-
公开(公告)号：US20220418059A1
公开(公告)日：2022-12-29
申请号：US17606840
申请日：2020-12-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongxu ZHANG , Rongrong GAO , Lixia QIU , Yang LIU
Abstract: The present disclosure provides a blue organic electroluminescence device, a display panel, and a display apparatus. A blue organic electroluminescence device includes a light-emitting layer having a matrix material and a blue fluorescent doping material doped in the matrix material, where dipole moments of the matrix material and the blue fluorescent doping material are both 0 to 1 D, which can ensure higher energy transfer efficiency and charge balance, ensure that an emission spectrum is a narrow spectrum, and thus have better color purity and higher external quantum Efficiency (EQE) to obtain the blue organic electroluminescence devices with high color purity and high luminous efficiency.
-
22.发明申请公开(公告)号：US20220396729A1
公开(公告)日：2022-12-15
申请号：US17598638
申请日：2020-12-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Haizheng ZHONG , Zhiwei LONG , Gaoling YANG , Kai GU , Yang LIU , Zhuo CHEN
Abstract: A method for preparing a ZnSe quantum dot, a ZnSe quantum dot, a ZnSe structure and a display device are provided. The method includes preparing a first zinc precursor solution, a second zinc precursor solution, a first selenium precursor solution, and a second selenium precursor solution with a lower reaction activity than the first selenium precursor solution, adding the first selenium precursor solution to the second zinc precursor solution to form an intermediate of the ZnSe quantum dot, performing the following operation at least once to form the ZnSe quantum dot: sequentially adding the first zinc precursor solution and the second selenium precursor solution to the intermediate of the ZnSe quantum dot and making the first zinc precursor solution, the second selenium precursor solution, and the intermediate of the ZnSe quantum dot react.
-
公开(公告)号：US20220320455A1
公开(公告)日：2022-10-06
申请号：US17429359
申请日：2020-12-24
Applicant: BOE Technology Group Co., Ltd.
IPC: H01L51/50 , C07C15/28 , C07F5/02 , C07D487/04 , C07D405/04 , C07D251/24 , C07D239/26 , C07D213/16 , C07D405/12 , C07D307/91 , H01L51/00
Abstract: Provided are an organic light emitting device and a display apparatus. The organic light emitting device includes an anode, a cathode, and an emitting layer disposed between the anode and the cathode, wherein the emitting layer includes a host material and a dopant material doped in the host material; the host material and the dopant material satisfy: |HOMODopant|
-
公开(公告)号：US20220289454A1
公开(公告)日：2022-09-15
申请号：US17506569
申请日：2021-10-20
Inventor： Qiang LI , Pingli LI , Junli ZHOU , Kaipeng FU , Yang LIU , Liangliang ZHAO , Yunyun WANG , Hongtao YANG
Abstract: Disclosed is a packaging device. Since a distance from a first top surface of a side plate to a surface of a bottom plate is greater than a distance from a second top surface to the surface of the bottom plate, that is, a top surface of the side plate of a box body is designed into an outer convex and inner concave structure, through subsequent reasonable design of sizes of the first top surface, the second top surface and a first slope surface and an angle of the first slope surface, when a box cover and the box body match, the box body and the box cover can match more closely.
-
公开(公告)号：US20220282155A1
公开(公告)日：2022-09-08
申请号：US17750965
申请日：2022-05-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Haizheng ZHONG , Zhiwei LONG , Gaoling YANG , Kai GU , Yang LIU , Zhuo CHEN
Abstract: A method for preparing a quantum dot, a quantum dot, and a display device, are provided. The method includes the following steps: providing a first precursor solution, a second precursor solution, a first selenium precursor solution, and a second selenium precursor solution with a lower reaction activity than the first selenium precursor solution; adding the first selenium precursor solution to the second precursor solution to form an intermediate of the quantum dot; performing the following step at least once to form the quantum dot: adding the first precursor solution and the second selenium precursor solution to the intermediate of the quantum dot and making them react.
-
Patent Agency Ranking
公开(公告)号：US20220059788A1
公开(公告)日：2022-02-24
申请号：US17364625
申请日：2021-06-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yang LIU , Lixia QIU , Chuang CHEN
IPC: H01L51/50
Abstract: A blue electroluminescent device includes: an anode, a light-emitting layer and a cathode stacked in sequence; wherein the light-emitting layer comprises a first type host material, a second type host material, and a guest doped material, one of the first type host material and the second type host material is a P-type material, and the other of the first type host material and the second type host material is a N-type material. A display panel and a display device are further provided.
