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公开(公告)号：US20230267862A1
公开(公告)日：2023-08-24
申请号：US18306206
申请日：2023-04-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Ki Nyeng KANG , Min Joo KIM , Tae Hoon YANG , Sang Hoon LEE , Seon Beom JI
CPC classification number: G09G3/006 , G09G3/32 , G09G2310/0278
Abstract: A display device inspection method includes: checking connection failures of light emitting elements included in a pixel and connected in series based on a first control signal, a second control signal, and a voltage of an initialization power source, wherein the pixel comprises: a pixel circuit controlling a current flowing from a first power source to a second node in response to a voltage of a first node; a first light emitting element connected to the second node; a first transistor controlling the voltage of the initialization power source supplied to the second node; a second light emitting element electrically connected between the first light emitting element and a second power source; and a second transistor having a first electrode connected to a third node between the first light emitting element and the second light emitting element, and a gate electrode connected to a first inspection control line.
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公开(公告)号：US20210287579A1
公开(公告)日：2021-09-16
申请号：US17116206
申请日：2020-12-09
Applicant: Samsung Display Co., Ltd.
Inventor： Ki Nyeng KANG , Min Joo KIM , Tae Hoon YANG , Sang Hoon LEE , Seon Beom JI
Abstract: A display device inspection method includes: checking connection failures of light emitting elements included in a pixel and connected in series based on a first control signal, a second control signal, and a voltage of an initialization power source, wherein the pixel comprises: a pixel circuit controlling a current flowing from a first power source to a second node in response to a voltage of a first node; a first light emitting element connected to the second node; a first transistor controlling the voltage of the initialization power source supplied to the second node; a second light emitting element electrically connected between the first light emitting element and a second power source; and a second transistor having a first electrode connected to a third node between the first light emitting element and the second light emitting element, and a gate electrode connected to a first inspection control line.
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公开(公告)号：US20210210582A1
公开(公告)日：2021-07-08
申请号：US17004802
申请日：2020-08-27
Applicant: Samsung Display Co., LTD.
Inventor： Sang Hoon LEE , Ki Nyeng KANG , Tae Woo KIM , Tae Hoon YANG , Seon Beom JI , Jong Hyun CHOI
Abstract: A display device includes a substrate including an opening area in a display area and a non-display area between the display area and the opening area; signal wires disposed in the non-display area to bypass the opening area, and at least one groove disposed between the signal wires.
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4.发明公开公开(公告)号：US20240339561A1
公开(公告)日：2024-10-10
申请号：US18604563
申请日：2024-03-14
Applicant: Samsung Display Co., LTD.
Inventor： Ji Song CHAE , Dae Hyun KIM , Sang Ho PARK , Jae Woong YOO , Chul Jong YOO , Sang Hoon LEE , Joo Hee LEE , Jin Hyuk JANG , Sang Ho JEON , Seon Hong CHOI
CPC classification number: H01L33/025 , H01L25/167 , H01L33/0066 , H01L33/44 , H01L2933/0025
Abstract: A light emitting element may include a semiconductor stack structure including an N-type semiconductor layer, a P-type semiconductor layer, and an active layer disposed between the N-type semiconductor layer and the P-type semiconductor layer, and an insulating layer disposed on a side portion of the semiconductor stack structure. The semiconductor stack structure may include a fluorinated area disposed adjacent to the insulating layer.
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公开(公告)号：US20230120770A1
公开(公告)日：2023-04-20
申请号：US18083807
申请日：2022-12-19
Applicant: Samsung Display Co., LTD.
Inventor： Sang Hoon LEE , Ki Nyeng KANG , Sun Kwang KIM , Tae Woo KIM , Jong Hyun CHOI , Tae Hoon YANG
IPC: H10K59/131 , H10K59/121
Abstract: A display device includes a substrate including a display area including pixels, and a light transmissive area including a portion in the display area, and signal lines disposed in the display area and electrically connected with the pixels, where the signal lines include a first signal line on a first side, a second signal line on a second side and arranged with the first signal line in a first direction, and a third signal line on a third side, and the third signal line is arranged with the first signal line and the second signal line in a second direction, the first and second signal lines are insulated from each other in the display area, and a length of the third signal line is longer than a length of the second signal line in the first direction.
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Patent Agency Ranking
公开(公告)号：US20150219306A1
公开(公告)日：2015-08-06
申请号：US14324538
申请日：2014-07-07
Applicant: Samsung Display Co. Ltd.
