公开(公告)号：US20240179468A1

公开(公告)日：2024-05-30

申请号：US18431922

申请日：2024-02-02

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  KwanHo PARK ,  Sungtae LEE

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

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, the display panel including a first area, a second area, and a third area; a first sound generating device in the first area, the first sound generating device including two sub-sound generating devices; a second sound generating device in the second area, the second sound generating device including two sub-sound generating devices; a third sound generating device in the third area; a first partition between the first area and the third area; a second partition between the second area and the third area; a third partition in a periphery of the display panel; and a fourth partition between the two sub-sound generating devices in each of the first area and the second area.

公开(公告)号：US20240089652A1

公开(公告)日：2024-03-14

申请号：US18239298

申请日：2023-08-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Sungtae LEE

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

CPC classification number: H04R1/2807 ,  H04R1/025 ,  H04R1/028 ,  H04R17/005 ,  H04R2201/029

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, an enclosure at a rear surface of the supporting member overlapping with the vibration apparatus, and a porous member between the rear surface of the supporting member and the enclosure.

公开(公告)号：US20240080613A1

公开(公告)日：2024-03-07

申请号：US18241285

申请日：2023-09-01

Applicant: LG DISPLAY CO., LTD.

Inventor： Sungtae LEE

IPC: H04R1/28 ,  H04R1/02 ,  H04R9/06

CPC classification number: H04R1/2826 ,  H04R1/023 ,  H04R1/025 ,  H04R9/06 ,  H04R9/025 ,  H04R2400/11 ,  H04R2499/15

Abstract: An apparatus includes a vibration member, a supporting member disposed at a rear surface of the vibration member, the supporting member including at least one first hole, a vibration apparatus accommodated into the at least one first hole, the vibration apparatus including a plurality of second holes, and a cover member covering the plurality of second holes.

公开(公告)号：US20230336920A1

公开(公告)日：2023-10-19

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 ,  H04R9/02 ,  H04R9/04 ,  H04R1/02 ,  H04R7/26

CPC classification number: H04R9/06 ,  H04R9/025 ,  H04R9/045 ,  H04R9/022 ,  H04R1/028 ,  H04R7/26 ,  H04R1/025 ,  H04R2499/13 ,  H04R2400/11 ,  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：US20230121224A1

公开(公告)日：2023-04-20

申请号：US17957970

申请日：2022-09-30

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE

IPC: B60R11/02 ,  H04R17/00 ,  G10K9/122

Abstract: A vibration apparatus, an apparatus including the same, and a vehicular apparatus including the new vibration apparatus are provided having a simplified structure. The vibration apparatus includes a vibration portion, a first electrode portion at a first surface of the vibration portion and configured with a conductive adhesive member, and a second electrode portion at a second surface different from the first surface of the vibration portion.

公开(公告)号：US20220286783A1

公开(公告)日：2022-09-08

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

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：US20220279277A1

公开(公告)日：2022-09-01

申请号：US17744603

申请日：2022-05-13

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：US20220070563A1

公开(公告)日：2022-03-03

申请号：US17461415

申请日：2021-08-30

Applicant: LG Display Co., Ltd.

Inventor： Yongjoon KIM ,  YeongRak CHOI ,  Joongsup HAN ,  Sungtae LEE

IPC: H04R1/02 ,  H04R23/00

Abstract: An apparatus comprises a display panel configured to display an image, a vibration apparatus disposed at a rear surface of the display panel and configured to vibrate the display panel, a supporting member at the rear surface of the display panel, and a pad member between the vibration apparatus and the supporting member.

公开(公告)号：US20220069194A1

公开(公告)日：2022-03-03

申请号：US17460872

申请日：2021-08-30

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  Yongjoon KIM ,  Sungsu HAM ,  Joongsup HAN

IPC: H01L41/09 ,  H01L41/18 ,  H01L41/047 ,  H04R3/04

Abstract: An apparatus includes a display panel displaying an image and a vibration apparatus disposed at a rear surface of the display panel to vibrate the display panel. The vibration apparatus may include a plurality of vibration generators overlapping one another. Accordingly, a sound may be generated based on a vibration of the display panel, and a sound having an enhanced sound pressure level characteristic may be output in a forward direction of the display panel.

公开(公告)号：US20200167122A1

公开(公告)日：2020-05-28

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 ,  B60R11/02 ,  G06F1/16 ,  G10K9/122

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.