公开(公告)号：US20180348816A1

公开(公告)日：2018-12-06

申请号：US15983498

申请日：2018-05-18

Applicant: LG Display Co., Ltd.

Inventor： Sungtae LEE ,  KwanHo PARK ,  YeongRak CHOI

IPC: G06F1/16 ,  H05K5/00 ,  H04R5/02

CPC classification number: G06F1/1605 ,  H04R5/02 ,  H04R7/045 ,  H04R2440/05 ,  H04R2499/15 ,  H05K5/0017

Abstract: A display apparatus includes: a display module including a display panel configured to display an electronic image, a supporting cover configured to cover a rear surface of the display module, a cover supporting member connected to a rear edge of the display panel and configured to support the supporting cover, and a sound-generating device supported by the supporting cover and configured to: output sound to a front direction of the display panel by directly vibrating the display panel, and directly contact and directly vibrate first and second rear edge portions of the display panel, the first and second rear edge portions being parallel to each other.

公开(公告)号：US20180343512A1

公开(公告)日：2018-11-29

申请号：US15987214

申请日：2018-05-23

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02

CPC classification number: H04R1/028 ,  H04R1/2888 ,  H04R7/045 ,  H04R9/025 ,  H04R9/046 ,  H04R2400/03 ,  H04R2400/11 ,  H04R2440/05 ,  H04R2440/07 ,  H04R2499/15

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：US20170280249A1

公开(公告)日：2017-09-28

申请号：US15471155

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

Inventor： YeongRak CHOI ,  Sungtae LEE

IPC: 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: Provided is a panel vibration type sound-generating display device. A display device includes: a display panel configured to display an image, a cover bottom configured to cover the display panel, a sound-generating actuator supported by the cover bottom, the sound-generating actuator configured to vibrate the display panel to generate sound, and a sealing member between an outer peripheral portion of the sound-generating actuator and an outer surface of the cover bottom.

公开(公告)号：US20170280215A1

公开(公告)日：2017-09-28

申请号：US15471164

申请日：2017-03-28

Applicant: LG DISPLAY CO., LTD.

Inventor： Sungtae LEE ,  KwanHo PARK ,  YeongRak CHOI ,  Kwangho KIM ,  MyungJin BAE

IPC: H04R1/02 ,  H04N5/64

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: Provided are an actuator fixing device and a panel vibration type sound-generating display device including the same. A display device includes: a display panel configured to display an image, a cover bottom configured to cover the display panel, and a plurality of sound-generating actuators supported by the cover bottom, the sound-generating actuators being configured to vibrate the display panel to generate sound, at least two of the sound-generating actuators being adjacent to each other.

公开(公告)号：US20250168544A1

公开(公告)日：2025-05-22

申请号：US18949526

申请日：2024-11-15

Applicant: LG Display Co., Ltd.

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

IPC: H04R1/02

Abstract: A sound apparatus and a vehicular apparatus including the same are discussed. The sound apparatus can include a sound generating module having a vibration member and a vibration apparatus configured at the vibration member, a plate member in the sound generating module, and an enclosure in the sound generating module.

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.

公开(公告)号：US20230336920A1

公开(公告)日：2023-10-19

申请号：US18213212

申请日：2023-06-22

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

CPC classification number: H04R9/06 ,  H04R9/025 ,  H04R9/045 ,  H04R9/022 ,  H04R1/028 ,  H04R7/26 ,  H04R1/025 ,  H04R2499/13 ,  H04R2400/11 ,  H04R2499/15

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.