Inventor： Sang Hoon LEE , Seong Yong HWANG
IPC: F21V5/04 , F21V23/00 , G02F1/1335
CPC classification number: F21V5/04 , F21V5/08 , F21Y2105/10 , F21Y2115/10 , G02B19/0014 , G02B19/0066 , G02F1/133603
Abstract: An optical lens includes, in a cross-sectional view, a bottom surface including: a lower flat portion, and a first groove recessed upwardly from the lower flat portion toward a top surface of the optical lens; the top surface including: a protruding upper spherical portion, and a second groove recessed downwardly from the upper spherical portion toward the bottom surface and at a location corresponding to the first groove; and a lateral surface including: a lateral flat portion and lateral curved portions, each of the lateral and curved portions connecting the lower flat portion of the bottom surface and the upper spherical portion of the top surface, to each other.
Abstract translation: 光学透镜在横截面图中包括下表面，其包括：下平坦部分，以及从下平坦部分朝向光学透镜的顶表面向上凹陷的第一凹槽; 所述上表面包括：突出的上球形部分，以及从所述上球形部分朝向所述底表面向下凹陷并且对应于所述第一凹槽的位置向下凹陷的第二凹槽; 以及横向表面，包括：侧平面部分和横向弯曲部分，每个横向和弯曲部分将底表面的下平坦部分和顶表面的上球形部分彼此连接。
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公开(公告)号：US20150029441A1
公开(公告)日：2015-01-29
申请号：US14091595
申请日：2013-11-27
Applicant: Samsung Display Co., Ltd.
Inventor： Eui Jeong KANG , Hyun-Jeong KIM , Sang Heon YE , Sang Hoon LEE
IPC: F21V8/00
CPC classification number: G02B6/0091 , G02B6/0013 , G02B6/0023 , G02B6/0031 , G02B6/0068
Abstract: A light unit for a display includes: a light guide plate, a plurality of light sources facing a side of the light guide plate and spaced apart from the light guide plate; and a buffering member between the light guide plate and the light source. The buffering member includes: spacing parts positioned respectively between adjacent light sources and contacting the light guide plate, and a blocking part connecting the plurality of spaced parts to each other and facing a side direction of each light source.
Abstract translation: 用于显示器的灯单元包括：导光板，面对导光板的一侧并与导光板间隔开的多个光源; 以及导光板和光源之间的缓冲构件。 缓冲构件包括：分别位于相邻光源之间并与导光板接触的间隔部分，以及将多个间隔开的部分彼此连接并且面对每个光源的侧面方向的阻挡部分。
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公开(公告)号：US20230352644A1
公开(公告)日：2023-11-02
申请号：US17998650
申请日：2020-06-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sang Hoon LEE , Ki Nyeng KANG
CPC classification number: H01L33/62 , H01L25/167
Abstract: A includes a substrate, a first electrode and a second electrode on the substrate and spaced from each other, a light emitting element between the first electrode and the second electrode, an insulating pattern on the light emitting element, a first contact electrode on one side of the insulating pattern and contacting the first electrode and one end of the light emitting element, and a second contact electrode on another side of the insulating pattern and contacting the second electrode and an other end of the light emitting element, and a surface of the insulating pattern includes a concave-convex pattern.
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公开(公告)号：US20230238371A1
公开(公告)日：2023-07-27
申请号：US17968080
申请日：2022-10-18
Applicant: Samsung Display Co., LTD.
Inventor： Sang Hoon LEE
IPC: H01L25/16 , G09G3/3233
CPC classification number: H01L25/167 , G09G3/3233 , G09G2300/0842 , G09G2300/0426
Abstract: A display device includes a plurality of sub-pixels including emission areas, and a subsidiary area, a via layer disposed on a substrate, a bank layer disposed on the via layer and separating emission areas of the plurality of sub-pixels from one another, a dam portion disposed between the bank layer and adjacent bank layer and separating a bank storage portion from the subsidiary area, a first electrode and a second electrode disposed on the via layer in one of the emission areas and spaced apart from each other, and a light-emitting element disposed on the first electrode and the second electrode. The bank layer includes a bank guide portion disposed between the one of the emission areas and the bank storage portion, and a shape of the bank guide portion is different from a shape of a rest of the bank layer in a cross-sectional view.
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公开(公告)号：US20220199870A1
公开(公告)日：2022-06-23
申请号：US17475996
申请日：2021-09-15
Applicant: Samsung Display Co., LTD.
Inventor： Hyun KIM , Jeong Su PARK , Myeong Hun SONG , Sang Hoon LEE , Jong Chan LEE
Abstract: A display device includes a substrate; a first electrode and a second electrode disposed in an emission area and a sub-region and spaced apart from each other in a first direction; a first insulating layer disposed on the first electrode and the second electrode; light emitting elements disposed on the first insulating layer in the emission area, and including ends disposed on the first and second electrodes, respectively; and a second insulating layer disposed on the first insulating layer. The second insulating layer includes a fixing pattern; a support pattern portion; and a connection portion electrically connecting the fixing pattern and the support pattern portion, and the fixing pattern includes a first region that contacts an outer surface of the light emitting elements and a second region that does not contact the outer surface of the light emitting elements.
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