公开(公告)号：US11922830B2

公开(公告)日：2024-03-05

申请号：US17400322

申请日：2021-08-12

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim

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

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

Abstract: A display apparatus includes a display panel configured to display an image, a supporting member on a rear surface of the display panel and configured to support the display panel, a sound generating device on the rear surface of the display panel and configured to vibrate the display panel to generate sound, and a connection part configured to connect the supporting member to the sound generating device. The sound generating device includes a plate spaced apart from the supporting member, a frame outside the plate, a magnet and a center pole on the plate, a bobbin around the center pole, and a coil outside the bobbin. The connection part is between the supporting member and the frame.

公开(公告)号：US11895451B2

公开(公告)日：2024-02-06

申请号：US18190919

申请日：2023-03-27

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02 ,  G06F3/147 ,  G06F3/16

CPC classification number: H04R1/028 ,  G06F3/147 ,  G06F3/16 ,  H04R2499/15

Abstract: A display apparatus includes a display device including a display panel configured to display an image and include first to sixth regions, at least one first vibration device and at least one second vibration device respectively at the first region and the second region, at least one third vibration device, at least one fourth vibration device, and at least one fifth vibration device respectively at the fourth to sixth regions, a first partition between the first region and the third region, a second partition between the second region and the third region, a third partition between the fourth region and the sixth region, and a fourth partition between the fifth region and the sixth region, wherein a length of one or more among the first partition and the second partition differs from a length of one or more among the third partition and the fourth partition.

公开(公告)号：US11765492B2

公开(公告)日：2023-09-19

申请号：US16438885

申请日：2019-06-12

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim

IPC: H04R1/02 ,  G02F1/1333 ,  H10K59/00 ,  H10K59/126 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: H04R1/028 ,  G02F1/133308 ,  H10K59/00 ,  H10K59/126 ,  G02F1/1368 ,  G02F1/136286 ,  H04R2499/15

Abstract: A display apparatus may include: a display panel configured to display an image, a supporting member configured to support the display panel, a coupling member in the supporting member, and at least one sound-generating device coupled to the display panel by the coupling member, the at least one sound-generating device being configured to vibrate the display panel to generate sound.

公开(公告)号：US11647317B2

公开(公告)日：2023-05-09

申请号：US17360367

申请日：2021-06-28

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02 ,  G06F3/147 ,  G06F3/16

CPC classification number: H04R1/028 ,  G06F3/147 ,  G06F3/16 ,  H04R2499/15

Abstract: A display apparatus includes a display device including a display panel configured to display an image and include first to sixth regions, at least one first vibration device and at least one second vibration device respectively at the first region and the second region, at least one third vibration device, at least one fourth vibration device, and at least one fifth vibration device respectively at the fourth to sixth regions, a first partition between the first region and the third region, a second partition between the second region and the third region, a third partition between the fourth region and the sixth region, and a fourth partition between the fifth region and the sixth region, wherein a length of one or more among the first partition and the second partition differs from a length of one or more among the third partition and the fourth partition.

公开(公告)号：US11120713B2

公开(公告)日：2021-09-14

申请号：US16655863

申请日：2019-10-17

Applicant: LG Display Co., Ltd.

Inventor： Kwangho Kim

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

Abstract: A display apparatus includes a display panel configured to display an image, a supporting member on a rear surface of the display panel and configured to support the display panel, a sound generating device on the rear surface of the display panel and configured to vibrate the display panel to generate sound, and a connection part configured to connect the supporting member to the sound generating device. The sound generating device includes a plate spaced apart from the supporting member, a frame outside the plate, a magnet and a center pole on the plate, a bobbin around the center pole, and a coil outside the bobbin. The connection part is between the supporting member and the frame.

公开(公告)号：US11102561B2

公开(公告)日：2021-08-24

申请号：US16749383

申请日：2020-01-22

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：US11032509B2

公开(公告)日：2021-06-08

申请号：US16941184

申请日：2020-07-28

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：US20210112324A1

公开(公告)日：2021-04-15

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

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：US10349181B2

公开(公告)日：2019-07-09

申请号：US15471164

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

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

IPC: H04R1/02 ,  H04R1/26 ,  H04R1/28 ,  H04R5/02 ,  H04R7/04 ,  H04R9/02 ,  H04R9/06 ,  H04R11/02 ,  H04N5/64 ,  H04R3/14

Abstract: Provided are an actuator fixing device and a panel vibration type sound-generating display device including the same. A display device includes: a display panel configured to display an image, a cover bottom configured to cover the display panel, and a plurality of sound-generating actuators supported by the cover bottom, the sound-generating actuators being configured to vibrate the display panel to generate sound, at least two of the sound-generating actuators being adjacent to each other.

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.