公开(公告)号：US20240422471A1

公开(公告)日：2024-12-19

申请号：US18745214

申请日：2024-06-17

Applicant: LG Display Co., Ltd.

Inventor： DoHyeong KIM ,  Daewon KIM ,  Daeho KIM ,  YeongRak CHOI ,  Kwangho KIM

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

Abstract: A sound apparatus can include a sound generating module, an enclosure at a rear surface of the sound generating module with an internal space therebetween, and a protection member at the sound generating module. The sound generating module can include a vibration member and a vibration apparatus configured at the vibration member.

公开(公告)号：US20240381021A1

公开(公告)日：2024-11-14

申请号：US18780339

申请日：2024-07-22

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

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：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：US20230019257A1

公开(公告)日：2023-01-19

申请号：US17851822

申请日：2022-06-28

Applicant: LG Display Co., Ltd.

Inventor： Minji KIM ,  YoungWook HA ,  Chiwan KIM ,  GyungBo HA ,  MinHo SOHN ,  MinKyu CHOI ,  Jeonggoo KANG ,  YuSeon KHO ,  YeongRak CHOI ,  Seungo JEON ,  Kwangho KIM ,  JunSeok OH

IPC: H04R17/00 ,  H04R3/00 ,  H04R1/24 ,  H04R31/00

Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.

公开(公告)号：US20210250542A1

公开(公告)日：2021-08-12

申请号：US17244823

申请日：2021-04-29

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  SeYoung KIM ,  KwanHo PARK ,  YeongRak CHOI ,  Kwangho KIM ,  Sungsu HAM

IPC: H04N5/64 ,  H01L51/00 ,  H04R1/02 ,  H01L27/32 ,  H04R1/26 ,  H04R5/02

Abstract: A display apparatus includes: a display panel including: a display area configured to display an image, and a non-display area, at least one first sound generator in the display area, and at least one second sound generator in the non-display area, wherein each of the at least one first sound generator and the at least one second sound generator is configured to vibrate the display panel to generate sound toward a front of the display panel.

公开(公告)号：US20210211808A1

公开(公告)日：2021-07-08

申请号：US17206037

申请日：2021-03-18

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：US20210149440A1

公开(公告)日：2021-05-20

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

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：US20200341327A1

公开(公告)日：2020-10-29

申请号：US16870999

申请日：2020-05-10

Applicant: LG Display Co., Ltd.

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

IPC: G02F1/1333 ,  H04R1/02 ,  H04R7/04 ,  H04R9/02 ,  H04R1/28

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：US20200319842A1

公开(公告)日：2020-10-08

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：US20200260169A1

公开(公告)日：2020-08-13

申请号：US16862116

申请日：2020-04-29

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  SeYoung KIM ,  YeongRak CHOI ,  KwangHo KIM

IPC: H04R1/02 ,  H04R9/02 ,  H04R7/04 ,  H04R1/28

Abstract: Disclosed is a display apparatus that may include a display panel configured to display an image by emitting light, a supporting member disposed on a rear surface of the display panel, a sound generating device disposed between the supporting member and the display panel, and a plurality of partitions at a predetermined interval from the sound generating device, wherein the partitions have different compression force deflections.