Patents by Inventor Jiawei XU
Jiawei XU 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: 20230352680Abstract: A positive electrode composite material for a lithium ion secondary battery, and a positive electrode using the positive electrode composite material for a lithium ion secondary battery, a lithium ion secondary battery and a power consuming device are provided. The positive electrode composite material for a lithium ion secondary battery comprises a positive electrode active material and an alkali metal oxide as shown by formula AmGOn, wherein A represents at least one element selected from Na and K and optionally Li, G represents at least one element selected from Fe, Ni, Co, Mn, Ru, Ir, Sn, Cr, Nb, Mo, V and Ti, m is 1-6, and n is 1-4.Type: ApplicationFiled: June 10, 2023Publication date: November 2, 2023Inventors: Zhenhua Li, Xiayi Wu, Jiawei Xu, Ziyu Yang, Hanli Fu, Shuoyan Xu, Xing Li, Shaojun Niu
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Publication number: 20230307624Abstract: A secondary battery includes a negative electrode plate and a positive electrode plate. The negative electrode plate includes a negative electrode active material. The positive electrode plate includes a positive electrode active material. The negative electrode active material is selected from one or more of a silicon-based material and a tin-based material. The positive electrode active material has a molecular formula of M1xMnyM2zOaAb. M1 represents one or two of Mg and Al. M2 represents one or two of Co and Ni. A represents one or more of N, P, and S. 0<x?3, 0<y?6, 0?z?6, 0<y+z?8, 0=<a?12, 0?b?12, and 0<a+b?15.Type: ApplicationFiled: May 11, 2023Publication date: September 28, 2023Inventors: Hanli FU, Zhenhua LI, Jiawei XU, Ziyu YANG, Shuoyan XU, Qiang GUO, Xing LI, Shaojun NIU, Haizu JIN
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Publication number: 20230290415Abstract: Memory cell sensing by charge sharing between two sense nodes is disclosed. A first sense node and a second sense node are pre-charged and the second node is discharged initiating charge sharing between the first sense node and the second sense node that results in an improved sense margin. Sensing circuitry disclosed herein may include one or more pre-charge circuits, sense enable circuits, and charge-sharing circuits. The increased sense margin achieved by sensing circuitry disclosed herein provides better noise immunity and more accurate sensing results.Type: ApplicationFiled: March 8, 2022Publication date: September 14, 2023Inventors: JIAWEI XU, Anirudh AMARNATH, Hiroki YABE
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Publication number: 20230240524Abstract: A colonoscopy system that is configured to assist a user in execution of a colonoscopy. The present invention includes a body having a cylindrical center portion wherein the cylindrical center portion consists of a telescopic assembly. Located on opposing ends of the center portion are outer air members wherein the outer air members are operable to be inflated or deflated. Proximate the front end of the body is an image data collection member having a transparent capsule and a communications module communicably coupled to an external computer network. The body includes an outer wall having a plurality of outer air passages and outer water passages. A piston assembly is operably coupled to the rear end of the body and includes a plurality of pistons configured to facilitate introduction of pressurized water and air into the body. The colonoscopy system further is operably coupled to a direct display.Type: ApplicationFiled: January 31, 2022Publication date: August 3, 2023Inventor: Jiawei Xu
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Publication number: 20230222756Abstract: A driver attention area prediction method includes: S1, acquiring an original driving video of a driver attention area and preprocessing the original driving video, thereby obtaining a processed driving video sequence; S2, constructing a deep learning model through a deep learning keras framework and training the deep learning model to obtain a trained deep learning model; S3, performing area prediction on the processed driving video sequence through the trained deep learning model, thereby obtaining a driver attention area prediction result; and S4, outputting the driver attention area prediction result. Moreover, a driver attention area prediction system includes a driving video acquisition and preprocessing module, a model training module, a model application module and a result output module. Differentiated training can be carried out on driving attentions in LHT and RHT scenes, and driving attentions can be accurately predicted as per scenes and conditions.Type: ApplicationFiled: January 11, 2023Publication date: July 13, 2023Inventor: Jiawei Xu
