixels. A first driver is connected to the first output wires and positioned in the peripheral area at a first side of the display area. The first substrate includes a notch portion having a curved edge and the display area has a first display portion and a second display portion with the notch portion therebetween. At least one of the first output wires is a first main line at the first display portion, a second main line at the second display portion, and a first connecting line that is connected to the first main line and the second main line and is at the peripheral area between the first display portion and the second display portion.

公开(公告)号：US20250169290A1

公开(公告)日：2025-05-22

申请号：US18918491

申请日：2024-10-17

Applicant: Samsung Display Co., LTD.

Inventor： Dong-Hoon LEE ,  Bon-Yong KOO ,  TAEGYUN KIM ,  Min Jae JEONG ,  Jae Hyung CHO ,  MINDO HEO

IPC: H10K59/122 ,  H10K59/131

Abstract: A light emitting display device includes a pixel driving part including a transistor, a planarization layer covering the pixel driving part, an anode of a light emitting diode disposed on the planarization layer, a pixel defining layer including an opening that overlaps the anode of the light emitting diode in a plan view, and including an inorganic insulating material, a wall including an opening overlapping the opening of the pixel defining layer and having conductivity, a light emitting layer disposed in the opening of the pixel defining layer, a cathode of the light emitting diode disposed on the light emitting layer, and a separator dividing the wall into a first wall and a second wall, wherein the first wall is electrically connected to the transistor of the pixel driving part through a first contact hole passing through the pixel defining film and the planarization layer.

公开(公告)号：US20250160191A1

公开(公告)日：2025-05-15

申请号：US18735564

申请日：2024-06-06

Applicant: Samsung Display Co., LTD.

Inventor： Min Jae JEONG ,  Jae Yong KA ,  Jin Ho HWANG

IPC: H10K71/60 ,  C23C14/34 ,  C23C14/35 ,  H10K59/12 ,  H10K59/80

Abstract: A sputtering apparatus includes a chamber in which a display device is placed and a deposition process is performed on the display device, a gas supply part supplying plasma gas into the chamber, a first target disposed in the chamber and facing the display device, and a plurality of first magnet members disposed inside the first target. The first target includes a first surface facing the display device and a second surface opposite the first surface and facing the plurality of first magnet members, and the first target further includes hollows and protrusions alternately repeated on the first surface.

公开(公告)号：US20240258492A1

公开(公告)日：2024-08-01

申请号：US18636253

申请日：2024-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyung Bae KIM ,  Hyun Joon KIM ,  Kyung Hoon CHUNG ,  Mee Hye JUNG ,  Min Jae JEONG ,  Jun Ki JEONG

IPC: H01L33/62 ,  G09G3/32 ,  H01L25/075 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/387 ,  G09G3/32 ,  G09G2300/0426

Abstract: A display device comprises a substrate, a semiconductor layer thereon, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a first electrode pattern, a second insulating layer on the first insulating layer and including first and second conductive patterns, a third insulating layer on the second conductive layer, and a display element layer on the third insulating layer and including a first pixel electrode connected to the first conductive pattern through a first via hole, a second pixel electrode connected to the second conductive pattern through a second via hole, and a micro light-emitting element between the pixel electrodes, the first conductive pattern contacting the semiconductor layer through a first contact hole and the first electrode pattern through a second contact hole, and the second conductive pattern overlapping the first electrode pattern to form a first capacitor therewith.

公开(公告)号：US20240008327A1

公开(公告)日：2024-01-04

申请号：US18362933

申请日：2023-07-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Jang Mi KANG ,  Hyun Joon KIM ,  Hae Min KIM ,  Min Jae JEONG

IPC: H10K59/131 ,  G09G3/3233 ,  H10K50/813 ,  H10K59/122 ,  H10K59/35

CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K50/813 ,  G09G2300/0809 ,  H10K59/352 ,  G09G2300/0452 ,  H10K59/122

Abstract: A light emitting diode display device includes: a pixel circuit; a data line connected to the pixel circuit to transmit a data voltage; an anode on the pixel circuit and the data line; an emission layer on the anode; and a cathode on the emission layer. The anode includes a first anode and a second anode, and the data line extends across the first anode and the second anode.

公开(公告)号：US20230140604A1

公开(公告)日：2023-05-04

申请号：US17860676

申请日：2022-07-08

Applicant: Samsung Display. Co., Ltd

Inventor： Min Jae JEONG ,  Jang Mi KANG ,  Hyeong Seok KIM ,  Jun Hyun PARK ,  Mu Kyung JEON

IPC: G09G3/3258 ,  G09G3/3266

Abstract: A pixel includes a light emitting element, a first transistor connected between first and second nodes and that generates a driving current flowing from a first power line to a second power line through the light emitting element, a second transistor connected between a data line and the first node and turned on in response to a fourth scan signal, a third transistor connected between the second node and a third node corresponding to a gate electrode of the first transistor and turned on in response to a second scan signal, a fourth transistor connected between the third node and a third power line providing a third power voltage and turned on in response to a first scan signal, and a fifth transistor connected between the first and fourth nodes and turned on in response to a fifth scan signal.

公开(公告)号：US20230086764A1

公开(公告)日：2023-03-23

申请号：US18058725

申请日：2022-11-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Min Jae JEONG ,  Kyung Bae KIM ,  Chong Chul CHAI ,  Kyung Hoon CHUNG

IPC: G09G3/32 ,  H01L33/36 ,  H01L25/075 ,  H01L33/62

Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.