-
公开(公告)号：US20200264459A1
公开(公告)日：2020-08-20
申请号：US16642344
申请日：2019-01-14
Inventor： Jian LI , Nianren WANG , Yang LIU , Xuehuan SONG , Tao WU , Jian WANG , Qi ZHANG , Qi XU
IPC: G02F1/13
Abstract: A detecting device and a detecting method thereof and a detecting apparatus are provided. The detecting device includes a stage, a light detection unit and a first, light, source, the stage includes a bearing surface for bearing an object to be detected, the light detection unit is located on a side of the stage, the first light source is located on a side of the stage that is opposite to the light detection unit, and light emitted from the, first light source is at least partially emitted to the light detection unit.
-
公开(公告)号：US20180059834A1
公开(公告)日：2018-03-01
申请号：US15528431
申请日：2016-05-06
Inventor： Lingyan WU , Lei ZHANG , Taofeng XIE , Guangchao WEI , Yang LIU
CPC classification number: G06F3/0412 , G06F3/041 , G06F3/044 , G06F3/045 , G06F3/047 , G06F2203/04103 , G06F2203/04107
Abstract: Embodiments of the present disclosure provide a touch screen and a device. The touch screen includes a bezel region and a touch region, wherein the touch screen includes an annular wire provided on the bezel region. The wire further includes at least one pair of opposing discharge terminals. The device includes the touch screen, and further includes a conductive foam configured to connect the wire and a housing of the device. According to the embodiments of the present disclosure, the ESD resistance of the touch screen and the device including the touch screen is enhanced, the service life of the touch screen and the device including the touch screen is extended, the stability of the touch screen and the device including the touch screen is improved, and customers will have a better user experience without any other additional risk.
-
公开(公告)号：US20160299594A1
公开(公告)日：2016-10-13
申请号：US14443298
申请日：2014-09-26
Inventor： Lei ZHANG , Taofeng XIE , Lingyan WU , Yang LIU
CPC classification number: G06F3/044 , C23C14/04 , C23C14/34 , C23C14/5873 , G06F3/041 , G06F3/0416 , G06F2203/04103 , G06F2203/04107 , G06F2203/04111
Abstract: A touch module, a manufacturing method thereof and a display device are disclosed. The touch module includes peripheral leads, an insulating layer and a touch electrode layer sequentially arranged on a substrate in stacked layers. The touch electrode layer includes touch sensing electrodes and touch drive electrodes, which intersect and are insulated from each other, and connection terminal protection members. Patterns of the touch sensing electrode and the touch drive electrode cover overlapping parts of the peripheral leads electrically connected with the touch sensing electrodes and the touch drive electrodes at positions of first opening areas of the insulating layer. Patterns of the connection terminal protection members cover connection terminal parts of corresponding peripheral leads at positions of second opening areas of the insulating layer. The touch module can simplify the number of layers of the touch module, reduce the use number of masks and improve the productivity.
Abstract translation: 公开了一种触摸模块及其制造方法和显示装置。 触摸模块包括周边引线，绝缘层和顺序地布置在层叠的基板上的触摸电极层。 触摸电极层包括彼此相交并彼此绝缘的触摸感测电极和触摸驱动电极以及连接端子保护构件。 触摸感测电极和触摸驱动电极的图案覆盖在绝缘层的第一开口区域的位置处与触摸感测电极和触摸驱动电极电连接的外围引线的重叠部分。 连接端子保护构件的图案在绝缘层的第二开口区域的位置处覆盖相应的外围引线的连接端子部分。 触摸模块可以简化触摸模块的层数，减少掩模的使用次数，提高生产率。
-
30.发明公开公开(公告)号：US20230416604A1
公开(公告)日：2023-12-28
申请号：US18244230
申请日：2023-09-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xuyong YANG , Fan CAO , Haiqiao YE , Yang LIU , Jingwen FENG
IPC: C09K11/88 , H10K50/115 , C09K11/08 , C09K11/70 , C09K11/74
CPC classification number: C09K11/883 , H10K50/115 , C09K11/0883 , C09K11/70 , C09K11/703 , C09K11/7492 , B82Y20/00
Abstract: The disclosure provides a quantum dot structure, a manufacturing method thereof, and a quantum dot light-emitting device. The quantum dot structure includes a core structure and a shell layer. The core structure includes a first metal element, at least one second metal element, and a non-metal element that bind through a chemical bond. The first metal element is a group III element, the non-metal element is a group V element, and the second metal element is a metal element different from the first metal element. In an inside-to-outside direction of the core structure, the content of the first metal element is in a descending order, the sum of content of the second metal element is in an ascending order, and the size of an optical band gap of the core structure is in the ascending order.
-
-
-
-
-
-
-
-
-
Search Results
40
records
(took 0.024 seconds)
