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公开(公告)号：US20220157212A1
公开(公告)日：2022-05-19
申请号：US17435297
申请日：2021-01-06
发明人： Guangyao LI , Yuankui DING , Liusong NI , Jun WANG , Haitao WANG , Dongfang WANG
摘要： The present disclosure provides a method for detecting a display substrate and a device for detecting a display substrate. The method includes: exciting a threshold voltage of a driving transistor in each pixel driving circuit in the display substrate, so that the threshold voltage of the driving transistor with a shifted threshold voltage is further shifted; inputting a detection signal to each pixel driving circuit in the display substrate, where the detection signal is a signal enabling the pixel driving circuit to operate normally; and judging whether the display substrate is normal or not according to the voltage output by each pixel driving circuit.
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公开(公告)号：US20240329478A1
公开(公告)日：2024-10-03
申请号：US18638710
申请日：2024-04-18
发明人： Guangcai YUAN , Hehe HU , Ce NING , Hui GUO , Fengjuan LIU , Dongfang WANG , Zhengliang LI , Jiayu HE
IPC分类号： G02F1/1368 , G02F1/1362 , H01L27/12
CPC分类号： G02F1/1368 , G02F1/136209 , G02F1/136213 , G02F1/136227 , G02F1/136295 , H01L27/124 , H01L27/1255 , H01L27/1259
摘要： An array substrate and a manufacturing method therefor, and a display apparatus are provided. The array substrate includes an underlay substrate, and at least one first transistor, at least one data line and at least one pixel electrode disposed on the underlay substrate. The at least one first transistor includes a first active layer and a first gate; the first gate is located on a side of the first active layer away from the underlay substrate, and orthographic projections of the first gate and the first active layer on the underlay substrate are at least partially overlapped. The first active layer is electrically connected to the data line and the pixel electrode, respectively. The data line is located on a side of the first active layer close to the underlay substrate, and the pixel electrode is located on a side of the first gate away from the underlay substrate.
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公开(公告)号：US20240178238A1
公开(公告)日：2024-05-30
申请号：US17789505
申请日：2021-06-24
发明人： Dongfang WANG , Ce NING , Guangcai YUAN
IPC分类号： H01L27/12
CPC分类号： H01L27/1244 , H01L27/1222 , H01L27/1251 , H01L27/127
摘要： An array substrate includes: a base; gate lines and data lines on the base; multiple pixel units each including a thin film transistor; first and second conductive layers with a first insulating layer therebetween. The first conductive layer includes a first wiring pattern, the second conductive layer includes a first interconnection pattern, orthographic projections of the first wiring pattern and the first interconnection pattern on the base are at least partially overlapped. The first wiring pattern is connected with the first interconnection pattern through a via hole. Each of part of data lines is located in the first conductive layer and has an auxiliary line formed by the first interconnection pattern in the second conductive layer. The first wiring pattern includes the data lines; at least one of the data line and the first interconnection pattern is connected to a source of the thin film transistor.
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4.发明公开公开(公告)号：US20230363227A1
公开(公告)日：2023-11-09
申请号：US18354218
申请日：2023-07-18
发明人： Dongfang WANG , Tongshang SU , Ming WANG , Ce ZHAO , Bin ZHOU
IPC分类号： H10K59/35 , H10K59/126 , H10K59/121
CPC分类号： H10K59/351 , H10K59/126 , H10K59/1213 , H10K2102/103
摘要： An OLED display substrate, a manufacturing method and a display device are provided. The OLED display substrate includes a base substrate and a plurality of pixel units arranged on the base substrate, each pixel unit includes a plurality of subpixel units, and each subpixel unit includes a switching TFT and a bottom-emission OLED, the OLED display substrate further includes a light-shielding layer arranged between the OLED and the switching TFT, and an orthogonal projection of the light-shielding layer onto the base substrate completely covers an orthogonal projection of a semiconductor region of the switching TFT onto the base substrate.
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公开(公告)号：US20210167336A1
公开(公告)日：2021-06-03
申请号：US15780359
申请日：2017-11-08
发明人： Bin ZHOU , Guangcai YUAN , Dongfang WANG , Ce ZHAO , Jun CHENG , Luke DING
摘要： The present disclosure provides a heating device for heating an OLED substrate, comprising: a heating plate, a support, and a temperature controller, the temperature controller is connected with the heating plate and the support respectively, and the temperature controller is used to synchronously heat the heating plate and the support, so that the temperature of the heating plate and the support are substantially the same; wherein the heating plate comprises an receiving portion for accommodating the support, the support is configured to be able to protrude from the heating plate and retract into the heating plate.
