公开(公告)号：US20240184169A1

公开(公告)日：2024-06-06

申请号：US18374397

申请日：2023-09-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungyeol KIM ,  Chunsoon PARK ,  Seungyong SHIN ,  Hyukjun JANG

IPC: G02F1/1345 ,  G02F1/13357 ,  G02F1/1362

CPC classification number: G02F1/13452 ,  G02F1/133603 ,  G02F1/136286

Abstract: A display apparatus includes a display panel; and a backlight unit configured to provide light to the display panel. The backlight unit includes: a substrate including a first surface facing the display panel; a light source disposed on the first surface; a driving element disposed on the first surface to drive the light source; a plurality of lines provided on the first surface; and at least one jumper connector disposed on the first surface. Each of the at least one jumper connector corresponds to a first line and a second line of the plurality of lines, such that the jumper connector is disposed in a crossing region of the first surface at which the first line crosses the second line, and the jumper connector electrically connects with the first line and guides the second line to be spaced apart from the first line.

公开(公告)号：US20240069379A1

公开(公告)日：2024-02-29

申请号：US18213623

申请日：2023-06-23

Applicant: SAMSUNG ELECTRONICS CO, LTD.

Inventor： Chunsoon PARK ,  Hyungsuk KIM ,  Sungyeol KIM ,  Taeyeon Kim

IPC: G02F1/13357

CPC classification number: G02F1/133605 ,  G02F1/133603

Abstract: A light source device includes a substrate, a reflective sheet on the substrate and including a through hole, a light source on the substrate, and exposed through the through hole of the reflective sheet, the light source including a light emitting diode (LED), and a quantum dot sheet configured to convert a color of light emitted from the light source, where the substrate includes a diffuse reflection layer exposed through the through hole of the reflective sheet and configured to diffusely reflect light emitted from the light source and light reflected from the quantum dot sheet.

公开(公告)号：US20240248348A1

公开(公告)日：2024-07-25

申请号：US18540999

申请日：2023-12-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kyungsoo PARK ,  Sungyeol KIM ,  Chunsoon PARK ,  Kyehoon LEE

IPC: G02F1/1335 ,  H01L25/075 ,  H01L33/10 ,  H01L33/50 ,  H01L33/56

CPC classification number: G02F1/133614 ,  G02F1/133504 ,  H01L25/0753 ,  H01L33/10 ,  H01L33/502 ,  H01L33/56

Abstract: According to the disclosure, a display apparatus includes a printed circuit board (PCB), a light emitting diode (LED) chip mounted on the PCB and configured to emit light, an optical dome formed to enclose the LED chip by being dispensed on the LED chip, and a liquid crystal panel configured to block or pass light output from the LED chip, wherein the optical dome may be formed to satisfy 1.70

公开(公告)号：US20240204035A1

公开(公告)日：2024-06-20

申请号：US18379404

申请日：2023-10-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungyeol KIM ,  Kyehoon Lee ,  Pujjae Choi ,  Sooyoung Park ,  Chunsoon Park ,  Junsung Choi

IPC: H01L27/15 ,  G02F1/1335 ,  G02F1/13357 ,  H01L25/065

CPC classification number: H01L27/15 ,  G02F1/133603 ,  G02F1/133607 ,  G02F1/133614 ,  G02F1/13362 ,  H01L25/0655 ,  H01L33/06

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.

公开(公告)号：US20230317439A1

公开(公告)日：2023-10-05

申请号：US18203864

申请日：2023-05-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Meehyun LIM ,  Sungyeol KIM ,  Taekjin KIM ,  Minsung KIM ,  Hosun YOO

IPC: H01J37/32 ,  G02F1/035

CPC classification number: H01J37/32935 ,  G02F1/035 ,  H01J37/32091 ,  H01J37/321 ,  H01J37/32642 ,  H01J2237/334

Abstract: An apparatus for monitoring a plasma process may include an electro-optical (EO) sensor module and an optical guide, the EO sensor module may be arranged in a plasma chamber configured to perform a semiconductor process for processing a substrate using plasma, the EO sensor module may include a non-conductive material having an optical refractive index changed by an electric field formed in the plasma chamber, the optical guide may form at least one internal path of a light, which may have an optical characteristic changed by the changed optical refractive index, between the EO sensor module and the plasma chamber.

