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公开(公告)号：US10236467B2
公开(公告)日：2019-03-19
申请号：US15786433
申请日：2017-10-17
Applicant: LG Display Co., Ltd.
Inventor： TaeHan Park , KyungHoon Lee , DongHee Yoo , Hyeongjun Lim
Abstract: Disclosed is an OLED device capable of reducing the number of manufacturing processes to apply a micro-cavity structure, and a method for manufacturing the same, wherein the OLED device may include a pixel having first to third subpixels, wherein each of the first to third subpixels includes a first electrode including a reflective metal material, an organic light emitting layer on the first electrode, a second electrode disposed on the organic light emitting layer and formed of a transparent metal material, and a semi-transmissive electrode on the second electrode, wherein a distance between the first electrode and the semi-transmissive electrode in the first subpixel, a distance between the first electrode and the semi-transmissive electrode in the second subpixel, and a distance between the first electrode and the semi-transmissive electrode in the third subpixel are different from one another.
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公开(公告)号：US10403695B2
公开(公告)日：2019-09-03
申请号：US15790490
申请日：2017-10-23
Applicant: LG Display Co., Ltd.
Inventor： Hyungseok Bang , JongGeun Yoon , KyungHoon Lee , DongHee Yoo
Abstract: An organic light-emitting display device and a method of manufacturing the same are provided. An organic light-emitting display device includes: first electrodes, a first pixel-defining layer configured to divide the first electrodes, a second pixel-defining layer on the first pixel-defining layer, an organic light-emitting layer on a first electrode among the first electrodes, and a second electrode on the organic light-emitting layer, wherein a width of the second pixel-defining layer is wider than a width of the first pixel-defining layer.
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公开(公告)号：US12133409B2
公开(公告)日：2024-10-29
申请号：US17138693
申请日：2020-12-30
Applicant: LG Display Co., Ltd.
Inventor： KwonHyung Lee , JongHyun Park , DongHee Yoo
IPC: H10K50/844 , H10K59/10 , H10K59/121
CPC classification number: H10K50/844 , H10K59/10 , H10K59/121
Abstract: A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate, wherein the first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a common electrode and a light emitting device disposed on the dam pattern and the plurality of pixel areas, and a laser patterning portion disposed near the dam pattern, and the light emitting device and the common electrode are isolated by the laser patterning portion.
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公开(公告)号：US11980062B2
公开(公告)日：2024-05-07
申请号：US17138717
申请日：2020-12-30
Applicant: LG Display Co., Ltd.
Inventor： YoungHo Jeon , JongHyun Park , DongHee Yoo
IPC: H10K59/122 , H01L25/065 , H10K50/844 , H10K59/131
CPC classification number: H10K59/122 , H01L25/0655 , H10K50/844 , H10K59/131
Abstract: A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a light emitting device disposed on the dam pattern and in the plurality of pixel areas, and a trench pattern portion disposed near the dam pattern. The light emitting device is isolated by the trench pattern portion.
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公开(公告)号：US11907454B2
公开(公告)日：2024-02-20
申请号：US17884534
申请日：2022-08-09
Applicant: LG Display Co., Ltd.
Inventor： TaeHwan Kim , DongHee Yoo , JungSun Beak , SunMi Lee , HyeonChul Im
IPC: G06F3/041 , G06F3/044 , H10K50/844 , H10K50/856 , H10K59/40 , H10K59/122 , G09G3/3233
CPC classification number: G06F3/0412 , G06F3/0443 , G06F3/04164 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/40 , G06F3/0446 , G06F2203/04102 , G06F2203/04103 , G06F2203/04111 , G06F2203/04112 , G09G3/3233 , G09G2300/0452 , G09G2380/02
Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.
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Patent Agency Ranking
公开(公告)号：US11726594B2
公开(公告)日：2023-08-15
申请号：US17553258
申请日：2021-12-16
Applicant: LG Display Co., Ltd.
Inventor： TaeHwan Kim , DongHee Yoo , JungSun Beak , SunMi Lee , HyeonChul Im
IPC: G06F3/045 , G06F3/041 , G06F3/044 , H10K50/844 , H10K50/856 , H10K59/40 , H10K59/122 , G09G3/3233
CPC classification number: G06F3/0412 , G06F3/0443 , G06F3/04164 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/40 , G06F3/0446 , G06F2203/04102 , G06F2203/04103 , G06F2203/04111 , G06F2203/04112 , G09G3/3233 , G09G2300/0452 , G09G2380/02
Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.
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公开(公告)号：US12207515B2
公开(公告)日：2025-01-21
申请号：US17551549
申请日：2021-12-15
Applicant: LG Display Co., Ltd.
Inventor： DongHee Yoo , JongHyun Park
IPC: H10K59/18 , H10K50/844 , H10K59/121 , H10K59/131
Abstract: A display apparatus may include a display area including a plurality of pixels arranged over a first substrate along a first direction and a second direction crossing the first direction, a circuit layer disposed in the display area and configured to include a plurality of pixel driving lines coupled to the plurality of pixels, a planarization layer covering the circuit layer, a light emitting device layer disposed over the planarization layer, a first encapsulation layer wholly or fully covering the light emitting device layer and directly contacting an uppermost surface of the circuit layer, a second encapsulation layer wholly or fully covering the first encapsulation layer and directly contacting the uppermost surface of the circuit layer, and a third encapsulation layer wholly or fully covering the second encapsulation layer and directly contacting the uppermost surface of the circuit layer.
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公开(公告)号：US11910682B2
公开(公告)日：2024-02-20
申请号：US17138708
申请日：2020-12-30
Applicant: LG Display Co., Ltd.
Inventor： YoungHo Jeon , JongHyun Park , DongHee Yoo
IPC: H10K59/18 , H10K50/11 , H10K50/12 , H10K50/17 , H10K101/40
CPC classification number: H10K59/18 , H10K50/11 , H10K50/12 , H10K50/17 , H10K2101/40
Abstract: A display apparatus includes a first substrate including a plurality of pixels provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The second substrate includes a metal pattern layer connected to the routing portion and a rear insulation layer insulating the metal pattern layer and including an isolation pattern area.
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公开(公告)号：US11237659B2
公开(公告)日：2022-02-01
申请号：US17080090
申请日：2020-10-26
Applicant: LG Display Co., Ltd.
Inventor： TaeHwan Kim , DongHee Yoo , JungSun Beak , SunMi Lee , HyeonChul Im
Abstract: Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.
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公开(公告)号：US10008555B2
公开(公告)日：2018-06-26
申请号：US15458898
申请日：2017-03-14
Applicant: LG Display Co., Ltd.
Inventor： DongHee Yoo , TaeHan Park , KyungHoon Lee
Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same, which reduce a loss of light emitted from an organic light emitting device, increase a lifetime of the organic light emitting device, and decrease consumption power of the organic light emitting display device. The organic light emitting display device includes a first electrode disposed on a first substrate, a bank disposed on the first electrode for dividing a plurality of emission parts, an organic light emitting layer disposed on the first electrode and the bank, a second electrode disposed on the organic light emitting layer, and an encapsulation layer disposed on the second electrode. The encapsulation layer fills a space between adjacent banks, and a refractive index of the bank is lower than a refractive index of the organic light emitting layer and a refractive index of the encapsulation layer.
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