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：US12167695B2

公开(公告)日：2024-12-10

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: H01L41/02 ,  H04R3/04 ,  H10N30/20 ,  H10N30/87

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：US12114117B2

公开(公告)日：2024-10-08

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

CPC classification number: H04R1/02 ,  H04R17/00 ,  H04R2499/15

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.

公开(公告)号：US12047721B2

公开(公告)日：2024-07-23

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 ,  B06B1/06 ,  B60K35/00 ,  G02F1/1333 ,  G06F3/041 ,  H04R7/04 ,  H04R7/26 ,  H04R9/02 ,  H04R9/04 ,  H04R9/06 ,  H04R17/00 ,  H04R23/00

CPC classification number: H04R1/026 ,  H04R23/00 ,  B06B1/0688 ,  B60K35/00 ,  G02F1/1333 ,  G06F3/0412 ,  G06F3/0416 ,  H04R1/028 ,  H04R7/04 ,  H04R7/26 ,  H04R9/025 ,  H04R9/046 ,  H04R9/06 ,  H04R17/00 ,  H04R2499/15

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：US11914778B2

公开(公告)日：2024-02-27

申请号：US17094230

申请日：2020-11-10

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim ,  Sungsu Ham ,  Joongsup Han

IPC: G06F3/01 ,  G02F1/1333 ,  H04R9/02 ,  H04R9/04 ,  H04R1/02 ,  H10K50/87

CPC classification number: G06F3/016 ,  G02F1/133382 ,  H04R1/028 ,  H04R9/025 ,  H04R9/04 ,  H10K50/87 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image; and a vibration generating device configured to vibrate the display panel to generate sound, wherein the vibration generating device includes: a first sound generating device at a rear surface of the display panel, and outputting a first sound; and a second sound generating device around the first sound generating device, and outputting a second sound.

公开(公告)号：US11706567B2

公开(公告)日：2023-07-18

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 ,  H04R1/10

CPC classification number: H04R5/02 ,  H04R5/04 ,  H04S3/008 ,  H04R2499/15 ,  H04S2400/01

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：US11929057B2

公开(公告)日：2024-03-12

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 ,  G06F1/16 ,  G06F3/16

CPC classification number: G10K9/122 ,  G06F1/1605 ,  G06F3/16

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：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：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：US11363381B2

公开(公告)日：2022-06-14

申请号：US17235611

申请日：2021-04-20

Applicant: LG Display Co., Ltd.

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

IPC: H04R5/00 ,  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.