公开(公告)号：US11711959B2

公开(公告)日：2023-07-25

申请号：US17474051

申请日：2021-09-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Gon Kim ,  Sung Hun Lee ,  Shin Ae Jun ,  Deukseok Chung

IPC: H10K59/38 ,  H10K50/844 ,  H10K102/00 ,  H10K50/00 ,  G02B3/00 ,  G02B5/20 ,  H10K50/85 ,  H10K50/858 ,  H10K59/00

CPC classification number: H10K59/38 ,  G02B3/00 ,  G02B5/201 ,  H10K50/844 ,  H10K50/85 ,  H10K50/858 ,  H10K50/00 ,  H10K59/00 ,  H10K2102/331

Abstract: A display device includes an organic emission layer in which a first pixel area, a second pixel area and a third pixel area are defined, a color filter layer disposed on the organic emission layer and including first to third color filters overlapping the first to third pixel areas, respectively, where the first to third color filters emit first light to third light, respectively, a first optical filter layer disposed on the color filter layer and which transmits at least one of the first light and the second light and reflects or absorbs the third light, and a light-focusing layer disposed between the color filter layer and the organic emission layer and including first to third light-focusing parts overlapping the first to third pixel areas, respectively, where at least one of the first to third color filters includes quantum dots.

公开(公告)号：US20210343807A1

公开(公告)日：2021-11-04

申请号：US17372976

申请日：2021-07-12

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SAMSUNG DISPLAY CO., LTD. ,  SAMSUNG SDI CO., LTD.

Inventor： Deukseok Chung ,  Sung Hun Lee ,  Tae Gon Kim ,  Shin Ae Jun

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

Abstract: A display device includes a first electrode, a pixel define layer disposed on the first electrode, the pixel define layer including an opening, an organic emission layer disposed on the pixel define layer, the organic emission layer in electrical communication with the first electrode through the opening, a second electrode disposed on the organic emission layer, a light recycle layer disposed on the second electrode, and a color filter layer disposed on the light recycle layer, the color filter layer including a quantum dot, wherein a width of the organic emission layer is longer than a width of the color filter layer.

公开(公告)号：US11069751B2

公开(公告)日：2021-07-20

申请号：US16668699

申请日：2019-10-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Gon Kim ,  Sung Hun Lee ,  Ji Whan Kim ,  Shin Ae Jun ,  Deukseok Chung

IPC: H01L21/00 ,  H01L33/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L31/0352 ,  H01L51/50

Abstract: A display device including a light source including a first electrode having a light reflectance for a first light of greater than or equal to about 60%; an organic light emitting layer disposed on the first electrode and emitting the first light; and a second electrode disposed on the organic light emitting layer and having a light transmittance in a visible wavelength region of greater than or equal to about 70%, wherein the light source has a first absorption peak in a wavelength region of about 650 nanometers (nm) to about 750 nm or a second absorption peak in a wavelength region of about 550 nm to about 600 nm at a viewing angle of about 55 degrees to about 85 degrees, and a color filter layer disposed above the light source and including a quantum dot configured to convert the first light into a second light.