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Patent number: 11656703Abstract: The disclosure relates to the technical field of displays, and discloses touch module, touch display screen, and touch display device. The touch module includes touch region, peripheral region, and bonding region. The peripheral region includes: connection traces, which include first trace and second trace that are disposed at interval; a shielding wire disposed between the first trace and the second trace, wherein a side wall of the shielding wire close to the first trace is a first side wall, a side wall of the shielding wire close to the second trace is a second side wall, a side wall of the first trace close to the shielding wire is a third side wall, a side wall of the second trace close to the shielding wire is a fourth side wall, and a grounding wire disposed at sides of the connection traces away from the touch region.Type: GrantFiled: August 19, 2021Date of Patent: May 23, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Jiawei Xu
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Publication number: 20230148229Abstract: The power unit includes: a substrate having a first side surface at a first side thereof; a tablet structure located at the first side of the substrate; and a power structure configured to be pressed against the first side surface by the tablet structure. The power unit uses the tablet structure to press the power structure against the first side surface of the substrate, thereby achieving a firm and reliable installation of the power structure on the substrate.Type: ApplicationFiled: April 1, 2021Publication date: May 11, 2023Applicant: Atlas Copco (Wuxi) Compressor Co., Ltd.Inventors: Wenjie XI, Jiawei XU
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Publication number: 20230139663Abstract: Disclosed is a text classification method and a text classification device. The text classification method includes: receiving text data (S1), the text data comprising one or more text semantic units; replacing the text semantic unit with a corresponding text keyword (S2), based on a correspondence between text semantic elements and text keywords; extracting, with a semantic model, a semantic feature of the text keyword (S3); and classifying, with a classification model, the text keyword at least based on the semantic feature, as a classification result of the text data (S4).Type: ApplicationFiled: November 19, 2020Publication date: May 4, 2023Inventors: Feng Liu, Mengmeng Liu, Zhiming Zhang, Nan Liang, Jiawei Xu, Zhentao Liu
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Publication number: 20230114922Abstract: An inverter power assembly includes: a mounting frame; a power module mounted on the mounting frame; and a capacitor electrically connected to the power module. The inverter power assembly has the power module mounted on the mounting frame and the capacitor electrically connected to the power module, which leads to a simple and compact structure and a reasonable arrangement for the entire inverter power assembly.Type: ApplicationFiled: April 1, 2021Publication date: April 13, 2023Applicant: Atlas Copco (Wuxi), Compressor Co., Ltd.Inventors: Wenjie XI, Jiawei XU
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Publication number: 20230102480Abstract: The present disclosure relates to a touch-control panel, including a touch-control layer arranged on the side of a display substrate having a display area and a peripheral area. The touch-control layer includes a touch-control electrode at least partially located in the display area and a peripheral wiring located in the peripheral area; the touch-control electrode includes a first touch-control electrode and a second touch-control electrode; the peripheral wiring includes a first wiring, a second wiring, a first shielding line and a second shielding line; the first shielding line is arranged outside the first wiring, the second wiring is arranged outside the first shielding line, and the second shielding line is arranged outside the second wiring.Type: ApplicationFiled: November 19, 2021Publication date: March 30, 2023Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jiawei XU, Wenjin FAN, Wei ZHANG, Zhao DONG, Bisheng LI, Baoran LI
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Patent number: 11614669Abstract: The present disclosure provides an array substrate and a preparation method thereof, a display panel and a driving method thereof, which belongs to the field of display technology. The array substrate includes a base substrate, a driving circuit layer, a reflective electrode layer, a light-emitting layer, an electrochromic layer, and a common electrode layer. The driving circuit layer is provided with a first and second driving circuit. The reflective electrode layer is provided on a side of the driving circuit layer away from the base substrate and provided with a first and second reflective electrode insulated from each other. The light-emitting layer includes a light-emitting unit arranged on the surface of the second reflective electrode away from the base substrate. The electrochromic layer is arranged on the surface of the first reflective electrode away from the base substrate. The common electrode layer covers the electrochromic layer and the light-emitting unit.Type: GrantFiled: February 23, 2021Date of Patent: March 28, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiawei Xu, Qin Zeng, Xintao Wu, Qidi Wu, Wenjin Fan
