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公开(公告)号：US20240300970A1
公开(公告)日：2024-09-12
申请号：US18020721
申请日：2022-03-31
发明人： Lei Chen , Xueqin Chen , Bingyan Liang , Dongxu Zhang
IPC分类号： C07D493/04 , C07D403/14 , C07D491/048 , C07D495/04 , C07D519/00 , H10K50/84
CPC分类号： C07D493/04 , C07D403/14 , C07D491/048 , C07D495/04 , C07D519/00 , H10K50/84
摘要： The present application provides a light-emitting device and a display device, which relates to the field of display technology, including: a substrate; a first electrode and a second electrode located on the substrate: a light-emitting layer located between the first electrode and the second electrode; and a capping layer located on a side of the second electrode away from the light-emitting layer, wherein the capping layer includes a compound of aromatic amines, and a structure of the compound of aromatic amines includes one of following two structures 1:
and the capping layer made of the compound of aromatic amines has a high refractive index and high stability, such that when the light-emitting device is used, the light-outlet efficiency of the device may be improved, and the service life of the device may be prolonged.-
公开(公告)号：US11796155B2
公开(公告)日：2023-10-24
申请号：US17765071
申请日：2021-05-20
发明人： Jianfeng Yao , Qiuli Wang , Lei Chen , Zhiqiang Wang , Xin Ma , Chuan Sun , Xinyu Wang , Dingyang Tan
IPC分类号： G02F1/1335 , F21V9/30 , F21Y113/10
CPC分类号： F21V9/30 , G02F1/133607 , G02F1/133614 , F21Y2113/10
摘要： There are provided a backlight assembly (1) and a display device, the backlight assembly (1) includes a light source substrate (10), a microstructure film layer (30) and a backlight film material layer (20); the backlight film material layer (20) is located on a light outgoing side of the light source substrate (10), the microstructure film layer (30) is provided between the light source substrate (10) and the backlight film material layer (20), the microstructure film layer (30) includes a light transmission layer (301) and a microstructure region (302); the microstructure region (302) is provided at an edge position of the microstructure film layer (30).
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公开(公告)号：US11288478B2
公开(公告)日：2022-03-29
申请号：US16639309
申请日：2019-09-17
发明人： Yingming Liu , Haisheng Wang , Xiaoliang Ding , Xiufeng Li , Pengpeng Wang , Chenyang Zhang , Yaqian Ji , Peixiao Li , Jing Liu , Ruituo Wang , Lei Chen
摘要： A fingerprint identification module, a manufacturing method and driving method thereof, and a display device. The fingerprint identification module includes: a driving backplate, including a substrate, identification circuits on the substrate, the identification circuits having a first electrode pad, a second electrode pad; acoustic units including: a first electrode; a piezoelectric film layer positioned on the side, close to the driving backplate, of the first electrode; a second electrode positioned on the side, close to the driving backplate, of the piezoelectric film layer; a first lead-out terminal electrically connected with the first electrode; a second lead-out terminal electrically connected with the second electrode; cavities being in one-to-one correspondence to the acoustic units, the cavities positioned between the second electrodes and the substrate, and one side face, away from the substrate, of cavity being defined by at least one side face, close to the substrate, of the second electrode.
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公开(公告)号：US11276739B2
公开(公告)日：2022-03-15
申请号：US16765232
申请日：2019-11-26
发明人： Yanan Niu , Jiushi Wang , Zhanfeng Cao , Qi Yao , Feng Zhang , Wusheng Li , Feng Guan , Lei Chen , Hongwei Tian
IPC分类号： H01L27/32
摘要： A display substrate is provided. The display substrate includes a substrate (1), a first transistor (2) and a second transistor (3) on the substrate (1), directions of intrinsic threshold voltage shifts of the first transistor (2) and the second transistor (3) being opposite; and a shift adjustment structure (4) on the substrate (1). The shift adjustment structure (4) may be configured to input adjustment signals to the first transistor (2) and the second transistor (3) respectively to make threshold voltages of the first transistor (2) and the second transistor (3) shift in directions opposite to the directions of their intrinsic threshold voltage shifts respectively.
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公开(公告)号：US10884051B2
公开(公告)日：2021-01-05
申请号：US16382975
申请日：2019-04-12
发明人： Zhiqiang Wang , Xuerong Wang , Xin Ma , Chuan Sun , Lei Chen , Fei Gao , Bochao Rui , JinLong Zheng
摘要： Embodiments of the present disclosure provide a line detecting tool and method for a light emitting diode substrate. The line detecting tool for a light emitting diode substrate includes a detecting light source and a liquid crystal plate. The liquid crystal plate is configured to be arranged between the detecting light source and a light emitting diode substrate to be detected and to be in contact with each set of positive electrode and negative electrode of the light emitting diode substrate, so as to transform from a light transmission state to a light shielding state or from the light shielding state to the light transmission state after energizing the each set of positive electrode and negative electrode of the light emitting diode substrate to be detected. The detecting light source is configured to illuminate the liquid crystal plate.
