Patents by Inventor Wenchao Zhao
Wenchao Zhao 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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Patent number: 12145451Abstract: The method includes: when the vehicle satisfies a one-pedal activating condition, controlling the vehicle to enter a one-pedal-function activating mode; when the vehicle enters the one-pedal-function activating mode and satisfies a parking-controlling-function activating condition, acquiring current-vehicle-speed information, road-slope information and a first electric-motor recovering torque; based on the current-vehicle-speed information and the road-slope information, calculating to obtain a parking torque; acquiring a first torque difference between the parking torque and the first electric-motor recovering torque; and performing pressure buildup to the vehicle based on the first torque difference, to control the vehicle to complete a parking operation.Type: GrantFiled: January 13, 2021Date of Patent: November 19, 2024Assignee: GREAT WALL MOTOR COMPANY LIMITEDInventors: Shuai Zhang, Shujiang Chen, Wentao Hou, Qing Zhao, Xiao Chang, Tong Kang, Jiaxin Sun, Wenchao Ling, Weifeng Deng
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Publication number: 20240377118Abstract: A refrigerator control method comprises: collecting working parameters of an ice making system; when the working parameters meet a preset normal defrosting condition of an ice making evaporator, controlling a defrosting unit corresponding to the ice making evaporator to be started; and when information on an amount of ice in an ice bin is detected to be full ice information, and when the working parameters meet a preset full ice defrosting condition of the ice making evaporator, controlling the defrosting unit corresponding to the ice making evaporator to be started.Type: ApplicationFiled: August 29, 2022Publication date: November 14, 2024Inventors: Bintang ZHAO, Wenchao XUE, Jun YANG, Guoliang MOU, Yanqing ZHANG
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Patent number: 12135661Abstract: Example computer-implemented methods, media, and systems for processing input/output (I/O) commands using block size aware polling are disclosed. One example method includes creating multiple polling queues and multiple interrupt queues in a transport drivers layer of a storage stack. A first I/O command is received from a core layer of the storage stack and by the transport drivers layer. A ratio of a total number of multiple small block size commands in the transport drivers layer to a total number of multiple outstanding I/O commands in the transport drivers layer is determined to be larger than a predetermined first threshold. In response to determining that the ratio is larger than the predetermined first threshold, the polling mode is applied to the first I/O command through the submission of the first I/O command to a first polling queue in the multiple polling queues.Type: GrantFiled: June 28, 2022Date of Patent: November 5, 2024Assignee: VMware LLCInventors: Ran Peng, Yang Bai, Wenchao Cui, Yu Zhao, Zhihao Yao
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Patent number: 12133056Abstract: A display device, a sound producing control method, a method and device for determining parameters. The display device includes a plurality of exciters arranged on the display panel, the display panel producing sound on a screen through the plurality of exciters; wherein, the plurality of the exciters are formed as at least one sound producing unit, each sound producing unit includes at least two exciters, and each exciter in the same sound producing unit is connected to a same audio signal input end, in one sound producing unit, a signal filter is provided on an audio transmission line from the audio signal input end to at least one exciter, and used for low frequency compensation of a sound produced by the entire sound producing unit.Type: GrantFiled: February 7, 2021Date of Patent: October 29, 2024Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yanhui Xi, Xiaomang Zhang, Wenchao Han, Yaqian Ji, Wei Sun, Minglei Chu, Xiangjun Peng, Tiankuo Shi, Zhihua Ji, Yan Sun, Yifan Hou, Chenxi Zhao, Shuo Zhang
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Patent number: 12111491Abstract: A single-core polarization-maintaining dispersion compensation micro-structured optical fiber comprises a fiber core, a first layer of air holes surrounding the fiber core, the cladding defects on the x-axis, the cladding defects on the y-axis, and the cladding. The air holes in the fiber cross section are arranged in the equilateral triangle lattice. Three consecutive air holes are omitted to form a solid area. This solid area is the fiber core. There are two cladding defects along the x-axis. Their centers are respectively located at the two vertices of the hexagon on the x-axis, which is formed by the fourth air hole ring from the core exclusive the central air hole. Each cladding defect along the x-axis contains 7 air holes and goes through from the core by only 1 layer of air holes. There are also two cladding defects along the y-axis.Type: GrantFiled: September 28, 2023Date of Patent: October 8, 2024Assignee: Yanshan UniversityInventors: Wei Wang, Xiaochen Kang, Chang Zhao, Hongda Yang, Wenchao Li, Man Yang
