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公开(公告)号:US20250115632A1
公开(公告)日:2025-04-10
申请号:US18905564
申请日:2024-10-03
Applicant: Samsung Display Co., Ltd.
Inventor: Junghoon Han , Iljoon Kang , Soobyung Ko , Minje Kim , Sungbum Kim , Jinhee Ju
Abstract: A composition an organometallic compound represented by Formula 1, a light-emitting device, and electronic equipment including the light-emitting device are provided. Also provided is the organometallic compound represented by Formula 1 along with a detailed description of Formula 1 in the present specification.
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公开(公告)号:US20250114871A1
公开(公告)日:2025-04-10
申请号:US18742137
申请日:2024-06-13
Applicant: Samsung Display Co., LTD.
Inventor: Je Yun RYU , Inho LEE
IPC: B23K26/38 , B23K26/064 , B23K26/082 , B23K26/402 , B23K103/00 , H10K71/00
Abstract: A laser cutting device includes: a light source part configured to emit a laser beam; a stage on which a workpiece is placed; an optical system including a scanning unit configured to irradiate the laser beam to the stage and change an irradiation direction of the laser beam along a shape set for the workpiece, and optical devices disposed on a path of the laser beam, which is from the light source part to the scanning unit; and an optical path selection part disposed between the light source part and the optical system and configured to adjust the path of the laser beam so that the laser beam moves to one of the optical devices.
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公开(公告)号:USRE50374E1
公开(公告)日:2025-04-08
申请号:US18198794
申请日:2023-05-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Daewon Lee , Hyesong Kwun , Kyongtae Park , Donghoon Jeong , Kyusik Cho
IPC: H01L27/12 , H01L23/552 , H01L27/02 , H01L27/32 , H01L29/78 , H01L29/786 , H01L33/12 , H01L51/00 , H10K59/126 , H10K59/12 , H10K59/131 , H10K77/10 , H10K102/00
Abstract: A display device includes a flexible substrate, a buffer layer on the flexible substrate and including an inorganic material, a display area including a plurality of pixels on the buffer layer and each including a pixel circuit including a first thin film transistor (TFT), a second TFT, and a storage capacitor and a display device connected to the pixel circuit, and a non-display area that is adjacent to the display area. The flexible substrate includes at least one base layer, at least one inorganic barrier layer, and a shielding layer including a portion having a certain area and an opening adjacent to the portion.
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公开(公告)号:US12274154B2
公开(公告)日:2025-04-08
申请号:US18605154
申请日:2024-03-14
Applicant: Samsung Display Co., Ltd.
Inventor: Jeongwon Han
Abstract: An ink droplet volume measuring apparatus including: a substrate on which an ink droplet is dropped; a chromatic confocal sensor irradiating light having a plurality of wavelengths to the ink droplet dropped on the substrate and scanning the ink droplet; and a controller calculating a three-dimensional shape of the ink droplet from a signal scanned by the chromatic confocal sensor.
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公开(公告)号:US12274141B2
公开(公告)日:2025-04-08
申请号:US18537739
申请日:2023-12-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jun Won Choi , Chae Han Hyun
IPC: H10K59/131 , G09G3/3258 , H10K59/126 , H10K102/00
Abstract: A display device includes a scan line extending in a first direction. A plurality of data lines cross the scan line. A driving voltage line crosses the scan line. An active pattern includes a plurality of channel regions and a plurality of conductive regions. A control line is connected to the plurality of data lines and the driving voltage line. The active pattern includes a shielding part overlapping at least one data line of the plurality of data lines. The control line includes a plurality of main line parts each extending in the first direction, and a detour part connecting two adjacent main line parts of the plurality of main line parts to each other. The detour part extends along a periphery of the active pattern and crosses the at least one data line of the plurality of data lines.
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公开(公告)号:US12274134B2
公开(公告)日:2025-04-08
申请号:US18200621
申请日:2023-05-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Mi Jang , Do Hyun Kwon , Min Jung Lee
IPC: H10K59/124 , H01L27/12 , H10K59/131
Abstract: A display device including: a substrate; a plurality of transistors disposed on the substrate; and a multi-layer insulating film disposed on the transistors, wherein the multi-layer insulating film includes a first insulating film and a second insulating film, the multi-layer insulating film includes a first region in which the first insulating film and the second insulating film overlap each other in a direction perpendicular to the substrate and a second region in which the first insulating film is disposed, the first region overlaps the plurality of transistors, and a modulus of the second insulating film is lower than a modulus of the first insulating film.