公开(公告)号：US20230314870A1

公开(公告)日：2023-10-05

申请号：US18101898

申请日：2023-01-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeyeon KIM ,  Sungyeol KIM ,  Hyungsuk KIM ,  Chunsoon PARK ,  Youngmin LEE ,  Hyukjun JANG

IPC: G09G3/36 ,  G02F1/1335 ,  H05B45/10 ,  G09G3/34 ,  G09G3/3233 ,  G02F1/13357

CPC classification number: G02F1/133601 ,  G02F1/133603 ,  G02F1/133612 ,  G09G3/3233 ,  G09G3/3406 ,  G09G3/36 ,  H05B45/10 ,  G02F2203/48 ,  G09G2300/0842 ,  G09G2320/0233 ,  G09G2320/0686

Abstract: A display apparatus includes: a liquid crystal panel; a plurality of light sources configured to emit light; and a substrate including a plurality of dimming blocks arranged in rows and columns, wherein each of the plurality of dimming blocks includes at least four light sources from among the plurality of light sources, and the least four light sources are connected in series with each other and arranged in rows and columns on a first surface of the substrate, the substrate includes a plurality of holes extending from the first surface of the substrate to a second surface of the substrate, the first surface of the substrate and the second surface of the substrate are electrically connected through the plurality of holes, and each of the plurality of holes is in a region surrounded by the at least four light sources of each respective dimming block of the plurality of dimming blocks.

公开(公告)号：US20230258981A1

公开(公告)日：2023-08-17

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

CPC classification number: G02F1/133621 ,  F21K9/64 ,  G02F1/133602 ,  F21Y2105/16

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.

公开(公告)号：US20230197423A1

公开(公告)日：2023-06-22

申请号：US17942368

申请日：2022-09-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungyong LIM ,  Chansoo KANG ,  Youngdo KIM ,  Namkyun KIM ,  Sungyeol KIM ,  Sangki NAM ,  Seungbo SHIM ,  Kyungmin LEE

IPC: H01J37/32 ,  G01J1/44

CPC classification number: H01J37/32935 ,  G01J1/44 ,  H01J37/32174 ,  G01J2001/446

Abstract: A diagnostic device for diagnosing distribution of a radical in a plasma processing chamber, the diagnostic device, may include a spectrometer receiving an optical signal through at least one optical channel connected to the plasma processing chamber, and performing spectral analysis on the optical signal in response to a synchronization signal corresponding to each of states of a multi-level pulse applied to the plasma processing chamber and a synchronizer generating the synchronization signal corresponding to each of the states of the multi-level pulse.

公开(公告)号：US20220214581A1

公开(公告)日：2022-07-07

申请号：US17349550

申请日：2021-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chunsoon PARK ,  Sungyeol KIM ,  Kyehoon LEE

IPC: G02F1/1335 ,  G02F1/13357

Abstract: A light source device comprises a diffuser plate and a light source module disposed behind the diffuser plate. The light source module includes a substrate, a plurality of light emitting diodes mounted on the substrate, and a plurality of reflective layers each provided on a front surface of the plurality of light emitting diodes. When a distance between the centers of each of the plurality of light emitting diodes is referred to as a pitch, and a distance between the diffuser plate and the substrate is referred to as an optical distance, a ratio of the pitch to the optical distance satisfies the following expression: 2.5≤pitch/optical distance≤4.5.

公开(公告)号：US20220199856A1

公开(公告)日：2022-06-23

申请号：US17551901

申请日：2021-12-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungyeol KIM ,  Chunsoon PARK ,  Kyehoon LEE

IPC: H01L33/10 ,  H01L25/075 ,  H01L33/48 ,  H01L33/56 ,  G02F1/13357

Abstract: A display apparatus is provided. The display apparatus includes a display panel; and a light emitting diode (LED) chip configured to emit light to the display panel. The LED chip includes: a light emitting layer configured to emit light; a semiconductor layer provided on the light emitting layer; and a growth substrate provided on the semiconductor layer. The light emitting layer is arranged to be biased toward a first side of the growth substrate such that a center of an upper surface of the growth substrate is provided between a center of the light emitting layer and a center of the semiconductor layer.