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Publication number: 20230046657Abstract: The invention discloses a biological water-quality detection method using said obstructive multi-module biological water-quality detection device. This device includes an obstruction index-selecting device and a water-quality testing device, wherein the obstruction index-selecting device is used to select a qualified or valid stepped obstruction level combination, the water-quality testing device detects the water-quality of the water body to be tested depending on the behavior at each obstruction in the valid obstruction level combination after injecting indicator organisms into the water body to be tested. The relationship between the degree of water pollution and the distribution area of indicator organisms is established and the distribution area of indicator organisms is counted in this method based on the difference between the behaviors of indicator organisms in the clean water body and the polluted water body count, so as to determine the degree of water pollution.Type: ApplicationFiled: March 1, 2021Publication date: February 16, 2023Inventors: Huichao DAI, Jinqiao MAO, Gang WANG, Jiawei XU
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Patent number: 11561640Abstract: There is provided a touch substrate including a base substrate and at least one touch unit on the base substrate. Each touch unit includes capacitive touch electrodes including a first electrode and a second electrode and electromagnetic touch electrodes including a third electrode and a fourth electrode. An insulating layer is between the first and second electrodes. A resistance of a material of each of the electromagnetic touch electrodes is changed when a magnetic field where the electromagnetic touch electrode is located is changed. The insulating layer further extends between the third and fourth electrodes. The third and first electrodes are spaced apart from each other and are side by side on a same side of the base substrate, and the fourth and second electrodes are spaced apart from each other and are side by side on a side of the insulating layer distal to the base substrate.Type: GrantFiled: January 20, 2020Date of Patent: January 24, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiawei Xu, Bisheng Li, Taofeng Xie, Wenjin Fan
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Patent number: 11531436Abstract: A touch panel and a method of manufacturing the same, an electronic device are provided. The touch panel includes a bending area bent along a bending axis. It further includes: a plurality of first touch electrodes extending along a first direction; a plurality of second touch electrodes extending along a second direction; and a metal mesh pattern at least provided in the bending area. The metal mesh pattern includes a first metal mesh line extending along the first direction and connected with the first touch electrode in parallel. The second direction intersects with the first direction.Type: GrantFiled: January 8, 2019Date of Patent: December 20, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jiawei Xu, Taofeng Xie, Wenjin Fan, Zhao Dong
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Publication number: 20220320677Abstract: The embodiments of the application provide a battery cell and a manufacturing method and system therefor, a battery and an electric device. An end cover assembly includes: a battery box including a first wall and a pressure relief mechanism; and a protective member positioned on an outer side of the first wall and including a body portion, a shielding portion and a weak portion. The shielding portion can block emissions released from other battery cells, so as to reduce risk of melt-through of the pressure relief mechanism caused by the emissions. When thermal runaway occurs in the battery cell, the weak portion is broken under the action of a high-temperature and high-pressure substance, such that the high-temperature and high-pressure substance are discharged in time.Type: ApplicationFiled: June 16, 2022Publication date: October 6, 2022Inventors: Qiang GUO, Zhenhua LI, Xinzhan WU, Jiawei XU, Qingsong XIE, Haizu JIN
