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.

公开(公告)号：US12088992B2

公开(公告)日：2024-09-10

申请号：US18527222

申请日：2023-12-01

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  Teh Hyeon Kim ,  Yeongrak Choi ,  Seungwan Ryu ,  Kwanho Park

IPC: H04R1/26 ,  H04R1/02 ,  H04R7/04 ,  H04R7/26 ,  H04R9/02 ,  H04R9/04 ,  H04R9/06 ,  H04R17/00

CPC classification number: H04R1/26 ,  H04R1/028 ,  H04R7/04 ,  H04R7/26 ,  H04R9/025 ,  H04R9/046 ,  H04R9/06 ,  H04R17/00 ,  H04R2499/15

Abstract: A display apparatus includes a display module including a display panel configured to display an image, a rear cover on a rear surface of the display module, and a sound generating module at the rear cover and configured to vibrate the display module to generate sound, and a rear surface of the sound generating module is covered by the rear cover.

公开(公告)号：US12015906B2

公开(公告)日：2024-06-18

申请号：US18213212

申请日：2023-06-22

Applicant: LG Display Co., Ltd.

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

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

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：US12003906B2

公开(公告)日：2024-06-04

申请号：US17560876

申请日：2021-12-23

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park

IPC: H04R1/02 ,  G10K11/178 ,  H04R17/00

CPC classification number: H04R1/025 ,  G10K11/178 ,  H04R17/00 ,  H04R2499/13

Abstract: A vibration-generating apparatus, includes: a microphone apparatus disposed at an object including a plurality of regions, the microphone apparatus being configured to receive noise near the object, a sound processing circuit configured to: receive a sound source signal and a noise signal corresponding to the noise, generate a noise removal signal having an antiphase of the noise signal, and generate a vibration driving signal, based on the sound source signal and the noise removal signal, and a vibration apparatus disposed at the object to vibrate based on the vibration driving signal to vibrate the object.

公开(公告)号：US20240080614A1

公开(公告)日：2024-03-07

申请号：US18455791

申请日：2023-08-25

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee

IPC: H04R1/28 ,  H04R1/02 ,  H04R9/06 ,  H04R17/00 ,  H04R23/02

CPC classification number: H04R1/2826 ,  H04R1/025 ,  H04R9/06 ,  H04R17/00 ,  H04R23/02 ,  H04R2400/11 ,  H04R2499/15

Abstract: An apparatus includes a vibration member, a vibration apparatus configured to vibrate the vibration member, a supporting member at a rear surface of the vibration member with a first space therebetween, and an enclosure configuring a second space at a rear surface of the supporting member overlapping with the vibration apparatus. The first space may be connected with the second space.

公开(公告)号：US11592863B2

公开(公告)日：2023-02-28

申请号：US17133882

申请日：2020-12-24

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park ,  YeongRak Choi

IPC: G06F1/16 ,  H04R1/02 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display apparatus includes: a display panel configured to display an image, at least one supporting member on a rear surface of the display panel, the at least one supporting member defining a groove, at least one sound generation device adjacent to the display panel, and a wiring, accommodated into the groove, configured to transfer a signal to the at least one sound generation device.

公开(公告)号：US11019430B2

公开(公告)日：2021-05-25

申请号：US16574605

申请日：2019-09-18

Applicant: LG Display Co., Ltd.

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

IPC: H04R5/02 ,  H04R5/04 ,  H04S3/00

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：US10993036B2

公开(公告)日：2021-04-27

申请号：US16708982

申请日：2019-12-10

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

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：US10966009B2

公开(公告)日：2021-03-30

申请号：US16810449

申请日：2020-03-05

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  KwanHo Park ,  YeongRak Choi

IPC: H04R1/02 ,  H04R11/02 ,  H04R9/02 ,  H04R7/04 ,  G06F1/16 ,  H04R1/26 ,  H04R9/04

Abstract: A display apparatus includes: a display panel configured to display an image, a supporting member on a rear surface of the display panel, at least one sound generation device adjacent to the display panel, a wiring configured to transfer a signal to the at least one sound generation device, and a supporting plate on the rear surface of the display panel, the supporting plate being under the at least one sound generation device and the wiring.