公开(公告)号：US20210319198A1

公开(公告)日：2021-10-14

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: G06K9/00 ,  G06F1/16 ,  A61B5/0265

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：US20210296408A1

公开(公告)日：2021-09-23

申请号：US17087501

申请日：2020-11-02

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ki HONG ,  So Hee PARK ,  Hee SEOMOON ,  Hyeon Jun LEE

IPC: H01L27/32 ,  A61B5/00

Abstract: A display device includes a display panel comprising a through hole and a pixel area, the pixel area surrounding the through hole and including pixels for displaying an image; a force sensor at a first surface of the display panel and configured to sense force applied from an outside; and a light sensor overlapping the through hole of the display panel in a thickness direction of the display panel, the light sensor being configured to sense light incident on the light sensor through the through hole.

公开(公告)号：US20210117064A1

公开(公告)日：2021-04-22

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.

公开(公告)号：US20210271366A1

公开(公告)日：2021-09-02

申请号：US17242122

申请日：2021-04-27

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：US20200159358A1

公开(公告)日：2020-05-21

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

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：US20200042043A1

公开(公告)日：2020-02-06

申请号：US16364142

申请日：2019-03-25

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee LEE ,  Sung Kook PARK ,  So Hee PARK ,  Hee SEOMOON ,  Won Ki HONG

IPC: G06F1/16 ,  H05K5/00 ,  G06F3/041

Abstract: A display device includes a display panel, a middle frame, and a first pressure sensor. The middle frame is disposed under the display panel. The middle frame includes a first accommodating groove extending along a first long side of the display panel. The first pressure sensor is disposed in the first accommodating groove.

公开(公告)号：US20210132727A1

公开(公告)日：2021-05-06

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：US20210067618A1

公开(公告)日：2021-03-04

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：US20200056955A1

公开(公告)日：2020-02-20

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 ,  G06F3/041 ,  G06F3/14

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：US20200042133A1

公开(公告)日：2020-02-06

申请号：US16360771

申请日：2019-03-21

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 ,  G06F3/0488 ,  G06F3/01

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.