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公开(公告)号：US11569273B2
公开(公告)日：2023-01-31
申请号：US17447491
申请日：2021-09-13
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Wook Lee , Tae Hee Lee , Kwang Taek Hong , Jung Eun Hong
Abstract: A pixel according to an embodiment of the present disclosure includes a circuit element on a base layer, a protective layer on the circuit element, a first electrode and a second electrode opposite each other on the protective layer, a first insulating layer on the first electrode and the second electrode, a light-emitting element on the first insulating layer at an area between the first electrode and the second electrode, a first contact electrode on a first end of the light-emitting element to connect the first end of the light-emitting element to the first electrode, a second contact electrode on a second end of the light-emitting element to connect the second end of the light-emitting element to the second electrode, and a cavity in the protective layer and the first insulating layer below the light-emitting element corresponding to the area between the first electrode and the second electrode.
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公开(公告)号：US11908848B2
公开(公告)日：2024-02-20
申请号：US17203496
申请日：2021-03-16
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Chan Lee , Sang Jun Park , Jeong Hyun Lee , Woong Hee Jeong , Kwang Taek Hong
IPC: H01L25/075 , H01L25/16 , H01L33/62
CPC classification number: H01L25/167 , H01L25/0753 , H01L33/62 , H01L2933/0066
Abstract: A display device and a method of fabricating a display device are provided. The display device includes a substrate comprising a contact area and a line area, a first electrode that extends in a first direction on the substrate, a first electrode pattern that extends in the first direction and is spaced apart from the first electrode on the substrate, a second electrode that extends in the first direction and is between the first electrode and the first electrode pattern on the substrate, a second electrode pattern that extends in the first direction and is between the first electrode and the second electrode on the substrate, and a first light-emitting element between the first electrode and the second electrode pattern in the contact area.
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公开(公告)号：US11552144B2
公开(公告)日：2023-01-10
申请号：US17579699
申请日：2022-01-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sang Ho Park , Yeon Hong Kim , Jin Yeong Kim , Jin Taek Kim , Soo Hyun Moon , Mi Jin Park , Tae Hoon Yang , Sung-Jin Lee , Jin Woo Lee , Kwang Taek Hong
IPC: G09G3/30 , H01L27/32 , G09G3/3233 , G09G3/3258 , H01L27/12
Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode.
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公开(公告)号：US11996497B2
公开(公告)日：2024-05-28
申请号：US17156253
申请日：2021-01-22
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Wook Lee , Ki Bum Kim , Jin Taek Kim , Seung Min Lee , Kwang Taek Hong , Jung Eun Hong
CPC classification number: H01L33/387 , H01L27/156
Abstract: A pixel includes a first electrode; a second electrode surrounding at least a portion of the first electrode; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode electrically connecting the first electrode and the plurality of light emitting elements; a second contact electrode on the second electrode, the second contact electrode electrically connecting the second electrode and the plurality of light emitting elements; and an intermediate electrode on the first electrode and the second electrode, the intermediate electrode comprising a first area overlapping the first electrode and a second area overlapping the second electrode, the first area and the second area being integrally connected to each other.
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Patent Agency Ranking
公开(公告)号：US20210134768A1
公开(公告)日：2021-05-06
申请号：US16988163
申请日：2020-08-07
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin Lee , Jin Yeong Kim , Jin Taek Kim , Mi Jin Park , Jin Woo Lee , Kwang Taek Hong
IPC: H01L25/075 , H01L25/16 , H01L33/38
Abstract: A display device includes a substrate including a display area and a non-display area, and pixels disposed in the display area. The pixels each include first electrodes, second electrodes spaced apart from the first electrodes, and light emitting elements disposed between the first electrodes and the second electrodes. The first electrodes each include a closed loop of a polygonal shape in some sections.
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公开(公告)号：US11923346B2
公开(公告)日：2024-03-05
申请号：US17903551
申请日：2022-09-06
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin Lee , Jin Yeong Kim , Jin Taek Kim , Mi Jin Park , Jin Woo Lee , Kwang Taek Hong
IPC: H01L25/075 , H01L25/16 , H01L33/38 , H01L33/24 , H01L33/44
CPC classification number: H01L25/0753 , H01L25/167 , H01L33/38 , H01L33/24 , H01L33/44
Abstract: A display device includes a substrate including a display area and a non-display area, and pixels disposed in the display area. The pixels each include first electrodes, second electrodes spaced apart from the first electrodes, and light emitting elements disposed between the first electrodes and the second electrodes. The first electrodes each include a closed loop of a polygonal shape in some sections.
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公开(公告)号：US11462518B2
公开(公告)日：2022-10-04
申请号：US16988163
申请日：2020-08-07
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin Lee , Jin Yeong Kim , Jin Taek Kim , Mi Jin Park , Jin Woo Lee , Kwang Taek Hong
IPC: H01L25/075 , H01L25/16 , H01L33/38 , H01L33/44 , H01L33/24
Abstract: A display device includes a substrate including a display area and a non-display area, and pixels disposed in the display area. The pixels each include first electrodes, second electrodes spaced apart from the first electrodes, and light emitting elements disposed between the first electrodes and the second electrodes. The first electrodes each include a closed loop of a polygonal shape in some sections.
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公开(公告)号：US20220140029A1
公开(公告)日：2022-05-05
申请号：US17579699
申请日：2022-01-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sang Ho PARK , Yeon Hong Kim , Jin Yeong Kim , Jin Taek Kim , Soo Hyun Moon , Mi Jin Park , Tae Hoon Yang , Sung-Jin Lee , Jin Woo Lee , Kwang Taek Hong
IPC: H01L27/32 , G09G3/3233 , G09G3/3258
Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode,
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公开(公告)号：US11233104B2
公开(公告)日：2022-01-25
申请号：US16937035
申请日：2020-07-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sang Ho Park , Yeon Hong Kim , Jin Yeong Kim , Jin Taek Kim , Soo hyun Moon , Mi Jin Park , Tae Hoon Yang , Sung-Jin Lee , Jin Woo Lee , Kwang Taek Hong
IPC: G09G3/30 , H01L27/32 , G09G3/3233 , G09G3/3258 , H01L27/12
Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode.
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