Patents by Inventor Chao Lu
Chao Lu 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: 20240136336Abstract: A driving substrate, a light-emitting apparatus and a manufacturing method thereof, a splicing display apparatus, the driving substrate includes: a device disposing area, a bending area and a bonding area, the bending area is located between the device disposing area and the bonding area; the driving substrates located in the device disposing area, the bending area, and the bonding area include a buffer layer, a first conductive layer and a flexible dielectric layer that are stacked in sequence; the driving substrates located in the device disposing area and the bonding area further include a base plate disposed at a side of the buffer layer away from the first conductive layer, and a second conductive layer disposed at a side of the flexible dielectric layer away from the first conductive layer; and the driving substrate located in the bending area is configured to be able to bend along a bending axis.Type: ApplicationFiled: June 24, 2021Publication date: April 25, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xinhong Lu, Xiaoyan Zhu, Chao Liu, Shuilang Dong, Jiushi Wang, Liuqing Li
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Patent number: 11967823Abstract: The disclosure provides a method for monitoring a short-term voltage stability of a power system. The method includes: obtaining a topology and time series of a current power system; inputting the topology and the time series of the current power system into a trained spatial-temporal graph network model, the trained spatial-temporal graph network model being obtained by classification learning on a spatial-temporal graph network model based on a simulation sample dataset; outputting a status of the short-term voltage stability of the power system; and sending an alarm signal in response to outputting an unstable status of the short-term voltage stability of the power system.Type: GrantFiled: June 11, 2021Date of Patent: April 23, 2024Assignees: TSINGHUA UNIVERSITY, ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID LIAONING POWER CO., LTD., STATE GRID CORPORATION OF CHINAInventors: Chao Lu, Yonghong Luo, Xiaohua Zhang, Changyou Feng, Fangwei Duan, Yingxuan Yang, Ruitong Liu, Yue Han
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Publication number: 20240130202Abstract: A display panel includes an active area and a peripheral area surrounding the active area, and the display panel further includes: a substrate and a plurality of light emitting devices arranged on the substrate in array, wherein the plurality of light emitting devices are located at least in the active area; a conducting layer comprising a cathode ring and cathodes of the plurality of light emitting devices, wherein the cathode ring is located in the peripheral area, and the cathode ring surrounds the active area; and a lens layer located at a side of the light emitting devices away from the substrate, wherein the lens layer extends from the active area to the peripheral area; wherein an orthographic projection of the lens layer on the substrate is located within an area delineated by an outer contour of an orthographic projection of the cathode ring on the substrate.Type: ApplicationFiled: October 18, 2022Publication date: April 18, 2024Applicants: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chao Pu, Shengji Yang, Junyan Yang, Xiaochuan Chen, Kuanta Huang, Pengcheng Lu, Dachao Li, Rongrong Shi, Junbo Wei, Xiao Bai, Bo Yang
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Publication number: 20240123071Abstract: Provided are a preparation method for a CTL cell and an application thereof. The preparation method comprises the following steps of: inducing a CTL cell by using a tumor antigen PAP-GM-CSF sensitized DC cell; and knocking out a PD-1 gene of the CTL cell to obtain a PD-1 knock-out CTL cell. The CTL cell obtained by the preparation method can be used for preparing drugs for treatment of prostate cancer, especially for treating PAP-positive prostate cancer. The CTL cell does not cause CTL cell failure and anergy due to the tumor-expressed PD-L1 after being transfused into the body, thereby producing efficient specific cytotoxic effect on a tumor cell and improving the curative effect and reducing the side effect.Type: ApplicationFiled: May 22, 2020Publication date: April 18, 2024Inventors: Chao Zhou, Hong An, Youde Lu, Ling Zhou, Yongbiao Du, Jiaqi Tu, Haibin Michael Yin
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Patent number: 11950486Abstract: A display device, an electronic apparatus and a method for manufacturing the display device are disclosed. The display device includes an array substrate and a first thin film encapsulation layer disposed on the array substrate. The array substrate is a silicon based organic light-emitting diode array substrate, and the array substrate includes a silicon substrate and a light-emitting device disposed on the silicon substrate; a second thin film encapsulation layer disposed between the light-emitting device and the first thin film encapsulation layer; and a color filter layer disposed between the first thin film encapsulation layer and the second thin film encapsulation layer, at each edge of the first thin film encapsulation layer, an orthographic projection of the array substrate on a plane parallel to the array substrate extends beyond an orthographic projection of the first thin film encapsulation layer on the plane.Type: GrantFiled: August 27, 2019Date of Patent: April 2, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Chao Pu, Shengji Yang, Kuanta Huang, Pengcheng Lu, Xiaochuan Chen
