Patents by Inventor Fuqiang Li
Fuqiang Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240363645Abstract: An array substrate and a display device are provided. The array substrate includes: a substrate, sub-pixel units, first signal lines, and second signal lines; multiple first signal lines and multiple second signal lines intersect to define the opening areas of the sub-pixel units; each second signal line includes: multiple first parts extending along the column direction, and multiple second parts; the second part includes a portion extending along the inclination direction, and the second part connects two first parts; the angle between the inclination direction and the column direction or row direction is greater than 0; each first part is adjacent to the opening area of the sub-pixel units in the row direction, and multiple second parts respectively pass through at least of the areas between adjacent two pixel repeating unit rows, with the distance between the two first parts being greater than 0 in the row direction.Type: ApplicationFiled: July 10, 2024Publication date: October 31, 2024Applicant: BEIJING SHIYAN TECHNOLOGY CO., LTD.Inventors: Jiankang SUN, Fuqiang LI, Minglei CHU, Tieshi WANG, Zhongyuan WU, Wei SUN, Kuanjun PENG, Rui LIU, Xue DONG, Dini XIE, Jiushi WANG, Libo WANG, Shunyu YAO, Jing YU, Hongrun WANG, Lizhen ZHANG, Changfeng LI
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Patent number: 12127457Abstract: A display substrate includes a base substrate, a first light-shielding layer, a plurality of first sub-pixels and a first power line. The first light-shielding layer is disposed on a side of the base substrate, the first light-shielding layer is located at least in a first display area, and has a plurality of openings arranged in an array. The first sub-pixels are disposed at a side of the first light-shielding layer away from the base substrate and are located in the first display area, and orthogonal projections of the first sub-pixels on the base substrate are non-overlapping with orthogonal projections of the openings on the base substrate. The first power line includes a first power bus and a plurality of first power sub-lines, and the first light-shielding layer is electrically connected to the first power line.Type: GrantFiled: May 12, 2020Date of Patent: October 22, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bo Wang, Fuqiang Li
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Publication number: 20240345629Abstract: A scrollable display apparatus includes a flexible display panel, at least one first detection component and one or more first processors. The flexible display panel includes a fixed display part and at least one scrollable display part. A first detection component is configured to detect location information of a scrollable display part. The one or more first processors are configured to: determine a current state of the scrollable display part according to the position information of the scrollable display part detected by the first detection component; if it is determined that the scrollable display part is in a start-unfolded state, control the fixed display part to display a plurality of extension selection messages; and in response to a control instruction corresponding to a selected extension selection message, control the scrollable display part to display extension display information corresponding to the selected extension selection message.Type: ApplicationFiled: March 23, 2022Publication date: October 17, 2024Inventors: Bo WANG, Fuqiang LI
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Publication number: 20240304139Abstract: Disclosed are a display panel, a display device and a driving method. The display panel includes a plurality of sub-pixel units located in areas formed by the plurality of scanning signal lines and the plurality of data signal lines, and at least two adjacent sub-pixel units in the first direction and the second direction constitute a pixel island. A plurality of control units each corresponding to a sub-pixel unit row in the pixel island are provided. The control unit includes a control terminal, an input terminal and an output terminal. The control unit is configured to transmit a signal from the input terminal to the output terminal under control of a first signal transmitted by a control signal line corresponding to the control unit, and stop transmitting the signal from the input terminal to the output terminal under control of a second signal transmitted by the control signal line.Type: ApplicationFiled: February 26, 2021Publication date: September 12, 2024Inventors: Shaolei ZONG, Jigang SUN, Rui LIU, Xin DUAN, Wei SUN, Junwei ZHANG, Hongrun WANG, Fuqiang LI, Changfeng SUN, Hui ZHANG, Xue DONG
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Patent number: 12062248Abstract: A display panel and a display device are provided. The display panel has a touch side and includes an array substrate and an opposite substrate arranged opposite to each other. The array substrate includes an image sensor array including a plurality of image sensors each including a photosensitive element configured to receive light reflected by a texture touched on the touch side for texture acquisition; the opposite substrate includes a light shielding layer including a plurality of first openings arranged in an array, and the plurality of first openings are in one-to-one correspondence with and partially overlap with the photosensitive elements of the plurality of image sensors in a direction perpendicular to a panel surface of the display panel.Type: GrantFiled: May 25, 2021Date of Patent: August 13, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Changfeng Li, Xiaochuan Chen, Fuqiang Li, Liwei Liu, Hongrun Wang, Hui Zhang, Shunhang Zhang, Kai Hou, Yunsik Im, Yunping Di
