公开(公告)号：US12245468B2

公开(公告)日：2025-03-04

申请号：US17191990

申请日：2021-03-04

Applicant: Samsung Display Co., Ltd. ,  Postech Research and Business Development Foundation

Inventor： Jiwon Lee ,  Sujung Huh ,  Joon Hak Oh ,  Yoon Ho Lee ,  Jiyeon Seo ,  Youngsang Ha

IPC: G02B1/111 ,  B32B9/04 ,  G02B1/04 ,  G02B1/116 ,  G02B3/00 ,  H10K59/124

Abstract: A display device includes a display panel which contains an LED which emits light, a first layer containing a porous polymer and disposed on the display panel, a second layer containing a metal halide and disposed on the first layer, and a lenticular lens disposed on the display panel, where the first layer has a first refractive index and the second layer has a second refractive index less than the first refractive index.

公开(公告)号：USRE49756E1

公开(公告)日：2023-12-12

申请号：US16437985

申请日：2019-06-11

Applicant: Samsung Display Co. Ltd.

Inventor： Ha-Yun Kang ,  Joon Hak Oh ,  Jong Seo Lee

IPC: G06F3/041 ,  G06F3/043 ,  G06F3/01 ,  H04R17/00

CPC classification number: G06F3/043 ,  G06F3/016 ,  H04R17/005 ,  H04R2400/00 ,  H04R2499/11 ,  H04R2499/15

Abstract: A display device unit includes: a display device; and a sound element disposed at a side surface or a rear surface of the display device, where the sound element includes a vibration material layer which provides a sound based on an electric field applied therein, and a pair of electrodes which generates the electric field in the vibration material layer.

公开(公告)号：USRE47802E1

公开(公告)日：2020-01-07

申请号：US16025880

申请日：2018-07-02

Applicant: Samsung Display Co. Ltd.

Inventor： Ha-Yun Kang ,  Joon Hak Oh ,  Jong Seo Lee

IPC: G06F3/043 ,  G06F3/01 ,  H04R17/00

Abstract: A display device unit includes: a display device; and a sound element disposed at a side surface or a rear surface of the display device, where the sound element includes a vibration material layer which provides a sound based on an electric field applied therein, and a pair of electrodes which generates the electric field in the vibration material layer.

公开(公告)号：US10156920B2

公开(公告)日：2018-12-18

申请号：US15354189

申请日：2016-11-17

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Hak Oh ,  Jong Seo Lee

IPC: G06F3/041 ,  G06F3/047 ,  H01L27/12 ,  H01L41/29 ,  H01L41/113

Abstract: There is provided a pixel. The pixel includes a pixel transistor including a gate electrode provided on a substrate and protruding from a scan line, an active pattern provided on the gate electrode, a first electrode provided on the active pattern, and a second electrode provided on the active pattern and protruding from a data line and a piezoelectric sensor including a first touch electrode provided on the substrate and a piezoelectric pattern provided on the first touch electrode. The gate electrode and the first touch electrode are formed of a same material. The active pattern and the piezoelectric pattern are formed of a same material.

公开(公告)号：US09436320B2

公开(公告)日：2016-09-06

申请号：US13969993

申请日：2013-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Ha-Yun Kang ,  Joon Hak Oh ,  Jong Seo Lee

IPC: G06F3/041 ,  G06F3/043 ,  G06F3/01 ,  H04R17/00

CPC classification number: G06F3/043 ,  G06F3/016 ,  H04R17/005 ,  H04R2400/00 ,  H04R2499/11 ,  H04R2499/15

Abstract: A display device unit includes: a display device; and a sound element disposed at a side surface or a rear surface of the display device, where the sound element includes a vibration material layer which provides a sound based on an electric field applied therein, and a pair of electrodes which generates the electric field in the vibration material layer.

Abstract translation: 显示装置单元包括：显示装置; 以及设置在显示装置的侧面或背面的声音元件，其中声音元件包括基于施加于其中的电场提供声音的振动材料层和产生电场的一对电极 振动材料层。

公开(公告)号：US11622181B2

公开(公告)日：2023-04-04

申请号：US16695132

申请日：2019-11-25

Applicant: Samsung Display Co., LTD.

Inventor： Byeong Hee Won ,  Joon Hak Oh

IPC: H04R1/02 ,  H04R9/06 ,  H04R9/02 ,  H04R9/04 ,  H04R7/04 ,  H01L27/32 ,  H01L51/52 ,  H01L25/18 ,  H01L41/09 ,  H01L51/56

Abstract: A display device includes a display panel which includes a first substrate, a second substrate, and a light emitting element layer disposed between the first substrate and the second substrate and outputting light toward the second substrate, a first sound generator which is disposed on the first substrate and outputs a first sound by vibrating the display panel, a source circuit board which is disposed on the first substrate, and a first sound circuit board which connects the first sound generator and the source circuit board.

公开(公告)号：US11483638B2

公开(公告)日：2022-10-25

申请号：US16732692

申请日：2020-01-02

Applicant: Samsung Display Co., Ltd.

Inventor： Byeong Hee Won ,  Joon Hak Oh

IPC: H04R1/02 ,  H04M1/02 ,  H04M1/03 ,  H04R1/28 ,  H04R3/00

Abstract: A display device includes: a display panel; a bracket disposed under the display panel; a first vibration generator disposed under the display panel, where the first vibration generator outputs sound by vibrating the display panel in a thickness direction of the display panel; and a second vibration generator disposed under the bracket, where the second vibration generator outputs horizontal vibrations by vibrating the bracket in a horizontal direction perpendicular to the thickness direction.

公开(公告)号：US11194395B2

公开(公告)日：2021-12-07

申请号：US16688837

申请日：2019-11-19

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Hak Oh ,  Jae Been Lee ,  Byeong Hee Won

IPC: G06F3/01 ,  H01L41/113 ,  H01L41/193 ,  H01L41/047 ,  H01L27/32 ,  G06F3/041 ,  G06F3/044 ,  H01L27/20

Abstract: A display device includes a display panel, and a plurality of piezoelectric elements arranged on one surface of the display panel, wherein each of the plurality of piezoelectric elements includes a pressure sensor configured to detect pressure applied to a surface opposite to the one surface of the display panel, and a haptic device configured to generate vibration according to a driving voltage.

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：US10735571B2

公开(公告)日：2020-08-04

申请号：US16250210

申请日：2019-01-17

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee Lee ,  Seock Hwan Kang ,  Joon Hak Oh ,  Jong Seo Lee

IPC: H04M1/03 ,  H04R1/02 ,  G02F1/1333

Abstract: A display device includes: a display panel configured to display an image; a sound element on a rear side of the display panel; and a rear chassis configured to receive the display panel and protect the rear side of the display panel, and including a protruding portion protruding away from the rear side of the display panel and corresponding to the sound element. The sound element includes a pair of electrodes, and a vibration material layer between the electrodes.