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Patent number: 11935842Abstract: Warpage and breakage of integrated circuit substrates is reduced by compensating for the stress imposed on the substrate by thin films formed on a surface of the substrate. Particularly advantageous for substrates having a thickness substantially less than about 150 ?m, a stress-tuning layer is formed on a surface of the substrate to substantially offset or balance stress in the substrate which would otherwise cause the substrate to bend. The substrate includes a plurality of bonding pads on a first surface for electrical connection to other component.Type: GrantFiled: August 13, 2021Date of Patent: March 19, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Shin-Puu Jeng, Clinton Chao, Szu-Wei Lu
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Patent number: 11934371Abstract: A data processing method includes: generating a service serial number for a target service according to a preset naming rule; obtaining service data of the target service; obtaining a target data table from a plurality of pre-configured data tables, according to the service serial number; and storing the service data to the target data table.Type: GrantFiled: May 13, 2019Date of Patent: March 19, 2024Assignee: NETSUNION CLEARING CORPORATIONInventors: Xiang Lu, Jianjiang Xu, Yantao Gao, Wenbin Nie, Qin Huang, Yu Yang, Qiang Zhang, Lei Fan, Chao Zuo
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Publication number: 20240087964Abstract: An apparatus for detecting an endpoint of a grinding process includes a connecting device, a timer and a controller. The connecting device is connected to a sensor that periodically senses an interface of a reconstructed wafer comprising a plurality of dies of at least two types to generate a thickness signal comprising thicknesses from a surface of an insulating layer of the reconstructed wafer to the interface of the reconstructed wafer. The timer is configured to generate a clock signal having a plurality of pulses with a time interval. The controller is coupled to the sensor and the timer, and configured to filter the thickness signal according to the clock signal to output a thickness extremum among the thicknesses in the thickness signal within each time interval, wherein the thickness signal after the filtering is used to determine the endpoint of the grinding process being performed on the reconstructed wafer.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu
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Patent number: 11920932Abstract: A wafer-level assembly method for a micro hemispherical resonator gyroscope includes: after independently manufactured glass substrates are softened and deformed at a high temperature, forming a micro hemispherical resonator on the glass substrate; forming glass substrate alignment holes at both ends of the glass substrate by laser ablation; aligning and fixing a plurality of identical micro hemispherical resonators on a wafer fixture by using the alignment holes as a reference, and then performing operations by using the wafer fixture as a unit to implement subsequent processes that include: releasing the micro hemispherical resonators, metallizing the surface, fixing to the planar electrode substrates, separating the wafer fixture and cleaning to obtain a micro hemispherical resonator gyroscope driven by a bottom planar electrode substrate.Type: GrantFiled: September 17, 2020Date of Patent: March 5, 2024Assignee: NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGYInventors: Xuezhong Wu, Dingbang Xiao, Xiang Xi, Yulie Wu, Hanhui He, Yan Shi, Kun Lu, Bin Li, Yimo Chen, Chao Yuan, Bao Nie
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Patent number: 11919072Abstract: The present invention discloses a preparation process of multi-component spherical alloy powder, which adopts a plasma rotation electrode process (PREP) method to prepare the multi-component spherical alloy powder. The multi-component alloy includes at least one of refractory metals and compounds thereof, specifically including tungsten, molybdenum, tantalum, niobium, rhenium, tungsten carbide, tantalum carbide and the like.Type: GrantFiled: February 11, 2022Date of Patent: March 5, 2024Assignee: ZHENG ZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERINGInventors: Zhihui Lu, Hongtao Yang, Xudong Si, Zhiyang Sun, Leile Zhang, Guangfei You, Yiyong Wu, Chao Chen
