公开(公告)号：US20240224758A1

公开(公告)日：2024-07-04

申请号：US18538984

申请日：2023-12-13

Applicant: LG Display Co., Ltd.

Inventor： SeongYeong KIM ,  SeYeoul KWON ,  ChangSoo KIM ,  Cheolhwan LEE ,  JeongOk JO ,  Kwanghyun CHOI

IPC: H10K59/80 ,  H10K59/126

CPC classification number: H10K59/879 ,  H10K59/126

Abstract: Provided is a light emitting display device. The light emitting display device includes a substrate in which a plurality of sub pixels is defined. The device includes an anode disposed on the substrate and disposed so as to correspond to each of the plurality of sub pixels. The device includes an emission layer disposed on the anode, a cathode disposed on the emission layer, a bank covering an edge of the anode to define an emission area, an encapsulation layer disposed on the cathode. The device also includes a light shielding pattern disposed on the encapsulation layer and enclosing a part of the emission area with respect to a plane. The device further includes a lens which is disposed on the light shielding pattern so as to correspond to the emission area and refracts light from the emission area.

公开(公告)号：US20240008334A1

公开(公告)日：2024-01-04

申请号：US18470219

申请日：2023-09-19

Applicant: LG Display Co., Ltd.

Inventor： KiSeob SHIN ,  ChangSoo KIM ,  EuiTae KIM ,  Soyi LEE

IPC: H10K59/131

CPC classification number: H10K59/1315

Abstract: A transparent display device is disclosed, which may improve transmittance in a non-display area and at the same reduce resistance of power lines. The transparent display device includes a substrate provided with a display area, in which a plurality of subpixels are disposed, and a non-display area adjacent to the display area. The device includes a plurality of power lines provided in the non-display area over the substrate and extended in parallel in a first direction. The display area includes first non-transmissive areas provided with the plurality of subpixels and a first transmissive area provided between the first non-transmissive areas, the non-display area includes second non-transmissive areas provided with the plurality of power lines and a second transmissive area provided between the second non-transmissive areas.

公开(公告)号：US20230081907A1

公开(公告)日：2023-03-16

申请号：US18057088

申请日：2022-11-18

Applicant: LG Display Co., Ltd.

Inventor： Soyi LEE ,  ChangSoo KIM ,  EuiTae KIM ,  KiSeob SHIN

IPC: H01L27/32 ,  G09G3/3225 ,  G09G3/00 ,  H01L51/52

Abstract: A transparent display device is disclosed, which may reduce a yellowish phenomenon in a non-display area. The transparent display device comprises a substrate provided with a display area in which a plurality of subpixels are disposed, and a non-display area adjacent to the display area, a gate driver provided in the non-display area over the substrate, including a plurality of stages, a metal line provided between the gate driver and the display area, and a trench provided between the metal line and the display area.

公开(公告)号：US20250006131A1

公开(公告)日：2025-01-02

申请号：US18672483

申请日：2024-05-23

Applicant: LG DISPLAY CO., LTD.

Inventor： Intae KO ,  JongHyun PARK ,  ChangSoo KIM ,  Soonhwan HONG

IPC: G09G3/3241 ,  G09G3/20 ,  H10K59/80

Abstract: A display apparatus includes a mode controller configured to generate a first control signal and a second control signal, a gate drive circuit configured to generate a light-emitting signal, a first scan signal, and a second scan signal, a shared circuit connected to a reference voltage line configured to provide a reference voltage, the shared circuit comprising a first transistor configured to operate based on the first scan signal, and a second transistor connected to the first transistor in series and configured to operate based on the second scan signal and a first pixel circuit connected to the mode controller and the gate drive circuit, wherein the first pixel circuit includes a driving transistor, a third transistor configured to operate based on the light-emitting signal and connected to the second transistor, a fourth-first transistor configured to operate based on the first control signal, a fourth-second transistor configured to operate based on the second control signal, a first light-emitting element connected to the fourth-first transistor, a second light-emitting element connected to the fourth-second transistor and a capacitor connected to the first transistor, the second transistor, the third transistor, and the driving transistor.

公开(公告)号：US20240298496A1

公开(公告)日：2024-09-05

申请号：US18662456

申请日：2024-05-13

Applicant: LG Display Co., Ltd.

Inventor： Namwook CHO ,  ChangSoo KIM ,  KiSeob SHIN

IPC: H10K59/35 ,  H10K50/86 ,  H10K59/131 ,  H10K59/38 ,  H10K59/88

CPC classification number: H10K59/353 ,  H10K50/865 ,  H10K59/131 ,  H10K59/38 ,  H10K59/88

Abstract: A transparent display apparatus for preventing the occurrence of a sense of difference between a display panel and a cover substrate is provided. The transparent display apparatus includes a transparent display panel including a first substrate, a second substrate, and a plurality of pixels provided between the first substrate and the second substrate, a display area including the plurality of pixels, and a non-display area surrounding the display area and a cover substrate including a first area overlapping the transparent display panel and a second area surrounding the first area and including a plurality of dummy patterns.

