公开(公告)号：US20210389640A1

公开(公告)日：2021-12-16

申请号：US17236758

申请日：2021-04-21

Applicant: LG Display Co., Ltd.

Inventor： Youngki SONG ,  JaeHyun PARK ,  Sun Man KIM

IPC: G02F1/167 ,  G02F1/1676 ,  G02F1/1679

Abstract: The present disclosure relates to a light shutter panel and a transparent display apparatus having the same. The light shutter panel comprises: a first light shutter panel and a second light shutter panel. Each of the first and second light shutter panels includes: a lower electrode plate, an upper electrode plate, a shutter layer, transparent spacers and a black ink. The lower electrode plate and the upper electrode plate are attached as facing each other. The shutter layer is disposed between the lower electrode plate and the upper electrode plate. The shutter layer includes a maximum light transmitting portion, a minimum light blocking portion, an ink storage portion and an electric field guide. The electric field guide is disposed between the ink storage portions. The transparent spacers maintain the gap between the lower electrode plate and the upper electrode plate. The black ink is filled into the ink storage portion.

公开(公告)号：US20240206300A1

公开(公告)日：2024-06-20

申请号：US18514692

申请日：2023-11-20

Applicant: LG Display Co., Ltd.

Inventor： Sanghyun LEE ,  Youngki SONG ,  Minsoo PARK

IPC: H10K59/80

CPC classification number: H10K59/8792 ,  H10K59/879

Abstract: The display device according to an embodiment includes a display panel including a display area in which a plurality of pixels are arranged and a transparent area around the display area and an optical control film arranged below the display panel, wherein the optical control film includes a first substrate, a second substrate facing the first substrate, a first member arranged within the display area on the first substrate, and a second member arranged around the first member on the first substrate, the first member being greater in height than the second member. A light path control member includes a first substrate, a first electrode arranged on the first substrate, an option conversion unit arranged on the first electrode, a second substrate arranged on the optical conversion unit, a second electrode arranged between the second substrate and the optical conversion unit, and a barrier arranged on the top surface of the second substrate.

公开(公告)号：US20230205040A1

公开(公告)日：2023-06-29

申请号：US17961906

申请日：2022-10-07

Applicant: LG Display Co., Ltd.

Inventor： Youngki SONG

IPC: G02F1/1685 ,  G02F1/167 ,  G02F1/1335 ,  G02F1/13 ,  G02F1/1677 ,  H01L27/32

CPC classification number: G02F1/1685 ,  G02F1/167 ,  G02F1/1323 ,  G02F1/1677 ,  G02F1/133553 ,  H01L27/3232 ,  G02F2001/1678 ,  G02F2201/50

Abstract: A viewing angle adjustment device and a display device including the same are discussed. The viewing angle adjustment device can include a first protective layer, a second protective layer disposed on the first protective layer, a light conversion layer disposed between the first protective layer and the second protective layer and including dispersion liquid having dispersed floating particles, and an auxiliary light conversion layer disposed on the second protective layer. The auxiliary light conversion layer can include first patterns where a light absorbing layer and a transparent layer are disposed in a center area, and second patterns where the light absorption layer, the transparent layer and a reflective layer are disposed in an edge area.

公开(公告)号：US20250068025A1

公开(公告)日：2025-02-27

申请号：US18804521

申请日：2024-08-14

Applicant: LG Display Co., Ltd.

Inventor： KyoungSang YOON ,  Youngki SONG

IPC: G02F1/167 ,  G02F1/1676

Abstract: A light controlling panel can include: a first electrode and a second electrode disposed to face each other; and a dielectric layer disposed between the first electrode and the second electrode. The dielectric layer can include: a first dielectric including a first dielectric material and a groove, the first dielectric material having a first dielectric permittivity; and a second dielectric including a plurality of light blocking particles and a solvent including a second dielectric material having a second dielectric permittivity less than the first dielectric permittivity.

公开(公告)号：US20230213972A1

公开(公告)日：2023-07-06

申请号：US17976547

申请日：2022-10-28

Applicant: LG Display Co., Ltd.

Inventor： YongSeok LEE ,  HyukJoon YOON ,  Youngki SONG

IPC: G06F1/16

CPC classification number: G06F1/1647 ,  G06F1/1616 ,  G06F1/1681

Abstract: A foldable display device includes a display panel in which at least a partial area includes a transparent display panel; and a floating screen connected to the display panel and reflecting an image displayed on the display panel. Therefore, a foldable display device which uses a floating screen and a display panel to display an image having more three-dimensional effect.

