Patents by Inventor Liwei Zhu
Liwei Zhu 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: 20240255286Abstract: A vehicle-road cooperation precise positioning method based on an electrified highway includes measuring position information of its own positioning point by using a roadside positioning module; determining absolute coordinates of all points on a communication line according to the position information; acquiring a contact signal when a vehicle-road connection information system comes into contact with the communication line, and determining position information of a contact point according to the contact signal and the absolute coordinates; and based on a conversion algorithm, determining current vehicle mass center position coordinate information according to the position information of the contact point and parameter information of the vehicle-road connection information system.Type: ApplicationFiled: January 29, 2024Publication date: August 1, 2024Inventors: Zhichao LIU, Wei ZHOU, Wenliang LI, Liwei ZHU, Chen LI, Yujiang SONG, Xiao LI, Chen CAO, Qi ZHAN, Jin GAO, Huajian LI, Xuewen ZHANG, Jie JIN
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Patent number: 11655605Abstract: The present disclosure discloses a fiber reinforce plastic (FRP) composite material pile prepared by an FRP composite material. The FRP composite material pile includes: an FRP winding pipe, an FRP pultrusion hollow profile, and a connecting device. The FRP pultrusion hollow profile includes an outer ring pipe, an inner ring pipe, and a plurality of reinforcing bars. The FRP pultrusion hollow profile is pultruded at one time by pultrusion equipment, and fiber materials thereof are arranged in the longitudinal direction of the pipe. The FRP winding pipe is provided with circumferential fiber materials by taking the FRP pultrusion hollow profile as a membrane, and forms a composite pipe section with the FRP pultrusion hollow profile. The inner ring shape of the cross section of the FRP winding pipe is matched with the FRP pultrusion hollow profile. The FRP connecting device includes connecting plates, connecting bars, and connecting pins.Type: GrantFiled: June 19, 2021Date of Patent: May 23, 2023Assignee: Jiangsu Ocean UniversityInventors: Zhongling Zong, Kui Zhang, Haiyong Song, Qinghai Xie, Jianguo Zhu, Mingzhi Song, Liwei Zhu, Zhiyi Lu
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Publication number: 20220098814Abstract: The present disclosure discloses a fiber reinforce plastic (FRP) composite material pile prepared by an FRP composite material. The FRP composite material pile includes: an FRP winding pipe, an FRP pultrusion hollow profile, and a connecting device. The FRP pultrusion hollow profile includes an outer ring pipe, an inner ring pipe, and a plurality of reinforcing bars. The FRP pultrusion hollow profile is pultruded at one time by pultrusion equipment, and fiber materials thereof are arranged in the longitudinal direction of the pipe. The FRP winding pipe is provided with circumferential fiber materials by taking the FRP pultrusion hollow profile as a membrane, and forms a composite pipe section with the FRP pultrusion hollow profile. The inner ring shape of the cross section of the FRP winding pipe is matched with the FRP pultrusion hollow profile. The FRP connecting device includes connecting plates, connecting bars, and connecting pins.Type: ApplicationFiled: June 19, 2021Publication date: March 31, 2022Applicant: Jiangsu Ocean UniversityInventors: Zhongling ZONG, Kui ZHANG, Haiyong SONG, Qinghai XIE, Jianguo ZHU, Mingzhi SONG, Liwei ZHU, Zhiyi LU
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Patent number: 11176816Abstract: The present application provides an intelligent cloud traffic control system, which has a traffic data recalling and transmission architecture arranged hierarchically from bottom to top, and which includes: terminal devices, first-level cloud devices, second-level cloud devices, . . . ith-level cloud devices; wherein the ith-level cloud devices include a first cloud device, . . . a jth cloud device; the ith-level cloud devices further include: a first cache cloud, . . . a kth cache cloud arranged corresponding to the jth cloud device; wherein the jth cloud device stores a jth cloud device traffic data set, and the kth cache cloud stores a kth characteristic traffic data set; and data in the kth characteristic traffic data set has a higher priority of being recalled than data in the jth cloud device traffic data set.Type: GrantFiled: April 19, 2021Date of Patent: November 16, 2021Inventors: Yanqing Cen, Xianghui Song, Dongzhu Wang, Liyang Lu, Nan Liu, Liwei Zhu, Ling Sun, Yameng Li, Dezao Hou, Honghai Li, Jiahai Zhao, Jian Gao, Qian Yi, Fengman Yang
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Publication number: 20210327263Abstract: The present application provides an intelligent cloud traffic control system, which has a traffic data recalling and transmission architecture arranged hierarchically from bottom to top, and which includes: terminal devices, first-level cloud devices, second-level cloud devices, . . . ith-level cloud devices; wherein the ith-level cloud devices include a first cloud device, . . . a jth cloud device; the ith-level cloud devices further include: a first cache cloud, . . . a kth cache cloud arranged corresponding to the jth cloud device; wherein the jth cloud device stores a jth cloud device traffic data set, and the kth cache cloud stores a kth characteristic traffic data set; and data in the kth characteristic traffic data set has a higher priority of being recalled than data in the jth cloud device traffic data set.Type: ApplicationFiled: April 19, 2021Publication date: October 21, 2021Inventors: Yanqing CEN, Xianghui SONG, Dongzhu WANG, Liyang LU, Nan LIU, Liwei ZHU, Ling SUN, Yameng LI, Dezao HOU, Honghai LI, Jiahai ZHAO, Jian GAO, Qian YI, Fengman YANG