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Publication number: 20240234657Abstract: The present disclosure provides an array substrate, a backlight and a display device which both include the array substrate. The array substrate includes multiple light-emitting units arranged in M rows and N columns and multiple first signal lines. Multiple first signal lines are divided into N groups, and each group of first signal lines is electrically connected to a column of light-emitting units. Each group of first signal lines includes at least two first signal lines, for each column of light-emitting units, at least two consecutive rows of light-emitting units are electrically connected to one of the at least two first signal lines, and the remaining at least one row of light-emitting unit is electrically connected to the other one of the at least two first signal lines, M is a positive integer greater than or equal to 3, N is a positive integer greater than or equal to 1.Type: ApplicationFiled: June 25, 2021Publication date: July 11, 2024Inventors: Ming YANG, Xingce SHANG, Wei HAO, Zhenyu ZHANG, Fuqiang LI, Wanzhi CHEN
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Publication number: 20240221851Abstract: The present disclosure provides a shift register unit, a gate driving circuit and a display device. The shift register unit provided by the present disclosure includes: an input sub-circuit, an output sub-circuit, at least one pull-down control sub-circuit, at least one pull-down sub-circuit, at least one first noise reduction sub-circuit, and a reverse bias sub-circuit; the reverse bias sub-circuit is configured to control transistors in at least part of sub-circuits connected to a pull-up node to be in a reverse bias state through a power voltage signal in response to a potential of the pull-up node, or control the transistors in at least part of the sub-circuits connected to the pull-up node to be in the reverse bias state through a cascade signal in response to a potential of a cascade signal terminal.Type: ApplicationFiled: November 30, 2021Publication date: July 4, 2024Inventors: Yunsik IM, Shunhang ZHANG, Fuqiang LI, Changfeng LI, Liwei LIU, Hehe HU, Ce NING, Hui ZHANG, Hongrun WANG, Zhuo LI
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Publication number: 20240212543Abstract: The present disclosure relates to a display device and a control method thereof, relating to the field of display technologies. In a process of rolling up or unrolling a slidable region of a flexible display panel of the display device, each detection circuit can detect external ambient light in real time, and transmit a detection current to a detection signal line based on an input signal provided by an input signal line when detecting the external ambient light. Therefore, a driver integrated circuit (IC) can detect, from the detection signal line, a magnitude of the detection current transmitted by the detection circuit, and further determine a length of an effective display region of the flexible display panel in a first direction based on a corresponding relationship between a current range and the length of the effective display region in the first direction.Type: ApplicationFiled: November 26, 2021Publication date: June 27, 2024Inventors: Bo WANG, Fuqiang LI
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Publication number: 20240204002Abstract: Embodiments of the present disclosure provide an array substrate and method for manufacturing same, a display panel, and a display device, and relate to the field of display technologies. The array substrate includes a color filter layer, such that a distance between a light source on a side, distal from the color filter layer, of the base substrate and the color filter layer is less. Thus, light from regions of the color resist blocks is avoided being emitted from adjacent color resist blocks, and a cross color of the display panel is further avoided, such that the display effect of the display panel is great. In addition, the color resist block is at least partially overlapped with a second portion of a metal oxide pattern in an oxide thin film transistor, such that an overall footprint of the oxide thin film transistor and the color filter layer can be reduced, so as to acquire the display panel of high PPI.Type: ApplicationFiled: October 28, 2021Publication date: June 20, 2024Inventors: Zhen ZHANG, Fuqiang LI, Zhenyu ZHANG, Lizhong WANG, Yunping DI, Ce NING, Zheng FANG, Chenyang ZHANG, Yawei WANG, Wei WANG, Hongrun WANG, Binbin TONG, Nianqi YAO, Jiahui HAN, Chengfu XU, Pengxia LIANG
