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公开(公告)号：US20230132797A1
公开(公告)日：2023-05-04
申请号：US17897641
申请日：2022-08-29
Applicant: Samsung Display Co., Ltd.
Inventor： JAEHUN LEE , HYE SUN KIM , JUNHO SIM , SANGHYUN LEE , YANG-HO JUNG , PIL SOON HONG
Abstract: A display device includes a substrate including a display area and a peripheral area, a driving element disposed in the display area on the substrate, a pixel electrode disposed on the driving element and connected to the driving element, a planarization layer including a first flat portion covering the driving element on the driving element and a first protrusion portion protruding in a thickness direction from an upper surface of the first flat portion adjacent to the pixel electrode, and a pixel defining layer disposed on the planarization layer. The pixel defining layer includes a bank portion, in which an opening is defined to expose a portion of the pixel electrode; and a spacer portion protruding in the thickness direction from an upper surface of the bank portion and spaced apart from the first protrusion portion in a plan view.
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公开(公告)号：US20220190067A1
公开(公告)日：2022-06-16
申请号：US17375554
申请日：2021-07-14
Applicant: Samsung Display Co., Ltd.
Inventor： JIN-SU BYUN , WOONGSIK KIM , DONGHWAN BAE , SANGHYUN LEE
Abstract: A display apparatus includes a display panel including a first electrode, a pixel defining layer including a first opening that exposes at least a portion of the first electrode, a light emitting layer disposed on the first electrode, a display device layer including a second electrode disposed on the light emitting layer, and a thin-film encapsulation layer that overlaps the display device layer, an input sensing panel disposed on the thin-film encapsulation layer and including a sensing insulation layer and a conductive layer, and an organic insulation layer that overlaps the sensing insulation layer and includes a second opening overlapping the first opening. A side surface of the organic insulation layer defines the second opening and includes protruding side surfaces inclined in different directions from a side surface of the pixel defining layer, and the side surface of the pixel defining layer defines the first opening.
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公开(公告)号：US20230309352A1
公开(公告)日：2023-09-28
申请号：US18103354
申请日：2023-01-30
Applicant: Samsung Display Co., LTD.
Inventor： HAEGOO JUNG , SANGHYUN LEE , YEON-SHIL JUNG
IPC: H10K59/131 , H10K59/88
CPC classification number: H10K59/131 , H10K59/88 , H10K59/122
Abstract: A display device includes: a substrate including a display area, a bending area spaced apart from the display area, and a peripheral area between the display area and the bending area; a dummy pattern on the substrate in the peripheral area; a bank on the dummy pattern in the peripheral area and exposing a portion of the dummy pattern; and a light emitting diode on the substrate in the display area.
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公开(公告)号：US20230140984A1
公开(公告)日：2023-05-11
申请号：US17942479
申请日：2022-09-12
Applicant: Samsung Display Co., Ltd.
Inventor： JUNHO SIM , HYE SUN KIM , SANGHYUN LEE , JAEHUN LEE , YANG-HO JUNG , PIL SOON HONG
CPC classification number: H01L27/3246 , H01L51/56 , H01L51/5284 , H01L2227/323
Abstract: A display device includes an insulating layer disposed on a base layer, a first lower electrode disposed on the insulating layer, a second lower electrode disposed on the insulating layer and spaced apart from the first lower electrode, a pixel definition layer disposed on the insulating layer and including pixel openings exposing at least a portion of each of the first lower electrode and the second lower electrode, and a sacrificial layer disposed between the pixel definition layer and the insulating layer and including a first side surface defining sacrificial openings corresponding to the pixel openings. The first side surface is overlapped by the pixel definition layer in a plan view.
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公开(公告)号：US20230135679A1
公开(公告)日：2023-05-04
申请号：US17891261
申请日：2022-08-19
Applicant: Samsung Display Co., LTD.
Inventor： JAEHUN LEE , HYE SUN KIM , JUNHO SIM , SANGHYUN LEE , YANG-HO JUNG , PIL SOON HONG
Abstract: A display device includes a display area including a display element including a pixel electrode and a driving element connected to the display element, a planarization layer on the driving element, and a pixel defining layer on the planarization layer and defining an opening corresponding to the pixel electrode of the display element. The pixel defining layer includes a bank portion defining the opening and extending from the pixel electrode, and including a flat portion and a first protrusion which protrudes from an upper surface of the flat portion and is adjacent to the pixel electrode, and a second protrusion which protrudes from the upper surface of the flat portion of the bank portion and is further from the opening than the first protrusion.