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Publication number: 20210295684Abstract: The present disclosure relates to an intelligent traffic cloud control system; by making full use of technologies such as cloud computing, edge computing, big data, and artificial intelligence, the present disclosure proposes a technical architecture of a cloud-edge-end cooperative road traffic cloud control platform, which can overcome the defects of the technical architecture of existing road traffic operation management and monitoring systems. The highway cloud control platform designed and developed based on this technical architecture can improve the operational efficiency of the road network under the premise of ensuring safety, so that highway users can obtain more timely, effective, and personalized driving and traveling assistance information; moreover, practical applications such as vehicle-road cooperative autonomous driving and other functions are supported.Type: ApplicationFiled: March 18, 2021Publication date: September 23, 2021Inventors: Yanqing CEN, Xianghui SONG, Ling SUN, Dongzhu WANG, Liwei ZHU, Dezao HOU, Liyang LU, Nan LIU, Jiahai ZHAO, Honghai LI, Yameng LI, Jian GAO, Fengman YANG
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Patent number: 10885866Abstract: The present application provides a turn-on voltage supplying circuit and method, a defect analysis method and a display device. The turn-on voltage supplying circuit includes a voltage supplying unit and a switching unit. The voltage supplying unit is configured to provide turn-on voltages, values of which being within a predetermined range, to the M stages of gate driving circuits respectively in the case that the M stages of gate driving circuits are in a normal operation state, or provide corresponding turn-on voltages to the gate driving circuits in the case that the gate driving circuits are subject to a defect analysis process. M is an integer greater than 1. When the gate driving circuits are subject to the defect analysis process, the voltage supplying unit comprises variable resistors connected between a reference turn-on voltage outputting terminal and the turn-on voltage inputting terminals of the gate driving circuits.Type: GrantFiled: July 6, 2016Date of Patent: January 5, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Ming Hua, Xinyu Hu, Liwei Zhu, Luqiang Guo, Zhiming Meng, Yunfei Wang
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Patent number: 10370334Abstract: Provided are an inositol nicotinate crystalline form A and a preparation method therefor. The X-ray powder diffraction analysis, obtained by using Cu-K? ray measurement, of the inositol nicotinate crystalline form A has obvious characteristic diffraction peaks at least at 2? values, expressed in degrees, of 7.05, 7.41, 9.74, 17.80, 19.86, 23.57, 25.48 and 26.20 with an error range of +/?0.2°. The preparation method is one of or a mixed crystallization method of two or more of an evaporation crystallization method, a cooling crystallization method or an anti-solvent crystallization method. The process thereof is simple and easy to operate, and has more selectivity; the inositol nicotinate crystalline form A can be prepared by various methods, and the prepared product has a good crystallization degree and high chemical stability; and the inositol nicotinate crystalline form A prepared by the present method does not have the problem that a residual solvent is out-of-limit.Type: GrantFiled: September 21, 2016Date of Patent: August 6, 2019Assignee: WEIFANG SHENGYU PHARMA CO., LTD.Inventors: Liwei Zhu, Xuefeng Mei, Jianrong Wang
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Patent number: 10223983Abstract: The present invention provides a brightness compensation method, a system and a display panel in a Demura system. The method comprises obtaining an included angle ? between a connection line of a pixel dot and a center point of a camera lens and a horizontal line as a camera is fixed; obtaining a brightness value f(?) corresponding to the ? according to a pre-stored angle-brightness relationship; obtaining a correction brightness value of the pixel dot according to a calculation of the f(?) and a default formula, and performing brightness compensation to the display panel according to the brightness value of the pixel dot after correction. The technical solution provided by the present invention can reduce the influence of the view angle to the brightness and the influence of cos4 ? to the brightness, and thus, it possesses the benefit of the brightness decay offset reduction.Type: GrantFiled: January 14, 2016Date of Patent: March 5, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Ping-sheng Kuo, Liwei Zhu
