公开(公告)号：US20200186916A1

公开(公告)日：2020-06-11

申请号：US16791093

申请日：2020-02-14

Applicant: LG Display Co., Ltd.

Inventor： Sungsu HAM ,  YeongRak CHOI ,  Sungtae LEE ,  Daeho KIM

IPC: H04R1/28 ,  H04R1/02

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：US20200100024A1

公开(公告)日：2020-03-26

申请号：US16696847

申请日：2019-11-26

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  ChangHo OH ,  KwanHo PARK ,  Sungtae LEE

IPC: H04R1/32 ,  G02F1/1333 ,  H04R1/02 ,  G06F1/16 ,  H04R7/04 ,  H04R9/02

Abstract: A panel vibration type sound generating display device is disclosed. The display device includes a display panel for displaying an image; a sound generating actuator connected to the display panel and configured to vibrate the display panel to generate sound; a support structure spaced apart from the display panel with an air gap between the support structure and the display panel; and a baffle part disposed between the support structure and the display panel to surround the air gap.

公开(公告)号：US20190310684A1

公开(公告)日：2019-10-10

申请号：US16440697

申请日：2019-06-13

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  YeongRak CHOI ,  Sungsu HAM

IPC: G06F1/16 ,  H04R1/02 ,  H04M1/03 ,  H04R9/04 ,  H04R7/04 ,  H04R9/06 ,  H04R9/02

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.

公开(公告)号：US20190079556A1

公开(公告)日：2019-03-14

申请号：US16043581

申请日：2018-07-24

Applicant: LG Display Co., Ltd.

Inventor： YeongRak CHOI ,  Hogeol LIM ,  Daeho KIM ,  Sungsu HAM

IPC: G06F1/16 ,  H01L27/32

CPC classification number: G06F1/1605 ,  G02F1/1333 ,  G02F1/133308 ,  G02F2001/133317 ,  G06F1/1658 ,  G06F1/1688 ,  H01L27/3276 ,  H04M1/035 ,  H04R1/26 ,  H04R5/02 ,  H04R7/045 ,  H04R9/025 ,  H04R9/04 ,  H04R2400/03 ,  H04R2440/05 ,  H04R2440/07 ,  H04R2499/11 ,  H04R2499/15

Abstract: A display apparatus includes: a display panel configured to display an image, the display panel including first, second, and third areas, a sound-generating device in at least one among the first, second, and third areas on a rear surface of the display panel, and at least one partition for dividing the first, second, and third areas from each other, the at least one partition including a first side and a second side at an angle to the first side, the second side including at least one member perpendicular to the second side, wherein: the first area is a left area of the display panel, the second area is a right area of the display panel, the third area is a central area of the display panel, and the member is in the third area.

公开(公告)号：US20170280234A1

公开(公告)日：2017-09-28

申请号：US15374566

申请日：2016-12-09

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  ChangHo OH ,  KwanHo PARK ,  Sungtae LEE

IPC: H04R1/32 ,  G06F1/16 ,  H04R1/02

CPC classification number: H04R1/323 ,  G02F1/1333 ,  G02F1/133308 ,  G06F1/1605 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2310/08 ,  H04R1/025 ,  H04R1/028 ,  H04R5/02 ,  H04R7/04 ,  H04R7/045 ,  H04R9/02 ,  H04R9/043 ,  H04R9/063 ,  H04R2400/03 ,  H04R2499/11 ,  H04R2499/15

Abstract: The present disclosure relates to a display device for generating sound by directly vibrating a display panel thereof, which includes a display panel connected to a surface of the display panel and configured to display an image; and a sound generating actuator, which is fixed to a support structure of the display panel and attached to the display panel to directly vibrate the display panel. In the display device, the progressing direction of the sound coincides with the image output direction in the display device. Therefore, sound localization or sound output characteristics of the display device or set apparatus can be improved, and a separate speaker is not required, the mechanism of the set apparatus can be easily designed, and a thickness thereof can be easily reduced.