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Patent number: 12091114Abstract: The present disclosure provides a self-learning collaborative control method for active steering and yaw moment for a motor vehicle, including a first step of constructing fundamental formulas which are stored in a vehicle ECU, and a second step of calculating an active steering angle ?C and a yaw moment Mc on line by the vehicle ECU according to following sub-steps during a driving process of the motor vehicle, and controlling a driving state of the motor vehicle according to ?C and Mc. The second step includes a first sub-step of collecting raw real-time parameter values, a second sub-step of performing calculation by the identifier and the control target reference model, a third sub-step of calculating ?C and Mc. The present disclosure can realize the self-learning collaborative control of active steering and yaw moment without requiring a system control model and correct a driver's steering operation.Type: GrantFiled: December 25, 2023Date of Patent: September 17, 2024Assignee: Zhengzhou University of Light IndustryInventors: Zhijun Fu, Yaohua Guo, Dengfeng Zhao, Jinquan Ding, Chaohui Liu, Wenbin He, Wenchao Yang, Lei Yao, Fang Zhou, Hui Wang, Wuyi Ming
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Patent number: 11947259Abstract: Provided is a photoinitiator composition containing an acylcarbazole derivative and a carbazolyl oxime ester. The photoinitiator composition is used in a photocurable composition, especially a photoresist formulation, and exhibits the best sensibilization effect when the molar ratio of the acylcarbazole derivative to the carbazolyl oxime ester photoinitiator is between 0.1 and 1.4.Type: GrantFiled: March 17, 2020Date of Patent: April 2, 2024Assignee: IGM (ANQING) HIGH TECHNOLOGY DEVELOPMENT CO., LTDInventors: Wenchao Zhao, Chenlong Wang, Jiaqi Li, Yonglin Wang
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Patent number: 11639331Abstract: A diketone oxime ester compound shown in formula I and a manufacturing method therefor, and a photo-curable composition using the compound of formula I as a photoinitiator. The composition has extremely high light sensitivity and relatively low yellowing resistance when applied to prepare a color filter for a light resistance device such as a display screen.Type: GrantFiled: August 30, 2018Date of Patent: May 2, 2023Assignee: INSIGHT HIGH TECHNOLOGY CO., LTDInventors: Wenchao Zhao, Jiaqi Li, Chenlong Wang
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Patent number: 11608395Abstract: A polyacrylate macromolecular photoinitiator, a synthesis method therefor, and the use thereof. The polyacrylate macromolecular photoinitiator is free of a component having a molecular weight of less than 1000, and can effectively avoid the introduction of a material having a mall molecular weight in the photoinitiator and the odor and migration contamination produced thereby, the general formula thereof being as shown in formula I.Type: GrantFiled: September 13, 2018Date of Patent: March 21, 2023Assignee: INSIGHT HIGH TECHNOLOGY CO., LTDInventors: Chenlong Wang, Wenchao Zhao
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Publication number: 20220334355Abstract: The disclosure discloses an optical imaging system, which sequentially includes from an object side to an image side along an optical axis: a diaphragm; a first lens with a positive refractive power; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a refractive power; a fifth lens with a refractive power; a sixth lens with a refractive power, an object-side surface thereof is a convex surface; and a seventh lens with a positive refractive power, wherein an effective focal length f of the optical imaging system and an entrance pupil diameter (EPD) of the optical imaging system satisfy: f/EPD<1.3; and TTL is an on-axis distance from an object-side surface of the first lens to an imaging surface, Semi-FOV is a half of a maximum field of view of the optical imaging system, and TTL and Semi-FOV satisfy: 3.0 mm<TTLĂ—Tan(Semi-FOV)<4.0 mm.Type: ApplicationFiled: April 12, 2022Publication date: October 20, 2022Inventors: Wenchao ZHAO, Yabin HU, Jianke WENREN, Fujian DAI, Liefeng ZHAO
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Publication number: 20220185775Abstract: Provided in the present invention is a novel diaroyl carbazole compound, used together with a carbazolyl oxime ester photo initiator to show a significant synergistic initiation effect in a photoresist composition; the best sensitising effect is shown when the molar ratio of the diaroyl carbazole compound and the carbazolyl oxime ester photoinitiator is 0.1-1.Type: ApplicationFiled: March 17, 2020Publication date: June 16, 2022Applicant: IGM (ANQING) HIGH TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Wenchao Zhao, Jiaqi Li, Zhongli Ma, Chenlong Wang, Yonglin Wang
