公开(公告)号：US11355559B2

公开(公告)日：2022-06-07

申请号：US17024853

申请日：2020-09-18

Applicant: Samsung Display Co. Ltd.

Inventor： Jae Woo Im ,  Jung Hun Noh ,  Yi Joon Ahn ,  Sung Chan Jo

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H04R1/02

Abstract: A display device includes a display panel including a display area including: a stretchable display area at which the display panel is stretchable, disposed at an outer edge of the display device, and a normal display area having flexibility less than that of the stretchable display area, the normal display area disposed further from the outer edge of the display device than the stretchable display area; a cover window disposed on the display panel, including a peripheral portion and a central portion which is disposed further from the outer edge of the display device than the peripheral portion; and a vibration member disposing the normal display area having the flexibility less than that of the stretchable display area between the central portion of the cover window and the vibration member along a thickness direction of the display device.

公开(公告)号：US11201194B2

公开(公告)日：2021-12-14

申请号：US16296251

申请日：2019-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jung Hun Noh ,  Yi Joon Ahn ,  Jae Woo Im

IPC: H01L27/32 ,  H04R1/02 ,  H05K7/20 ,  G09G3/34

Abstract: The display device comprises: a display panel; a sound generator under the display panel; a frame disposed under the display panel and the sound generator; and a porous layer disposed adjacent to the sound generator between the display panel and the frame and having a plurality of air pockets, wherein the porous layer has a porosity of about 90% or more.

公开(公告)号：US11109129B2

公开(公告)日：2021-08-31

申请号：US16549030

申请日：2019-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Byeong Hee Won ,  Yi Joon Ahn ,  Jung Hun Noh ,  Ji Yeon Seo ,  Joon Hak Oh

IPC: H04R1/02 ,  H01L27/32 ,  H04R1/40 ,  H04R3/12

Abstract: A display device including: a display panel having a substrate including a plurality of islands and a plurality of bridges coupling the islands to each other; and a plurality of actuators provided on first surfaces of at least one or more of the islands of the substrate. The actuators may vibrate a first area of the display panel that includes portions overlapping with the respective actuators.

公开(公告)号：US11079792B2

公开(公告)日：2021-08-03

申请号：US16888259

申请日：2020-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Yi Joon Ahn ,  Sung Chul Kim ,  Jung Hun Noh ,  Keun Kyu Song ,  Hye Yong Chu

IPC: G06F1/16 ,  H04R7/04 ,  H04N5/64 ,  H04R1/02 ,  H04R9/06 ,  G02F1/1333

Abstract: A display device incudes: a display panel; a plurality of vibro-acoustic elements coupled to the display panel and spaced apart from each other on a lower surface of the display panel; and a bracket disposed below the display panel and including a bottom plate, where a plurality of receiving holes is defined through the bottom plate. The plurality of vibro-acoustic elements is disposed in the plurality of receiving holes, respectively, a vibration space is defined by a portion of the bottom plate defining a receiving hole of the receiving holes, which is recessed from an upper surface toward a lower surface of the bottom plate, and audio frequencies in different frequency bands, respectively, is produced from regions in which the plurality of vibro-acoustic elements are disposed.

公开(公告)号：US10911851B2

公开(公告)日：2021-02-02

申请号：US16425847

申请日：2019-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jung Hun Noh ,  Yi Joon Ahn

IPC: H04R1/02

Abstract: A display device includes: a display panel; and first and second sound generating device configured to generating sounds and vibrate the display panel, wherein the first sound generating device may have a higher sound pressure level than the second sound generating device in a first frequency range, and the second sound generating device may have a higher sound pressure level than the first sound generating device in a second frequency range lower than the first frequency range. A method of driving a display device in sound generating and haptic modes also is disclosed.

公开(公告)号：US10802537B2

公开(公告)日：2020-10-13

申请号：US15959392

申请日：2018-04-23

Applicant: Samsung Display Co. Ltd.

