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91.发明授权公开(公告)号：US11264514B2
公开(公告)日：2022-03-01
申请号：US16966873
申请日：2019-12-24
Inventor： Hongfei Cheng
IPC: H01L29/786 , H01L29/417 , H01L27/12
Abstract: A thin film transistor is provided to include a gate, an active layer, a first electrode and a second electrode. The first electrode includes at least two first conductive parts extending in a first direction and a first connection part extending in a second direction intersecting the first direction. The at least two first conductive parts are arranged at intervals along the second direction and a first end of each of the at least first conductive parts is coupled to the first connection part, and two adjacent ones of the at least two first conductive parts form a first U-shaped opening with the first connection part. The second electrode includes at least one second conductive part extending in the first direction, a first end of the second conductive part proximal to the first connection part is in the first U-shaped opening.
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公开(公告)号：US11250786B2
公开(公告)日：2022-02-15
申请号：US16763405
申请日：2019-12-24
Inventor： Hongfei Cheng
IPC: H01L27/32 , G09G3/3275
Abstract: The present disclosure relates to an array substrate. The array substrate may include a pixel unit. The pixel unit may include a third transistor, a sixth transistor, a light emitting device, and a boosting capacitor. The boosting capacitor may include a first electrode and a second electrode. A control terminal, a first terminal, and a second terminal of the third transistor may be electrically connected to a first node, a second node, and a third node, respectively. A control terminal, a first terminal and a second terminal of the sixth transistor may be electrically connected to an emission signal line, a first terminal of the light emitting device, and the second node, respectively. The first electrode and the second electrode of the boosting capacitor may be electrically connected to a gate line and the first node, respectively.
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公开(公告)号：US11221531B2
公开(公告)日：2022-01-11
申请号：US16758024
申请日：2019-10-29
Inventor： Hongfei Cheng
IPC: G02F1/1362
Abstract: The preset disclosure discloses a display substrate and a display device. The display substrate includes a signal line. The display substrate further includes: a discharge-limiting component, and an orthographic projection of the discharge-limiting component on the base substrate of the display substrate and an orthographic projection of the signal line on the base substrate at least partially overlap.
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公开(公告)号：US11127933B2
公开(公告)日：2021-09-21
申请号：US16604870
申请日：2019-03-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei Cheng
Abstract: An array substrate and a method for manufacturing the same, a method for repairing an array substrate, and a display apparatus are provided. The array substrate includes a base substrate and pixel units above the base substrate, each pixel unit includes a light emitting device, the light emitting device includes a first electrode and a second electrode, at least one pixel unit is provided with a repair structure, the repair structure includes a first part and a second part mutually insulated, the first part and the second part are electrically coupled after being repaired, the first part is electrically coupled to the first electrode of the light emitting device in the pixel unit where the repair structure is located, the second part is electrically coupled to the first electrode of the light emitting device in any pixel unit other than the pixel unit where the repair structure is located.
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公开(公告)号：US20210272523A1
公开(公告)日：2021-09-02
申请号：US16763405
申请日：2019-12-24
Inventor： Hongfei Cheng
IPC: G09G3/3275 , H01L27/32
Abstract: The present disclosure relates to an array substrate. The array substrate may include a pixel unit. The pixel unit may include a third transistor, a sixth transistor, a light emitting device, and a boosting capacitor. The boosting capacitor may include a first electrode and a second electrode. A control terminal, a first terminal, and a second terminal of the third transistor may be electrically connected to a first node, a second node, and a third node, respectively. A control terminal, a first terminal and a second terminal of the sixth transistor may be electrically connected to an emission signal line, a first terminal of the light emitting device, and the second node, respectively. The first electrode and the second electrode of the boosting capacitor may be electrically connected to a gate line and the first node, respectively.
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Patent Agency Ranking
公开(公告)号：US20210159287A1
公开(公告)日：2021-05-27
申请号：US16324493
申请日：2018-05-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei Cheng , Yuxin Zhang
Abstract: An organic light emitting diode display panel is disclosed. The organic light emitting diode display panel includes a first substrate and a second substrate disposed opposite to each other. The first substrate includes a first lead connected to a cathode. The second substrate includes a second lead connected to a peripheral circuit. The first lead is connected to the second lead through a connection portion.
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公开(公告)号：US10950676B2
公开(公告)日：2021-03-16
申请号：US16325908
申请日：2018-08-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei Cheng
Abstract: An array substrate includes a base substrate including a plurality of pixel regions arranged in an array, a plurality of thin film transistors distributed within respective ones of the plurality of pixel regions, each of the thin film transistors including an active layer, a gate electrode, a source electrode and a drain electrode, the drain electrode including a first portion located in a second via, a passivation layer located on the source electrodes and the drain electrodes. The passivation layer is on the first portions of the drain electrode. A plurality of pixel electrodes are distributed within respective ones of the plurality of pixel regions and located on the passivation layer. Each of the pixel electrodes are electrically connected to a respective one of the drain electrodes through a respective third via that extends through the passivation layer.
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公开(公告)号：US10943543B2
公开(公告)日：2021-03-09
申请号：US16336381
申请日：2018-08-20
Applicant: BOE Technology Group Co., Ltd.
Inventor： Hongfei Cheng
IPC: G09G3/3275 , G06F1/18 , G09G3/36
Abstract: An array substrate includes a display area, a non-display area other than the display area, a plurality of signal lines located in the display area, and a plurality of signal line leads located in the non-display area and connected to respective ones of the plurality of signal lines. Each of the signal line leads includes a lead body and a first block connected to the lead body, and the first block has an area greater than or equal to an area of a square with a side length that is 5 times a width of the signal line.
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99.发明授权公开(公告)号：US10818740B2
公开(公告)日：2020-10-27
申请号：US15757250
申请日：2017-08-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei Cheng , Yuxin Zhang
Abstract: An organic light-emitting diode (OLED) array substrate, a method for manufacturing an organic light-emitting diode (OLED) array substrate and a display apparatus are provided, and the OLED array substrate includes: a base substrate; a driving transistor, a first electrode, a second electrode, an organic material functional layer, and an auxiliary electrode connected to the second electrode disposed on the base substrate; and the driving transistor includes a gate electrode, a source electrode and a drain electrode, and the first electrode is electrically connected with the source electrode or the drain electrode; the auxiliary electrode is disposed in a same layer as at least one of the first electrode, the gate electrode, and the drain electrode.
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公开(公告)号：US10761340B2
公开(公告)日：2020-09-01
申请号：US15578897
申请日：2017-04-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yuxin Zhang , Hongfei Cheng , Xinyin Wu
IPC: G02B30/27 , G02F1/29 , G02F1/13357
Abstract: This present invention relates to a display device. The display device may include a backlight module configured to emit coherent light and incoherent light selectively, a spatial light modulator configured to display one of at least two types of image information, and a liquid crystal lens. The spatial light modulator and the liquid crystal lens may be sequentially disposed on a light exit path of the backlight module.
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