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Publication number: 20220179309Abstract: Provided is a photoinitiator composition containing an acylcarbazole derivative and a carbazolyl oxime ester. The photoinitiator composition is used in a photocurable composition, especially a photoresist formulation, and exhibits the best sensibilization effect when the molar ratio of the acylcarbazole derivative to the carbazolyl oxime ester photoinitiator is between 0.1 and 1.4.Type: ApplicationFiled: March 17, 2020Publication date: June 9, 2022Applicant: IGM (ANQING) HIGH TECHNOLOGY DEVELOPMENT CO., LTDInventors: Wenchao Zhao, Chenlong Wang, Jiaqi Li, Yonglin Wang
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Publication number: 20210198193Abstract: Involved are a diketone oxime ester compound shown in formula I and a manufacturing method therefor, and a photo-curable composition using the compound of formula I as a photoinitiator. The composition has extremely high light sensitivity and relatively low yellowing resistance when applied to prepare a color filter for a light resistance device such as a display screen.Type: ApplicationFiled: August 30, 2018Publication date: July 1, 2021Inventors: Wenchao ZHAO, Jiaqi LI, Chenlong WANG
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Publication number: 20210147585Abstract: A polyacrylate macromolecular photoinitiator, a synthesis method therefor, and the use thereof. The polyacrylate macromolecular photoinitiator is free of a component having a molecular weight of less than 1000, and can effectively avoid the introduction of a material having a mall molecular weight in the photoinitiator and the odor and migration contamination produced thereby, the general formula thereof being as shown in formula I.Type: ApplicationFiled: September 13, 2018Publication date: May 20, 2021Applicant: Insight High Technology Co., LtdInventors: Chenlong WANG, Wenchao ZHAO
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Patent number: 9409861Abstract: The present invention provides a photocurable composition prepared using mercapto benzophenone compounds as key raw materials. The present invention aims to solve the problems existing in the prior photo-curing technology that low-molecular photoinitiators are easy to remain and migrate, while macromolecular photoinitiators has low initiation efficiency due to a low content of effective components and also has the problem of certain migration. The photocurable composition in the present invention can be easily prepared and has high addition efficiency with ethylenically unsaturated compounds, and the photocurable composition obtained by addition has no residual mercapto and has features of high initiation activity and zero migration rates when it is used in photocurable coatings, binder and ink formula.Type: GrantFiled: May 14, 2015Date of Patent: August 9, 2016Assignee: Insight High Technology (Beijing) Co. Ltd.Inventors: Wenchao Zhao, Zhongli Ma, Jiaqi Li, Lixiu Yao, Jue Zhang, Weijing Hu, Jing Li, Yonglin Wang
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Publication number: 20150246878Abstract: The present invention provides a photocurable composition prepared using mercapto benzophenone compounds as key raw materials. The present invention aims to solve the problems existing in the prior photo-curing technology that low-molecular photoinitiators are easy to remain and migrate, while macromolecular photoinitiators has low initiation efficiency due to a low content of effective components and also has the problem of certain migration. The photocurable composition in the present invention can be easily prepared and has high addition efficiency with ethylenically unsaturated compounds, and the photocurable composition obtained by addition has no residual mercapto and has features of high initiation activity and zero migration rates when it is used in photocurable coatings, binder and ink formula.Type: ApplicationFiled: May 14, 2015Publication date: September 3, 2015Inventors: Wenchao ZHAO, Zhongli MA, Jiaqi LI, Lixiu YAO, Jue ZHANG, Weijing HU, Jing LI, Yonglin WANG
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Patent number: 9061979Abstract: The present invention provides a photocurable composition prepared using mercapto benzophenone compounds as key raw materials. The present invention aims to solve the problems existing in the prior photo-curing technology that low-molecular photoinitiators are easy to remain and migrate, while macromolecular photoinitiators has low initiation efficiency due to a low content of effective components and also has the problem of certain migration. The photocurable composition in the present invention can be easily prepared and has high addition efficiency with ethylenically unsaturated compounds, and the photocurable composition obtained by addition has no residual mercapto and has features of high initiation activity and zero migration rates when it is used in photocurable coatings, binder and ink formula.Type: GrantFiled: February 7, 2013Date of Patent: June 23, 2015Assignee: Insight High Technology (Beijing) Co. Ltd.Inventors: Wenchao Zhao, Zhongli Ma, Jiaqi Li, Lixiu Yao, Jue Zhang, Weijing Hu, Jing Li, Yonglin Wang