公开(公告)号：US12008180B2

公开(公告)日：2024-06-11

申请号：US17819944

申请日：2022-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Su Yul Seo ,  Ji Hun Ryu ,  Kwang Hyun Baek ,  Kyung Min Choi ,  Won Ki Hong ,  Jeong An Hong

IPC: G06F3/041 ,  G06V40/13

CPC classification number: G06F3/0412 ,  G06V40/1306

Abstract: A display device includes a display panel. A metal plate is disposed on a bottom surface of the display panel and includes a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface. A fingerprint sensor overlaps the second surface of the metal plate. The metal plate includes a recess that is recessed in a direction from the second surface of the metal plate toward the first surface.

公开(公告)号：US11989363B2

公开(公告)日：2024-05-21

申请号：US17379737

申请日：2021-07-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Kook Park ,  So Hee Park ,  Hee Seomoon ,  Tae Hee Lee ,  Won Ki Hong

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04105

Abstract: A display device including a display panel; a pressure sensor disposed under the display panel and including a first protrusion at one side thereof; and a waterproofing member disposed under the display panel and including a first accommodation portion at one side thereof facing the one side. The protrusion of the pressure sensor is disposed to face the first accommodation portion of the waterproofing member, and the first protrusion is inserted in the first accommodation portion.

公开(公告)号：US11961322B2

公开(公告)日：2024-04-16

申请号：US17189203

申请日：2021-03-01

Applicant: Samsung Display Co., LTD.

Inventor： Hee Seomoon ,  Won Ki Hong ,  Hyeon Jun Lee

IPC: G06V40/13 ,  A61B5/0265 ,  G06F1/16

CPC classification number: G06V40/1318 ,  A61B5/0265 ,  G06F1/1684 ,  A61B2562/0261

Abstract: Provided are a force sensor, a display device including the same, and a method of driving the same. The force sensor includes a first base substrate and a second base substrate facing each other; first force sensor electrodes extending in a first direction and arranged in a second direction crossing the first direction on the first base substrate; second force sensor electrodes extending in the second direction and arranged in the first direction on the second base substrate; and a sensor hole configured to transmit light. Any one of the first force sensor electrodes includes a first sub-force sensor electrode disposed on a first side of the sensor hole and a second sub-force sensor electrode disposed on a second side opposite to the first side of the sensor hole.

公开(公告)号：US11836312B2

公开(公告)日：2023-12-05

申请号：US17114242

申请日：2020-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki Hong ,  Tae Hee Lee ,  Sung Kook Park ,  So Hee Park ,  Hee Seomoon

IPC: G06F3/041 ,  G06F1/16

CPC classification number: G06F3/0414 ,  G06F1/1626 ,  G06F1/1643

Abstract: A display device includes: a display panel; a first force sensor disposed under the display panel; and a first waterproof member disposed under the display panel and disposed on an outer side of the first force sensor, wherein a height of the first waterproof member is larger than a height of the first force sensor.

公开(公告)号：US20230185390A1

公开(公告)日：2023-06-15

申请号：US17819944

申请日：2022-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SU YUL SEO ,  Ji Hun Ryu ,  Kwang Hyun Baek ,  Kyung Min Choi ,  Won Ki Hong ,  Jeong An Hong

IPC: G06F3/041 ,  G06V40/13

CPC classification number: G06F3/0412 ,  G06V40/1306

Abstract: A display device includes a display panel. A metal plate is disposed on a bottom surface of the display panel and includes a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface. A fingerprint sensor overlaps the second surface of the metal plate. The metal plate includes a recess that is recessed in a direction from the second surface of the metal plate toward the first surface.

公开(公告)号：US11573654B2

公开(公告)日：2023-02-07

申请号：US17101652

申请日：2020-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Kook Park ,  Suk Kim ,  So Hee Park ,  Hee Seomoon ,  Tae Hee Lee ,  Won Ki Hong

IPC: G06F3/041 ,  G06F3/04883 ,  G06F3/01 ,  H01L25/075 ,  H01L27/12 ,  H01L33/50 ,  H01L33/58 ,  H01L33/62 ,  B82Y20/00

Abstract: A display device includes a display panel, a first force sensor, a first vibration generator, and a first electromagnetic wave shielding member. The first force sensor is disposed under the display panel. The first vibration generator is disposed under the display panel and adjacent to the first force sensor. The first electromagnetic wave shielding member surrounds side surfaces of the first vibration generator.

公开(公告)号：US11320925B2

公开(公告)日：2022-05-03

申请号：US17035850

申请日：2020-09-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Ki Hong ,  Sung Kook Park ,  Hee Seomoon ,  Tae Hee Lee

IPC: G06F3/041 ,  G01L1/20 ,  H01L27/32

Abstract: A display device includes a display panel and a force sensor. The force sensor is disposed adjacent to a first edge of the display panel and extends along the first edge. The force sensor includes a first sensing region, a second sensing region, a first force concentration bump, and a second force concentration bump. The second sensing region is located on a side of the first sensing region and has a larger area than the first sensing region. The first force concentration bump overlaps the first sensing region. The second force concentration bump overlaps the second sensing region and is spaced apart from the first force concentration bump.

公开(公告)号：US11216177B2

公开(公告)日：2022-01-04

申请号：US16401245

申请日：2019-05-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Seomoon ,  Won Ki Hong ,  Sung Kook Park ,  Tae Hee Lee

IPC: G06F3/041 ,  G06F3/0488 ,  G06F3/01 ,  G06F3/0482

Abstract: An electronic device comprises a touch display that includes an edge portion on at least one side thereof, a sensor unit that includes a first pressure sensor disposed in a first sensing area of the edge portion and a second pressure sensor disposed in a second sensing area of the edge portion, and a control unit that displays a first user interface on the touch display in response to a first input signal that exceeds a predetermined pressure value being detected via at least one of the first or second pressure sensors and that performs a first action in response to a second input signal that exceeds a predetermined pressure value being detected via at least one of the first or second pressure sensors.

公开(公告)号：US11215522B2

公开(公告)日：2022-01-04

申请号：US16285071

申请日：2019-02-25

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee Lee ,  Sung Kook Park ,  So Hee Park ,  Hee Seomoon ,  Won Ki Hong

IPC: G01L25/00 ,  G06F3/14 ,  G06F3/041

Abstract: A test apparatus includes: a stage having a planar surface extending in a first direction and a second direction crossing the first direction; a mounting portion that is disposed on the stage to place a test member thereon; an angle adjusting portion adjusting a first angle of the mounting portion to incline the mounting portion with respect to the planar surface of the stage; and a pressing guide disposed on the stage and moving a pressing member in the first direction, the second direction, and a third direction normal to the planar surface of the stage.

公开(公告)号：US11188167B2

公开(公告)日：2021-11-30

申请号：US16893310

申请日：2020-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Hyeon Jun Lee ,  Won Ki Hong ,  So Hee Park ,  Hee Seomoon

IPC: G06F3/041

Abstract: A force sensor includes: a plurality of touch cells comprising a plurality of driving electrodes, a pressure sensing layer overlapping the driving electrodes, and a plurality of sensing electrodes overlapping the pressure sensing layer; and a touch driver configured to receive a raw data from the plurality of touch cells and to detect a touch pressure applied to the plurality of touch cells. The touch driver includes: a filtering unit configured to filter the raw data and to output sensing data; a data storage unit configured to store max data having the highest value from among the sensing data and propagation data of at least one adjacent touch cell adjacent to a max touch cell having the max data; and a noise removing unit configured to detect and remove noise from the sensing data.