公开(公告)号：US10771730B2

公开(公告)日：2020-09-08

申请号：US16042043

申请日：2018-07-23

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  KwanHo Park ,  YeongRak Choi ,  Kwangho Kim ,  Sungsu Ham

IPC: H04N5/64 ,  H04R1/02 ,  H04R5/02 ,  H04R1/26 ,  H01L51/00 ,  H01L27/32 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display apparatus includes: a display panel including: a display area configured to display an image, and a non-display area, at least one first sound generator in the display area, and at least one second sound generator in the non-display area, wherein each of the at least one first sound generator and the at least one second sound generator is configured to vibrate the display panel to generate sound toward a front of the display panel.

公开(公告)号：US10659858B2

公开(公告)日：2020-05-19

申请号：US15987244

申请日：2018-05-23

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  YeongRak Choi ,  Kwangho Kim

IPC: H04R1/02 ,  H04R1/28 ,  H04R7/04 ,  H04R9/02

Abstract: Disclosed is a display apparatus that may include a display panel configured to display an image by emitting light, a supporting member disposed on a rear surface of the display panel, a sound generating device disposed between the supporting member and the display panel, and a plurality of partitions at a predetermined interval from the sound generating device, wherein the partitions have different compression force deflections.

公开(公告)号：US10582282B2

公开(公告)日：2020-03-03

申请号：US16179142

申请日：2018-11-02

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim

IPC: H04R1/02 ,  H04R7/04 ,  H04R17/00

Abstract: A display apparatus may include: a display panel configured to display an image, a supporting member on a rear surface of the display panel, a sound generator between the display panel and the supporting member, and a vibration member between the sound generator and the supporting member, the vibration member having a diameter greater than or equal to that of the sound generator.

公开(公告)号：US20190166429A1

公开(公告)日：2019-05-30

申请号：US16120602

申请日：2018-09-04

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  Kwangho Kim ,  Hogeol Lim

IPC: H04R7/04 ,  H04R1/02 ,  H04R9/06 ,  H04R9/02

CPC classification number: H04R7/045 ,  H04R1/028 ,  H04R9/025 ,  H04R9/06 ,  H04R2440/05 ,  H04R2499/15

Abstract: A display apparatus includes: a display panel configured to display an image by emitting light, a rear structure configured to support the display panel, a vibration generator configured to vibrate the display panel, and a supporting member between the display panel and the vibration generator, the supporting member being configured to maintain a distance between the display panel and the vibration generator.

公开(公告)号：US11805344B2

公开(公告)日：2023-10-31

申请号：US17128179

申请日：2020-12-20

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim ,  YeongRak Choi ,  Sungtae Lee ,  Sungsu Ham

IPC: H04R1/02 ,  H04R17/00 ,  H04R1/28 ,  H04R7/04 ,  G02F1/1368 ,  G02F1/1362 ,  H04R9/02

CPC classification number: H04R1/028 ,  H04R1/021 ,  H04R1/288 ,  H04R7/045 ,  H04R17/00 ,  G02F1/1368 ,  G02F1/136222 ,  G02F1/136286 ,  H04R9/025 ,  H04R2499/15

Abstract: A display apparatus is disclosed. The display apparatus includes a display panel configured to display an image and a supporting member at a rear surface of the display panel. The display apparatus also includes a sound generator between the display panel and the supporting member, and at least one vibration member between the display panel and the supporting member.

公开(公告)号：US11743654B2

公开(公告)日：2023-08-29

申请号：US17826005

申请日：2022-05-26

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park ,  YeongRak Choi ,  Kwangho Kim

IPC: H04R9/06 ,  H04R9/02 ,  H04R9/04 ,  H04R1/02 ,  H04R7/26

CPC classification number: H04R9/06 ,  H04R1/025 ,  H04R1/028 ,  H04R7/26 ,  H04R9/022 ,  H04R9/025 ,  H04R9/045 ,  H04R2400/11 ,  H04R2499/13 ,  H04R2499/15

Abstract: A sound generating device includes a magnet and a center pole on a yoke, a bobbin around the center pole, a coil wound around the bobbin, a frame outside the yoke, a damper between the frame and the bobbin, and a spacer in the bobbin.

公开(公告)号：US10904651B2

公开(公告)日：2021-01-26

申请号：US16043599

申请日：2018-07-24

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim ,  YeongRak Choi ,  Sungtae Lee ,  Sungsu Ham

IPC: H04R25/00 ,  H03G3/00 ,  H04R1/02 ,  H04R17/00 ,  H04R1/28 ,  H04R7/04 ,  G02F1/1362 ,  G02F1/1368 ,  H04R9/02

Abstract: A display apparatus is disclosed. The display apparatus includes a display panel configured to display an image and a supporting member at a rear surface of the display panel. The display apparatus also includes a sound generator between the display panel and the supporting member, and at least one vibration member between the display panel and the supporting member.

公开(公告)号：US20200107129A1

公开(公告)日：2020-04-02

申请号：US16701103

申请日：2019-12-02

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  Kwangho Kim ,  Hogeol Lim

IPC: H04R7/04 ,  H04R1/02 ,  H04R9/02 ,  H04R9/06

Abstract: A display apparatus includes: a display panel configured to display an image by emitting light, a rear structure configured to support the display panel, a vibration generator configured to vibrate the display panel, and a supporting member between the display panel and the vibration generator, the supporting member being configured to maintain a distance between the display panel and the vibration generator.

公开(公告)号：US12069428B2

公开(公告)日：2024-08-20

申请号：US17851822

申请日：2022-06-28

Applicant: LG Display Co., Ltd.

Inventor： Minji Kim ,  YoungWook Ha ,  Chiwan Kim ,  GyungBo Ha ,  MinHo Sohn ,  MinKyu Choi ,  Jeonggoo Kang ,  YuSeon Kho ,  YeongRak Choi ,  Seungo Jeon ,  Kwangho Kim ,  JunSeok Oh

IPC: H04R17/00 ,  H04R1/24 ,  H04R3/00 ,  H04R31/00 ,  H04R1/02

CPC classification number: H04R17/00 ,  H04R1/24 ,  H04R3/00 ,  H04R31/006 ,  H04R1/028 ,  H04R2499/15

Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.

公开(公告)号：US20240169866A1

公开(公告)日：2024-05-23

申请号：US18427822

申请日：2024-01-31

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim

IPC: G09F27/00 ,  H04R1/28 ,  H04R5/02 ,  H04R7/04 ,  H04R9/02 ,  H04R9/06

CPC classification number: G09F27/00 ,  H04R1/2807 ,  H04R5/02 ,  H04R7/045 ,  H04R9/025 ,  H04R9/06 ,  H04R2400/11 ,  H04R2440/05 ,  H04R2499/15

Abstract: A sound generating device includes a plate, a frame outside of the plate, a magnet at the plate, a bobbin around the magnet, a coil outside the bobbin, and a connection part connected to the frame. The connection part includes a plurality of first connection parts configured around the frame and connected to the frame, and a second connection part configured around the frame and connected to the plurality of first connection parts. The connection part is configured to vibrate together with a vibration of the frame.