公开(公告)号：US20250159392A1

公开(公告)日：2025-05-15

申请号：US18942066

申请日：2024-11-08

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02

Abstract: A sound apparatus and a vehicular apparatus including the same are discussed. The sound apparatus can include an enclosure having an internal space and a protrusion part having an opening hole connected to the internal space, a sound generating module at the internal space of the enclosure, and a coupling part including a hollow part connected to the internal space. The coupling part can be accommodated into the opening hole of the protrusion part. The coupling part can be detachably fastened to the protrusion part.

公开(公告)号：US20240422473A1

公开(公告)日：2024-12-19

申请号：US18745260

申请日：2024-06-17

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/28 ,  H04R1/02

Abstract: A sound apparatus for a vehicle can include an enclosure having an internal space and a sound generating module disposed at the internal space, and a fixing part configured at the enclosure. The fixing part can be fixed to a supporting part at a vehicle structure.

公开(公告)号：US20240259732A1

公开(公告)日：2024-08-01

申请号：US18389035

申请日：2023-11-13

Applicant: LG Display Co., Ltd.

Inventor： YeongRak CHOI ,  Kwangho KIM ,  Seonwook LEE ,  Daewon KIM ,  Seungwoo BAEK

IPC: H04R7/06 ,  H04R17/00

CPC classification number: H04R7/06 ,  H04R17/00

Abstract: An apparatus includes a vibration member and a vibration apparatus configured to vibrate the vibration member. The vibration member includes a plurality of plates overlapping one another and including different materials. The apparatus can enhance a sound characteristic and/or a sound pressure level characteristic of a low-pitched sound band of a sound generated by the apparatus.

公开(公告)号：US20240155278A1

公开(公告)日：2024-05-09

申请号：US18389705

申请日：2023-12-19

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：US20230412953A1

公开(公告)日：2023-12-21

申请号：US18205362

申请日：2023-06-02

Applicant: LG Display Co., Ltd.

Inventor： Kwangho KIM ,  KwanHo PARK ,  YeongRak CHOI ,  Daeho KIM

IPC: H04R1/02 ,  B60J1/20 ,  B60R11/00 ,  H04R17/00 ,  H04R1/06 ,  H10N30/20 ,  H10N30/87

CPC classification number: H04R1/028 ,  B60J1/20 ,  B60R11/00 ,  H04R17/00 ,  H04R1/06 ,  H10N30/206 ,  H10N30/871 ,  B60R2011/0003 ,  B60R2011/0043 ,  H04R2499/13

Abstract: An apparatus includes a vibration member, a vibrator at the vibration member, and a connector between the vibration member and the vibrator and accommodating the vibrator. A vehicular apparatus includes an exterior material; an interior material covering the exterior material; and one or more vibration generating devices at one or more of the exterior material, the interior material, and a region between the exterior material and the interior material, wherein the one or more vibration generating devices comprise the apparatus, and wherein one or more of the exterior material and the interior material output a sound based on vibrations of the one or more vibration generating devices.

公开(公告)号：US20230217189A1

公开(公告)日：2023-07-06

申请号：US18090661

申请日：2022-12-29

Applicant: LG Display Co., Ltd.

Inventor： Daeho KIM ,  YeongRak CHOI ,  MinKyu CHOI ,  Seungo JEON ,  Kwangho KIM ,  Jeongbeom LEE ,  Taehyoung KIM ,  KwanHo PARK

IPC: H04R17/00 ,  H10N30/20 ,  H04R1/02

CPC classification number: H04R17/00 ,  H10N30/204 ,  H04R1/028 ,  H04R2499/15

Abstract: A sound apparatus can include a vibration member; a housing at a rear surface of the vibration member; a connection member disposed between the vibration member and the housing; and a vibration apparatus configured to vibrate the vibration member. The vibration apparatus can include at least one piezoelectric element for producing sound. Also, the connection member can have a first stiffness that is less than a second stiffness of the housing, and the vibration member can be isolated from the housing by the connection member.

公开(公告)号：US20230209010A1

公开(公告)日：2023-06-29

申请号：US18114899

申请日：2023-02-27

Applicant: LG Display Co., Ltd.

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

IPC: H04N5/64 ,  H04R1/02 ,  H10K59/00 ,  H10K99/00 ,  H04R1/26 ,  H04R5/02

CPC classification number: H04N5/642 ,  H04R1/025 ,  H10K59/00 ,  H10K99/00 ,  H04R1/26 ,  H04R5/02 ,  H04R2499/15 ,  G02F1/1362

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：US20230007387A1

公开(公告)日：2023-01-05

申请号：US17851644

申请日：2022-06-28

Applicant: LG Display Co., Ltd.

Inventor： Daeho KIM ,  YuSeon KHO ,  Kyungyeol RYU ,  YeongRak CHOI ,  KwanHo PARK ,  MinKyu CHOI ,  Jeongbeom LEE ,  Inchan JEONG ,  MinHo SOHN ,  Seungo JEON ,  Kwangho KIM ,  SeungRyull PARK ,  JunSeok OH ,  Chiwan KIM

IPC: H04R1/26 ,  H04R1/02 ,  H04R17/00 ,  H04R1/32 ,  H04R3/12

Abstract: A sound apparatus may include a vibration member, a housing configured to cover a rear surface of the vibration member, and a vibration apparatus including one or more vibration devices configured to vibrate the vibration member. The vibration member may include a non-planar structure.

公开(公告)号：US20210409854A1

公开(公告)日：2021-12-30

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 ,  G06F3/16 ,  G06F3/147

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：US20210051412A1

公开(公告)日：2021-02-18

申请号：US17086300

申请日：2020-10-30

Applicant: LG Display Co., Ltd.

Inventor： Kwangho KIM

IPC: H04R17/00 ,  H04R7/04 ,  H04R1/02

Abstract: A display apparatus includes a display panel configured to display an image; a plate on a rear surface of the display panel; a rear structure on a rear surface of the plate and configured to support the display panel; a vibration member configured to vibrate the plate; and a first supporting member between a periphery of the plate and the rear structure.