公开(公告)号：US20240094769A1

公开(公告)日：2024-03-21

申请号：US18318825

申请日：2023-05-17

Applicant: Samsung Display Co., LTD.

Inventor： Tae Chang KIM ,  Hae Jin KIM ,  Tae Hoon YANG

IPC: G06F1/16

CPC classification number: G06F1/1624

Abstract: A display device includes a display panel including a first active area and a second active area slidable in a first direction, a plurality of segments spaced apart from one another in the first direction, extending in a second direction intersecting the first direction, and supporting a lower surface of the second active area, a panel housing having a guide rail engaged with a portion of each of the segments to guide a sliding motion of the display panel, and a first roller extending in the second direction, disposed in the panel housing, and surrounded by the lower surface of the second active area. The first roller includes a central portion having a first diameter, and a stepped portion protruding from the central portion in the second direction, forming a level difference with the central portion, and overlapping at least one of the segments to form a space.

公开(公告)号：US20230397471A1

公开(公告)日：2023-12-07

申请号：US18231008

申请日：2023-08-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Jin HONG ,  Gun Shik KIM ,  Tae Hoon YANG ,  Ja Eun LEE ,  Sun Ho KIM

IPC: H10K59/65 ,  H10K50/86 ,  H10K59/121

CPC classification number: H10K59/65 ,  H10K50/865 ,  H10K59/1213

Abstract: A display device includes: a display panel including a substrate, where the display panel is divided into a first display region in which a plurality of first pixels is disposed and a second display region in which a plurality of second pixels is disposed; and a sensor overlapping the second display region of the display panel. The second display region includes a plurality of unit pixel blocks, each including two second pixels adjacent to each other in a first direction and two second pixels adjacent to each other in a second direction intersecting the first direction, and a transmissive region through which light is transmitted. A distance between two unit pixel blocks adjacent to each other in the first direction is greater than a distance between two unit pixel blocks adjacent to each other in an oblique direction inclined to the first direction.

公开(公告)号：US20230120770A1

公开(公告)日：2023-04-20

申请号：US18083807

申请日：2022-12-19

Applicant: Samsung Display Co., LTD.

Inventor： Sang Hoon LEE ,  Ki Nyeng KANG ,  Sun Kwang KIM ,  Tae Woo KIM ,  Jong Hyun CHOI ,  Tae Hoon YANG

IPC: H10K59/131 ,  H10K59/121

Abstract: A display device includes a substrate including a display area including pixels, and a light transmissive area including a portion in the display area, and signal lines disposed in the display area and electrically connected with the pixels, where the signal lines include a first signal line on a first side, a second signal line on a second side and arranged with the first signal line in a first direction, and a third signal line on a third side, and the third signal line is arranged with the first signal line and the second signal line in a second direction, the first and second signal lines are insulated from each other in the display area, and a length of the third signal line is longer than a length of the second signal line in the first direction.

公开(公告)号：US20220352450A1

公开(公告)日：2022-11-03

申请号：US17867627

申请日：2022-07-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Yeong KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L33/62 ,  H01L33/20 ,  G09G3/32 ,  H01L33/38 ,  H01L25/16 ,  H01L27/32 ,  H01L25/075

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US20210151499A1

公开(公告)日：2021-05-20

申请号：US17097932

申请日：2020-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Ho PARK ,  Sung Hoon KIM ,  Jin Yeong KIM ,  Jin Taek KIM ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L27/15 ,  H01L33/62 ,  H01L33/38 ,  H01L33/40

Abstract: A display device includes a substrate having an emission area and a non-emission area, a first electrode and a second electrode spaced from each other on the substrate in the emission area, a first insulating layer on the substrate in the emission area and the non-emission area and covering at least a portion of the first electrode and the second electrode, a light-emitting element between the first electrode and the second electrode, a first contact electrode on the first electrode and in contact with one end portion of the light-emitting element, and a second contact electrode on the second electrode and in contact with the other end portion of the light-emitting element, a first active material layer on the first insulating layer in the non-emission area and electrically connected to the first contact electrode, and a gate insulating layer on the first active material layer.

公开(公告)号：US20210151419A1

公开(公告)日：2021-05-20

申请号：US16991515

申请日：2020-08-12

Applicant: Samsung Display Co., LTD.

Inventor： Seung Min LEE ,  Jin Yeong KIM ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE ,  Jin Woo LEE

IPC: H01L25/075 ,  H01L27/15

Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.

公开(公告)号：US20210043707A1

公开(公告)日：2021-02-11

申请号：US16937035

申请日：2020-07-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Ho PARK ,  Yeon Hong KIM ,  Jin Yeong KIM ,  Jin Taek KIM ,  Soo hyun MOON ,  Mi Jin PARK ,  Tae Hoon YANG ,  Sung-Jin LEE ,  Jin Woo LEE ,  Kwang Taek HONG

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

Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic tight emitting diode.

公开(公告)号：US20210012708A1

公开(公告)日：2021-01-14

申请号：US16876910

申请日：2020-05-18

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: G09G3/3225

Abstract: An emission signal driver comprises stages connected to emission lines. Each of the stages includes a node controller which supplies a start signal or a carry signal, which is input to a start terminal, to a first node in response to a clock signal input to a clock terminal, a first inverter connected between the first node and a second node, and a second inverter connected between the second node and an output terminal.

公开(公告)号：US20190096925A1

公开(公告)日：2019-03-28

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：US20250040356A1

公开(公告)日：2025-01-30

申请号：US18914410

申请日：2024-10-14

Applicant: Samsung Display Co., LTD.

Inventor： Ju Won YOON ,  Tae Hoon YANG

IPC: H10K59/122 ,  H10K59/121 ,  H10K71/00

Abstract: A display device includes a plurality of first pixels, a substrate, a first semiconductor layer which is disposed on the substrate and includes an active layer of a first transistor, a first insulating layer which is disposed on the first semiconductor layer, a first conductive layer which is disposed on the first insulating layer and includes a gate electrode of the first transistor, a second insulating layer which is disposed on the first conductive layer, and a second conductive layer which is disposed on the second insulating layer and includes a first electrode and a second electrode of the first transistor, where a first opening exposing the first conductive layer in an area in which the first conductive layer and the second conductive layer of each of the plurality of first pixels do not overlap is defined in the second insulating layer.