公开(公告)号：US20240027828A1

公开(公告)日：2024-01-25

申请号：US18199654

申请日：2023-05-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Daesik KIM ,  Kyonghyong KIM ,  Jongil KIM ,  Yasuhiro NISHIDA

IPC: G02F1/13357 ,  G02F1/1335

CPC classification number: G02F1/133603 ,  G02F1/133605 ,  G02F1/133607

Abstract: The present disclosure provides display apparatuses including a backlight unit (BLU). In some embodiments, the display apparatus includes a liquid crystal panel, and a BLU configured to provide light to the liquid crystal panel. The BLU includes a substrate, a plurality of light-emitting diodes (LEDs) on the substrate and configured to emit the light, a plurality of refractive covers, and a plurality of reflectors on the substrate disposed between the plurality of LEDs and configured to reflect the light emitted from the plurality of LEDs. Each refractive cover is disposed on a corresponding LED of the plurality of LEDs.

公开(公告)号：US20230126774A1

公开(公告)日：2023-04-27

申请号：US17895538

申请日：2022-08-25

Applicant: SAMSUNG ELECTRONICS CO, LTD.

Inventor： Daesik KIM ,  Kyonghyong KIM ,  Doyoung KWAK ,  Jeongtaek KIM ,  Jongil KIM ,  Yasuhiro NISHIDA ,  Inyoul SEO ,  Byunghun WOO

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A display apparatus includes a liquid crystal panel, and a backlight unit configured to emit light to the liquid crystal panel. The backlight unit includes a substrate, a light emitting diode (LED) provided on the substrate and configured to emit light, and a refractive cover formed by being provided at a plurality of points separated from each other, and configured to enclose the LED.

公开(公告)号：US20230314874A1

公开(公告)日：2023-10-05

申请号：US18103933

申请日：2023-01-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Daesik KIM ,  Yasuhiro NISHIDA ,  Kyonghyong KIM ,  Jongil KIM

IPC: G02F1/1335 ,  G02F1/13357

CPC classification number: G02F1/133607 ,  G02F1/133603 ,  G02F1/133605 ,  G02F1/133608 ,  G02F1/133614 ,  G02F2202/36 ,  G02F1/133617

Abstract: A display apparatus includes: a liquid crystal panel; and a backlight unit configured to provide light to the liquid crystal panel, wherein the backlight unit includes: a substrate; a light emitting diode provided on the substrate; a quantum dot cover covering the light emitting diode and configured to convert a wavelength of light emitted from the light emitting diode; a refractive cover covering the quantum dot cover, wherein a surface of the refractive cover has a recessed portion that is recessed toward the quantum dot cover and a reflector provided in the recessed portion to be positioned above the quantum dot cover, and wherein a diameter of a lower surface of the reflector is smaller than a diameter of an upper surface of the reflector.

公开(公告)号：US20240215797A1

公开(公告)日：2024-07-04

申请号：US18531199

申请日：2023-12-06

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  dgt corporation

Inventor： Jinhan KIM ,  Kyonghyong KIM ,  Jongil KIM ,  Dukho DO ,  Sungjin KIM ,  Changhoon LEE ,  Junsik KIM ,  Kieok KIM

IPC: A47L15/42 ,  H04N9/31

CPC classification number: A47L15/4293 ,  A47L15/4257 ,  H04N9/3188

Abstract: Disclosed herein is a home appliance comprising a front panel and a display apparatus disposed to a rear of a rear side of the front panel. The display apparatus includes an image generator including a light source configured to generate a light; a lens configured to condense the light generated by the light source; and a display device configured to generate an image thereon from the condensed light, and to transmit at least a portion of the condensed light so that the image is projected downward from the image generator to a surface outside of the home appliance; and an adjustor including a lens configured to move relative to the image generator to adjust a size of an image projected downward from the image generator to the surface.