公开(公告)号：US20190392764A1

公开(公告)日：2019-12-26

申请号：US16563803

申请日：2019-09-06

Applicant: LG Display Co., Ltd.

Inventor： Donghyun KIM ,  JuhnSuk YOO ,  JungChul KIM ,  Haeyoon JEONG ,  Hoonju CHUNG

IPC: G09G3/3258 ,  H01L27/32

Abstract: Disclosed is an electroluminescent display device. The electroluminescent display device includes a display area and a non-display area. And the electroluminescent display device includes a display panel including a plurality of pixel lines each including a plurality of pixel circuits.

公开(公告)号：US20220190080A1

公开(公告)日：2022-06-16

申请号：US17527912

申请日：2021-11-16

Applicant: LG Display Co., Ltd.

Inventor： Mihee SHIN ,  Minha KANG ,  JuhnSuk YOO ,  YongMin HA

IPC: H01L27/32 ,  H01L51/56

Abstract: A display panel and a method for fabricating the same are discussed. The display panel can include a first area in which pixels are disposed, and a second area in which pixels having lower pixels per inch (PPI) than the first area are disposed and a plurality of light-transmitting portions are disposed. The light-transmitting portions include circular or elliptical light-transmitting portions arranged in a zigzag pattern along a second direction crossing a first direction in the second area. Each of the pixel groups in the second area includes a second electrode, and the second electrode is removed from the light-transmitting area to expose light-transmitting portions.

公开(公告)号：US20200175911A1

公开(公告)日：2020-06-04

申请号：US16600431

申请日：2019-10-11

Applicant: LG Display Co., Ltd.

Inventor： Hoyoung KO ,  JuhnSuk YOO

IPC: G09G3/30 ,  G09G3/20

Abstract: An electroluminescent display device comprises a pixel including a plurality of subpixels; a plurality of power lines for providing a power voltage to the plurality of subpixels; a data line for providing data signals to the plurality of subpixels; a plurality of gate lines for providing gate signals to the plurality of subpixels; and a reference node line for connecting a plurality of reference nodes included in the plurality of subpixels, wherein each of the subpixels comprises a light emitting diode and a subpixel driving circuit for controlling light emission of the light emitting diode, and wherein the subpixel driving circuit provides a driving current without including a high potential voltage to the light emitting diode as a reference voltage that is applied from one of the plurality of power lines to the reference node included in the subpixel driving circuit, and some of the plurality of subpixels include a compensation transistor connected to the reference node receiving the reference voltage.

公开(公告)号：US20240130185A1

公开(公告)日：2024-04-18

申请号：US18481821

申请日：2023-10-05

Applicant: LG Display Co., Ltd.

Inventor： SeungHyun LEE ,  HoYoung LEE ,  JuhnSuk YOO ,  SungJin PARK

IPC: H10K59/131

CPC classification number: H10K59/131

Abstract: The present disclosure provides a display panel and a display device including a display area and a non-display area. The display area includes light emitting areas and signal lines, an optical area, and a normal area outside the optical area. The normal area includes a non-transmission area including light emitting areas, and the optical area includes a transmission area and a non-transmission area including light emitting areas. At least one first type signal line extending through the optical area among the signal lines includes a transparent line part in the transmission area of the optical area and a non-transparent line part in the non-transmission area of the optical area. The transparent and non-transparent line parts are in different layers. Through the foregoing configuration, the transmittance of the first optical area with which a first optical electronic device is overlapped can be improved.

公开(公告)号：US20240090268A1

公开(公告)日：2024-03-14

申请号：US18518019

申请日：2023-11-22

Applicant: LG Display Co., Ltd.

Inventor： Mihee SHIN ,  Minha KANG ,  JuhnSuk YOO ,  YongMin HA

IPC: H10K59/121 ,  H10K71/00

CPC classification number: H10K59/1213 ,  H10K59/1216 ,  H10K71/00 ,  H10K59/1201

Abstract: A display panel can include a first area including a first plurality of subpixels, a second area including a second plurality of subpixels, and at least one light-transmitting portion between adjacent subpixels among the second plurality of subpixels. Also, a first subpixel in the first area includes a first light emitting layer, a first thin film transistor including a first channel area, and a first conductive member disposed under and overlapping with the first channel area of the first thin film transistor, and a second subpixel in the second area includes a second light emitting layer, a second thin film transistor including a second channel area, and a second conductive member disposed under and overlapping with the second channel area of the second thin film transistor. The first conductive member in the first subpixel in the first area is on a higher layer than the second conductive member.

