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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：US20240008348A1
公开(公告)日：2024-01-04
申请号：US18318972
申请日：2023-05-17
Applicant: Samsung Display Co., Ltd.
Inventor： TAEHO KIM , SEUNGYEON JEONG , HYEOJI KANG , SU JEONG KIM , MIHWA LEE , HONGYEON LEE , SUNGGYU JANG
CPC classification number: H10K59/879 , H10K59/40 , H10K59/873 , H10K59/8792 , G06F3/0412
Abstract: A display device includes a display panel, a sensor layer on the display panel, and a light control layer on the sensor layer. The display panel includes a first pixel area emitting a first light and a second pixel area emitting a second light having a light emission wavelength different from a light emission wavelength of the first light, a light emitting element on a base substrate, and an encapsulation layer on the light emitting element. The light control layer includes a high refractive pattern that overlaps the first pixel area, does not overlap the second pixel area, and includes a first colorant, and an overcoat layer covering the high refractive pattern and overlapping the first pixel area and the second pixel area. A refractive index of the high refractive pattern is higher than a refractive index of the overcoat layer.
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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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Patent Agency Ranking
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：US20230422585A1
公开(公告)日：2023-12-28
申请号：US18193719
申请日：2023-03-31
Applicant: Samsung Display Co., Ltd.
Inventor： SEUNGYEON JEONG , SU JEONG KIM , TAEHO KIM , HYEOJI KANG , OHJEONG KWON , MIHWA LEE , HONGYEON LEE
CPC classification number: H10K59/8792 , H10K59/12 , H10K59/40 , H10K59/35
Abstract: A display device includes a display panel, a sensor layer on the display panel, and a light control layer on the sensor layer and including a first colorant. The display panel includes a base substrate including a first light-emitting region emitting a first color light, and a second light-emitting region emitting a second color light having a light-emitting wavelength, a light-emitting element on the base substrate, and an encapsulation layer on the light-emitting element, and the sensor layer includes a sensor base layer on the encapsulation layer, a first conductive layer on the sensor base layer, an organic insulating film on the first conductive layer and including a second colorant, a second conductive layer on the organic insulating film, and an upper insulating layer on the second conductive layer. The organic insulating film overlaps the first light-emitting region.
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公开(公告)号：US20230069748A1
公开(公告)日：2023-03-02
申请号：US17872972
申请日：2022-07-25
Applicant: Samsung Display Co., Ltd.
Inventor： WOOYOUNG KIM , HYEOJI KANG , OHJEONG KWON , KYEONGJONG KIM , TAEHO KIM , HONGYEON LEE , SEUNGYEON JEONG
Abstract: A display device includes: a display panel comprising light emitting areas and a non-light-emitting area adjacent to the light emitting areas; an input sensor on the display panel; and a reflective control layer on the input sensor, the display panel including: a light emitting element; a capping layer on the light emitting element; a pattern layer directly on the capping layer and comprising a plurality of protrusions spaced apart from each other; and an encapsulation layer on the pattern layer, wherein each of the protrusions does not overlap the light emitting areas and overlaps the non-light-emitting area.
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公开(公告)号：US20220209204A1
公开(公告)日：2022-06-30
申请号：US17470430
申请日：2021-09-09
Applicant: Samsung Display Co., Ltd.
Inventor： WOOYOUNG KIM , OHJEONG KWON , JUNGHAN SEO , HONGYEON LEE , SEUNGYEON JEONG
Abstract: A display device includes an organic light emitting diode emitting light, an antireflection layer disposed on the organic light emitting diode and preventing reflection of external light incident from an outside, and a thin film encapsulation layer disposed on the antireflection layer.
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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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