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Patent number: 11900269Abstract: Exemplary embodiments of the present disclosure provide a method and apparatus for managing a knowledge base, a device and a computer readable storage medium. The method for managing a knowledge base includes: forking, in response to receiving a request for modification of a rule for a first namespace, the rule to the first namespace, the rule being used to constrain structured data in a knowledge base; modifying, based on the request for modification of the rule, the rule in the first namespace; and adding the modified rule to a rule base associated with the knowledge base.Type: GrantFiled: November 7, 2019Date of Patent: February 13, 2024Assignee: Beijing Baidu Netcom Science and Technology Co., Ltd.Inventors: Weiyu Wang, Chao Lu, Yong Zhu
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Publication number: 20230418932Abstract: The present disclosure relates to file access methods. In one example method, a first electronic device receives a trigger operation performed by a user on a sandbox file in a shared interface sent by a second electronic device, and sends an access request to the second electronic device. The second electronic device receives the access request, and determines mapping information corresponding to the sandbox file based on the access request, where the mapping information includes a mapping file corresponding to the sandbox file, a path of the mapping file, and a correspondence between the path of the mapping file and file index information of the sandbox file. The second electronic device sends the mapping information to the first electronic device. The first electronic device receives the mapping information, and may directly access the sandbox file based on the mapping information.Type: ApplicationFiled: September 14, 2023Publication date: December 28, 2023Inventor: Chao LU
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Publication number: 20230393300Abstract: A multi-sector data correction method for gamma imaging while drilling includes the steps of: (a) dividing each gamma imaging sector into a plurality of counting zones; (b) counting a number of valid counting pulses for each counting zone at a predetermined time interval during MWD; (c) constructing a plurality of measurement vectors based on a value of recording times of each counting zone; (d) establishing a correction matrix with a conditional number less than a set value through an optimization algorithm; and (e) calculating a gamma intensity of each measured sector with the plurality of measurement vectors and the correction matrix as constructed, so as to complete the correction on the measurement data of each measured sector for each predetermined time interval. This method eliminate problems such as rotational measurement distortion of the gamma imaging while drilling tool and improve the accuracy of calculating the formation dip angle.Type: ApplicationFiled: October 15, 2021Publication date: December 7, 2023Inventors: Luyang DING, Ningning YANG, Haiquan TANG, Zhen YANG, Nan LIN, Mingquan HUANG, Qinglong LIU, Quanjin YANG, Xiaolin ZHANG, Zhiyong ZHANG, Chuntian HAN, Hai MA, Xiaohui CUI, Chao LU, Xin CHENG
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Publication number: 20230383605Abstract: A steerable drilling device has an outer tube extending along a longitudinal axis; a drill bit joint inserted into said outer tube, a lower end of said drill bit joint extending out of a lower end of said outer tube for connection to a drill bit; a joint drive mechanism, provided in said outer tube and configured to drive said drill bit joint to swing relative to the longitudinal axis; and a lower connection mechanism. The lower connection mechanism has a connection body connected to said joint drive mechanism in such a manner that said joint drive mechanism is non-rotatable with respect to said connection body, a first centralizer arranged between said connection body and said outer tube, a circuit system arranged in said connection body and configured to provide an electrical signal to said joint driving mechanism, and an attitude sensor arranged in said connection body.Type: ApplicationFiled: October 15, 2021Publication date: November 30, 2023Inventors: Qingming MA, Jieran ZHU, Ningning YANG, Guangquan LI, Yufeng LI, Nan LIN, Haiquan TANG, Haiyang DU, Chao LU
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Publication number: 20230356629Abstract: A system for implementing continuous co-phase flexible alternating current traction power supply and an operation mode therefor includes at least one flexible traction substation and neutral sections. Each flexible traction substation includes a first power inlet line and a second power inlet line, each of which is coupled to one end of a corresponding breaker, the other end of the corresponding breaker is coupled to a primary side of one traction transformer, and a secondary side of the traction transformer is coupled to a plurality of SPCs. SPCs corresponding to each set of traction transformer are coupled in parallel and coupled to a bus of the flexible traction substation through breakers. One feeder line is provided between the bus of the flexible traction substation and each of an up-track line and a down-track line of an overhead contact system, and each feeder line is provided with one up-to-net breaker thereon.Type: ApplicationFiled: March 18, 2022Publication date: November 9, 2023Inventors: Yunzhi LIN, Yingdong WEI, Xiaoqian LI, Yinjun ZHAO, Zhanhe LI, Zengqin LI, Chao LU, Hongzhi HUANG, Ziming LI, Mingrui LI