Inventor： Yi Joon Ahn ,  Sung Chul Kim ,  Jung Hun Noh

IPC: G06F1/16 ,  H04N5/225

Abstract: A display device includes: a stretchable display panel which displays an image at a display surface thereof; and an optical module which is disposed on a surface of the stretchable display panel opposite to the display surface thereof. The optical module is visible or non-visible from outside the stretchable display panel by expansion or contraction of the stretchable display panel.

公开(公告)号：US20200293084A1

公开(公告)日：2020-09-17

申请号：US16888259

申请日：2020-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Yi Joon Ahn ,  Sung Chul Kim ,  Jung Hun Noh ,  Keun Kyu Song ,  Hye Yong Chu

IPC: G06F1/16 ,  H04R7/04 ,  H04N5/64 ,  H04R1/02 ,  H04R9/06

Abstract: A display device incudes: a display panel; a plurality of vibro-acoustic elements coupled to the display panel and spaced apart from each other on a lower surface of the display panel; and a bracket disposed below the display panel and including a bottom plate, where a plurality of receiving holes is defined through the bottom plate. The plurality of vibro-acoustic elements is disposed in the plurality of receiving holes, respectively, a vibration space is defined by a portion of the bottom plate defining a receiving hole of the receiving holes, which is recessed from an upper surface toward a lower surface of the bottom plate, and audio frequencies in different frequency bands, respectively, is produced from regions in which the plurality of vibro-acoustic elements are disposed.

公开(公告)号：US20200278750A1

公开(公告)日：2020-09-03

申请号：US16704812

申请日：2019-12-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eun Kyung Yeon ,  Ga Na Kim ,  Jung Hun Noh ,  Yi Joon Ahn

IPC: G06F3/01 ,  B06B1/04 ,  B06B1/06 ,  H01L27/32

Abstract: A display device includes a display panel, a bracket disposed on a first surface of the display panel, and a first vibrating device disposed between the first surface of the display panel and a first surface of the bracket which faces the first surface of the display panel. The first vibrating device is configured to output a first sound and provide a haptic feedback by vibrating the display panel and the bracket.

公开(公告)号：US10671114B2

公开(公告)日：2020-06-02

申请号：US15988990

申请日：2018-05-24

Applicant: Samsung Display Co. Ltd.

Inventor： Yi Joon Ahn ,  Sung Chul Kim ,  Jung Hun Noh ,  Keun Kyu Song ,  Hye Yong Chu

IPC: G06F1/16 ,  H04R7/04 ,  H04N5/64 ,  H04R1/02 ,  H04R9/06 ,  G02F1/1333

Abstract: A display device includes: a display panel; a plurality of vibro-acoustic elements coupled to the display panel and spaced apart from each other on a lower surface of the display panel; and a bracket disposed below the display panel and including a bottom plate, where a plurality of receiving holes is defined through the bottom plate. The plurality of vibro-acoustic elements is disposed in the plurality of receiving holes, respectively, a vibration space is defined by a portion of the bottom plate defining a receiving hole of the receiving holes, which is recessed from an upper surface toward a lower surface of the bottom plate, and audio frequencies in different frequency bands, respectively, is produced from regions in which the plurality of vibro-acoustic elements are disposed.

公开(公告)号：US10156757B2

公开(公告)日：2018-12-18

申请号：US15271448

申请日：2016-09-21

Applicant: Samsung Display Co. Ltd.

Inventor： Hyun Sup Lee ,  Jung Hun Noh ,  Keun Kyu Song ,  Sang Hee Jang ,  Byung Seok Choi

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1362

Abstract: A liquid crystal display includes first and second substrates facing each other and including pixels in a first direction and in a second direction that crosses the first direction, and pixel electrodes disposed in the pixels, respectively, over a common electrode, each of the pixel electrodes including branch electrodes, which extend in the second direction, where the pixels include first pixels, which display a white color, and second pixels, which display one of a red color, a green color, and a blue color, the pixel electrodes include first pixel electrodes, which are disposed in the first pixels, respectively, and second pixel electrodes, which are disposed in the second pixels, respectively, and a first average distance between every two adjacent first and second pixel electrodes in the first direction is smaller than a second average distance between every two adjacent second pixel electrodes in the first direction.