公开(公告)号：US20170280217A1

公开(公告)日：2017-09-28

申请号：US15471184

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  Sungtae LEE

IPC: H04R1/02 ,  H04R1/28 ,  H04R9/02 ,  H04R9/06

CPC classification number: H04R5/02 ,  H04N5/642 ,  H04R1/025 ,  H04R1/028 ,  H04R1/26 ,  H04R1/288 ,  H04R3/14 ,  H04R5/023 ,  H04R7/045 ,  H04R9/025 ,  H04R9/06 ,  H04R9/066 ,  H04R11/02 ,  H04R2307/023 ,  H04R2307/025 ,  H04R2400/03 ,  H04R2440/05 ,  H04R2499/15

Abstract: A display device includes a display panel; a support structure at a rear of the display panel; a sound generation actuator supported by the support structure and configured to vibrate the display panel to generate sound; and a cap member surrounding the sound generation actuator and secured to the support structure at an area of the support structure, the area being near the sound generation actuator.

公开(公告)号：US20240373569A1

公开(公告)日：2024-11-07

申请号：US18770178

申请日：2024-07-11

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  SeokHyo CHO

IPC: H05K5/02 ,  G06F1/16

Abstract: A sliding display apparatus comprises a display panel including first to fourth side surfaces, a case configured to accommodate the display panel, a cover configured to cover an opened upper surface of the case and including a hole provided at one side thereof, a wire driving part connected to at least one wire connected to a lower surface of the display panel, and a sliding controlling part configured to control the wire driving part, and an upper portion of the display panel is exposed through the hole provided at the cover.

公开(公告)号：US20240259520A1

公开(公告)日：2024-08-01

申请号：US18627455

申请日：2024-04-05

Applicant: LG Display Co., Ltd.

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

IPC: H04N5/64 ,  G02F1/1333 ,  G02F1/1362 ,  H04R1/02 ,  H04R1/26 ,  H04R5/02 ,  H10K59/00 ,  H10K99/00

CPC classification number: H04N5/642 ,  H04R1/025 ,  H04R1/26 ,  H04R5/02 ,  H10K59/00 ,  H10K99/00 ,  G02F1/133394 ,  G02F1/1362 ,  H04R2499/15

Abstract: An apparatus includes a vibration plate including an area and a bezel area surrounding the area, at least one vibration generator overlapping the area, and at least one exciter overlapping the bezel area. The at least one vibration generator does not overlap the bezel area. The at least one exciter includes a piezoelectric element. Each of the at least one vibration generator and the at least one exciter is configured to vibrate the vibration plate to generate sound.

公开(公告)号：US20240236570A1

公开(公告)日：2024-07-11

申请号：US18583784

申请日：2024-02-21

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  KwanHo PARK ,  Sungtae LEE

IPC: H04R5/02 ,  H04N5/64 ,  H04R1/02 ,  H04R1/26 ,  H04R1/28 ,  H04R3/14 ,  H04R7/04 ,  H04R9/02 ,  H04R9/06 ,  H04R11/02

CPC classification number: H04R5/02 ,  H04N5/642 ,  H04R1/025 ,  H04R1/028 ,  H04R1/26 ,  H04R1/288 ,  H04R3/14 ,  H04R7/045 ,  H04R9/025 ,  H04R9/06 ,  H04R9/066 ,  H04R11/02 ,  H04R5/023 ,  H04R2307/023 ,  H04R2307/025 ,  H04R2400/03 ,  H04R2440/05 ,  H04R2499/15

Abstract: Disclosed is a display device that includes a display panel, sound generating actuators including a first sound generating actuator in a first area of the display panel and a second sound generating actuator in a second area of the display panel, the first and second sound generating actuators configured to vibrate the display panel to generate sound, and a partition between the first sound generating actuator and the second sound generating actuator.

公开(公告)号：US20240179468A1

公开(公告)日：2024-05-30

申请号：US18431922

申请日：2024-02-02

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  KwanHo PARK ,  Sungtae LEE

IPC: H04R7/04 ,  H04R1/02 ,  H04R9/02 ,  H04R9/06 ,  H04R9/04

CPC classification number: H04R7/04 ,  H04R1/025 ,  H04R9/025 ,  H04R9/06 ,  H04R9/063 ,  H04R9/045 ,  H04R2201/029 ,  H04R2400/03 ,  H04R2440/07 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, the display panel including a first area, a second area, and a third area; a first sound generating device in the first area, the first sound generating device including two sub-sound generating devices; a second sound generating device in the second area, the second sound generating device including two sub-sound generating devices; a third sound generating device in the third area; a first partition between the first area and the third area; a second partition between the second area and the third area; a third partition in a periphery of the display panel; and a fourth partition between the two sub-sound generating devices in each of the first area and the second area.