公开(公告)号：US20250040349A1

公开(公告)日：2025-01-30

申请号：US18913927

申请日：2024-10-11

Applicant: Samsung Display Co., LTD.

Inventor： Won-Se Lee ,  Won-Kyu Kwak ,  Se-Ho Kim

IPC: H10K59/121 ,  H01L27/12 ,  H10K50/00 ,  H10K59/131

Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.

公开(公告)号：US20250040189A1

公开(公告)日：2025-01-30

申请号：US18411104

申请日：2024-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Jin PARK ,  DAEGEON KIM ,  JIMIN PARK ,  JINSEOK SEO ,  YONGHAN LEE ,  YOOGANG JEON

IPC: H01L29/786 ,  H01L25/075 ,  H01L25/16 ,  H01L29/66

Abstract: A display device according to an embodiment includes a substrate and a transistor including an oxide semiconductor layer and a gate electrode disposed on the oxide semiconductor layer. The oxide semiconductor layer includes a channel region and a first source region disposed adjacent to the channel region and a second source region disposed adjacent to the first source region, and the drain region include a first drain region disposed adjacent to the channel region and a second drain region disposed adjacent to the first drain region. Each of the first source region and the first drain region includes a first impurity ion, and each of the second source region and the second drain region includes a second impurity ion which are different from the first impurity.

公开(公告)号：US20250037657A1

公开(公告)日：2025-01-30

申请号：US18914288

申请日：2024-10-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jeong Min SUNG ,  Woo Chul KIM ,  Weon Jun CHOE

IPC: G09G3/3233 ,  G09G3/20 ,  G09G3/3266 ,  G09G3/3275 ,  G11C19/28

Abstract: A display device may include a pixel, an emission control driver, and a timing controller. The emission control driver may supply an emission control signal set for controlling emission periods of the pixel. The timing controller may receive a received bit stream that includes a first bit set and a second bit set, may determine a first duty ratio of the emission control signal set using bits of the first bit set without using any bit of the second bit set. The first bit set may include at least two bits. The second bit set may include at least one bit. The emission control signal set may control the pixel to operate according to the first duty ratio for each frame of a first frame group.

公开(公告)号：US20250033370A1

公开(公告)日：2025-01-30

申请号：US18626177

申请日：2024-04-03

Applicant: Samsung Display Co., LTD.

Inventor： EUNSEOK KIM

IPC: B41J2/175 ,  B41J2/045 ,  B41J3/407

Abstract: An inkjet printer includes an ink ejection module including head packs including heads that eject an ink, an ink storage module that stores the ink, and modules that receive the ink from the ink storage module and deliver the ink to each of the head packs. Each of the modules includes a body having a structure that is interconnectable in a first direction and including first and second surfaces facing each other in the first direction, pipes penetrating the body in the first direction and separated from each other in a second direction crossing the first direction, a first supply flow path and a first recovery flow path disposed between at least one of the pipes and the ink ejection module and separated from each other, and a flow controller connected to the first supply flow path between a pipe of the pipes and the ink ejection module.

公开(公告)号：US12213368B2

公开(公告)日：2025-01-28

申请号：US18520386

申请日：2023-11-27

Applicant: Samsung Display Co., Ltd.

Inventor： Se-ho Kim ,  Wonkyu Kwak ,  Ji-eun Lee ,  Yohan Kim ,  Dong-seop Park ,  Kwangsik Lee ,  Jaesun Lee ,  Sungho Cho

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  G09G3/3233 ,  H10K50/805 ,  H10K50/84 ,  H10K59/122 ,  H10K59/123 ,  H10K59/131 ,  H10K102/10 ,  H10K50/842

Abstract: A display device including a base layer, a circuit layer, a light emitting device layer, an organic layer, and a touch sensing unit. The base layer includes a display area and a non-display area. A plurality of insulation patterns overlaps the non-display area. The organic layer is disposed on the light emitting device and overlaps the plurality of insulation patterns and the organic light emitting diode. At least a portion of the plurality of touch signal lines overlaps the plurality of insulation patterns.

