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公开(公告)号：US11385500B2
公开(公告)日：2022-07-12
申请号：US17353427
申请日：2021-06-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyukjun Jang , Kyehoon Lee
IPC: G02F1/1335 , G02F1/13357 , H01L25/075 , H05K1/02 , H05K1/18 , H01L33/54
Abstract: Provided is a display apparatus including a liquid crystal panel, a substrate disposed under the liquid crystal panel, and a reflective sheet provided with a hole and disposed on a first side of the substrate. The substrate may include at least one feed portion and at least one antistatic portion. A light source module may be disposed within an area defined by the hole of the reflective sheet on the first side of the substrate. The light source module may be provided with a light emitting diode and an insulating dome covering the light emitting diode such that the at least one feed portion is disposed on the first side of the substrate and is in contact with the light emitting diode of the light source module, and the at least one antistatic portion may be disposed within the area defined by the hole of the reflective sheet.
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公开(公告)号：US11262620B1
公开(公告)日：2022-03-01
申请号：US17340521
申请日：2021-06-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungyeol Kim , Kyungsoo Park , Chunsoon Park , Kyehoon Lee
IPC: G02F1/13357 , F21K9/64 , F21Y105/16 , F21Y115/10
Abstract: Disclosed is a display apparatus and light source device which includes an optical dome having a specifically defined shape to be able to maintain an optical profile of a light source. A display apparatus includes a printed circuit board (PCB), a light emitting diode (LED) chip mounted on the PCB and emitting light, an optical dome formed to enclose the LED chip by being dispensed on the LED chip, a liquid crystal panel blocking or passing light output from the LED chip, and an optical film arranged between the LED chip and the liquid crystal panel, wherein a ratio of height of the optical dome to a diameter of a bottom surface of the optical dome may be 0.25 to 0.31.
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33.发明授权公开(公告)号：US11215856B2
公开(公告)日：2022-01-04
申请号：US17008814
申请日：2020-09-01
Applicant: Samsung Electronics Co., Ltd.
Inventor： Daehyoun Byoun , Joonseok Ahn , Kyehoon Lee
Abstract: An electronic apparatus for controlling a passenger seat display in front of a passenger sitting on a passenger seat and a method of controlling the passenger seat display are provided. An electronic apparatus and a control method for changing a viewing angle of a passenger seat display according to a operating state of a vehicle and adjusting brightness or color coordinates of the passenger seat display are provided. A structure of a backlight unit for increasing light-gathering power to improve brightness of a passenger seat display is provided.
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公开(公告)号：US20210149195A1
公开(公告)日：2021-05-20
申请号：US17095872
申请日：2020-11-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Daesu CHOI , Jigwang Kim , Jiwon Kim , Jaemin Soh , Kyehoon Lee , Sanghoon Lee
Abstract: A display apparatus and a display control method are provided. The display apparatus includes: an image source configured to output a first image; a relay optics component configured to change a size of the first image and to transfer the first image; a surrounding structure provided around the image source or the relay optics component, and including a second image of a surrounding object; and a combiner configured to form a first virtual image by reflecting the first image, and to form a second virtual image around the first virtual image by reflecting the second image.
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公开(公告)号：US12278256B2
公开(公告)日：2025-04-15
申请号：US18379404
申请日：2023-10-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungyeol Kim , Kyehoon Lee , Punjae Choi , Sooyoung Park , Chunsoon Park , Junsung Choi
IPC: H01L27/15 , G02F1/1335 , G02F1/13357 , H01L25/065 , G02F1/017 , H01L33/06 , H01L33/38 , H01L33/46
Abstract: A display apparatus, includes: a liquid crystal panel; and a backlight configured to provide light to the liquid crystal panel, the backlight including a substrate and a light-emitting diode (LED) that is mounted on the substrate. The LED includes a plurality of light-emitting layers configured to emit light of different wavelengths. A wavelength of light emitted from each of the plurality of light-emitting layers is greater than or equal to 430 nm and less than or equal to 480 nm.
