Patents by Inventor Miao Wang
Miao Wang 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: 20250148975Abstract: A pixel circuit, a driving method therefor, a display substrate and a display apparatus, the pixel circuit includes a node control sub-circuit, a storage sub-circuit, a driving sub-circuit and a light emitting control sub-circuit; the storage sub-circuit is electrically connected to a second node and a first power supply line respectively, and is configured to charge the second node when a first scanning signal line is an effective level signal.Type: ApplicationFiled: September 29, 2022Publication date: May 8, 2025Inventors: Pan ZHAO, Haigang QING, Ziyang YU, Zhiliang JIANG, Miao WANG, Ming HU, Tiaomei ZHANG
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Publication number: 20250129040Abstract: Described herein are methods of synthesizing ethyl 3-bromo-1-(3-chloropyridin-2-yl)-4,5-dihydro-1H-pyrazole-5-carboxylate.Type: ApplicationFiled: January 30, 2023Publication date: April 24, 2025Inventors: Minghai LEI, Fengdong YU, Miao WANG, Zongren HAN
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Patent number: 12283247Abstract: A display panel, a driving method, and a display device. The display panel includes: a base substrate, subpixels, driving lines, data lines, a gate driving circuit including clock signal lines and shift register units arranged in extension direction of clock signal lines. The clock signal lines is divided into clock signal line groups; the shift register units is divided into register unit groups; the shift register units in same register unit group are cascaded, adjacent two of shift register units in the extension direction are in different register unit groups; one register unit group corresponds to one clock signal line group; the gate of an input transistor is connected to a clock signal line in a corresponding clock signal line group, the second pole of input transistor is connected to the gate of an output transistor; the second pole of output transistor is connected to at least one driving line.Type: GrantFiled: February 7, 2024Date of Patent: April 22, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuqian Pang, Yunsheng Xiao, Haigang Qing, Miao Wang, Tiaomei Zhang, Mengqi Wang
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Publication number: 20250127006Abstract: The present disclosure provides a display panel and a display apparatus, and belongs to the field of display technology. The display panel includes a plurality of pixel units each including a plurality of subpixels. At least one subpixel in at least one pixel unit is adjacent to at least two support parts, an angle is formed between connection lines respectively connecting centers of the at least two support parts adjacent to the at least one subpixel and a center of the subpixel, and two angles adjacent in a first direction have different orientations.Type: ApplicationFiled: November 8, 2023Publication date: April 17, 2025Inventors: Hong CHEN, Miao WANG, Ge WANG, Zhiliang JIANG, Chenxi LI, Dengyu WANG, Xiang LUO, Ge NIU, Hongli WANG
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Publication number: 20250127004Abstract: Provided are a display panel and a display device. The display panel includes a first display region, a second display region, a substrate, first light-emitting units and second light-emitting units. The first light-emitting units are disposed on one side of the substrate in the first display region. A first light-emitting unit includes m light-emitting layers, m is an integer greater than or equal to 2, and the m light-emitting layers include a first light-emitting layer and a second light-emitting layer. The orthographic projection of the first light-emitting layer on the substrate at least partially overlaps the orthographic projection of the second light-emitting layer on the substrate. The second light-emitting units are disposed on one side of the substrate in the second display region. A second light-emitting unit includes n light-emitting layers, and n is an integer greater than or equal to 1.Type: ApplicationFiled: September 28, 2022Publication date: April 17, 2025Applicant: Wuhan Tianma Microelectronics Co., Ltd.Inventors: Yu CAI, Miao WANG
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Publication number: 20250124871Abstract: A display substrate and a display apparatus are provided, and the display substrate includes a pixel circuit with a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light based on a driving voltage in a luminescence stage; a storage module configured to maintain and provide the driving voltage to the driving module in the luminescence stage; a first transistor, having a first electrode coupled to a position from which the driving module acquires the driving voltage; a second transistor, having a first electrode coupled to the first electrode of the first transistor, and a second electrode being not directly coupled to a signal source; and a voltage stabilizing capacitor, having a first electrode coupled to the second electrode of the second transistor, and a second electrode coupled to a constant voltage signal source.Type: ApplicationFiled: October 21, 2024Publication date: April 17, 2025Inventors: Jingwen ZHANG, Yunsheng XIAO, Miao WANG, Yuqian PANG
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Publication number: 20250113712Abstract: A display panel, having a display area and a peripheral area outside the display area, includes: a driving backplane, comprising a substrate and a transistor layer, a first conductive layer, a first planarization layer and a second conductive layer sequentially provided in a direction away from the substrate; and a light-emitting device, provided on a side of the second conductive layer away from the substrate and located in the display area; wherein the light-emitting device comprises a first electrode, a light-emitting layer and a second electrode stacked in sequence in the direction away from the substrate; the first electrode is connected to at least one of the transistors through the second conductive layer, and the second electrode is connected to the second conductive line.Type: ApplicationFiled: November 25, 2022Publication date: April 3, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiang LUO, Jianpeng WU, Miao WANG, Zhiliang JIANG, Ju MEI, Hong CHEN, Ge NIU, Dengyu WANG, Yanli WANG, Xuan TAO
