公开(公告)号：US20240179476A1

公开(公告)日：2024-05-30

申请号：US18493181

申请日：2023-10-24

Applicant: LG Display Co., Ltd.

Inventor： Wansoo Lee ,  YoungWook Ha ,  Chiwan Kim

IPC: H04R17/10 ,  G08B6/00 ,  H04R1/02 ,  H04R3/00

CPC classification number: H04R17/10 ,  G08B6/00 ,  H04R1/028 ,  H04R3/00 ,  H04R2400/03 ,  H04R2499/15

Abstract: An apparatus can include a display member configured to display an image and a vibration apparatus disposed at a rear surface of the display member. Also, the vibration apparatus is configured to vibrate the display member using a driving signal based on a driving mode, and vibrate the display member using a vibration signal based on a vibration mode.

公开(公告)号：US12069428B2

公开(公告)日：2024-08-20

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 ,  H04R1/24 ,  H04R3/00 ,  H04R31/00 ,  H04R1/02

CPC classification number: H04R17/00 ,  H04R1/24 ,  H04R3/00 ,  H04R31/006 ,  H04R1/028 ,  H04R2499/15

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：US11678124B2

公开(公告)日：2023-06-13

申请号：US17532487

申请日：2021-11-22

Applicant: LG Display Co., Ltd.

Inventor： Minji Kim ,  Sungwook Ko ,  Seunghyun Sung ,  SeungRyull Park ,  YoungWook Ha

IPC: H04R17/00 ,  H04R1/02

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

Abstract: Discussed is an apparatus including 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 and to generate sound via the display panel, and an adhesive member and a connection member between the display panel and the vibration apparatus.

公开(公告)号：US12267644B2

公开(公告)日：2025-04-01

申请号：US17977378

申请日：2022-10-31

Applicant: LG Display Co., Ltd.

Inventor： YoungWook Ha ,  Chiwan Kim ,  SeungRyull Park ,  SangWoo Jin

IPC: H04R5/02 ,  H04R1/02 ,  H04R1/28 ,  H04R1/40 ,  H04R3/12 ,  H04R17/00

Abstract: An apparatus can include a display member configured to display an image, a vibration apparatus disposed at a rear surface of the display member, a supporting frame disposed at a rear surface of the vibration apparatus, and an adhesive member disposed between the supporting frame and the rear surface of the display member. In addition, the adhesive member and/or supporting frame is spaced apart from the vibration apparatus, and the vibration apparatus is configured to vibrate in a direction toward the display member.

公开(公告)号：US11910158B2

公开(公告)日：2024-02-20

申请号：US17555091

申请日：2021-12-17

Applicant: LG Display Co., Ltd.

Inventor： YoungWook Ha ,  SeungRyull Park ,  Chiwan Kim ,  Sungwook Ko

IPC: H04R17/00 ,  H10N30/85 ,  H10N30/87 ,  H10N30/88

CPC classification number: H04R17/00 ,  H10N30/852 ,  H10N30/877 ,  H10N30/883 ,  H04R2499/13 ,  H04R2499/15

Abstract: A vibration device can include a vibration portion; a first electrode portion disposed on a first surface of the vibration portion; and a second electrode portion disposed on a second surface of the vibration portion, in which each of the first and second electrode portions include at least one of a conductive metal particle and a carbon particle.