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Publication number: 20230343903Abstract: A face-up light-emitting device includes a substrate, a semiconductor stacked structure, and a first insulating stacked structure. The substrate has a first surface and a second surface opposite to the first surface. The semiconductor stacked structure is disposed on the first surface and is capable of emitting light. The first insulating stacked structure is disposed on the semiconductor stacked structure and includes first material layers each of which has a refractive index, and second material layers each of which has a refractive index higher than that of each of the first material layers. The first insulating stacked structure has a geometric thickness ranging from 500 nm to 1000 nm. The first material layers and the second material layers are stacked alternately. A display device including the face-up light-emitting device is also disclosed.Type: ApplicationFiled: April 12, 2023Publication date: October 26, 2023Inventors: Qing WANG, Huining WANG, Hongwei XIA, Peng LIU, Chao LU, Ling-Yuan HONG, Chung-Ying CHANG
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Patent number: 11782981Abstract: Embodiments of the disclosure disclose a method, apparatus, server, and storage medium for incorporating a structured entity, wherein the method for incorporating a structured entity can comprise: selecting a candidate entity associated with a to-be-incorporated structured entity from a knowledge graph, determining the to-be-incorporated structured entity being an associated entity based on prior attribute information of a category of the candidate entity and a preset model, merging the associated entity and the candidate entity, and incorporating the associated entity into the knowledge graph. The embodiments can select a candidate entity, and then integrate a preset model using prior knowledge, which can effectively improve the efficiency and accuracy in associating entities, and reduce the amount of calculation, to enable the structured entity to be simply and efficiently incorporated into the knowledge graph.Type: GrantFiled: December 7, 2018Date of Patent: October 10, 2023Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.Inventors: Ye Xu, Zhifan Feng, Chao Lu, Yang Zhang, Zhou Fang, Shu Wang, Yong Zhu, Ying Li
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Patent number: 11762098Abstract: The present disclosure discloses a laser radar for meteorological observation, and specifically relates to the field of meteorology. The laser radar comprises a base. According to the present disclosure, air pressure at the bottom of 301 is increased by injecting gas into the interior of 202, so that the 301 falls off from 201, and the disassembly between the stable seat and the connecting sleeve plates is realized; with regard to the disassembly process of the connecting sleeve plates and the base, the magnetic pole of a positioning electromagnet is changed mainly by switching the current direction of an external coil of the positioning electromagnet, so that the positioning electromagnet is separated from the locking magnet, thereby facilitating the detachment of the base and the connecting sleeve plates in combination with the linkage component, and the disassembly process of the whole device.Type: GrantFiled: January 2, 2023Date of Patent: September 19, 2023Assignee: Shaanxi University of TechnologyInventors: Yuan Jiang, Chao Lu, Rui Wei
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Publication number: 20230258814Abstract: The present disclosure discloses a laser radar for meteorological observation, and specifically relates to the field of meteorology. The laser radar comprises a base. According to the present disclosure, air pressure at the bottom of 301 is increased by injecting gas into the interior of 202, so that the 301 falls off from 201, and the disassembly between the stable seat and the connecting sleeve plates is realized; with regard to the disassembly process of the connecting sleeve plates and the base, the magnetic pole of a positioning electromagnet is changed mainly by switching the current direction of an external coil of the positioning electromagnet, so that the positioning electromagnet is separated from the locking magnet, thereby facilitating the detachment of the base and the connecting sleeve plates in combination with the linkage component, and the disassembly process of the whole device.Type: ApplicationFiled: January 2, 2023Publication date: August 17, 2023Applicant: Shaanxi University of TechnologyInventors: Yuan JIANG, Chao LU, Rui WEI
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Patent number: D993697Type: GrantFiled: August 12, 2022Date of Patent: August 1, 2023Inventor: Chao Lu