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公开(公告)号:US20240032405A1
公开(公告)日:2024-01-25
申请号:US18322500
申请日:2023-05-23
Applicant: Samsung Display Co., Ltd.
Inventor: SEUNGYEON JEONG , OHJEONG KWON , SU JEONG KIM , TAEHO KIM , HONG-JO PARK , HONGYEON LEE
IPC: H10K59/80
CPC classification number: H10K59/879 , H10K59/873
Abstract: A display panel includes a base layer, a light-emitting element layer on the base layer, a capping layer on the light-emitting element layer, an inorganic absorption layer on the capping layer, and having a refractive index of about 1.8 to about 3.0, and an encapsulation layer on the inorganic absorption layer, and including a first layer, a second layer, and a third layer that are sequentially stacked, wherein the first layer includes: a first sub layer on the inorganic absorption layer, and having a first refractive index of about 1.77 or more, and a second sub layer on the first sub layer, and having a second refractive index lower than the first refractive index.
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公开(公告)号:US20230209877A1
公开(公告)日:2023-06-29
申请号:US17970455
申请日:2022-10-20
Applicant: Samsung Display Co., Ltd.
Inventor: HONGYEON LEE , OHJEONG KWON , SEUNGYEON JEONG , HYEOJI KANG , TAEHO KIM
CPC classification number: H01L51/5275 , H01L27/3246 , H01L51/5253 , H01L51/5284
Abstract: A display device includes a display panel, a sensor layer provided on the display panel, and a light control layer provided on the sensor layer, and including at least one of a dye or a pigment, wherein the display panel includes a base layer, a pixel-defining film provided on the base layer and having an opening defined therein, a light-emitting element including a light-emitting layer provided in the opening, an inorganic deposition layer provided on the light-emitting element, a low refractive pattern layer provided on the pixel-defining film, and an encapsulation layer provided on the low refractive pattern layer and the inorganic deposition layer, and the encapsulation layer has a higher refractive index than the low refractive pattern layer. Accordingly, due to improved light collection efficiency of the light-emitting element, the display device may have improved display efficiency.
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公开(公告)号:US20230189611A1
公开(公告)日:2023-06-15
申请号:US17967753
申请日:2022-10-17
Applicant: Samsung Display Co., Ltd.
Inventor: HYEOJI KANG , TAEHO KIM , OHJEONG KWON , HONGYEON LEE , SEUNGYEON JEONG
CPC classification number: H01L27/322 , H01L51/5284 , G06F3/041 , H01L27/3244 , H01L27/323
Abstract: An electronic device includes a base layer, a light-emitting element layer disposed on the base layer and including a pixel defining film in which an opening is defined and a light-emitting layer disposed in the opening, an inorganic deposition layer disposed on the light-emitting element layer, an encapsulation layer disposed on the inorganic deposition layer, and a light control layer disposed on the encapsulation layer and including a base part, light-absorbing particles having a maximum absorption wavelength of about 370 nm to about 400 nm, and a colorant. Therefore, the electronic device may have excellent optical reliability.
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公开(公告)号:US20240120447A1
公开(公告)日:2024-04-11
申请号:US18322799
申请日:2023-05-24
Applicant: Samsung Display Co., LTD.
Inventor: KYUNGHEE LEE , OHJEONG KWON , WOOYOUNG KIM , JUNG-WOO LEE
CPC classification number: H01L33/44 , H01L33/52 , H01L2933/0025 , H01L2933/005
Abstract: A display device includes a substrate including a light emitting area and a non-light emitting area, a light emitting element disposed in the light emitting area on the substrate, an encapsulation layer disposed on the light emitting element, and a reflection adjustment layer disposed on the encapsulation layer. The reflection adjustment layer includes a first portion adjacent to the encapsulation layer and a second portion disposed on the first portion, and a curing rate of the first portion a curing rate of the second portion are different.
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公开(公告)号:US20230284481A1
公开(公告)日:2023-09-07
申请号:US18104841
申请日:2023-02-02
Applicant: Samsung Display Co., Ltd.
Inventor: TAEHO KIM , HYEOJI KANG , OHJEONG KWON , SU JEONG KIM , MIHWA LEE , HONGYEON LEE , SUNGGYU JANG , SEUNGYEON JEONG
IPC: H10K59/122 , H10K59/80 , H10K50/15 , H10K50/16 , H10K50/17
CPC classification number: H10K59/122 , H10K59/873 , H10K50/15 , H10K50/16 , H10K50/171
Abstract: A display module is divided into a light-emitting region and a non-light-emitting region. The display module includes a base layer, a display element layer, an encapsulation substrate on the display element layer, and a light control layer including a colorant. The display element layer includes a pixel defining film having an opening defined therein to correspond to the light-emitting region, light-emitting elements adjacent to the pixel defining film, a first electrode exposed by the opening, a hole transport region on the first electrode to correspond to the light-emitting region and on the pixel defining film in the non-light-emitting region, a light-emitting layer on the hole transport layer to correspond to the light-emitting region, an electron transport layer on the light-emitting layer to correspond to the light-emitting region and on the hole transport layer in the non-light-emitting region, and a film formation suppression layer in the non-light-emitting region.
