公开(公告)号：US20230276664A1

公开(公告)日：2023-08-31

申请号：US18195608

申请日：2023-05-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong Hwan PARK ,  Seong Jun Lee

IPC: H10K59/122 ,  H10K59/40 ,  H10K59/80 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/40 ,  H10K59/8792 ,  H10K59/8793 ,  H10K59/1213 ,  H10K59/131

Abstract: A display device includes: a display panel including a light emitting element layer including a pixel defining layer dividing a display area into an emission area and a non-emission area, a thin film encapsulation layer disposed on the light emitting element layer, and a shielding layer including a shielding electrode disposed on the thin film encapsulation layer that is disposed on a substrate including the display area and a non-display area; and a touch panel attached to the display panel through a first optically clear adhesive and including touch electrodes, wherein the light emitting element layer includes a light emitting layer corresponding to the emission area, and the shielding electrode overlaps the non-emission area.

公开(公告)号：US11720184B2

公开(公告)日：2023-08-08

申请号：US17703501

申请日：2022-03-24

Applicant: Samsung Display Co., LTD.

Inventor： Gi Na Yoo ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee

IPC: G06F3/03 ,  H10K59/40 ,  H10K59/122 ,  H10K50/86 ,  G06F3/0354 ,  H01L25/16 ,  G06F3/044 ,  G06F3/041 ,  H10K59/38 ,  H10K59/35

CPC classification number: G06F3/0317 ,  G06F3/03545 ,  G06F3/0412 ,  H01L25/167 ,  H10K50/86 ,  H10K59/122 ,  H10K59/40 ,  G06F3/044 ,  G06F3/04162 ,  G06F2203/04112 ,  H10K59/35 ,  H10K59/38

Abstract: A display device includes a thin-film transistor layer disposed on a substrate, the thin-film transistor layer including a thin-film transistor, a light emitting element layer disposed on the thin-film transistor layer, the light emitting element layer including a pixel defining layer defining emission areas, and a pixel electrode disposed in each of the emission areas, a touch electrode disposed on the light emitting element layer, the touch electrode overlapping the pixel defining layer and sensing a touch, and a code pattern defined by a planar shape of the pixel defining layer that is distinguished from the pixel electrode and the touch electrode, the code pattern having position information.

公开(公告)号：US11599215B2

公开(公告)日：2023-03-07

申请号：US17480014

申请日：2021-09-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong-Hwan Park ,  Mi Young Kim ,  Chi Wook An ,  Seong Jun Lee

IPC: G06F3/041 ,  H01L51/52 ,  H01L27/32 ,  G06F3/044

Abstract: A display device, including a substrate; a pixel electrode and an opposing electrode on the substrate; an encapsulation portion on the opposing electrode, the encapsulation portion including at least one organic layer and at least one inorganic layer alternately deposited; and a planarization layer on the encapsulation portion, the planarization layer including a portion covering an edge portion of the encapsulation portion, a first angle between an edge side surface of the planarization layer and a surface of the substrate being larger than a second angle between an edge side surface of the encapsulation portion and the surface of the substrate.

公开(公告)号：US20230015262A1

公开(公告)日：2023-01-19

申请号：US17652794

申请日：2022-02-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Woo Shim ,  Won Sang Park ,  Gi Na Yoo ,  Seong Jun Lee

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/52 ,  G06F3/044

Abstract: A display panel includes a plurality of emission areas emitting light and a light blocking area at least partially surrounding the plurality of emission areas, a plurality of touch electrodes disposed in the light blocking area on the display panel to sense a touch, a wavelength absorption layer disposed on the plurality of touch electrodes to absorb light of a specific wavelength, a bridge electrode disposed on the wavelength absorption layer to connect adjacent touch electrodes among the plurality of touch electrodes to each other, and a code pattern having position information determined by a planar shape of the bridge electrode.

公开(公告)号：US11170704B2

公开(公告)日：2021-11-09

申请号：US17024812

申请日：2020-09-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Jae Hyun Lee ,  Yoon Jong Cho

IPC: G09G3/32

Abstract: A display device includes: a pixel unit including pixels connected to first scan lines, second scan lines, and data lines; a scan driver for supplying a first scan signal to the pixels through the first scan lines at a first frequency and supplying a second scan signal to the pixels through the second scan lines at a second frequency different from the first frequency in a first mode; a first signal supply for supplying an inspection signal to the pixels through at least one of the data lines in response to the first scan signal in a first period of the first mode; and a second signal for supply supplying a bias signal to the pixels through the data lines in response to the first scan signal in a second period of the first mode.

