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：US20200333831A1

公开(公告)日：2020-10-22

申请号：US16921440

申请日：2020-07-06

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：US20200280796A1

公开(公告)日：2020-09-03

申请号：US16804090

申请日：2020-02-28

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  Teh Hyeon KIM ,  YeongRak CHOI ,  Seungwan Ryu ,  KwanHo PARK

IPC: H04R1/26 ,  H04R1/02 ,  H04R9/06 ,  H04R9/02 ,  H04R9/04 ,  H04R7/26 ,  H04R17/00 ,  H04R7/04

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：US20200245059A1

公开(公告)日：2020-07-30

申请号：US16851604

申请日：2020-04-17

Applicant: LG Display Co., Ltd.

Inventor： Kwangho KIM ,  YeongRak CHOI ,  Sungtae LEE ,  Hogeol LIM

IPC: H04R1/28 ,  H04N5/64 ,  H04R1/02

Abstract: Disclosed is a display apparatus including a display panel configured to display an image by emitting light, a rear surface structure configured to surround lateral and rear surfaces of the display panel, a vibration generating device connected with the rear surface structure and configured to vibrate the display panel, a rear sound emitting portion between the display panel and the rear surface structure, a rear sound guide between the display panel and the rear surface structure to surround the vibration generating device in a spiral shape and configured to connect with the rear sound emitting portion.

公开(公告)号：US20200213764A1

公开(公告)日：2020-07-02

申请号：US16708982

申请日：2019-12-10

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：US20200100008A1

公开(公告)日：2020-03-26

申请号：US16696795

申请日：2019-11-26

Applicant: LG Display Co., Ltd.

Inventor： YeongRak CHOI ,  KwanHo PARK ,  HyunSu SHIN ,  Sungtae LEE

IPC: H04R1/02

Abstract: Disclosed is a display apparatus including a display panel configured to emit light, a rear structure disposed on a rear surface of the display panel, a sound generating device fixed to the rear structure and configured to vibrate the display panel, and an insulation member disposed between the display panel and the sound generating device.

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：US20190149908A1

公开(公告)日：2019-05-16

申请号：US15993799

申请日：2018-05-31

Applicant: LG Display Co., Ltd.

Inventor： Kwangho KIM ,  YeongRak CHOI ,  Sungtae LEE ,  Hogeol LIM

IPC: H04R1/28 ,  H04R1/02 ,  H04N5/64

Abstract: Disclosed is a display apparatus including a display panel configured to display an image by emitting light, a rear surface structure configured to surround lateral and rear surfaces of the display panel, a vibration generating device connected with the rear surface structure and configured to vibrate the display panel, a rear sound emitting portion between the display panel and the rear surface structure, a rear sound guide between the display panel and the rear surface structure to surround the vibration generating device in a spiral shape and configured to connect with the rear sound emitting portion.

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.