公开(公告)号：US11531512B2

公开(公告)日：2022-12-20

申请号：US16838655

申请日：2020-04-02

Applicant: LG Display Co., Ltd.

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

IPC: G06F3/16 ,  G06F1/16 ,  G10K9/122 ,  G10K9/13

Abstract: A display apparatus includes a display panel configured to display an image and including a first to a fifth regions, at least one first and fourth sound generating devices in a left region of a rear surface of the display panel and in the first and fourth regions, at least one second and fifth sound generating device in a right region of the rear surface and in the second and fifth regions, and at least one third sound generating device in a center region of the rear surface and in the third region. The at least one first to third sound generating devices is configured to vibrate the display panel to generate sound, and the at least one fourth and fifth sound generating devices is configured to vibrate the display panel to generate sound in a direction upwards from the display panel.

公开(公告)号：US11200021B2

公开(公告)日：2021-12-14

申请号：US16686669

申请日：2019-11-18

Applicant: LG DISPLAY CO., LTD.

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

IPC: G06F3/16 ,  G10K9/122 ,  G06F1/16 ,  B60R11/02

Abstract: A display apparatus includes a display panel configured to display an image, a supporting member configured to support the display panel, at least one sound generating device in the display panel, to the at least one sound generating device being configured to vibrate the display panel to generate sound, and a connection member at a lower portion of the supporting member to correspond to a center of the at least one sound generating device.

公开(公告)号：US11134342B2

公开(公告)日：2021-09-28

申请号：US16904641

申请日：2020-06-18

Applicant: LG Display Co., Ltd.

Inventor： YeongRak Choi ,  KwanHo Park ,  Sungtae Lee

IPC: H03G3/00 ,  H04R25/00 ,  H04R7/04 ,  H04R9/02 ,  H04R9/06 ,  H04R1/02 ,  H04R9/04

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：US10972819B2

公开(公告)日：2021-04-06

申请号：US16586564

申请日：2019-09-27

Applicant: LG Display Co., Ltd.

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

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

Abstract: A display apparatus including a display panel configured to display an image is disclosed. The display apparatus includes a supporting member on a rear surface of the display panel. The supporting member includes a groove. The display apparatus also includes a sound generator between the display panel and the supporting member, and configured to provide a vibration. The display apparatus further includes a vibration transfer member between the display panel and the sound generator, and configured to transfer the vibration of the sound generator to the display panel to generate sound.

公开(公告)号：US10547945B2

公开(公告)日：2020-01-28

申请号：US16038075

申请日：2018-07-17

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak Choi ,  KwanHo Park ,  Sungtae Lee

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

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：US10469928B2

公开(公告)日：2019-11-05

申请号：US16128760

申请日：2018-09-12

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02 ,  H04R17/00

Abstract: A display apparatus including a display panel configured to display an image is disclosed. The display apparatus includes a supporting member on a rear surface of the display panel. The supporting member includes a groove. The display apparatus also includes a sound generator between the display panel and the supporting member, and configured to provide a vibration. The display apparatus further includes a vibration transfer member between the display panel and the sound generator, and configured to transfer the vibration of the sound generator to the display panel to generate sound.

公开(公告)号：US10412500B2

公开(公告)日：2019-09-10

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：US10142739B2

公开(公告)日：2018-11-27

申请号：US15471431

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

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

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

Abstract: The present embodiments relates to a display panel configured to display images, a plurality of sound generating actuators in a plurality of sound output areas, the sound generating actuators configured to vibrate the display panel to generate sound, and a partition that is between each of the plurality of sound output areas and surrounds at least one of the plurality of sound output areas.