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公开(公告)号:US20230076553A1
公开(公告)日:2023-03-09
申请号:US17882374
申请日:2022-08-05
Applicant: Samsung Display Co., Ltd.
Inventor: TAEHO KIM , HYEOJI KANG , OHJEONG KWON , HONGYEON LEE , SEUNGYEON JEONG
Abstract: An electronic device includes: a base layer; a display element layer on the base layer; and a reflection control layer on the display element layer and comprising a dye, the display element layer comprising: a pixel definition layer having first, second, and third openings formed therethrough; a first light emitting element corresponding to the first opening and emitting a first light; a second light emitting element corresponding to the second opening and emitting a second light different from the first light; a light receiving element corresponding to the third opening; and an inorganic absorbing layer on the first and second light emitting elements, and wherein the reflection control layer overlaps the first light emitting element and the second light emitting element.
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公开(公告)号:US20240215401A1
公开(公告)日:2024-06-27
申请号:US18456545
申请日:2023-08-28
Applicant: Samsung Display Co., LTD.
Inventor: OHJEONG KWON , SU JEONG KIM , TAEHO KIM , HONGYEON LEE , SEUNGYEON JEONG
CPC classification number: H10K59/875 , H10K59/35 , H10K59/12
Abstract: A display module includes a display panel including a silicon substrate including pixel areas, a driving circuit layer disposed on the silicon substrate, a light emitting layer disposed on the driving circuit layer and extending over the pixel areas continuously, and a color filter disposed in the pixel areas on the light emitting layer, a phase retardation plate disposed on the display panel, and a wire grid polarizer disposed on the phase retardation plate and including metal patterns spaced apart from each other at selectable intervals.
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公开(公告)号:US20240155924A1
公开(公告)日:2024-05-09
申请号:US18335231
申请日:2023-06-15
Applicant: Samsung Display Co., LTD.
Inventor: OHJEONG KWON , SEUNGYEON JEONG , HYEOJI KANG , SU JEONG KIM , TAEHO KIM , HONGYEON LEE
CPC classification number: H10K59/8792 , H10K59/38 , H10K59/879
Abstract: A display device includes a light emitting area and a light blocking area, a light emitting device layer including first through third light emitting devices corresponding to the light emitting area, a light blocking layer including a light blocking member which is in the light blocking area and defines a first opening overlapping the first light emitting device, a second opening overlapping the second light emitting device, and a third opening overlapping the third light emitting device, a color filter layer including a first color filter in the first opening and a second color filter in the second opening, and an anti-reflection layer on the light blocking layer and the color filter layer, the anti-reflection layer including a pigment or a dye. The light blocking layer together with the color filter layer and the anti-reflection layer defines a polarizer of the display device.
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公开(公告)号:US20240155923A1
公开(公告)日:2024-05-09
申请号:US18354059
申请日:2023-07-18
Applicant: Samsung Display Co., LTD.
Inventor: MIHWA LEE , HYEOJI KANG , OHJEONG KWON , TAEHO KIM , HONGYEON LEE , SUNGGYU JANG , SEUNGYEON JEONG
CPC classification number: H10K59/8791 , H10K59/1201 , H10K59/40
Abstract: A display device includes a light emitting area and a non-light emitting area, a light emitting element disposed in the light emitting area on a substrate and including a pixel electrode, a light emitting layer, and an upper electrode, the pixel electrode, light emitting layer, and upper electrode being sequentially disposed, a light blocking layer disposed on the light emitting element in the non-light emitting area, and a reflection control layer disposed on the light emitting element, covering the light blocking layer, and including a recess depressed concavely from an upper surface in the light emitting area.
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公开(公告)号:US20230096610A1
公开(公告)日:2023-03-30
申请号:US17865920
申请日:2022-07-15
Applicant: Samsung Display Co., Ltd.
Inventor: TAEHO KIM , HYEOJI KANG , OHJEONG KWON , WOOYOUNG KIM , HONGYEON LEE , SEUNGYEON JEONG
Abstract: An electronic device includes an electronic module, a display panel including a first display area overlapping the electronic module in a plan view, a second display area not overlapping the same in a plan view and including a light emitting element layer, an inorganic absorption layer, and an encapsulation layer, and a reflection adjusting layer on the display panel and including a dye. The first display area includes an element area including a pixel electrode, a hole transport layer, a light emitting layer, an electron transport layer, and a common electrode, and a transmissive area adjacent to the element area, including the hole transport layer, the electron transport layer, and a pattern layer, and not including the light emitting layer and the common electrode, and the inorganic absorption layer overlaps the element area in a plan view and does not overlap the transmissive area in a plan view.
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