公开(公告)号：US20200212130A1

公开(公告)日：2020-07-02

申请号：US16730275

申请日：2019-12-30

Applicant: LG Display Co., Ltd.

Inventor： Jae-Hyeon KIM ,  Eun-Jung PARK ,  Kwan-Soo KIM ,  Seok-Hyun KIM

IPC: H01L27/32 ,  H01L51/52

Abstract: Disclosed is a transparent display device which has improved transmittance and luminous uniformity according to wavelength. The transparent display device includes a capping structure. The capping structure is formed by stacking a high refractive index first capping layer having destructive interference properties and a low refractive index second capping layer.

公开(公告)号：US20230006012A1

公开(公告)日：2023-01-05

申请号：US17854508

申请日：2022-06-30

Applicant: LG Display Co., Ltd.

Inventor： Youngnam LIM ,  Kwansoo KIM ,  Jae-Hyeon KIM

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light emitting display apparatus according to an embodiment can include a display area configured to display images, a thin-film transistor disposed in the display area, at least one planarization layer disposed over the thin-film transistor and including at least one contact hole, a light emitting device disposed over the planarization layer and including a light emitting layer defining a first opening, a bank disposed in the first opening, a metal formation inhibiting layer disposed over the light emitting device and defining a second opening, and an auxiliary electrode disposed above the bank and in the second opening.

公开(公告)号：US20210202880A1

公开(公告)日：2021-07-01

申请号：US17137139

申请日：2020-12-29

Applicant: LG Display Co., Ltd.

Inventor： Jae-Hyeon KIM ,  Seok-Hyun KIM ,  Kwan-Soo KIM ,  Young-Nam LIM

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32 ,  H01L51/56 ,  H01L51/50

Abstract: The present disclosure relates to a display device, and more particularly, to a high-performance display device by which high transmittance is secured and efficiency is enhanced in a manner of using a mixture of an organic matter and an alkaline earth metal as a cathode and facilitating patterning.

公开(公告)号：US20230263041A1

公开(公告)日：2023-08-17

申请号：US18140865

申请日：2023-04-28

Applicant: LG Display Co., Ltd.

Inventor： Young-Nam LIM ,  Hyun-Chul CHOI ,  Kwan-Soo KIM ,  Seok-Hyun KIM ,  Jae-Hyeon KIM

IPC: H10K71/00 ,  H10K50/17 ,  H10K59/35

CPC classification number: H10K71/00 ,  H10K50/17 ,  H10K50/171 ,  H10K59/35

Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

公开(公告)号：US20210202891A1

公开(公告)日：2021-07-01

申请号：US17137147

申请日：2020-12-29

Applicant: LG Display Co., Ltd.

Inventor： Jae-Hyeon KIM ,  Seok-Hyun KIM ,  Kwan-Soo KIM ,  Young-Nam LIM

IPC: H01L51/52 ,  H01L51/56

Abstract: Disclosed is a display device configured such that a mixture of a transition metal and an organic material is used as a cathode, whereby the cathode exhibits low resistance, high transmittance, high reliability, and high performance in the state in which the cathode is thin.

公开(公告)号：US20210175477A1

公开(公告)日：2021-06-10

申请号：US17102028

申请日：2020-11-23

Applicant: LG Display Co., Ltd.

Inventor： Young-Nam LIM ,  Hyun-Chul CHOI ,  Kwan-Soo KIM ,  Seok-Hyun KIM ,  Jae-Hyeon KIM

IPC: H01L51/56 ,  H01L27/32 ,  H01L51/50

Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

公开(公告)号：US20210074945A1

公开(公告)日：2021-03-11

申请号：US17011920

申请日：2020-09-03

Applicant: LG Display Co., Ltd.

Inventor： Jae-Hyeon KIM ,  Seok-Hyun KIM ,  Kwan-Soo KIM ,  Young-Nam LIM

IPC: H01L51/52 ,  H01L51/50

Abstract: Disclosed is a display device which may display images in a transmission portion, and may improve uniformity of a display in both the emission portion and the transmission portion, thus may improve efficiency of a device and improve a lifespan.