公开(公告)号：US11137850B2

公开(公告)日：2021-10-05

申请号：US16569399

申请日：2019-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G06F3/041 ,  G01L1/14 ,  G01L1/20 ,  G01L1/26 ,  G06F3/044

Abstract: A force sensor includes first and second substrates. The second substrate faces the first substrate. A driving electrode is disposed on a first surface of the first substrate facing the second substrate. A sensing electrode is disposed on the first surface of the first substrate and is spaced apart from the driving electrode. A three sensitive layer is disposed on a first surface of the second substrate, facing the first substrate. The driving electrode includes a main driving protrusion that protrudes from a side surface of the driving electrode, facing the sensing electrode.

公开(公告)号：US10963080B2

公开(公告)日：2021-03-30

申请号：US16273070

申请日：2019-02-11

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  G06F3/0488 ,  H01L27/32 ,  H05K1/18

Abstract: A display device includes: a display panel; an input sensing panel; a display flexible circuit board to control the display panel having an input sensing driving circuit electrically connected to the input sensing panel, the display flexible circuit board being connected to the display panel; and a first pressure sensor disposed adjacent to and extending along a first edge of the display panel, wherein the first pressure sensor is electrically connected to the input sensing driving circuit of the display flexible circuit board.

公开(公告)号：US20200058712A1

公开(公告)日：2020-02-20

申请号：US16429078

申请日：2019-06-03

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  H05K1/14 ,  H05K1/18 ,  G06F3/044 ,  G06F3/041

Abstract: A display device includes: a display panel; a first force sensor disposed below the display panel; a display circuit board attached to a first side of the display panel; and a first flexible circuit board connecting the first force sensor and the display circuit board, wherein the display circuit board and the first flexible circuit board are bent at least once.

公开(公告)号：US11567601B2

公开(公告)日：2023-01-31

申请号：US17494021

申请日：2021-10-05

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G06F3/041 ,  G01L1/14 ,  G01L1/26 ,  G06F3/044 ,  G01L1/20

Abstract: A force sensor includes first and second substrates. The second substrate faces the first substrate. A driving electrode is disposed on a first surface of the first substrate facing the second substrate. A sensing electrode is disposed on the first surface of the first substrate and is spaced apart from the driving electrode. A force sensitive layer is disposed on a first surface of the second substrate, facing the first substrate. The driving electrode includes a main driving protrusion that protrudes from a side surface of the driving electrode, facing the sensing electrode.

公开(公告)号：US11474630B2

公开(公告)日：2022-10-18

申请号：US17216583

申请日：2021-03-29

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  G06F3/0488 ,  H01L27/32 ,  H05K1/18

Abstract: A display device includes: a display panel; an input sensing panel; a display flexible circuit board to control the display panel having an input sensing driving circuit electrically connected to the input sensing panel, the display flexible circuit board being connected to the display panel; and a first pressure sensor disposed adjacent to and extending along a first edge of the display panel, wherein the first pressure sensor is electrically connected to the input sensing driving circuit of the display flexible circuit board.

公开(公告)号：US11320924B2

公开(公告)日：2022-05-03

申请号：US16908711

申请日：2020-06-22

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G06F3/041

Abstract: A display device controls a display by changing a reference value set in a foldable area of a display panel. The display device includes a display panel displays an image and outputs force sensing signals, and a controller that converts the force sensing signals into force values and controls the display when the force values in the foldable area of the display area are equal to or greater than a second reference value different from a first reference value.

公开(公告)号：US11290583B2

公开(公告)日：2022-03-29

申请号：US16920073

申请日：2020-07-02

Applicant: Samsung Display Co., Ltd.

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

IPC: H04M1/02 ,  H01L27/32

Abstract: A display device includes a display panel to display an image, and a blood pressure measuring module including a pressure sensor and a pulse wave sensor, wherein the pressure sensor is configured to sense a pressure that is applied to the display panel, the pulse wave sensor includes an optical sensor, and the pulse wave sensor is configured to generate a pulse wave signal using light that is emitted from a pixel of the display panel.

公开(公告)号：US11068102B2

公开(公告)日：2021-07-20

申请号：US16928360

申请日：2020-07-14

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041

Abstract: A display device is provided. The display device includes: a display panel including a first area, a second area, and a folding area between the first area and the second area, and a force sensor at one surface of the display panel. The force sensor includes a plurality of first touch cells overlapping the first area or the second area, a plurality of second touch cells overlapping the folding area, and a touch driver which controls a threshold voltage of the plurality of second touch cells on the basis of an intensity of a base force of the plurality of second touch cells.

公开(公告)号：US11023064B2

公开(公告)日：2021-06-01

申请号：US16414712

申请日：2019-05-16

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  H05K1/14 ,  H05K1/18 ,  G06F3/0481 ,  H01L27/32 ,  G06F3/0488

Abstract: A display device including a first pressure sensor disposed under a display panel that includes an upper surface, a first upper curved portion extended from a first edge of the upper surface, and a first side surface extended from the first upper curved portion. The first pressure sensor is disposed in the first upper curved portion.

公开(公告)号：US10719160B2

公开(公告)日：2020-07-21

申请号：US16210280

申请日：2018-12-05

Applicant: Samsung Display Co., Ltd.

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

IPC: G06F3/041 ,  G06F1/16 ,  G06F3/045 ,  H05K1/18

Abstract: A display device includes a bracket, a display panel, a first force sensor, and a main circuit board. The display panel is disposed on the bracket. The first force sensor is disposed between the display panel and the bracket, the first force sensor being adjacent to a first edge of the display panel. The main circuit board is disposed below the bracket such that the bracket is disposed between the display panel and the main circuit board. The bracket includes a first hole exposing the main circuit board. The first force sensor is connected to the main circuit board through the first hole.