公开(公告)号：US20240315079A1

公开(公告)日：2024-09-19

申请号：US18674652

申请日：2024-05-24

Applicant: LG Display Co., Ltd.

Inventor： Mihee SHIN ,  Minha KANG ,  JuhnSuk YOO ,  YongMin HA

IPC: H10K59/121 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/1213 ,  H10K59/1216 ,  H10K71/00 ,  H10K59/1201

Abstract: A method of fabricating a display panel including a display area and an imaging area, the display area having a first pixel area in which a plurality of pixels are disposed, the imaging area having a second pixel area in which a plurality of pixel groups are disposed and at least one light-transmitting portion disposed between the plurality of pixel groups, can include forming a capacitor electrode in the second pixel area of the imaging area, and forming the at least one light-transmitting portion by removing at least part of a second electrode of the imaging area through an irradiation of a laser beam using the capacitor electrode as a mask.

公开(公告)号：US20240188360A1

公开(公告)日：2024-06-06

申请号：US18527071

申请日：2023-12-01

Applicant: LG Display Co., Ltd.

Inventor： JuhnSuk YOO ,  YuHo JUNG ,  Sungki HONG

IPC: H10K59/131 ,  H10K59/124

CPC classification number: H10K59/131 ,  H10K59/124 ,  H10K2102/311

Abstract: A flexible display device includes in on example a substrate having an optical area and a main area in a display area, and a bending area and a non-bending area in a non-display area. The flexible display device further includes a first insulating film disposed on the substrate, a wiring line disposed on the insulating film of the non-bending area, a second insulating film disposed on the wiring line, a connection line disposed on the second insulating film of the non-bending area and having a first contact area, a first planarization layer disposed on the connection line, a link line disposed on the first planarization layer to extend to the bending area and having a second contact area, a second planarization layer disposed on the link line and including an open area, and a third insulating film disposed on the second planarization layer and filled in the open area.

公开(公告)号：US20190164491A1

公开(公告)日：2019-05-30

申请号：US16038460

申请日：2018-07-18

Applicant: LG Display Co., Ltd.

Inventor： Donghyun KIM ,  JuhnSuk YOO ,  JungChul KIM ,  Haeyoon JEONG ,  Hoonju CHUNG

IPC: G09G3/3258 ,  H01L27/32

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G2300/043 ,  G09G2300/0814 ,  G09G2300/0819 ,  G09G2310/0243 ,  G09G2310/0264 ,  G09G2320/0214 ,  G09G2320/0223 ,  H01L27/3248 ,  H01L27/3276

Abstract: Disclosed is an electroluminescent display device. The electroluminescent display device includes a display area and a non-display area. And the electroluminescent display device includes a display panel including a plurality of pixel lines each including a plurality of pixel circuits.

公开(公告)号：US20240128245A1

公开(公告)日：2024-04-18

申请号：US18471851

申请日：2023-09-21

Applicant: LG Display Co., Ltd.

Inventor： Wontae CHOE ,  HoYoung LEE ,  JuhnSuk YOO ,  SungJin PARK

IPC: H01L25/075 ,  H01L25/16 ,  H01L33/58 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L25/167 ,  H01L33/58 ,  H01L33/62

Abstract: A display device includes including a first optical area, a first optical bezel area located outside of the first optical area, and a normal area located outside of the first optical bezel area. Each of the plurality of light emitting element arrays may include a plurality of light emitting elements, the first optical area may include a first light emitting element array, and the first optical bezel area may include a second light emitting element array. The normal area may include a third light emitting element array. An arrangement of a plurality of first light emitting elements included in the first light emitting element array may be different from either an arrangement of a plurality of second light emitting elements included in the second light emitting element array or an arrangement of a plurality of third light emitting elements included in the third light emitting element array.

公开(公告)号：US20230006170A1

公开(公告)日：2023-01-05

申请号：US17900488

申请日：2022-08-31

Applicant: LG Display Co., Ltd.

Inventor： JuhnSuk YOO ,  HoYoung LEE ,  Neunghee LEE ,  Kyuri KIM

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/50

Abstract: Disclosed is an electroluminescence display having a structure in which the current leakage between neighboring pixels is prevented. The electroluminescence display comprises a first pixel defined for representing a first color on a substrate, a second pixel defined for representing a second color on the substrate, a first anode electrode disposed at the first pixel, a second anode electrode disposed at the second pixel, and a depletion electrode forming a depletion area between the first anode electrode and the second anode electrode.