公开(公告)号：US20210181385A1

公开(公告)日：2021-06-17

申请号：US17111160

申请日：2020-12-03

Applicant: LG Display Co., Ltd.

Inventor： Youngki SONG ,  SunMan KIM

IPC: G02B5/00 ,  H01L51/52 ,  G02B5/04

Abstract: The present disclosure relates to a light control film having nano (or nano-scale) light absorbing layer and a display using the same. A light control film according to the present disclosure comprises: a lower layer having a first axis and a second axis; an upper layer facing with the lower layer; a middle layer having a thickness disposed between the lower layer and the upper layer; a plurality of nano light absorbing layers arrayed with a predetermined interval along the first axis in the middle layer, each of the nano light absorbing layer having a width along the first axis, a length along the second axis and a height corresponding to the thickness of the middle layer; and a prism pattern disposed between each pair of the nano light absorbing layers.

公开(公告)号：US20250072231A1

公开(公告)日：2025-02-27

申请号：US18805808

申请日：2024-08-15

Applicant: LG Display Co., Ltd.

Inventor： DongIl YU ,  KyoungSang YOON ,  Youngki SONG

IPC: H10K59/127 ,  H10K59/80 ,  H10K102/00

Abstract: A light controlling panel may include a first electrode and a second electrode disposed to face each other, and a dielectric layer disposed between the first electrode and the second electrode. The dielectric layer may include a first dielectric including a first dielectric material and a groove, the first dielectric material having a first dielectric permittivity, and a second dielectric including a plurality of light blocking particles and a solvent including a second dielectric material having a second dielectric permittivity less than the first dielectric permittivity. The first dielectric may include a first dielectric pattern disposed between adjacent grooves. The first dielectric may also include a protrusion where a portion of a top surface of the first dielectric pattern protrudes toward the second electrode.

公开(公告)号：US20240126133A1

公开(公告)日：2024-04-18

申请号：US18219321

申请日：2023-07-07

Applicant: LG DISPLAY CO., LTD.

Inventor： Youngki SONG

IPC: G02F1/29

CPC classification number: G02F1/29

Abstract: A light path control device includes a substrate, a first viewing angle control member on the substrate comprising a first electrode, a second electrode, and a liquid crystal layer between the first electrode and the second electrode, and a second viewing angle control member on the first viewing angle control member comprising light shielding patterns patterned at predetermined intervals.

公开(公告)号：US20210397061A1

公开(公告)日：2021-12-23

申请号：US17236873

申请日：2021-04-21

Applicant: LG Display Co., Ltd.

Inventor： JaeHyun PARK ,  Youngki SONG

IPC: G02F1/167 ,  G02F1/1676 ,  G02F1/1679

Abstract: The present disclosure relates to a light shutter panel and a transparent display apparatus having the same. The light shutter panel according to the present disclosure comprises: a lower electrode plate; a upper electrode plate facing with the lower electrode plate; a shutter layer disposed between the lower electrode plate and the upper electrode plate, the shutter layer including a first ink storage portion disposed at a lower part, a second ink storage portion disposed at a upper part and overlapped with the first ink storage portion, and a first electric field guide disposed between the first ink storage portion and the second ink storage portion; a first black ink filled into the first ink storage portion; and a second black ink filled into the second ink storage portion.

公开(公告)号：US20210382366A1

公开(公告)日：2021-12-09

申请号：US17236788

申请日：2021-04-21

Applicant: LG Display Co., Ltd.

Inventor： Youngki SONG ,  SunMan KIM

IPC: G02F1/167 ,  G02F1/1676 ,  G02F1/1679

Abstract: The present disclosure relates to a light shutter panel and a transparent display apparatus having the same. The light shutter panel according to the present disclosure comprises: a lower electrode plate; an upper electrode plate facing with the lower electrode plate; a shutter layer disposed between the lower electrode plate and the upper electrode plate, and including a maximum light transmitting portion, a minimum light blocking portion, ink storage portions connecting the maximum light transmitting portion and the minimum light blocking portion, and an electric field guide disposed between the ink storage portions; a plurality of spacers maintaining a gap between the lower electrode plate and the upper electrode plate; and black ink filled into the ink storage portion of the shutter layer.