公开(公告)号：US11043545B2

公开(公告)日：2021-06-22

申请号：US16536942

申请日：2019-08-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen Song ,  Guoying Wang ,  Wei Li

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure provides a display substrate, a fabricating method thereof, and a display device. The display substrate includes a substrate; at least one pixel on a side of the substrate, the at least one pixel comprising a driving transistor, the driving transistor comprising a drain; an insulating layer on a side of the driving transistor away from the substrate, the insulating layer covering the driving transistor and having a first via hole opposite to the drain; an auxiliary conductive structure on a side of the insulating layer away from the substrate, and the auxiliary conductive structure connected to the drain through the first via hole; and a first planarization layer on a side of the auxiliary conductive structure away from the substrate, and having a second via hole disposed therein.

公开(公告)号：US20210118970A1

公开(公告)日：2021-04-22

申请号：US16464207

申请日：2018-05-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhen Song ,  Guoying Wang

IPC: H01L27/32 ,  H01L51/56 ,  H01L25/18 ,  H05B45/00 ,  H05B45/10

Abstract: The present application provides a display panel having a plurality of subpixels. The display panel includes an array substrate including an array of a plurality of first thin film transistors respectively in the plurality of subpixels for driving light emission of the display panel; a counter substrate facing the array substrate and having a plurality of subpixel areas respectively in the plurality of subpixels; and an optical compensation device for adjusting in real time actual light emitting brightness values of the plurality of subpixel areas to target brightness values. The optical compensation device includes a plurality of actual light emitting brightness value detectors integrated in the counter substrate and respectively in the plurality of subpixel areas.

公开(公告)号：US10886409B2

公开(公告)日：2021-01-05

申请号：US16170470

申请日：2018-10-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen Song ,  Guoying Wang

IPC: H01L27/12 ,  H01L29/786

Abstract: A display backplate and a fabrication method thereof, a display panel and a display device are provided. The display backplate includes: a substrate; a first light shielding layer, provided on the substrate; a first thin film transistor, provided on a side of the first light shielding layer facing away from the substrate, and including a first active layer, a first source electrode, a first drain electrode and a first top-gate electrode; a first layer, including a first semiconductor portion and a first conductor portion, the first semiconductor portion constituting the first active layer; and a third electrode, the first conductor portion being provided between the first light shielding layer and the third electrode. The first light shielding layer and the first conductor portion form a first capacitance, and the third electrode and the first conductor portion form a second capacitance.

公开(公告)号：US10720479B2

公开(公告)日：2020-07-21

申请号：US16429265

申请日：2019-06-03

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhen Song ,  Guoying Wang ,  Jiangbo Chen

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/52

Abstract: The disclosure discloses a display substrate, a method for fabricating the same, and a display device. The display substrate includes: a light-shielding metal layer pattern on a base substrate; a photo-sensitive sensing element layer on the light-shielding metal layer pattern, wherein an orthographic projection of the photo-sensitive sensing element layer onto the base substrate lies in an overlapping area of orthographic projections of the light-shielding metal layer pattern and the sub-pixel areas onto the base substrate; a buffer layer on the photo-sensitive sensing element layer; and a compensation control TFT and a signal line on the buffer layer, wherein a source electrode of the compensation control TFT is electrically connected with the light-shielding metal layer pattern, and the signal line is electrically connected with the photo-sensitive sensing element layer.

公开(公告)号：US10692951B2

公开(公告)日：2020-06-23

申请号：US15969089

申请日：2018-05-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen Song ,  Guoying Wang

IPC: H01L27/32 ,  H01L27/12 ,  H01L29/417 ,  H01L29/786

Abstract: The present disclosure provides in some embodiments a back plate and a manufacturing method thereof. The back plate includes a base substrate and a driving TFT arranged on the base substrate. The driving transistor includes a light-shielding layer, a buffer layer and an active layer arranged sequentially on the base substrate. A gate insulation layer, a gate electrode, a source electrode, a drain electrode and an interlayer dielectric layer are arranged on the active layer. The buffer layer is provided with a first protrusion, and an orthogonal projection of the first protrusion onto the base substrate is located within an orthogonal projection of the gate electrode onto the base substrate.

公开(公告)号：US20200066820A1

公开(公告)日：2020-02-27

申请号：US16427115

申请日：2019-05-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen Song ,  Guoying Wang

IPC: H01L27/32

Abstract: A transparent display panel, a manufacturing method thereof, and a transparent display apparatus are disclosed. The transparent display panel includes: a substrate including a non-transparent region and a transparent region; a first power line and a first read line both disposed on the substrate and arranged in the same layer; a dielectric layer covering both the first power line and the first read line; a second power line and a second read line both disposed on a side of the dielectric layer facing away from the substrate and arranged in the same layer. The second power line is electrically connected to the first power line through a first conductive plug extending through the dielectric layer, and the second read line is electrically connected to the first read line through a second conductive plug extending through the dielectric layer.

公开(公告)号：US20190305134A1

公开(公告)日：2019-10-03

申请号：US16203075

申请日：2018-11-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guoying Wang ,  Zhen Song

IPC: H01L29/786 ,  H01L29/66 ,  H01L29/423 ,  H01L27/12

Abstract: The present disclosure provides a thin film transistor and a method for manufacturing the same, an array substrate and a display panel. The thin film transistor includes a base substrate; a partially transparent layer on one side of the base substrate; a first gate electrode on one side of the partially transparent layer away from the base substrate; a second gate insulation layer on one side of the first gate electrode away from the base substrate; and an active layer on one side of the second gate insulation layer away from the base substrate. An orthographic projection of the partially transparent layer to the base substrate covers an orthographic projection of the active layer to the base substrate.