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Publication number: 20250107358Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes: a base substrate, and a compensation signal line and a plurality of sub-pixels on the base substrate. The sub-pixel includes a sub-pixel driving circuit. The sub-pixel driving circuit includes a driving transistor and a compensation structure. The compensation structure is coupled to the corresponding compensation signal line. An orthographic projection of the compensation structure onto the base substrate is located at a side of an orthographic projection of a gate electrode of the driving transistor onto the base substrate.Type: ApplicationFiled: March 10, 2023Publication date: March 27, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binyan Wang, Yonglin Guo, Dan Cao, Miao Wang, Cong Liu, Wenhui Gao, Yangpeng Wang, Gukhwan Song
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Publication number: 20250095570Abstract: Disclosed are a display panel and a display device. The pixel circuit in the display panel includes a control circuit, a drive circuit, and a regulating circuit. The control circuit controls the potential of the coupled control node based on the gate drive signal provided by the gate line and the data signal provided by the data line. The drive circuit drives the light-emitting element to emit light based on the potential of the control node and the drive power signal provided by the drive power line. The regulating circuit adjusts the potential of the control node through the coupling effect based on the drive power signal and the initial power signal provided by the initial power line.Type: ApplicationFiled: March 28, 2023Publication date: March 20, 2025Inventors: Miao WANG, Yonglin GUO, Dan CAO, Cong LIU, Binyan WANG, Wenhui GAO, Ziyang YU, Zhiliang JIANG
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Publication number: 20250095588Abstract: Provided is a display panel including: a substrate, including a display region and a GOA region at least partially surrounding the display region; a plurality of pixels arranged in arrays, disposed in the display region; a first GOA circuit, disposed in the GOA region, wherein the first GOA circuit includes a plurality of cascaded first GOA units, each of the first GOA units being coupled to at least one row of the pixels and being configured to transmit a gate drive signal to the at least one row of the pixels; and a second GOA circuit, disposed in the GOA region, wherein the second GOA circuit includes a plurality of cascaded second GOA units, each of the second GOA units being coupled to at least one row of the pixels and being configured to transmit a light emission control signal to the at least one row of the pixels.Type: ApplicationFiled: January 29, 2022Publication date: March 20, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Mengqi WANG, Miao WANG, Jingwen ZHANG, Gukhwan SONG, Haigang QING, Hong YI
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Patent number: 12253861Abstract: A multi-robot collaboration method in a flexible hardware production workshop is provided, by which allocation of workpiece machining tasks and transfer of workpieces in different workstations can be achieved and meanwhile relatively high calculation cost is avoided. According to the method, a distributed collaboration method is fully used, and in allusion to the current technical condition, the allocation of the workpiece machining tasks and the transfer of the workpieces in different workstations can be achieved and meanwhile the relatively high calculation cost is avoided. A multi-AGV path conflict eliminating method is used for avoiding possible collision of AGVs during movement. A centralized intervention and adjustment method is used for discovering and predicting system conflicts and failure problems and making timely dispatching and adjustment so as to improve the automation level and the flexibility level of a hardware workshop.Type: GrantFiled: January 17, 2023Date of Patent: March 18, 2025Assignee: BEIJING INSTITUTE OF TECHNOLOGYInventors: Bin Xin, Sai Lu, Lihua Dou, Jie Chen, Qing Wang, Miao Wang
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Publication number: 20250089494Abstract: An array substrate is provided. The array substrate includes a plurality of data lines; a plurality of second fanout connecting lines; and a plurality of first voltage supply lines. In at least one subpixel of the array substrate, an individual data line of the plurality of data lines and an individual second fanout connecting line of the plurality of second fanout connecting lines have a substantial mirror symmetry with respect to an individual first voltage supply fine of the plurality of first voltage supply lines.Type: ApplicationFiled: February 28, 2023Publication date: March 13, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yonglin Guo, Gukhwan Song, Ming Hu, Miao Wang, Wenhui Gao, Cong Liu, Binyan Wang, Youngjang Lee, Dan Cao, Jingwen Zhang
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Publication number: 20250078743Abstract: Disclosed is a pixel drive circuit which is configured to drive a light emitting element to emit light and includes: a node control sub-circuit, configured to provide a signal of an initial signal terminal to a first node under control of a reset signal terminal, provide a signal of a second node to the first node under control of a scan signal terminal, and adjust a signal of the first node or the second node under control of a first control terminal; a drive sub-circuit, configured to provide a drive current to the second node under control of the first node and the third node; and a light emitting control sub-circuit, configured to provide a signal of a first power terminal to the third node and a signal of the second node to the fourth node under control of a light emitting control terminal.Type: ApplicationFiled: March 18, 2022Publication date: March 6, 2025Inventors: Huaisen REN, Yonglin GUO, Miao WANG, Tao GAO