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公开(公告)号:US12274123B2
公开(公告)日:2025-04-08
申请号:US17591091
申请日:2022-02-02
Applicant: Samsung Display Co., Ltd.
Inventor: Jimyoung Ye , Seulong Kim , Hajin Song , Jihwan Yoon , Hyekyun Lee , Dongseob Jeong , Jaehoon Hwang
IPC: H01L33/00 , H10K50/13 , H10K50/852 , H10K59/38 , H10K101/00
Abstract: A light emitting device includes: a first electrode; a hole transport region disposed on the first electrode; a first emission layer disposed on the hole transport region, and which emits light of a first wavelength; a second emission layer disposed on the hole transport region, and which emits light of a second wavelength different from the first wavelength; an electron transport region disposed on the first emission layer and the second emission layer; a second electrode disposed on the electron transport region; and a capping layer disposed on the second electrode. In exit light emitted to an upper surface of the capping layer, the exit light has a maximum intensity at an azimuth angle of about 25° to about 35°.
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公开(公告)号:US12274116B2
公开(公告)日:2025-04-08
申请号:US17931285
申请日:2022-09-12
Applicant: Samsung Display Co., Ltd.
Inventor: Jaeik Kim , Jaesik Kim , Yeonhwa Lee , Joongu Lee , Sehoon Jeong , Jiyoung Choung
IPC: H10K50/16 , H10K50/11 , H10K50/125 , H10K50/17 , H10K50/81 , H10K59/122 , H10K71/00 , H10K101/30 , H10K101/40 , H10K102/00
Abstract: An organic light-emitting display apparatus and a manufacturing method thereof have improved process stability and reliability by reducing damage to the organic light-emitting display apparatus during a manufacturing process. The organic light-emitting display apparatus includes: a substrate, a plurality of pixel electrodes, a pixel defining film, a plurality of hole control layers respectively arranged on the pixel electrodes, a plurality of emission layers respectively arranged on the hole control layers, a plurality of buffer layers respectively arranged on the emission layers, each of the buffer layers having a highest occupied molecular orbital (HOMO) energy level greater than the HOMO energy level of each of the plurality of emission layers, and an opposite electrode integrally provided over the buffer layers.
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公开(公告)号:US12273503B2
公开(公告)日:2025-04-08
申请号:US18228225
申请日:2023-07-31
Applicant: Samsung Display Co., Ltd.
Inventor: Beomshik Kim , Rangkyun Mok , Jiwon Lee , Youngsang Ha , SuJung Huh
IPC: H04N13/351 , H04N13/167 , H04N13/305 , H04N13/324
Abstract: A display panel includes a plurality of pixels including a first type pixel, a second type pixel, and a third type pixel, and a lens array disposed on a first surface of the display panel and having an inclination angle. The first type pixel and the second type pixel are disposed adjacent to each other in a second direction. The third type pixel is disposed adjacent to the first type pixel and the second type pixel in a first direction. A pitch of the third type pixel in the second direction is less than or equal to a sum of a pitch of the first type pixel in the second direction and a pitch of the second type pixel in the second direction.
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公开(公告)号:US12272770B2
公开(公告)日:2025-04-08
申请号:US17783969
申请日:2020-11-27
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Eun A Yang , Han Su Kim , Jong Hyuk Kang , Hyun Min Cho
Abstract: A display device may include pixels disposed on a substrate. Each of the pixels may include a first electrode, a second electrode spaced apart from the first electrode and enclosing a perimeter of the first electrode, light emitting elements disposed between the first electrode and the second electrode, and each including a first end and a second end, a third electrode overlapping the first electrode and the first end of each of the light emitting elements in a plan view, and electrically contacting the first electrode and the first end of each of the light emitting elements, and a fourth electrode overlapping the second electrode and the second end of each of the light emitting elements in a plan view, and electrically contacting the second electrode and the second end of each of the light emitting elements. The light emitting elements may be radially disposed around the first electrode.
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