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公开(公告)号：US20210050442A9
公开(公告)日：2021-02-18
申请号：US16430706
申请日：2019-06-04
发明人： Luke DING , Zhanfeng CAO , Jingang FANG , Liangchen YAN , Ce ZHAO , Dongfang WANG
IPC分类号： H01L29/786 , H01L29/66
摘要： The disclosure relates to a thin film transistor structure, an array substrate, and a method for manufacturing a thin film transistor structure. The thin-film transistor structure includes a base substrate, a thin film transistor on the base substrate. Wherein the thin film transistor includes an active layer and a source/drain electrode on a side, facing towards the base substrate, of the active layer. Wherein the source/drain electrode has a protrusion protruding from an edge portion of the active layer in a direction parallel to a surface of the base substrate.
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公开(公告)号：US20200099013A1
公开(公告)日：2020-03-26
申请号：US16426468
申请日：2019-05-30
发明人： Dongfang WANG , Tongshang SU , Leilei CHENG
摘要： A display substrate and a manufacturing method thereof, and a display device are provided. The manufacturing method of the display substrate includes: forming light emitting units of at least two colors on a base substrate, which includes: forming a first electrode, a light emitting layer and a second electrode on the base substrate. An electrode sub-layer and a transparent structure are formed on the base substrate to form the first electrode. A first transparent conductive layer, a transparent etching barrier layer and a second transparent conductive layer are formed on a side of the electrode sub-layer away from the base substrate to form the transparent structure of the first color light emitting unit. An etching rate of the first transparent conductive layer and an etching rate of the second transparent conductive layer are substantially identical, and thicknesses of transparent structures in different light emitting units are different.
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8.发明申请公开(公告)号：US20200066901A1
公开(公告)日：2020-02-27
申请号：US16430706
申请日：2019-06-04
发明人： Luke DING , Zhanfeng CAO , Jingang FANG , Liangchen YAN , Ce ZHAO , Dongfang WANG
IPC分类号： H01L29/786 , H01L29/66
摘要： The disclosure relates to a thin film transistor structure, an array substrate, and a method for manufacturing a thin film transistor structure. The thin-film transistor structure includes a base substrate, a thin film transistor on the base substrate. Wherein the thin film transistor includes an active layer and a source/drain electrode on a side, facing towards the base substrate, of the active layer. Wherein the source/drain electrode has a protrusion protruding from an edge portion of the active layer in a direction parallel to a surface of the base substrate.
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公开(公告)号：US20200013806A1
公开(公告)日：2020-01-09
申请号：US16405126
申请日：2019-05-07
发明人： Tongshang SU , Dongfang WANG , Jun CHENG , Jun LIU , Qinghe WANG , Guangyao LI , Liangchen YAN
摘要： The present disclosure provides a pixel array and a fabrication method thereof. The pixel array includes a plurality of gate lines and a plurality of data lines which are arranged intersected and insulated and a pixel unit disposed at a position where each of the plurality of gate lines and each of the plurality of data lines are intersected. The pixel unit includes a thin film transistor (TFT).The width-to-length ratios of channels of the TFTs are sequentially increased in such a manner that the width-to-length ratios of the channels of the TFTs in the pixel units positioned in a same row (and/or a same column) are sequentially increased along a scanning direction of the gate line coupled to gate electrodes of the TFTs in the same row (and/or along a data writing direction of the data line coupled to the source electrodes of the TFTs in the same column).
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公开(公告)号：US20190252616A1
公开(公告)日：2019-08-15
申请号：US16393153
申请日：2019-04-24
发明人： Xiangyong KONG , Dongfang WANG
CPC分类号： H01L51/0024 , H01L27/322 , H01L51/0023 , H01L51/5036 , H01L51/5218 , H01L51/5228 , H01L51/5234 , H01L51/525 , H01L51/5271 , H01L51/56 , H01L2251/5315
摘要： The disclosure provides a display panel and a manufacturing method thereof. The display panel display panel comprises a first substrate and a second substrate which are assembled, the second substrate is provided with an organic electroluminescent device thereon, an anode layer of the organic electroluminescent device is away from the first substrate and a cathode layer thereof is closer to the first substrate than the anode layer; the cathode layer of the organic electroluminescent device is electrically connected to an auxiliary electrode on a light entering surface of the first substrate through multiple conductive spacers, the cathode layer is a transparent electrode layer; the auxiliary electrode has a resistance smaller than that of the cathode layer of the organic electroluminescent device; the auxiliary electrode is a grid-shaped auxiliary electrode and is provided in a non-display region, the auxiliary electrode is opaque and acts as a black matrix.
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