公开(公告)号：US20250088806A1

公开(公告)日：2025-03-13

申请号：US18821644

申请日：2024-08-30

Applicant: LG Display Co., Ltd.

Inventor： Sungsu HAM ,  Sungtae LEE ,  Yongjun CHO ,  Seungwoo BAEK

IPC: H04R17/00 ,  H04R1/02 ,  H04R1/40 ,  H04R3/12

Abstract: An apparatus in one example includes a vibration member, a vibration apparatus connected to a rear surface of the vibration member, and a rear cover covering a rear surface of the vibration apparatus. The rear cover includes a hole part having a plurality of holes overlapping the vibration apparatus. The size of the hole part is greater than the size of the vibration apparatus.

公开(公告)号：US20230308805A1

公开(公告)日：2023-09-28

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 ,  H04S2400/01 ,  H04R2499/15

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：US20220124439A1

公开(公告)日：2022-04-21

申请号：US17502614

申请日：2021-10-15

Applicant: LG Display Co., Ltd.

Inventor： Joongsup HAN ,  Yongjoon KIM ,  Sungsu HAM

IPC: H04R23/00

Abstract: An apparatus may include a display panel configured to display an image, a vibration apparatus disposed at a rear surface of the display panel to vibrate the display panel, wherein the vibration apparatus includes a plurality of vibration structures, and a pad member disposed outside or inside the vibration apparatus.

公开(公告)号：US20210407488A1

公开(公告)日：2021-12-30

申请号：US17360074

申请日：2021-06-28

Applicant: LG Display Co., Ltd.

Inventor： YeongRak CHOI ,  Sungtae LEE ,  Sungsu HAM ,  Joongsup HAN

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

Abstract: A display apparatus includes a display panel configured to include first to eleventh regions, at least one first to third vibration devices respectively at the first to third regions, at least one fourth to eighth vibration devices respectively at the fourth to eighth regions, at least one ninth to eleventh vibration devices respectively at the ninth to eleventh regions, a first partition between the first and third regions, a second partition between the second and third regions, a third partition between the fourth and seventh regions, a fourth partition between the fourth and eighth regions, a fifth partition between the sixth and seventh regions, and a sixth partition between the sixth and eighth regions. A length of one or more among the first and second partitions may differ from a length of one or more among the third to sixth partitions.

公开(公告)号：US20210127190A1

公开(公告)日：2021-04-29

申请号：US17114483

申请日：2020-12-07

Applicant: LG Display Co., Ltd.

Inventor： Taecheol KANG ,  Moonyoung SHIN ,  YeongRak CHOI ,  Sungsu HAM

IPC: H04R1/02 ,  G02F1/1333 ,  H01L27/32 ,  H04R7/04

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, and one or more first pad parts on the first side.

公开(公告)号：US20190196247A1

公开(公告)日：2019-06-27

申请号：US16044854

申请日：2018-07-25

Applicant: LG Display Co., Ltd.

Inventor： HyunSu SHIN ,  Yoonmo NAM ,  YeongRak CHOI ,  Sungsu HAM

IPC: G02F1/1333 ,  H04R1/02 ,  H04R7/04

Abstract: A display apparatus includes: a display panel configured to display an image, a sound generation device configured to vibrate the display panel to generate sound, a supporting member on a rear surface of the display panel, and a partition surrounding the sound generation device, the partition including an edge having a partition edge contour shape that differs from a panel edge contour shape of the display panel.

公开(公告)号：US20190191240A1

公开(公告)日：2019-06-20

申请号：US16051802

申请日：2018-08-01

Applicant: LG Display Co., Ltd.

Inventor： Sungsu HAM ,  YeongRak CHOI ,  Sungtae LEE ,  Daeho KIM

IPC: H04R1/28 ,  H04R1/02

CPC classification number: H04R1/2834 ,  G06F3/147 ,  G09G2330/045 ,  G09G2354/00 ,  H04R1/025 ,  H04R7/045 ,  H04R2440/05 ,  H04R2499/15

Abstract: A display apparatus includes a display panel displaying an image, a rear cover supporting the display panel, and a vibration generating device vibrating the display panel. The vibration generating device includes a sound generating module spaced apart from a rear surface of the display panel. Accordingly, shaking of the display panel is prevented, and heat is prevented from being transferred to the display panel.

公开(公告)号：US20190004566A1

公开(公告)日：2019-01-03

申请号：US16018157

申请日：2018-06-26

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  YeongRak CHOI ,  Sungsu HAM

IPC: G06F1/16 ,  H04R9/02 ,  H04R9/06 ,  H04R1/02 ,  H04R9/04 ,  H04M1/03

CPC classification number: G06F1/1605 ,  G06F1/1626 ,  H04M1/03 ,  H04R1/025 ,  H04R7/045 ,  H04R9/025 ,  H04R9/045 ,  H04R9/06 ,  H04R2499/11 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, a supporting member on a rear surface of the display panel, and a sound generator between the display panel and the supporting member. The sound generator includes a magnetic circuit unit and a voice coil unit on the rear surface of the display panel, and the magnetic circuit unit and the voice coil unit are configured to vibrate the display panel to generate sound.

公开(公告)号：US20230254618A1

公开(公告)日：2023-08-10

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：US20220182744A1

公开(公告)日：2022-06-09

申请号：US17539722

申请日：2021-12-01

Applicant: LG DISPLAY CO., LTD.

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

IPC: H04R1/02 ,  H04R17/00

Abstract: An apparatus includes a display panel configured to display an image, a vibration apparatus disposed at a rear surface of the display panel and having the display panel vibrated; and a supporting member including a plurality of holes that at least partly overlaps with the vibration apparatus, wherein the plurality of holes are arranged in a first direction and a second direction intersecting with the first direction, thereby enhancing a sound characteristic and a sound pressure level characteristic of the apparatus.