公开(公告)号：US20240215395A1

公开(公告)日：2024-06-27

申请号：US18524370

申请日：2023-11-30

Applicant: LG Display Co., Ltd.

Inventor： ChounSung Kang ,  Daeyun Kim ,  GeunChang Park

IPC: H10K59/80

CPC classification number: H10K59/873 ,  H10K2102/311

Abstract: According to an aspect of the present disclosure, a display device includes: a display panel including a plurality of pixels; a first cover on a rear surface of the display panel; a second cover on a rear surface of the first cover, and a roller which is configured to wind or unwind the display panel, the first cover, and the second cover, the second cover including a plurality of variable holes configured to pass through the second cover. Therefore, it is possible to improve the durability of the display device and suppress the degradation of a rolling characteristic.

公开(公告)号：US20230097705A1

公开(公告)日：2023-03-30

申请号：US17992890

申请日：2022-11-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Taehyung Kim ,  YoungYoon You ,  GeunChang Park

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

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generation device including a vibration generation module configured to vibrate the display panel. The vibration generation module includes a vibration element on a rear surface of the display panel, and a vibration reflecting member on the rear surface of the display panel and spaced apart from the vibration element.

公开(公告)号：US20220130288A1

公开(公告)日：2022-04-28

申请号：US17507335

申请日：2021-10-21

Applicant: LG Display Co., Ltd.

Inventor： GeunChang Park ,  ChounSung Kang

IPC: G09F9/30 ,  G06F1/16

Abstract: A display device includes a display panel including a display area where images are displayed, a first cover configured to support a rear surface of the display panel, a roller configured to wind or unwind the display panel and the first cover, a second cover with a first end of the second cover fixed to the roller and a second opposite end of the second cover connected to an end of the first cover, and a cover assembly connecting the first cover and the second cover, wherein a boundary of the display area overlaps the cover assembly, and the cover assembly is configured to expose the display area.

公开(公告)号：US11256295B2

公开(公告)日：2022-02-22

申请号：US16456527

申请日：2019-06-28

Applicant: LG Display Co., Ltd.

Inventor： Moonsun Lee ,  Mi-Na Shin ,  ChounSung Kang ,  SunBok Song ,  GeunChang Park

IPC: G06F1/16

Abstract: A display device includes: a display panel and a back cover which supports the display panel on a rear surface of the display panel and includes a plurality of openings and a length of a lower edge of the back cover is larger than a length of an upper edge of the back cover. Therefore, when the display device is rolled, a rolling position of the display device may be guided.

公开(公告)号：US10979793B2

公开(公告)日：2021-04-13

申请号：US16841240

申请日：2020-04-06

Applicant: LG Display Co., Ltd.

Inventor： Taehyung Kim ,  YoungYoon You ,  GeunChang Park

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

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generation device including a vibration generation module configured to vibrate the display panel. The vibration generation module includes a vibration element on a rear surface of the display panel, and a vibration reflecting member on the rear surface of the display panel and spaced apart from the vibration element.

公开(公告)号：US20200236452A1

公开(公告)日：2020-07-23

申请号：US16841240

申请日：2020-04-06

Applicant: LG Display Co., Ltd.

Inventor： Taehyung Kim ,  YoungYoon You ,  GeunChang Park

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

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generation device including a vibration generation module configured to vibrate the display panel. The vibration generation module includes a vibration element on a rear surface of the display panel, and a vibration reflecting member on the rear surface of the display panel and spaced apart from the vibration element.

公开(公告)号：US10652641B2

公开(公告)日：2020-05-12

申请号：US16105398

申请日：2018-08-20

Applicant: LG Display Co., Ltd.

Inventor： Taehyung Kim ,  YoungYoon You ,  GeunChang Park

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

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generation device including a vibration generation module configured to vibrate the display panel. The vibration generation module includes a vibration element on a rear surface of the display panel, and a vibration reflecting member on the rear surface of the display panel and spaced apart from the vibration element.

公开(公告)号：US12041737B2

公开(公告)日：2024-07-16

申请号：US17746551

申请日：2022-05-17

Applicant: LG Display Co., Ltd.

Inventor： ChounSung Kang ,  Daeyun Kim ,  GeunChang Park

IPC: G06F1/16 ,  H05K5/00 ,  H05K5/02

CPC classification number: H05K5/0217 ,  H05K5/0017 ,  H05K5/0247

Abstract: A display device includes a display panel, a plurality of flexible films electrically connected to one end of the display panel, a source printed circuit board electrically connected to the plurality of flexible films, a roller on which the display panel is wound or unwound, a control printed circuit board disposed in the roller and a wiring sheet including a first wiring line electrically connecting at least one of the plurality of source printed circuit boards and the control printed circuit board. By disposing the wiring sheet in which the first wiring and the sheet are integrated, damage of the first wiring due to repeated winding and unwinding can be minimized.

公开(公告)号：US11856350B2

公开(公告)日：2023-12-26

申请号：US17992890

申请日：2022-11-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Taehyung Kim ,  YoungYoon You ,  GeunChang Park

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

CPC classification number: H04R1/028 ,  H04R7/045 ,  H04R17/00 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image by emitting light, and a sound generation device including a vibration generation module configured to vibrate the display panel. The vibration generation module includes a vibration element on a rear surface of the display panel, and a vibration reflecting member on the rear surface of the display panel and spaced apart from the vibration element.

公开(公告)号：US20230213140A1

公开(公告)日：2023-07-06

申请号：US18082982

申请日：2022-12-16

Applicant: LG Display Co., Ltd.

Inventor： ByungHee Kim ,  GeunChang Park ,  YongSuk Kim ,  Jun Park

IPC: F16M11/04 ,  F16M11/18 ,  H05K5/02

CPC classification number: F16M11/046 ,  F16M11/18 ,  H05K5/0247 ,  G06F1/1652

Abstract: According to an aspect of the present disclosure, a display device includes a display unit which includes a display panel and a back cover supporting a rear surface of the display panel; an external roller configured to wind or unwind the display unit; an inner roller which in the outer roller; and an intermediate gear which interworks a rotation of the outer roller with a rotation of the inner roller, and responsive to the display unit being wound or unwound, the outer roller and the inner roller rotate in opposite directions, by the intermediate gear.