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Patent Agency Ranking
公开(公告)号：US20230335060A1
公开(公告)日：2023-10-19
申请号：US18159269
申请日：2023-01-25
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： DAE-SIK LEE , KEUNOH KANG , SANGHYUN LEE
IPC: G09G3/3258
CPC classification number: G09G3/3258 , G09G2300/0819 , G09G2300/0842 , G09G2300/0866 , G09G2320/0233 , G09G2320/0693 , G09G2330/10
Abstract: Disclosed is an electronic device, which includes a display panel, a data driving circuit, a scan driving circuit, a signal control circuit, and a power supply circuit that trims a first voltage and a second voltage based on a first control value generated based on the first voltage and the second voltage, and the power supply circuit includes a controller that generates the first control value, a sign determining circuit that determines a sign of the first control value based on the first voltage and the second voltage, a plurality of voltage generators that generate a trimming voltage of the first control value based on the first voltage and the second voltage, and a first memory that stores the first control value, and the first control value is a value for controlling the sign determining circuit and each of the plurality of voltage generators.
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公开(公告)号：US20230189559A1
公开(公告)日：2023-06-15
申请号：US18074645
申请日：2022-12-05
Applicant: Samsung Display Co., LTD.
Inventor： JAEHUN LEE , HYE SUN KIM , JUNHO SIM , SANGHYUN LEE , YANG-HO JUNG , PIL SOON HONG
IPC: H01L51/00
CPC classification number: H01L51/5284 , H01L51/5275 , H01L27/3258 , H01L2251/533
Abstract: A display device includes a plurality of first light blocking patterns, a first substrate on the first light blocking patterns, a plurality of second light blocking patterns on the first substrate, a driving device on the plurality of second light blocking patterns, a via insulating layer on the driving device and defining a plurality of light blocking areas, and a light emitting device on the via insulating layer, electrically connected to the driving device and including a light emitting area.
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公开(公告)号：US20220209203A1
公开(公告)日：2022-06-30
申请号：US17461023
申请日：2021-08-30
Applicant: Samsung Display Co., Ltd.
Inventor： WOONGSIK KIM , JIN-SU BYUN , DONGHWAN BAE , SANGHYUN LEE
Abstract: A display device includes a display panel including a first area including a peripheral region and an emission region of a pixel of a first group; and a second area including a peripheral region and an emission region of a pixel of a second group; at least one insulating layer disposed on the display panel and overlapping the second area; an organic layer disposed on the at least one insulating layer and overlapping the second area; and a light blocking pattern disposed on the organic layer and overlapping the second area. A first opening corresponding to the emission region of the pixel of the second group is formed in the organic layer, and a first light blocking opening corresponding to the first opening is formed in the light blocking pattern.
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公开(公告)号：US20240357857A1
公开(公告)日：2024-10-24
申请号：US18758871
申请日：2024-06-28
Applicant: Samsung Display Co., Ltd.
Inventor： WOONGSIK KIM , JIN-SU BYUN , DONGHWAN BAE , SANGHYUN LEE
CPC classification number: H10K50/865 , G06F3/0412 , G06F3/0446 , H10K50/844 , H10K59/353 , H10K59/40 , G06F2203/04111 , G06F2203/04112
Abstract: A display device includes a display panel including a first area including a peripheral region and an emission region of a pixel of a first group; and a second area including a peripheral region and an emission region of a pixel of a second group; at least one insulating layer disposed on the display panel and overlapping the second area; an organic layer disposed on the at least one insulating layer and overlapping the second area; and a light blocking pattern disposed on the organic layer and overlapping the second area. A first opening corresponding to the emission region of the pixel of the second group is formed in the organic layer, and a first light blocking opening corresponding to the first opening is formed in the light blocking pattern.
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公开(公告)号：US20230363200A1
公开(公告)日：2023-11-09
申请号：US18354261
申请日：2023-07-18
Applicant: Samsung Display Co., Ltd.
Inventor： WOONGSIK KIM , JIN-SU BYUN , DONGHWAN BAE , SANGHYUN LEE
CPC classification number: H10K50/865 , G06F3/0412 , G06F3/0446 , H10K50/844 , H10K59/353 , H10K59/40 , G06F2203/04111 , G06F2203/04112
Abstract: A display device includes a display panel including a first area including a peripheral region and an emission region of a pixel of a first group; and a second area including a peripheral region and an emission region of a pixel of a second group; at least one insulating layer disposed on the display panel and overlapping the second area; an organic layer disposed on the at least one insulating layer and overlapping the second area; and a light blocking pattern disposed on the organic layer and overlapping the second area. A first opening corresponding to the emission region of the pixel of the second group is formed in the organic layer, and a first light blocking opening corresponding to the first opening is formed in the light blocking pattern.
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