公开(公告)号：US20240429351A1

公开(公告)日：2024-12-26

申请号：US18598506

申请日：2024-03-07

Applicant: Samsung Display Co., LTD.

Inventor： Yong Seok CHOI ,  Song Yi KIM ,  Su Jin KIM ,  Ki Heon LEE

IPC: H01L33/50 ,  H01L33/32

Abstract: A display device includes a color conversion layer disposed above a light emitting element and including a first quantum dot and a second quantum dot. A core of the first quantum dot includes a Group I-III-VI semiconductor compound, and a core of the second quantum dot includes a Group III-V semiconductor compound.

公开(公告)号：US20170076700A1

公开(公告)日：2017-03-16

申请号：US15156818

申请日：2016-05-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Seuk YOO ,  Kamal HASSAN ,  Yong Seok CHOI

IPC: G09G5/39

CPC classification number: G09G5/39 ,  G09G5/393 ,  G09G2320/0613 ,  G09G2320/103 ,  G09G2340/02 ,  G09G2350/00 ,  G09G2360/12

Abstract: An image processing device includes a determiner, a selector, and a compressor. The determiner determines the type of an image. The selector determines a compression ratio of the image according to the image type. The compressor compresses the image based on the compression ratio.

Abstract translation: 图像处理装置包括确定器，选择器和压缩器。 确定器确定图像的类型。 选择器根据图像类型确定图像的压缩比。 压缩机根据压缩比压缩图像。

公开(公告)号：US20230209959A1

公开(公告)日：2023-06-29

申请号：US17949851

申请日：2022-09-21

Applicant: Samsung Display Co., LTD.

Inventor： Young Soo KWON ,  Sun Young KWON ,  Min Seok KIM ,  Bu Yong KIM ,  Song Yi KIM ,  Soo Dong KIM ,  Su Jin KIM ,  Jin Won KIM ,  Da Hye PARK ,  Dong Gyu BAECK ,  Hye Jin PAEK ,  Tae Young SONG ,  Keun Chan OH ,  Won Gap YOON ,  Ki Heon LEE ,  Myung Jin LEE ,  Hyeok Jin LEE ,  Woo Man JI ,  Ho Yeon JI ,  Yong Seok CHOI

IPC: H01L27/32

CPC classification number: H01L27/322 ,  H01L51/504

Abstract: A display device includes: a substrate including a first emission area, a second emission area, and a third emission area; a first wavelength conversion pattern overlapping the first emission area; a second wavelength conversion pattern overlapping the second emission area; and a light-transmitting pattern overlapping the third emission area, wherein the first wavelength conversion pattern includes first wavelength shifters configured to convert a first light into a second light, and first scatterers, the second wavelength conversion pattern includes second wavelength shifters configured to convert the first light into a third light, and second scatterers, and a ratio between a concentration of the first wavelength shifters and a concentration of the second wavelength shifters is 1:1.1 to 1:1.3.

公开(公告)号：US20240233603A9

公开(公告)日：2024-07-11

申请号：US18237984

申请日：2023-08-25

Applicant: Samsung Display Co., LTD.

Inventor： Yong Seok CHOI

IPC: G09G3/20 ,  G09G3/32

CPC classification number: G09G3/2022 ,  G09G3/2074 ,  G09G3/32 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2320/02

Abstract: A display device includes a processor providing an image frame, a sub-frame generator generating a first sub-frame and a second sub-frame based on the image frame, and a pixel part for sequentially displaying a first image corresponding to the first sub-frame and a second image corresponding to the second sub-frame, wherein the image frame includes a first color grayscale, a second color grayscale, and a third color grayscale for each pixel, the first sub-frame includes the first color grayscale and the second color grayscale for a first pixel, and does not include the third color grayscale, and the second sub-frame includes the second color grayscale and the third color grayscale for the first pixel, and does not include the first color grayscale.

公开(公告)号：US20240135855A1

公开(公告)日：2024-04-25

申请号：US18237984

申请日：2023-08-24

Applicant: Samsung Display Co., LTD.

Inventor： Yong Seok CHOI

IPC: G09G3/20 ,  G09G3/32

CPC classification number: G09G3/2022 ,  G09G3/2074 ,  G09G3/32 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2320/02

Abstract: A display device includes a processor providing an image frame, a sub-frame generator generating a first sub-frame and a second sub-frame based on the image frame, and a pixel part for sequentially displaying a first image corresponding to the first sub-frame and a second image corresponding to the second sub-frame, wherein the image frame includes a first color grayscale, a second color grayscale, and a third color grayscale for each pixel, the first sub-frame includes the first color grayscale and the second color grayscale for a first pixel, and does not include the third color grayscale, and the second sub-frame includes the second color grayscale and the third color grayscale for the first pixel, and does not include the first color grayscale.

公开(公告)号：US20230215983A1

公开(公告)日：2023-07-06

申请号：US18093959

申请日：2023-01-06

Applicant: Samsung Display Co., LTD.

Inventor： Mi Hyang SHEEN ,  Yun Hyuk KO ,  Dong Uk KIM ,  Na Ri AHN ,  Chang Hee LEE ,  Do Hyung KIM ,  Ran KIM ,  In Pyo KIM ,  Ki Young YEON ,  Je Won YOO ,  Joo Hee LEE ,  Sang Ho JEON ,  Jung Woon JUNG ,  Chan Woo JOO ,  Jin Young CHOI ,  Na Mi HONG ,  Jong Il KIM ,  Jin Ho BYUN ,  Sang Ho OH ,  Jae Kwang LEE ,  Yong Seok CHOI ,  Jong Hoon HA

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/20 ,  H01L33/00 ,  H01L33/62

CPC classification number: H01L33/382 ,  H01L25/0753 ,  H01L33/20 ,  H01L33/005 ,  H01L33/62 ,  H01L2933/0016

Abstract: A method for fabricating a light emitting element includes preparing a substrate, and forming a first semiconductor material layer, a light emitting material layer, a second semiconductor material layer and an electrode material layer on the substrate, forming semiconductor rods spaced apart from each other by etching the first semiconductor material layer, the light emitting material layer, the second semiconductor material layer and the electrode material layer in a direction perpendicular to an upper surface of the substrate, forming an insulating layer surrounding sides of the semiconductor rods through a sol-gel process by immersing the substrate, including the semiconductor rods, in a solution containing a precursor material, and forming light emitting elements by separating the semiconductor rods, including the insulating layer, from the substrate, and the light emitting elements have an external quantum efficiency of 20.2±0.6%.