Patents by Inventor Xiaofeng Shen
Xiaofeng Shen 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: 12228832Abstract: Provided is a display panel, including: a substrate, a plurality of sub-pixels, a plurality of data lines, and a black matrix; wherein each the sub-pixel is divided into at least two domains along a column direction of the array; and the data line deviates from the column direction of the array and bends toward the row direction of the array to form a corner, wherein a distance between an outer edge of an orthographic projection of the black matrix covering the corner onto the substrate and an outer edge of an orthographic projection of the corner onto the substrate is greater than a distance between an edge of an orthographic projection of the black matrix covering rest of the data line onto the substrate and a corresponding edge of an orthographic projection of the data line covered by the black matrix onto the substrate.Type: GrantFiled: November 30, 2021Date of Patent: February 18, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lijiao Shen, Yu Ma, Xiaona Liu, Jiliang Zhang, Zhitao Li, Linwei Li, Xiaofeng Yin
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Publication number: 20250052377Abstract: An inner and outer tank connection device for a cryogenic storage tank includes a suspension belt; a first connection assembly for connecting the outer tank, wherein the first connection assembly includes a first connection seat and a first connection member, and the first connection seat is configured for connecting the outer tank and the first connection seat is provided with a first limiting seat, the first connection member is rotatably connected to one end of the suspension belt, and the first connection member is provided with a first limiting portion, and the first limiting portion fits with the first limiting seat to limit the first connection member from twisting on the first connection seat with the suspension belt as a rotation axis; and a second connection assembly for connecting the inner tank, wherein the second connection assembly is rotatably connected to another end of the suspension belt.Type: ApplicationFiled: November 1, 2023Publication date: February 13, 2025Applicants: Nantong CIMC Energy Equipment Co. Ltd., China International Marine Containers (Group) Co., Ltd., CIMC ENRIC Investment Holdings (Shenzhen) Co., Ltd.Inventors: Hang HAI, Yongxin LUO, Xiaoxiang ZHOU, Lin ZHAO, Ping'an JIANG, Weidong SHEN, Yunkai ZHANG, Xiaolin ZHU, Xiaofeng JU
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Patent number: 12216754Abstract: The present disclosure generally relates to methods and user interfaces for authentication, including providing authentication at a computer system in accordance with some embodiments.Type: GrantFiled: April 28, 2022Date of Patent: February 4, 2025Assignee: Apple Inc.Inventors: Sung Chang Lee, Bowen Cheng, Yue Hang, Weiqi Pan, Yue Shen, Xiaoguang Yang, Xiaofeng Yu, Feng Zhang, Liang Zhao, Qiuji Zhao, Wendong Zhong
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Patent number: 12219385Abstract: Disclosed in the present application is a hybrid automatic repeat request feedback method, which comprises the steps that: an HARQ-ACK codebook includes HARQ-ACK information of M PDSCHs, the M PDSCHs are all scheduled by first-type PDCCHs, and the first-type PDCCHs are used for activating an SPS configuration; the order of the HARQ-ACK information of the M PDSCHs in the HARQ-ACK codebook is arranged according to at least one parameter value among cell indexes, BWP indexes, SPS configuration indexes and PDSCH transmission moments of the M PDSCHs. The embodiments of the present application also provide a hybrid automatic repeat request feedback method with the participation of second-type PDCCHs for releasing SPS and dynamically configured third-type PDCCHs. The present application also provides a terminal device and a network device to which the method is applied. The present application solves the problem of how to generate an HARQ-ACK codebook when there are multiple PDSCHs in an SPS configuration condition.Type: GrantFiled: August 14, 2020Date of Patent: February 4, 2025Assignee: China Academy of Information and CommunicationsInventors: Zhiyu Yan, Zhiqin Wang, Ying Du, Xiaofeng Liu, Guiming Wei, Fei Xu, Xia Shen, Huiying Jiao