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Patent Agency Ranking
公开(公告)号：US12225645B2
公开(公告)日：2025-02-11
申请号：US18126163
申请日：2023-03-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyungsuk Kim , Sungyeol Kim , Taeyeon Kim , Kyehoon Lee , Hyukjun Jang
IPC: G02F1/1335 , G02F1/13357 , H05B45/56
Abstract: A display apparatus is provided. The display apparatus includes: a backlight unit including a substrate and light sources configured to emit light to a liquid crystal panel; and a processor configured to: identify a plurality of dimming blocks, each of which includes at least one light source among the plurality of light sources; predict a temperature for each of the plurality of dimming blocks based on a dimming signal corresponding to an input image and current-specific temperature profile information corresponding to the plurality of dimming blocks; update the dimming signal based on the temperature predicted for each of the plurality of dimming blocks; and control a supply current for each of the plurality of dimming blocks based on the dimming signal.
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公开(公告)号：US12181744B2
公开(公告)日：2024-12-31
申请号：US17311118
申请日：2021-03-08
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungyeol Kim , Chunsoon Park , Kyehoon Lee , Youngmin Lee
IPC: G02F1/1335 , G02F1/13357
Abstract: A display apparatus includes a reflective sheet through which a through hole is disposed, and a light source module exposed through the through hole. The light source module includes a substrate on which the reflective sheet is disposed, and a light emitting diode disposed on a portion of the substrate, the portion corresponding to the through hole. The light source module further includes an optical dome covering the light emitting diode, and a first light pattern disposed on the substrate and inside the optical dome, the first light pattern including a material having a reflectivity higher than a reflectivity of the substrate.
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公开(公告)号：US20240302696A1
公开(公告)日：2024-09-12
申请号：US18662247
申请日：2024-05-13
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungyeol KIM , Kyungsoo Park , Chunsoon Park , Kyehoon Lee
IPC: G02F1/13357 , F21K9/64 , F21Y105/16 , F21Y115/10
CPC classification number: G02F1/133621 , F21K9/64 , G02F1/133602 , F21Y2105/16 , F21Y2115/10
Abstract: A display apparatus is provided that includes: a printed circuit board (PCB); a light emitting diode (LED) chip mounted on the PCB and configured to emit light; an optical dome disposed over and enclosing the LED chip; a distributed Bragg reflector (DBR) layer arranged on an upper surface of the LED chip; a liquid crystal panel configured to block or pass light output from the LED chip; an optical film arranged between the LED chip and the liquid crystal panel, wherein the optical film comprises a quantum dot sheet formed to enhance color reproducibility by making a change in wavelength of light.
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公开(公告)号：US12078887B2
公开(公告)日：2024-09-03
申请号：US17843413
申请日：2022-06-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Youngmin Lee , Sungyeol Kim , Hyungsuk Kim , Seungyong Shin , Kyehoon Lee
IPC: G02F1/13357
CPC classification number: G02F1/133608 , G02F1/133603 , G02F1/133611
Abstract: A display apparatus including a liquid crystal panel; and a backlight unit configured to emit light to the liquid crystal panel is provided. The backlight unit includes a bottom chassis; a first interface board disposed on a front surface of the bottom chassis; a plurality of light source modules disposed on the front surface of the bottom chassis, arranged at predetermined intervals, and each of the plurality of light source modules having one end connected to the first interface board; and a second interface board disposed on a rear surface of the bottom chassis and connected to the first interface board.
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公开(公告)号：US12013614B2
公开(公告)日：2024-06-18
申请号：US18309257
申请日：2023-04-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungyeol Kim , Kyungsoo Park , Chunsoon Park , Kyehoon Lee
IPC: G02F1/13357 , F21K9/64 , F21Y105/16 , F21Y115/10
CPC classification number: G02F1/133621 , F21K9/64 , G02F1/133602 , F21Y2105/16 , F21Y2115/10
Abstract: A display apparatus is provided that includes: a printed circuit board (PCB); a light emitting diode (LED) chip mounted on the PCB and configured to emit light; an optical dome disposed over and enclosing the LED chip; a distributed Bragg reflector (DBR) layer arranged on an upper surface of the LED chip; a liquid crystal panel configured to block or pass light output from the LED chip; and an optical film arranged between the LED chip and the liquid crystal panel. A ratio of a height of the optical dome to a diameter of a bottom surface of the optical dome is 0.25 to 0.31, and the optical film includes a quantum dot sheet formed to enhance color reproducibility by making a change in wavelength of light.
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