公开(公告)号：US10545532B2

公开(公告)日：2020-01-28

申请号：US16044958

申请日：2018-07-25

Applicant: LG Display Co., Ltd.

Inventor： YeongRak Choi ,  Sungtae Lee ,  Hogeol Lim ,  Daeho Kim ,  Hongseok Jung

IPC: H04R9/06 ,  G06F1/16 ,  H04R1/02

Abstract: A display apparatus includes: a display panel configured to display an image, one or more sound generation devices configured to vibrate the display panel to generate sound, a supporting member configured to support the display panel, a partition between the display panel and the supporting member, the partition including: a first side in a horizontal direction, and a second side in a vertical direction, one or more first pad parts on the first side of the partition, and one or more second pad parts on the second side of the partition, wherein a first of the one or more first pad parts includes a different material from a material of a first of the one or more second pad parts.

公开(公告)号：US10129646B2

公开(公告)日：2018-11-13

申请号：US15471458

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak Choi ,  KwanHo Park ,  Sungtae Lee

IPC: H04R5/02 ,  H04R9/06 ,  H04R1/26 ,  H04R3/14

Abstract: Disclosed is a display device that includes a display panel, sound generating actuators including a first sound generating actuator in a first area of the display panel and a second sound generating actuator in a second area of the display panel, the first and second sound generating actuators configured to vibrate the display panel to generate sound, and a partition between the first sound generating actuator and the second sound generating actuator.

公开(公告)号：US12167188B2

公开(公告)日：2024-12-10

申请号：US18525749

申请日：2023-11-30

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park ,  YeongRak Choi ,  Sungsu Ham ,  Joongsup Han

IPC: H04R1/02 ,  B60R11/00 ,  B60R11/02 ,  H04R5/02 ,  H04R9/04 ,  H04R9/06 ,  H04R17/00 ,  H04S3/00

Abstract: A sound generating apparatus for vehicles may include a sound generator including a sound generating member configured to vibrate a vehicle interior material of a vehicle. The sound generating member may include a plurality of vibration generator spaced apart from one another, a first protection member at a first surface of the plurality of vibration generators, and a second protection member at a second surface opposite to the first surface of the plurality of vibration generators.

公开(公告)号：US12028693B2

公开(公告)日：2024-07-02

申请号：US18204820

申请日：2023-06-01

Applicant: LG Display Co., Ltd.

Inventor： Sungsu Ham ,  YeongRak Choi ,  Sungtae Lee ,  Joongsup Han

IPC: H04R5/02 ,  H04R5/04 ,  H04S3/00

CPC classification number: H04R5/02 ,  H04R5/04 ,  H04S3/008 ,  H04R2499/15 ,  H04S2400/01

Abstract: A display apparatus is capable of outputting a stereo sound. The display apparatus includes a display panel configured to display an image; a sound generating device on a rear surface of the display panel; a rear cover on the rear surface of the display panel and configured to support the sound generating device; a partition member between the rear surface of the display panel and the rear cover and configured to divide the display panel into first, second, third, fourth and fifth areas; and first, second, third, fourth, and fifth sound generating devices attached to the rear surface of the display panel and configured to vibrate the display panel. The first, second, third, fourth and fifth sound generating devices are in the first, second, third, fourth and fifth areas, respectively.

公开(公告)号：US11985444B2

公开(公告)日：2024-05-14

申请号：US18114899

申请日：2023-02-27

Applicant: LG Display Co., Ltd.

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

IPC: H04N5/64 ,  H04R1/02 ,  H04R1/26 ,  H04R5/02 ,  H10K59/00 ,  H10K99/00 ,  G02F1/1333 ,  G02F1/1362

CPC classification number: H04N5/642 ,  H04R1/025 ,  H04R1/26 ,  H04R5/02 ,  H10K59/00 ,  H10K99/00 ,  G02F1/133394 ,  G02F1/1362 ,  H04R2499/15

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：US11950035B2

公开(公告)日：2024-04-02

申请号：US17315863

申请日：2021-05-10

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park ,  YeongRak Choi ,  Sungsu Ham ,  Joongsup Han

IPC: H04R1/02 ,  B60R11/00 ,  B60R11/02 ,  H04R5/02 ,  H04R9/04 ,  H04R9/06 ,  H04R17/00 ,  H04S3/00

CPC classification number: H04R1/025 ,  B60R11/0223 ,  H04R1/028 ,  H04R9/046 ,  H04R9/06 ,  H04R17/00 ,  B60R2011/0005 ,  B60R2011/0012 ,  B60R2011/0021 ,  B60R2011/0022 ,  B60R2011/0026 ,  B60R2011/0028 ,  B60R2011/0029 ,  B60R2011/0033 ,  B60R2011/0035 ,  B60R2011/0036 ,  B60R2011/0063 ,  H04R5/02 ,  H04R2400/11 ,  H04R2499/13 ,  H04R2499/15 ,  H04S3/008 ,  H04S2400/01

Abstract: A sound generating apparatus for vehicles may include a sound generating device to be covered by a vehicle interior material of a vehicle. The sound generating device may be configured to vibrate the vehicle interior material. A vehicle including the sound generating apparatus for vehicles may include a vehicle interior material, covering a vehicle structure, and at least one sound generating apparatus disposed at the vehicle interior material. The vehicle interior material may vibrate according to a vibration of the sound generating apparatus to output a sound.

公开(公告)号：US11930338B2

公开(公告)日：2024-03-12

申请号：US17207289

申请日：2021-03-19

Applicant: LG Display Co., Ltd.

Inventor： YeongRak Choi ,  KwanHo Park ,  Sungtae Lee

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

CPC classification number: H04R7/04 ,  H04R1/025 ,  H04R9/025 ,  H04R9/06 ,  H04R9/063 ,  H04R9/045 ,  H04R2201/029 ,  H04R2400/03 ,  H04R2440/07 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generating device on a rear surface of the display panel. The sound generating device includes a bobbin, and a protection member on the bobbin.

公开(公告)号：US20240015427A1

公开(公告)日：2024-01-11

申请号：US18370657

申请日：2023-09-20

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02 ,  H04R17/00 ,  H04R1/28 ,  H04R7/04

CPC classification number: H04R1/028 ,  H04R1/021 ,  H04R17/00 ,  H04R1/288 ,  H04R7/045 ,  G02F1/1368

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：US11871170B2

公开(公告)日：2024-01-09

申请号：US17746833

申请日：2022-05-17

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee

IPC: H04R1/02 ,  H04R7/04 ,  H04R9/02

CPC classification number: H04R1/028 ,  H04R7/045 ,  H04R9/022 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image, and a sound generating device on a rear surface of the display panel and configured to vibrate the display panel to generate sound, wherein the sound generating device includes a plate, a magnet and a center pole on the plate, and an oval-shaped bobbin around the center pole.

公开(公告)号：US11768654B2

公开(公告)日：2023-09-26

申请号：US17190788

申请日：2021-03-03

Applicant: LG Display Co., Ltd.

Inventor： Sungsu Ham ,  Sungtae Lee ,  Joongsup Han ,  Uihyeon Jeong

IPC: G06F3/16 ,  G06F1/16 ,  G10K9/122

CPC classification number: G06F3/16 ,  G06F1/1605 ,  G10K9/122

Abstract: A display apparatus includes a display panel configured to display an image, and a vibration device on a rear surface of the display panel to vibrate the display panel to generate a sound, the vibration device including a vibration array including a plurality of vibration modules.