公开(公告)号：US20240224754A1

公开(公告)日：2024-07-04

申请号：US18470738

申请日：2023-09-20

Applicant: LG Display Co., Ltd.

Inventor： Kwanghyun CHOI ,  ChangSoo KIM ,  Cheolhwan LEE ,  SeYeoul KWON ,  JeongOk JO ,  SeongYeong KIM

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/879 ,  H10K59/122

Abstract: A display device selectively operating between a wide field of view mode and a narrow field of view mode is disclosed. The device includes a substrate having thereon a first subpixel, a second subpixel, and a third subpixel of different color. The first subpixel has an area smaller than that of the second and third subpixels. Each of the first, second, and third subpixels include a first light emitting diode, a first lens disposed over the first light emitting diode, a second light emitting diode adjacent to the first light emitting diode, and a second lens disposed over the second light emitting diode. The narrow field of view mode is implemented based on the first lens and the wide field of view mode is implemented based on the second lens.

公开(公告)号：US20220028936A1

公开(公告)日：2022-01-27

申请号：US17372205

申请日：2021-07-09

Applicant: LG Display Co., Ltd.

Inventor： Hyeokjun KWON ,  Jonghwan OCK ,  ChangSoo KIM ,  Soonhwan HONG

IPC: H01L27/32

Abstract: A transparent display device may have high transmittance and at the same time embody high resolution. Moreover, the transparent display device may provide optimal picture quality. The transparent display device comprises a plurality of first signal lines extended in a first direction and disposed to be spaced apart from one another, a plurality of second signal lines extended in a second direction and disposed to be spaced apart from one another, a transmissive area provided between two first signal lines adjacent to each other and two second signal lines adjacent to each other, and a pixel disposed in an intersection or overlapping area where the first signal line and the second signal line cross or overlap each other, including a first subpixel emitting light of a first color, a second subpixel emitting light of a second color, and a third subpixel emitting light of a third color. The pixel includes a first pixel overlapped with a part of the first signal line of an odd row and a second pixel overlapped with a part of the first signal line of an even row, and the first pixel and the second pixel are different from each other in a position of at least one of the first subpixel, the second subpixel or the third subpixel.

公开(公告)号：US20250107373A1

公开(公告)日：2025-03-27

申请号：US18974522

申请日：2024-12-09

Applicant: LG Display Co., Ltd.

Inventor： Soonhwan HONG ,  ChangSoo KIM ,  Hyeokjun KWON ,  Kyungah CHIN

IPC: H10K59/131 ,  H10K59/35

Abstract: A transparent display device may have high transmittance and at the same time have high resolution. The transparent display device comprises a first signal line portion extended in a first direction, including a first sensing scan line, a second sensing scan line, an initialization line and a light emission control line, a second signal line portion extended in a second direction, a transmissive area provided between two adjacent first signal line portions and between two adjacent second signal line portions, and a pixel provided in an intersection area where the first signal line portion and the second signal line portion cross or overlap each other. The light emission control line overlaps the initialization line in at least a partial area.

公开(公告)号：US20240138206A9

公开(公告)日：2024-04-25

申请号：US17124300

申请日：2020-12-16

Applicant: LG Display Co., Ltd.

Inventor： EuiTae KIM ,  ChangSoo KIM ,  KiSeob SHIN ,  Soyi LEE

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3258 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3276 ,  H01L51/5209

Abstract: A transparent display device is disclosed, which may improve light transmittance in a transmissive area and increase or maximize a light emission area in a non-transmissive area. The transparent display device includes a substrate provided with a display area including a transmissive area and a non-transmissive area, in which a plurality of subpixels are disposed, and a non-display area surrounding the display area, at least one insulating film provided over the substrate, anode electrodes provided in each of the plurality of subpixels over the at least one insulating film, a bank provided among the anode electrodes, a light emitting layer provided over the anode electrodes, and a cathode electrode provided over the light emitting layer. The at least one insulating film and the bank are provided in only the non-transmissive area.

公开(公告)号：US20220149139A1

公开(公告)日：2022-05-12

申请号：US17487555

申请日：2021-09-28

Applicant: LG Display Co., Ltd.

Inventor： EuiTae KIM ,  ChangSoo KIM ,  Soyi LEE ,  DongHo CHOI

IPC: H01L27/32 ,  H01L51/52

Abstract: A transparent display device may improve light transmittance. The transparent display device comprises a substrate provided with a display area on which a plurality of subpixels are disposed, a first non-display area disposed at a first side of the display area and a second non-display area disposed at a second side facing the first side, a first common power electrode extended from the first non-display area in a first direction, a second common power electrode extended from the second non-display area in the first direction, and an initialization line extended from the display area in a second direction, electrically connecting the first common power electrode with the second common power electrode and supplying an initialization voltage to each of the plurality of subpixels.