公开(公告)号：US20200210010A1

公开(公告)日：2020-07-02

申请号：US16721669

申请日：2019-12-19

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim

IPC: G06F3/041 ,  G09G3/3291 ,  G06F3/042

Abstract: Disclosed are a light emitting display device, a light emitting display panel, a driving circuit, and a driving method. A light emitting display device, a light emitting display panel, a driving circuit, and a driving method with an embedded touch sensor are provided in which a data voltage and a first reference voltage are supplied to a plurality of data lines and a plurality of reference electrodes which are arranged in the light emitting display panel in a first driving period, and a second reference voltage different from the first reference voltage is supplied to one or more of the plurality of reference electrodes in a second driving period different from the first driving period.

公开(公告)号：US20200107129A1

公开(公告)日：2020-04-02

申请号：US16701103

申请日：2019-12-02

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  Kwangho Kim ,  Hogeol Lim

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

Abstract: A display apparatus includes: a display panel configured to display an image by emitting light, a rear structure configured to support the display panel, a vibration generator configured to vibrate the display panel, and a supporting member between the display panel and the vibration generator, the supporting member being configured to maintain a distance between the display panel and the vibration generator.

公开(公告)号：US11797114B2

公开(公告)日：2023-10-24

申请号：US17357630

申请日：2021-06-24

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim

IPC: G06F3/041 ,  G06F3/042 ,  G09G3/3291

CPC classification number: G06F3/0412 ,  G06F3/042 ,  G09G3/3291 ,  G09G2310/06

Abstract: Disclosed are a light emitting display device, a light emitting display panel, a driving circuit, and a driving method. A light emitting display device, a light emitting display panel, a driving circuit, and a driving method with an embedded touch sensor are provided in which a data voltage and a first reference voltage are supplied to a plurality of data lines and a plurality of reference electrodes which are arranged in the light emitting display panel in a first driving period, and a second reference voltage different from the first reference voltage is supplied to one or more of the plurality of reference electrodes in a second driving period different from the first driving period.

公开(公告)号：US11073929B2

公开(公告)日：2021-07-27

申请号：US16721669

申请日：2019-12-19

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim

IPC: G06F3/041 ,  G06F3/042 ,  G09G3/3291

Abstract: Disclosed are a light emitting display device, a light emitting display panel, a driving circuit, and a driving method. A light emitting display device, a light emitting display panel, a driving circuit, and a driving method with an embedded touch sensor are provided in which a data voltage and a first reference voltage are supplied to a plurality of data lines and a plurality of reference electrodes which are arranged in the light emitting display panel in a first driving period, and a second reference voltage different from the first reference voltage is supplied to one or more of the plurality of reference electrodes in a second driving period different from the first driving period.

公开(公告)号：US11057707B2

公开(公告)日：2021-07-06

申请号：US16531716

申请日：2019-08-05

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim

IPC: H04R7/04 ,  H04R9/02 ,  H04R1/28 ,  H04R9/04 ,  G06F1/16

Abstract: A display apparatus includes: a display panel configured to display an image; a housing module including a roller configured to have the display panel wound or unwound in the housing module; a rolling module including a structure connected to an upper portion of the display panel, and configured to wind or unwind the display panel according to a folding or unfolding of the structure; a plurality of beams on one surface of display panel that extends in a first direction, and arranged in a second direction vertical to the first direction; and a vibration generating device in a portion of each of the plurality of beams, wherein the vibration generating device includes a plurality of sound generating modules configured to vibrate the display panel when the display panel is unwound from the roller and the structure is unfolded.

公开(公告)号：US11032509B2

公开(公告)日：2021-06-08

申请号：US16941184

申请日：2020-07-28

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  KwanHo Park ,  YeongRak Choi ,  Kwangho Kim ,  Sungsu Ham

IPC: H04N5/64 ,  H04R1/02 ,  H04R5/02 ,  H04R1/26 ,  H01L51/00 ,  H01L27/32 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display apparatus includes a display panel including a display area configured to display an image, and a non-display area, at least one first sound generator in the display area, and at least one second sound generator in the non-display area, wherein each of the at least one first sound generator and the at least one second sound generator is configured to vibrate the display panel to generate sound toward a front of the display panel.

公开(公告)号：US11914778B2

公开(公告)日：2024-02-27

申请号：US17094230

申请日：2020-11-10

Applicant: LG Display Co., Ltd.

Inventor： SeYoung Kim ,  Sungsu Ham ,  Joongsup Han

IPC: G06F3/01 ,  G02F1/1333 ,  H04R9/02 ,  H04R9/04 ,  H04R1/02 ,  H10K50/87

CPC classification number: G06F3/016 ,  G02F1/133382 ,  H04R1/028 ,  H04R9/025 ,  H04R9/04 ,  H10K50/87 ,  H04R2499/15

Abstract: A display apparatus includes a display panel configured to display an image; and a vibration generating device configured to vibrate the display panel to generate sound, wherein the vibration generating device includes: a first sound generating device at a rear surface of the display panel, and outputting a first sound; and a second sound generating device around the first sound generating device, and outputting a second sound.

公开(公告)号：US11616928B2

公开(公告)日：2023-03-28

申请号：US17244823

申请日：2021-04-29

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  KwanHo Park ,  YeongRak Choi ,  Kwangho Kim ,  Sungsu Ham

IPC: H04N5/64 ,  H04R1/02 ,  H04R5/02 ,  H04R1/26 ,  H01L51/00 ,  H01L27/32 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display apparatus includes: a display panel including: a display area configured to display an image, and a non-display area, at least one first sound generator in the display area, and at least one second sound generator in the non-display area, wherein each of the at least one first sound generator and the at least one second sound generator is configured to vibrate the display panel to generate sound toward a front of the display panel.

公开(公告)号：US10986430B2

公开(公告)日：2021-04-20

申请号：US16862116

申请日：2020-04-29

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  YeongRak Choi ,  KwangHo Kim

IPC: H04R1/02 ,  H04R1/28 ,  H04R7/04 ,  H04R9/02

Abstract: Disclosed is a display apparatus that may include a display panel configured to display an image by emitting light, a supporting member disposed on a rear surface of the display panel, a sound generating device disposed between the supporting member and the display panel, and a plurality of partitions at a predetermined interval from the sound generating device, wherein the partitions have different compression force deflections.

公开(公告)号：US10547948B2

公开(公告)日：2020-01-28

申请号：US16120602

申请日：2018-09-04

Applicant: LG Display Co., Ltd.

Inventor： Sungtae Lee ,  SeYoung Kim ,  Kwangho Kim ,  Hogeol Lim

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

Abstract: A display apparatus includes: a display panel configured to display an image by emitting light, a rear structure configured to support the display panel, a vibration generator configured to vibrate the display panel, and a supporting member between the display panel and the vibration generator, the supporting member being configured to maintain a distance between the display panel and the vibration generator.