公开(公告)号：US12212043B2

公开(公告)日：2025-01-28

申请号：US17861517

申请日：2022-07-11

Applicant: Samsung Display Co., Ltd. ,  Seoul National University R&DB Foundation

Inventor： Sangrock Yoon ,  Kiseo Kim ,  Eunjin Sung ,  Byeongjin Kim ,  Jungsuek Oh ,  Jeongtaek Oh ,  Seungwook Chun

IPC: H01Q1/24 ,  H01Q1/40 ,  H01Q13/08

Abstract: Disclosed is an electronic device that includes a window, a display panel that is disposed under the window and that has a display area and a non-display area defined therein, a lower member that is disposed under the display panel and that includes a lower conductive layer, a transmission line disposed between the display panel and the lower member, a conductive partition wall spaced apart from the transmission line and disposed to overlap the display area, and a housing coupled with the window to define a receiving space in which the display panel, the lower member, and the transmission line are disposed.

公开(公告)号：US12211965B2

公开(公告)日：2025-01-28

申请号：US18333701

申请日：2023-06-13

Applicant: Samsung Display Co., LTD.

Inventor： Young Gu Kim ,  Ji Yun Park ,  Bong Sung Seo ,  Jong Ho Son ,  Yeon Hee Lee ,  Baek Kyun Jeon ,  Kyung Seon Tak ,  Jae Jin Lyu

IPC: H01L33/58 ,  H01L25/075 ,  H01L27/12 ,  H01L33/50 ,  B82Y20/00

Abstract: A display device includes a bank including an opening defining a plurality of pixels; a plurality of light emitting elements disposed in the plurality of pixels; a color conversion layer disposed on the plurality of light emitting elements in the opening; and a low refractive layer disposed on the color conversion layer in the opening.

公开(公告)号：US12211943B2

公开(公告)日：2025-01-28

申请号：US17665350

申请日：2022-02-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Oh Seo ,  Jang Hyun Kim ,  Jae Woo Jeong ,  Jong Hoon Choi

IPC: H01L29/786 ,  H01L27/12 ,  H10K59/121

Abstract: A display device includes a substrate, a semiconductor layer, an insulating layer, and a conductive layer. The semiconductor layer is disposed on the substrate, includes a channel of a first transistor, and includes a channel of a second transistor. The insulating layer is disposed on the semiconductor layer. The conductive layer is disposed on the insulating layer, includes a gate electrode of the first transistor, and includes a gate electrode of the second transistor. The channel of the first transistor includes a first first-element impurity ion and a second-element impurity ion different from the first first-element impurity ion. The channel of the second transistor includes a second first-element impurity ion identical to the first first-element impurity ion.

公开(公告)号：US12211870B2

公开(公告)日：2025-01-28

申请号：US18384916

申请日：2023-10-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Si Kwang Kim

IPC: H01L27/146 ,  G06V40/13 ,  H01L25/18

Abstract: A fingerprint sensor includes: a light sensing layer including a light sensing element; and an optical layer including a plurality of light transmitting areas, a light blocking area, a light transmitting member disposed in the plurality of light transmitting areas, a light blocking member disposed in the light blocking area, and a planarization member disposed on the light blocking member, wherein the light blocking area surrounds the plurality of light transmitting areas, wherein the light transmitting member includes a first organic material, wherein the light blocking member includes a second organic material, and wherein the planarization member includes a third organic material and a positive-type photosensitive material.

公开(公告)号：US12211464B2

公开(公告)日：2025-01-28

申请号：US18155052

申请日：2023-01-16

Applicant: Samsung Display Co., LTD.

Inventor： Jun Won Choi ,  Jae Won Kim ,  Jun Young Min

IPC: G09G5/10 ,  G09G3/3258 ,  G09G3/3266

Abstract: A display device includes a first display area including a plurality of first pixel areas, a second display area including a plurality of second pixel areas and a plurality of transmission areas, a plurality of pixels arranged in a matrix form in the first and second display areas, and a first signal line and a second signal line disposed to correspond to each pixel column in the plurality of pixels. In each pixel column, one of the first and second signal lines may extend over the first and second display areas, and a remaining one of the first and second signal lines may not be disposed in the second display area.