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公开(公告)号：US10286595B2
公开(公告)日：2019-05-14
申请号：US15320027
申请日：2015-01-13
发明人： Lei Chen
摘要： An object stage and a hot pressing apparatus are disclosed. The object stage includes a base (1) and a support device (2) fixed on the base (1), wherein the support device (2) includes a plurality of detachable support sub-devices (21); the support device is configured to allow a printed circuit board (3) with at least one protruding structure (4) to be placed thereon, and no support sub-device (21) is disposed at a position on the support device (2) corresponding to the protruding structure (1). The object stage reduces manufacture cost, saves production time and improves production efficiency.
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公开(公告)号：US10020325B2
公开(公告)日：2018-07-10
申请号：US15324641
申请日：2016-01-27
发明人： Lei Chen , Zhilong Peng , Wukun Dai , Lei Zhang , Miao Qiu
IPC分类号： H01L27/12
CPC分类号： H01L27/1244 , H01L27/124 , H01L27/127 , H01L27/1288
摘要： The present disclosure provides a method for producing a TFT array substrate, a TFT array substrate, and a display apparatus, and relates to a technical field of display. It can solve a problem of no signal transmission caused by fracture of a source signal line, without increasing a coupling capacitance of the TFT array substrate. The method for producing a TFT array substrate includes: forming a transparent conductive layer and a source-drain metal layer in sequence onto a base substrate; and patterning the source-drain metal layer and the transparent conductive layer in one patterning process to form a source signal line and a pixel electrode line overlapping with each other.
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公开(公告)号：US10001686B2
公开(公告)日：2018-06-19
申请号：US15522878
申请日：2016-09-18
发明人： Jiapeng Li , Lei Chen , Lei Zhang
IPC分类号： G02F1/136 , G02F1/1362 , H01L27/12
CPC分类号： G02F1/136213 , G02F1/133351 , G02F1/1339 , G02F1/136204 , G02F1/136227 , G02F1/136286 , G02F2001/133334 , H01L27/124 , H01L27/1248 , H01L27/1288
摘要： An array substrate and a fabrication method thereof, and a display device are provided. The array substrate includes a base substrate and a peripheral lead, a ground signal terminal, a conductive adhesive, and a barrier wall structure located on the base substrate, wherein, the conductive adhesive is connected with the ground signal terminal, and the barrier wall structure is located between the peripheral lead and the ground signal terminal, and configured for blocking the conductive adhesive from diffusing toward the peripheral lead.
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公开(公告)号：US20170301700A1
公开(公告)日：2017-10-19
申请号：US15324641
申请日：2016-01-27
发明人： Lei Chen , Zhilong Peng , Wukun Dai , Lei Zhang , Miao Qiu
IPC分类号： H01L27/12
CPC分类号： H01L27/1244 , H01L27/124 , H01L27/127 , H01L27/1288
摘要： The present disclosure provides a method for producing a TFT array substrate, a TFT array substrate, and a display apparatus, and relates to a technical field of display. It can solve a problem of no signal transmission caused by fracture of a source signal line, without increasing a coupling capacitance of the TFT array substrate. The method for producing a TFT array substrate includes: forming a transparent conductive layer and a source-drain metal layer in sequence onto a base substrate; and patterning the source-drain metal layer and the transparent conductive layer in one patterning process to form a source signal line and a pixel electrode line overlapping with each other.
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公开(公告)号：US20170141077A1
公开(公告)日：2017-05-18
申请号：US15322555
申请日：2016-04-20
发明人： Xiaojin Zhang , Lei Chen , Dini Xie
CPC分类号： H01L25/048 , H01L27/3209 , H01L27/3237 , H01L51/0096 , H01L51/52 , H01L51/5275 , H01L51/5281 , H01L51/56 , H01L2251/5315
摘要： The embodiments of the present invention provide an organic electroluminescent device, manufacturing method thereof and display device, which relate to the field of display technology. The organic electroluminescent device comprises: a basal substrate with phase retardation characteristic; a polarization structure provided on a side of the basal substrate; a first organic electroluminescent unit located on a side of the polarization structure departing from the basal substrate; a side of the first organic electroluminescent unit departing from the basal substrate being the light exit side of the organic electroluminescent device; and at least a second organic electroluminescent unit located on a side of the basal substrate departing from the first organic electroluminescent unit. The light color of the organic electroluminescent device is adjustable; the color purity of the emitted light is relatively high. In addition, the contrast of the organic electroluminescent device is also high.
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