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Patent number: 10115371Abstract: The embodiment of the present invention discloses a look up table management method of a liquid crystal display and a device. The method can include: obtaining an input data and an output data from a first look up table; performing preset operation to the output data to obtain a middle data, of which a sum of absolute values is smaller than a sum of the output data, and associatively storing the input data and the middle data to be a second look up table; as the liquid crystal display performs display, performing an inverse operation of the preset operation to the middle data in the second look up table which is corresponded with a display data inputted in real time to obtain and output an output data corresponded with the display data.Type: GrantFiled: January 6, 2016Date of Patent: October 30, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Yuhong Fu, Liwei Zhu, Wenqin Zhao
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Publication number: 20180308447Abstract: The present application provides a turn-on voltage supplying circuit and method, a defect analysis method and a display device. The turn-on voltage supplying circuit includes a voltage supplying unit and a switching unit. The voltage supplying unit is configured to provide turn-on voltages, values of which being within a predetermined range, to the M stages of gate driving circuits respectively in the case that the M stages of gate driving circuits are in a normal operation state, or provide corresponding turn-on voltages to the gate driving circuits in the case that the gate driving circuits are subject to a defect analysis process. M is an integer greater than 1. When the gate driving circuits are subject to the defect analysis process, the voltage supplying unit comprises variable resistors connected between a reference turn-on voltage outputting terminal and the turn-on voltage inputting terminals of the gate driving circuits.Type: ApplicationFiled: July 6, 2016Publication date: October 25, 2018Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Ming HUA, Xinyu HU, Liwei ZHU, Luqiang GUO, Zhiming MENG, Yunfei WANG
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Publication number: 20180273480Abstract: Provided are an inositol nicotinate crystalline form A and a preparation method therefor. The X-ray powder diffraction analysis, obtained by using Cu-K? ray measurement, of the inositol nicotinate crystalline form A has obvious characteristic diffraction peaks at least at 2? values, expressed in degrees, of 7.05, 7.41, 9.74, 17.80, 19.86, 23.57, 25.48 and 26.20 with an error range of +/?0.2°. The preparation method is one of or a mixed crystallization method of two or more of an evaporation crystallization method, a cooling crystallization method or an anti-solvent crystallization method. The process thereof is simple and easy to operate, and has more selectivity; the inositol nicotinate crystalline form A can be prepared by various methods, and the prepared product has a good crystallization degree and high chemical stability; and the inositol nicotinate crystalline form A prepared by the present method does not have the problem that a residual solvent is out-of-limit.Type: ApplicationFiled: September 21, 2016Publication date: September 27, 2018Inventors: Liwei ZHU, Xuefeng MEI, Jianrong WANG
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Patent number: 9953554Abstract: Disclosed is a method for obtaining a compensation value of gray scale of a pixel. The method comprises steps of: acquiring a display area of a display panel; dividing the display area equally into a plurality of first sub-areas according to a first preset rule, each of the first sub-areas comprising at least two pixels; obtaining pre-stored multinomial coefficients of each of the first sub-areas, and according to a second preset rule, establishing a multinomial corresponding to each of the first sub-areas; and obtaining a value range of an independent variable of the multinomial, and according to a corresponding multinomial, obtaining a compensation value of gray scale of each of the first sub-areas.Type: GrantFiled: January 20, 2015Date of Patent: April 24, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Houliang Hu, Liwei Zhu
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Publication number: 20180096659Abstract: The present invention provides a brightness compensation method, a system and a display panel in a Demura system. The method comprises obtaining an included angle ? between a connection line of a pixel dot and a center point of a camera lens and a horizontal line as a camera is fixed; obtaining a brightness value f(?) corresponding to the ? according to a pre-stored angle-brightness relationship; obtaining a correction brightness value of the pixel dot according to a calculation of the f(?) and a default formula, and performing brightness compensation to the display panel according to the brightness value of the pixel dot after correction. The technical solution provided by the present invention can reduce the influence of the view angle to the brightness and the influence of cos4 ? to the brightness, and thus, it possesses the benefit of the brightness decay offset reduction.Type: ApplicationFiled: January 14, 2016Publication date: April 5, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventors: Ping-sheng KUO, Liwei ZHU
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Patent number: 9886935Abstract: Disclosed is a method and system for driving a display panel, which relates to the technical filed of displays, and is able to solve the technical problem of undesired display effect resulting from flickers and blurred screens appeared on areas between the sub-areas of the display device. The present disclosure can be used in liquid crystal televisions, liquid crystal display devices, mobile phones, tablet PCs, etc.Type: GrantFiled: April 24, 2015Date of Patent: February 6, 2018Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Zhengsong Xiong, Liwei Zhu
