公开(公告)号：US20230376144A1

公开(公告)日：2023-11-23

申请号：US18230663

申请日：2023-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong BOK ,  Won Ki HONG

IPC: G06F3/041 ,  G06F3/042 ,  G06F3/044

CPC classification number: G06F3/04166 ,  G06F3/0421 ,  G06F3/0448 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0445 ,  G06F3/0446

Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.

公开(公告)号：US20230305646A1

公开(公告)日：2023-09-28

申请号：US18051198

申请日：2022-10-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyung Chul KIM ,  Won Ki HONG

IPC: G06F3/0354 ,  G06F3/038

CPC classification number: G06F3/03545 ,  G06F3/0383

Abstract: An electronic pen includes a projector configured to generate a virtual code pattern, a light-emitting unit configured to emit light to a detection area, a light-receiving unit configured to detect light reflected from the detection area, and a code processor configured to control the projector, the light-emitting unit, and the light-receiving unit. The code processor is configured to, when a code pattern is detected in a portion of the detection area, generate the virtual code pattern, which corresponds to a remaining portion of the detection area. The projector is configured to output the virtual code pattern to the remaining portion of the detection area.

公开(公告)号：US20220109031A1

公开(公告)日：2022-04-07

申请号：US17554762

申请日：2021-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong BOK ,  Hee June KWAK ,  Mu Gyeom KIM ,  Min Soo KIM ,  Won Ki HONG

IPC: H01L27/32 ,  G09G3/3233 ,  H01L25/04

Abstract: A display apparatus includes: a first substrate having a front surface and a rear surface; a first display layer disposed on the front surface of the first substrate, the first display layer configured to emit light in a front direction; a second display layer disposed on the rear surface of the first substrate, the second display layer configured to emit light in a rear direction; and a pressure sensor disposed on the rear surface of the first substrate, the pressure sensor configured to sense a pressure of a touch of a user.

公开(公告)号：US20210278951A1

公开(公告)日：2021-09-09

申请号：US17330470

申请日：2021-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong BOK ,  Won Ki HONG

IPC: G06F3/041 ,  G06F3/042 ,  G06F3/044

Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.

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：US20200241696A1

公开(公告)日：2020-07-30

申请号：US16853511

申请日：2020-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong BOK ,  Won Ki HONG

IPC: G06F3/042

Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.

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.

公开(公告)号：US20200042125A1

公开(公告)日：2020-02-06

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 ,  H05K1/18 ,  H01L27/32

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.