公开(公告)号：US10957756B2

公开(公告)日：2021-03-23

申请号：US16367589

申请日：2019-03-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wang Woo Lee ,  Moo Soon Ko ,  Hyeon Sik Kim ,  Young Woo Park ,  Se Wan Son ,  Jin Sung An ,  Min Woo Woo ,  Seong Jun Lee ,  Jeong Soo Lee ,  Ji Seon Lee ,  Deuk Myung Ji

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

Abstract: A display device includes a substrate, a semiconductor layer on the substrate, a first insulating layer on the semiconductor layer, a first conductive layer on the semiconductor layer, a second insulating layer on the first conductive layer, a first contact hole penetrating the first insulating layer and the second insulating layer, a second conductive layer on the second insulating layer, connected to the semiconductor layer through the first contact hole, and including a hydrogen barrier material, and a third insulating layer on the second conductive layer.

公开(公告)号：US10007370B2

公开(公告)日：2018-06-26

申请号：US14725852

申请日：2015-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Yong-Hwan Park ,  Jong Seok Kim ,  Chi Wook An ,  Seong Jun Lee ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/32

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111 ,  H01L27/323

Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.

公开(公告)号：US12217708B2

公开(公告)日：2025-02-04

申请号：US18541885

申请日：2023-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Seon Lee ,  Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Se Wan Son

IPC: G09G3/3291 ,  H01L27/12 ,  H10K59/121

Abstract: A display device includes a substrate, a first active pattern, a first gate electrode, a second active pattern, a second gate electrode, a first connecting pattern, and a second connecting pattern. The first connecting pattern is disposed on the second active pattern and is electrically connected to the first gate electrode, and the second connecting pattern is disposed on the first connecting pattern and is electrically connected to the first connecting pattern and the second active pattern.

公开(公告)号：US12093477B2

公开(公告)日：2024-09-17

申请号：US17652794

申请日：2022-02-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Woo Shim ,  Won Sang Park ,  Gi Na Yoo ,  Seong Jun Lee

IPC: G06F3/041 ,  G06F3/03 ,  G06F3/0354 ,  G06F3/044 ,  H10K50/86 ,  H10K59/126 ,  H10K59/40 ,  H10K59/38

CPC classification number: G06F3/0412 ,  G06F3/0321 ,  G06F3/03542 ,  G06F3/04162 ,  G06F3/0446 ,  H10K50/865 ,  H10K59/126 ,  H10K59/40 ,  G06F2203/04111 ,  H10K59/38

Abstract: A display panel includes a plurality of emission areas emitting light and a light blocking area at least partially surrounding the plurality of emission areas, a plurality of touch electrodes disposed in the light blocking area on the display panel to sense a touch, a wavelength absorption layer disposed on the plurality of touch electrodes to absorb light of a specific wavelength, a bridge electrode disposed on the wavelength absorption layer to connect adjacent touch electrodes among the plurality of touch electrodes to each other, and a code pattern having position information determined by a planar shape of the bridge electrode.

公开(公告)号：US12067189B2

公开(公告)日：2024-08-20

申请号：US17809816

申请日：2022-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chang Min Park ,  Jin Yong Sim ,  Ivan Maidanchuk ,  Won Sang Park ,  Kyu Shik Shin ,  Seong Jun Lee

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/038 ,  G06F3/042 ,  G06F3/0488

CPC classification number: G06F3/04162 ,  G06F3/03545 ,  G06F3/0383 ,  G06F3/0421 ,  G06F3/0488 ,  G06F2203/04106

Abstract: The present disclosure relates to a smart pen and a display device using the same, in which a reflective light reception rate may be enhanced through a light output structure to increase a code pattern and code information recognition rate of a display panel. According to an embodiment of the disclosure, smart pen comprising a body portion, a pen tip portion formed on one end of the body portion to form a path of light emitted from a light emitting portion in an end direction at one side, a code detector detecting shape data for code patterns by applying light to the pen tip portion and receiving light reflected from a display panel and the pen tip portion, and a code processor generating coordinate data by using the shape data and transmitting the coordinate data to a main processor for driving the display panel.