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Patent number: 9814162Abstract: A data center micro-module includes: an enclosure, and a cabinet system, a power supply system, and a cooling system that are inside the enclosure. The cabinet system installs a computing server, the power supply system supplies power for the computing server and the cooling system, and the cooling system cools the computing server; and the enclosure is further externally provided with an interface configured to connect to another data center micro-module or connection apparatus. The foregoing data center micro-module integrates the power supply system, the cooling system and the computing server into a same module, and therefore can be directly manufactured in a factory. When a data center is built, the data center micro-modules only need to be combined and assembled, which greatly reduces a construction cycle of the data center, and the hardware architecture may be flexibly changed according to a specific deployment requirement.Type: GrantFiled: April 9, 2015Date of Patent: November 7, 2017Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Liwei Zhu, Dianlin Li, Xiaowei Yang, Hua Zhu, Wenpeng Xu
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Publication number: 20170301311Abstract: The embodiment of the present invention discloses a look up table management method of a liquid crystal display and a device. The method can include: obtaining an input data and an output data from a first look up table; performing preset operation to the output data to obtain a middle data, of which a sum of absolute values is smaller than a sum of the output data, and associatively storing the input data and the middle data to be a second look up table; as the liquid crystal display performs display, performing an inverse operation of the preset operation to the middle data in the second look up table which is corresponded with a display data inputted in real time to obtain and output an output data corresponded with the display data.Type: ApplicationFiled: January 6, 2016Publication date: October 19, 2017Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yuhong FU, Liwei ZHU, Wenqin ZHAO
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Patent number: 9714179Abstract: The present invention provides a process of oxygenated feed-water treatment of boilers in power station, carried out under an OT treatment process, suitable for both the monotube type boiler and the drum type boiler, and comprising an oxygenation stage comprising: a normal oxygenation converting stage and a decreased oxygenation film-supplementing stage; the normal oxygenation converting stage is a stage in which the feed water system is oxygenated both at the outlet of a condensate polishing system and at the inlet of a feed water pump of a high pressure feed water system, and the concentration of dissolved oxygen in the main steam is controlled to be ?5 ?g/L; the decreased oxygenation film-supplementing stage is a stage in which, after an oxide film is formed in the feed water system, the amount of oxygenation at the high pressure feed water system is decreased so that the amount of the oxygen added is only for supplementing and maintaining the oxide film, while the concentration of dissolved oxygen in theType: GrantFiled: March 20, 2012Date of Patent: July 25, 2017Assignee: Z (P) EPC Electric Power Research InstituteInventors: Zhouhai Qian, Liwei Zhu, Qiuyang Cao, Shenglin Pang, Likui Feng, Xiulin Xiao, Chen Zhou, Canfei Hong
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Publication number: 20170140735Abstract: Disclosed is a method and system for driving a display panel, which relates to the technical filed of displays, and is able to solve the technical problem of undesired display effect resulting from flickers and blurred screens appeared on areas between the sub-areas of the display device. The present disclosure can be used in liquid crystal televisions, liquid crystal display devices, mobile phones, tablet PCs, etc.Type: ApplicationFiled: April 24, 2015Publication date: May 18, 2017Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Zhengsong Xiong, Liwei Zhu
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Publication number: 20170032746Abstract: The present disclosure relates to a liquid crystal display field and discloses a driving circuit communication method, communication device and system of TFT-LCD. The driving circuit communication method includes: a timing controller reads device data of a target device from an external mounted storage device; the timing controller looks up for a device address corresponding to the device data of the target device according to a preset mapping relationship between the device data and the device address; and the timing controller writes the device working code of the target device into a data register of the target device according to the device address which is looked up and corresponding to the device data of the target device. Accordingly, the utilization rate of the external mounted storage device is increased so as to decrease a packaging area for the device and decrease the cost of the device at the same time.Type: ApplicationFiled: August 28, 2015Publication date: February 2, 2017Applicant: Shenzhen China Star Optpelectronics Technology Co. Ltd.Inventors: Yu-Yeh Chen, Liwei Zhu, Jianjun Xie, Yu Wu, Lei Sun