公开(公告)号：US11903229B2

公开(公告)日：2024-02-13

申请号：US17884142

申请日：2022-08-09

Applicant: Samsung Display Co. Ltd.

Inventor： Kyoung Won Park ,  Sung Woon Kim ,  Soo Dong Kim ,  Jin Won Kim ,  Min Ki Nam

IPC: H10K50/13 ,  H10K50/125 ,  H10K50/858 ,  H10K59/30 ,  H10K59/35 ,  H10K59/32 ,  H10K59/38 ,  H10K50/82 ,  H10K50/81 ,  H01L27/146

CPC classification number: H10K50/13 ,  H01L27/14621 ,  H10K50/125 ,  H10K50/81 ,  H10K50/82 ,  H10K50/858 ,  H10K59/30 ,  H10K59/32 ,  H10K59/35 ,  H10K59/38

Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

公开(公告)号：US11444258B2

公开(公告)日：2022-09-13

申请号：US17148756

申请日：2021-01-14

Applicant: Samsung Display Co. Ltd.

Inventor： Kyoung Won Park ,  Sung Woon Kim ,  Soo Dong Kim ,  Jin Won Kim ,  Min Ki Nam

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

Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

公开(公告)号：US10916722B2

公开(公告)日：2021-02-09

申请号：US16507954

申请日：2019-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyoung Won Park ,  Sung Woon Kim ,  Soo Dong Kim ,  Jin Won Kim ,  Min Ki Nam

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

Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

公开(公告)号：US10734453B2

公开(公告)日：2020-08-04

申请号：US16212285

申请日：2018-12-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Won Kim ,  Sung Woon Kim ,  Song Yi Kim ,  Min Ki Nam ,  Kyoung Won Park

IPC: H01L27/32 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/1368 ,  H01L51/56 ,  H01L51/52

Abstract: According to an exemplary embodiment of the present inventive concept, a method of manufacturing a color conversion display panel includes forming a plurality of light blocking members on a substrate to partition a first region, a second region, and a third region. A blue light blocking filter is formed on the substrate of both the first region and the second region. A color conversion layer including quantum dots is formed on the blue light blocking filter. A transmissive layer is formed on the substrate of the third region. Water vapor is supplied to the color conversion layer, and a barrier layer is formed on the color conversion layer and the transmissive layer.

公开(公告)号：US11513385B2

公开(公告)日：2022-11-29

申请号：US16413539

申请日：2019-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Won Park ,  Min Ki Nam ,  Sung Woon Kim ,  Dong Han Song

IPC: G02F1/1335 ,  H01L27/32

Abstract: A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and l are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.

公开(公告)号：US10539827B2

公开(公告)日：2020-01-21

申请号：US16129509

申请日：2018-09-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Woon Kim

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1343

Abstract: A display device and a method of manufacturing a display device are provided. A display device includes a first substrate, sub-pixel electrodes adjacent to each other on the first substrate, a second substrate positioned opposite to the first substrate, a light-transmitting pattern on the second substrate and at least partially overlapping with the first sub-pixel electrode, a wavelength conversion pattern on the second substrate, a first black matrix filling a separation space between a side surface of the light-transmitting pattern and a side surface of a first wavelength conversion pattern and including a first surface facing the first substrate and a second surface facing the second substrate, and the first surface of the first black matrix is wider than the second surface of the first black matrix, and a first surface of a second wavelength conversion pattern is wider than a second surface of the second wavelength conversion pattern.

公开(公告)号：US09244309B2

公开(公告)日：2016-01-26

申请号：US14107712

申请日：2013-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Woon Kim ,  An Na Park

IPC: G02F1/1337 ,  G02F1/139

CPC classification number: G02F1/133711 ,  B32B2457/202 ,  G02F1/133723 ,  G02F1/1393 ,  Y10T428/1005 ,  Y10T428/1023

Abstract: A liquid crystal display includes: a first substrate and a second substrate facing each other; a pair of field generating electrodes disposed on the first substrate; a liquid crystal layer disposed between the first substrate and the second substrate and including liquid crystal molecules having positive dielectric anisotropy; and at least one alignment layer disposed between the first substrate and the second substrate, wherein the alignment layer includes a main chain and at least one side chain connected to the main chain, and the side chain includes a vertical functional group or a polar group.

Abstract translation: 液晶显示器包括：第一基板和彼此面对的第二基板; 设置在所述第一基板上的一对场产生电极; 液晶层，其设置在所述第一基板和所述第二基板之间，并且包括具有正的介电各向异性的液晶分子; 以及设置在所述第一基板和所述第二基板之间的至少一个取向层，其中所述取向层包括主链和连接到所述主链的至少一个侧链，并且所述侧链包括垂直官能团或极性基团。

公开(公告)号：US12262576B2

公开(公告)日：2025-03-25

申请号：US18402294

申请日：2024-01-02

Applicant: Samsung Display Co. Ltd.

Inventor： Kyoung Won Park ,  Sung Woon Kim ,  Soo Dong Kim ,  Jin Won Kim ,  Min Ki Nam

IPC: H10K50/13 ,  H01L27/146 ,  H10K50/125 ,  H10K50/81 ,  H10K50/82 ,  H10K50/858 ,  H10K59/30 ,  H10K59/32 ,  H10K59/35 ,  H10K59/38

Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

公开(公告)号：US11227980B2

公开(公告)日：2022-01-18

申请号：US16542999

申请日：2019-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hong Park ,  Sung Woon Kim ,  Min Ki Nam ,  Kyoung Won Park ,  Dong Han Song

IPC: H01L33/50 ,  H01L27/15 ,  H01L33/62 ,  C09K11/06 ,  H01L33/24 ,  H01L33/32 ,  H01L33/06 ,  H01L33/44 ,  H01L27/12

Abstract: A display device includes: a substrate; a plurality of pixels on the substrate, and each of the pixels including first to third sub-pixels each including at least one light emitting diode configured to emit light; and a color conversion layer including first to third color conversion patterns respectively corresponding to the first to third sub-pixels, each of the first to third color conversion patterns configured to transmit the light or convert the light into light of a different color. The light emitting diode of each of the first to third sub-pixels is coupled to a first electrode and a second electrode. At least one of the first to third color conversion patterns includes a perovskite compound.

公开(公告)号：US10705271B2

公开(公告)日：2020-07-07

申请号：US16017936

申请日：2018-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Dong Kim ,  Sung Woon Kim ,  Jang Wi Ryu ,  Kyoung Won Park

IPC: G02B5/20 ,  H01L27/32 ,  G02B5/22 ,  H01L51/52

Abstract: A display device includes: a display panel; and a color conversion panel overlapping the display panel, wherein the color conversion panel includes a red color conversion layer and a green color conversion layer including a semiconductor nanocrystal, and a transmissive layer; a red color filter overlapping the red color conversion layer; a green color filter overlapping the green color conversion layer; and a blue color filter overlapping the transmissive layer and a light blocking member, and the light blocking member includes at least one of a blue dye and a blue pigment.