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Patent number: 11369275Abstract: A device for read-out of a photoplethysmography (PPG) signal comprises: a photodiode, which is configured to detect a PPG signal, the photodiode comprising a first and a second terminal; and a read-out circuitry for reading out the PPG signal, wherein an input stage is connected to receive a first and a second input signal from the terminals and a DC bias voltage, and wherein the input stage is configured for current sensing to provide a fully differential amplification of the input signals to a first and a second current signal, and wherein an output stage is configured to receive the current signals, wherein the current signals comprise an AC and a DC component of the PPG signal, and wherein the output stage is configured to generate a differential output voltage through a gain component.Type: GrantFiled: December 10, 2019Date of Patent: June 28, 2022Assignees: IMEC VZW, STICHTING IMEC NEDERLANDInventors: Shuang Song, Jiawei Xu, Roland Van Wegberg, Nick Van Helleputte
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Patent number: 11347365Abstract: A touch substrate includes a base, a first electrode layer, a dielectric layer and a second electrode layer that are sequentially stacked on the base. The first electrode layer has first electrode regions and first auxiliary regions, and the second electrode layer has second electrode regions and second auxiliary regions. The first electrode layer includes a first mesh electrode including first mesh sub-electrodes and second mesh sub-electrodes. A region where each first mesh sub-electrode is located overlaps a second electrode region, and a region where each second mesh sub-electrode is located overlaps a second auxiliary region. The second electrode layer includes a second mesh electrode including third mesh sub-electrodes and fourth mesh electrodes. A region where each third mesh sub-electrode is located overlaps a first electrode region, and a region where the fourth mesh sub-electrode is located overlaps a first auxiliary region.Type: GrantFiled: August 14, 2020Date of Patent: May 31, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiawei Xu, Zhao Dong, Wenjin Fan, Le Li, Bisheng Li
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Publication number: 20220113838Abstract: A touch substrate includes a base, a first electrode layer, a dielectric layer and a second electrode layer that are sequentially stacked on the base. The first electrode layer has first electrode regions and first auxiliary regions, and the second electrode layer has second electrode regions and second auxiliary regions. The first electrode layer includes a first mesh electrode including first mesh sub-electrodes and second mesh sub-electrodes. A region where each first mesh sub-electrode is located overlaps a second electrode region, and a region where each second mesh sub-electrode is located overlaps a second auxiliary region. The second electrode layer includes a second mesh electrode including third mesh sub-electrodes and fourth mesh electrodes. A region where each third mesh sub-electrode is located overlaps a first electrode region, and a region where the fourth mesh sub-electrode is located overlaps a first auxiliary region.Type: ApplicationFiled: August 14, 2020Publication date: April 14, 2022Inventors: Jiawei XU, Zhao DONG, Wenjin FAN, Le LI, Bisheng LI
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Publication number: 20220083162Abstract: The disclosure relates to the technical field of displays, and discloses touch module, touch display screen, and touch display device. The touch module includes touch region, peripheral region, and bonding region. The peripheral region includes: connection traces, which include first trace and second trace that are disposed at interval; a shielding wire disposed between the first trace and the second trace, wherein a side wall of the shielding wire close to the first trace is a first side wall, a side wall of the shielding wire close to the second trace is a second side wall, a side wall of the first trace close to the shielding wire is a third side wall, a side wall of the second trace close to the shielding wire is a fourth side wall, and a grounding wire disposed at sides of the connection traces away from the touch region.Type: ApplicationFiled: August 19, 2021Publication date: March 17, 2022Inventor: Jiawei XU
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Patent number: 11249608Abstract: The present application provides a touch module and a touch screen. The touch module includes a first metal grid layer and a second metal grid layer. First touch electrodes are disposed in the first metal grid layer and arranged along a first direction, and each of the first touch electrodes extends along a second direction which intersects the first direction. Second touch electrodes are disposed in the second metal grid layer and arranged along the second direction, and each of the second touch electrodes extends along the first direction. The touch module further includes a first dummy electrode and a second dummy electrode, where the first dummy electrode is coupled to a part of the second touch electrode in parallel and the second dummy electrode is coupled to a part of the first touch electrode in parallel.Type: GrantFiled: March 31, 2020Date of Patent: February 15, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiawei Xu, Bisheng Li, Taofeng Xie, Wenjin Fan