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Publication number: 20240203343Abstract: Disclosed are a display substrate and a display apparatus, the display substrate includes a display region and a non-display region, the display region is provided with a pixel circuit and a light emitting unit; each pixel circuit is connected with K light emitting devices emitting light of a same color; each pixel circuit includes a current control sub-circuit and a light emitting selection sub-circuit; the current control sub-circuit is configured to provide a drive current to a first node under control of a reset signal terminal, an initial signal terminal, a scan signal terminal, a data signal terminal, a light emitting control terminal, and a first power supply terminal; the light emitting selection sub-circuit is configured to sequentially provide a signal of the first node to the K light emitting devices emitting light of the same color under control of K light emitting selection signal terminals.Type: ApplicationFiled: September 23, 2021Publication date: June 20, 2024Inventors: Yuzhen GUO, Zhenyu ZHANG, Lubin SHI, Zhen ZHANG, Chenyang ZHANG, Fuqiang LI
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Publication number: 20240192559Abstract: A display panel and a display apparatus. The display panel includes: an array substrate, including: scanning lines, data lines and sub-pixels, where at least two sub-pixels adjacent in a first direction and a second direction constitute a pixel island; an opposing substrate; a liquid crystal layer; and supporting parts, including a plurality of first supporting parts and a plurality of second supporting parts. Each supporting part includes: a first sub-supporting part and a second sub-supporting part; orthographic projections of the first sub-supporting parts divide orthographic projections of the second sub-supporting parts into first parts and second parts; and in each supporting part, a length of the first part is not equal to a length of the second part.Type: ApplicationFiled: August 27, 2021Publication date: June 13, 2024Inventors: Hui ZHANG, Liwei LIU, Kai HOU, Changfeng LI, Hongrun WANG, Shunhang ZHANG, Yunsik IM, Fuqiang LI
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Publication number: 20240194698Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes an active area and a non-active area located at the periphery of the active area, wherein the active area includes an opening area and a non-opening area. The displaying base plate includes a substrate and a thin-film transistor disposed on one side of the substrate, wherein the thin-film transistor includes a grid electrode, an active layer, a source-drain electrode and an auxiliary film layer, an excavation area is disposed on the auxiliary film layer, and an orthographic projection of the excavation area on the substrate at least partially covers the opening area.Type: ApplicationFiled: June 29, 2021Publication date: June 13, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Zhen Zhang, Zhenyu Zhang, Fuqiang Li, Chengfu Xu
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Publication number: 20240169948Abstract: Disclosed are a display panel, a display apparatus, a driving method thereof. The display panel includes: a first base substrate; scanning lines; data lines; sub-pixels, in regions divided by the scanning lines and the data lines, at least two sub-pixels adjacent in a first direction and a second direction constitute a pixel island, the sub-pixels constitute pixel islands, each pixel island includes n sub-pixel rows in the second direction; scanning signal input lines, in one-to-one correspondence to the scanning lines; control signal lines; fixed potential lines; and control circuits, located between the adjacent sub-pixels. One pixel island is connected to at least n control circuits, one control circuit corresponds to one row of sub-pixels in the pixel island. The control circuits are configured to: transfer, under control of control signal lines, signals provided by the scanning signal input lines or the fixed potential lines to the scanning lines.Type: ApplicationFiled: August 27, 2021Publication date: May 23, 2024Inventors: Hui ZHANG, Kai HOU, Hongrun WANG, Shunhang ZHANG, Liwei LIU, Yunsik IM, Changfeng LI, Fuqiang LI
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Publication number: 20240162247Abstract: Disclosed are a thin film transistor and a manufacturing method therefor, a displaying base plate and a displaying apparatus. The thin film transistor includes an active layer, a first insulating layer and a gate layer which are disposed in stack, wherein the active layer includes a source contact area, a drain contact area, and a channel area connecting the source contact area and the drain contact area; the channel area includes a first channel area, a first resistance area and a second channel area sequentially disposed in a first direction; the gate layer includes a first gate and a second gate which are separately disposed; an orthographic projection of the first gate on a plane where the active layer is located covers the first channel area; and an orthographic projection of the second gate on a plane where the active layer is located covers the second channel area.Type: ApplicationFiled: June 29, 2021Publication date: May 16, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Fuqiang Li, Zhen Zhang, Zhenyu Zhang, Lizhong Wang, Ce Ning, Yunping Di, Zheng Fang, Jiahui Han, Chenyang Zhang, Yawei Wang, Chengfu Xu