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Publication number: 20250078745Abstract: A pixel circuit includes a driving sub-circuit coupled to a first node, a second node and a third node, a compensation sub-circuit coupled to the first node, the third node and a first scan signal terminal, an adjustment sub-circuit, and a writing sub-circuit. The compensation sub-circuit includes a first transistor group, and the first transistor group includes at least two first transistors connected in series. A fourth node is formed between a second electrode of a first first transistor and a first electrode of a second first transistor. The adjustment sub-circuit is coupled to the fourth node and at least one control terminal. The adjustment sub-circuit is configured to, in light-emitting phases, adjust a voltage of the fourth node under a control of a signal from the at least one control terminal, so as to reduce a voltage difference between the fourth node and the first node.Type: ApplicationFiled: May 31, 2022Publication date: March 6, 2025Inventors: Jingwen ZHANG, Miao WANG, Tiaomei ZHANG, Yunsheng XIAO, Haigang QING
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Patent number: 12236886Abstract: The pixel circuit includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain the driving voltage and to provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.Type: GrantFiled: June 30, 2023Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Dan Cao
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Patent number: 12225769Abstract: A display panel and a display device, relate to the technical field of display technology. The present disclosure disposes a plurality of subpixel on a substrate, each subpixel comprises a compensating transistor, a drive transistor, a storage capacitance and a first initialization signal line, a first active pattern of the compensating transistor includes a first active section, a second active section and a third active section, the second active section extends along a first direction, and extension directions of the first active section and the third active section intersect with the first direction; the first initialization signal line extends along the first direction, and an overlapping area exists between an orthogonal projection of the first initialization signal line on the substrate and an orthogonal projection of the second active section on the substrate, the first initialization signal line overlaps with the first active pattern directly to form a coupling capacitance.Type: GrantFiled: April 29, 2021Date of Patent: February 11, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Miao Wang, Yunsheng Xiao, Jingwen Zhang
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Publication number: 20250039794Abstract: A method for resource determination and a terminal are provided. The method includes the following. A time-domain resource for a first signal and/or a frequency-domain resource for the first signal is determined, where the first signal is a wake-up signal (WUS) or a synchronization preamble.Type: ApplicationFiled: December 2, 2022Publication date: January 30, 2025Inventors: Huayu ZHOU, Miao WANG, Zhengang PAN
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Patent number: 12211450Abstract: A display panel and a display device are provided, which belong to the field of display technologies. The display panel includes: a substrate including a display region and a gate driver on array (GOA) region, a plurality of rows and a plurality of columns of pixels disposed in the display region, and a first GOA circuit disposed in the GOA region. The first GOA circuit includes a plurality of cascaded first shift register units, and the plurality of first shift register units are coupled to the plurality of rows of pixels by a plurality of gate lines, and are configured to transmit gate drive signals to the plurality of rows of pixels through the plurality of gate lines, to drive the plurality of rows of pixels to emit light.Type: GrantFiled: May 23, 2022Date of Patent: January 28, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Miao Wang, Jingwen Zhang
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Patent number: 12211437Abstract: Provided is a pixel circuit. In the pixel circuit, a data write circuit may transmit a data signal to a first node; a compensation circuit may adjust a potential of a second node and a potential of a third node based on a gate drive signal; a first reset circuit may transmit a first initial power supply signal to the third node; a drive circuit may transmit a drive signal to the second node based on the potential of the third node and a potential of the first node; and a second reset circuit may transmit a second initial power supply signal to a first electrode of a light-emitting element.Type: GrantFiled: May 21, 2021Date of Patent: January 28, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang
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Publication number: 20250031193Abstract: A frequency domain resource configuration method and apparatus, and a frequency domain resource switching method and apparatus are provided. The frequency domain resource configuration method includes: generating frequency domain resource set configuration information, where the frequency domain resource set configuration information indicates one or more first frequency domain resources and a channel bandwidth where each of the one or more first frequency domain resources is located; and transmitting the frequency domain resource set configuration information to a terminal device.Type: ApplicationFiled: August 9, 2022Publication date: January 23, 2025Inventor: Miao WANG