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Publication number: 20240155875Abstract: A display panel includes a driving backplane, provided with a display area including a first sub-area and a second sub-area; a light-emitting layer, located at one side of the driving backplane, and including a pixel definition layer and a plurality of light-emitting devices, the pixel definition layer is provided with a plurality of first light-transmitting holes located in the second sub-area; and a color film layer, located at one side of the light-emitting layer away from the driving backplane, and including a light-shielding portion and a plurality of light-filtering portions separated by the light-shielding portion, the light-filtering portions and the light-emitting devices are arranged in one-to-one correspondence in a direction perpendicular to the driving backplane, the light-shielding portion is provided with a plurality of second light-transmitting holes, and the second light-transmitting holes and the first light-transmitting holes are arranged in one-to-one correspondence in the direction perpenType: ApplicationFiled: November 18, 2021Publication date: May 9, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Yawei WANG, Chuanxiang XU, Zhenyu ZHANG, Ming YANG, Fuqiang LI
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Patent number: 11971662Abstract: A digital exposure machine and an exposure control method thereof are disclosed. The exposure control method of the digital exposure machine includes: determining a scanning direction of the digital exposure machine, wherein a plurality of sub-pixels in an array include multiple rows of sub-pixels arranged in the scanning direction, the multiple rows of sub-pixels including a first row of sub-pixels in the scanning direction; determining a starting scanning position, the starting scanning position being located on an outer side of the first row of sub-pixels in the scanning direction; and performing a plurality of scannings to expose a display region of the first display substrate to be exposed, wherein a scanning pitch for each of the plurality of scannings is integer times of a pitch of two adjacent rows of sub-pixels of the first display substrate in the scanning direction.Type: GrantFiled: October 29, 2020Date of Patent: April 30, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhichong Wang, Fuqiang Li, Peng Liu, Jing Feng, Xinglong Luan, Guangcai Yuan, Xue Dong
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Publication number: 20240127731Abstract: A display panel, a gate drive circuit, a shift register unit and a driving method thereof. The shift register unit includes: a shift register (1) connected with a signal input end (CR) and a signal output end (OUT), configured to control an electric potential of the signal output end (OUT) under control of an electric potential of the signal input end (CR); a control circuit (2) connected with a start signal end (STV), a control signal end (EN) and the signal input end (CR), configured to control the start signal end (STV) to connect to the signal input end (CR) under control of an electric potential of the control signal end (EN). The present disclosure can achieve independent refreshing of any area on the display panel.Type: ApplicationFiled: August 23, 2022Publication date: April 18, 2024Inventors: Hongrun WANG, Fuqiang LI, Jing YU, Xue DONG, Changfeng LI
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Publication number: 20240103328Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate, wherein the second electrode layer is disposed closer to the substrate, the second electrode layer is connected to the first electrode pattern and the third electrode layer.Type: ApplicationFiled: June 29, 2021Publication date: March 28, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Zhen Zhang, Fuqiang Li, Zhenyu Zhang, Yunping Di, Lizhong Wang, Zheng Fang, Jiahui Han, Yawei Wang, Chenyang Zhang, Chengfu Xu, Ce Ning, Pengxia Liang, Feihu Zhou, Xianqin Meng, Weiting Peng, Qiuli Wang, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang
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Publication number: 20240096271Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1?i?I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.Type: ApplicationFiled: November 14, 2023Publication date: March 21, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Qi Qi, Wanzhi Chen, Lubin Shi, Fuqiang Li, Fei Wang
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Patent number: 11893936Abstract: A pixel driving circuit includes a driving sub-circuit, a signal writing sub-circuit, a compensation sub-circuit, a light-emitting control sub-circuit and an initialization sub-circuit. The signal writing sub-circuit is configured to write a voltage of a data signal terminal into the driving sub-circuit as a data voltage. The light-emitting control sub-circuit is configured to, in conjunction with the driving sub-circuit, drive a light-emitting device to emit light. The initialization sub-circuit is configured to transmit the voltage from the data signal terminal to the compensation sub-circuit as a reset voltage. The compensation sub-circuit is configured to transmit the reset voltage from the initialization sub-circuit to the driving sub-circuit to reset the driving sub-circuit.Type: GrantFiled: May 7, 2021Date of Patent: February 6, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhichong Wang, Fuqiang Li, Peng Liu, Jing Feng, Xinglong Luan