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Publication number: 20250026842Abstract: Provided are a modified immunoglobulin single variable domain, and a protein or polypeptide comprising same. The modified immunoglobulin single variable domain has reduced binding to a pre-anti-drug antibody. Specifically, the C terminal of the immunoglobulin single variable domain comprises amino acid modification. The present invention further relates to an immunoglobulin single variable domain, the pharmaceutical use of a protein or polypeptide comprising same, a pharmaceutical composition, an encoding nucleic acid, and a preparation method.Type: ApplicationFiled: November 29, 2022Publication date: January 23, 2025Inventors: Nan WANG, Xiaofeng YANG, Wei ZHANG, Zhiliang CAO, Hao YE, Yuhong SHEN, Cheng LIAO
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Patent number: 12203917Abstract: The present disclosure provides a method for determining an ore-forming environment of a porphyry deposit based on a tourmaline component, including the following steps: collecting a tourmaline-containing rock in the porphyry deposit to obtain a rock sample; performing pretreatment on the rock sample to obtain a treated sample; performing an in-situ tourmaline trace element test on the treated sample to obtain a test result; performing data processing and interpretation on the test result to obtain tourmaline trace element data; establishing a discrimination factor based on the tourmaline trace element data; and determining the ore-forming environment based on the discrimination factor. The present disclosure can quickly recognize a forming environment of a newly discovered porphyry deposit, thereby summarizing a rule and quickly giving guidance for a next prospecting direction.Type: GrantFiled: March 7, 2024Date of Patent: January 21, 2025Assignees: CHINA UNIVERSITY OF GEOSCIENCES (BEIJING), Tibet Julong Copper Co., Ltd.Inventors: Youye Zheng, Jianzhou Yi, Peng Liu, Song Wu, Xiaofang Dou, Quansheng Shen, Zhixin Zhang, Jinling Liao, Jiancuo Luosang, Defu Shu, Qiong Ci, Xiaofeng Liu
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Publication number: 20250021311Abstract: A system controller for a battery management includes a control chip including a processor and an architecture embedded in the control chip. The architecture includes a target unit, a project determination unit, a project unit, and a model-level output signal summary unit. The processor is configured to run on the architecture to perform the battery management. The project determination unit is configured to output a project enable signal corresponding to the target unit. The project unit includes the target unit, and the project enable signal is configured to trigger startup of the target unit to execute a corresponding logic control strategy. The target unit is configured to receive the project enable signal, and output a unit-level output summary signal based on the project enable signal, and the model-level output signal summary unit is configured to receive the unit-level output summary signal, and to output a model-level output summary signal.Type: ApplicationFiled: September 26, 2024Publication date: January 16, 2025Inventors: Xiaofeng SHEN, Chongru HUA, Xiang YUE
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Publication number: 20240319984Abstract: An ECU upgrade method is provided, including: obtaining a set first encapsulation file, where the first encapsulation file encapsulates first vehicle model information and first upgrade content related information corresponding to the first vehicle model information; obtaining the first vehicle model information and the first upgrade content related information based on the first encapsulation file; obtaining first upgrade process related information corresponding to the first vehicle model information from a set memory based on the first vehicle model information; and performing ECU upgrade processing on a vehicle having the first vehicle model information based on the first upgrade process related information and the first upgrade content related information.Type: ApplicationFiled: May 27, 2024Publication date: September 26, 2024Inventors: Xiaofeng SHEN, Ji NIE, Lvfen CHEN
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Publication number: 20240246449Abstract: A charging control method for a vehicle having an electric function includes: vehicle usage habit data of a user in preset time is read. The usage habit data includes a charging time point of each charging and driving mileage of each driving of the vehicle in the preset time. A current remaining state of charge of the vehicle at a current moment is detected. An estimated need state of charge of the vehicle is determined based on the usage habit data. Whether the vehicle needs charging is determined based on the estimated need state of charge and the current remaining state of charge. The present disclosure further provides a charging control apparatus, a vehicle, and a computer-readable storage medium.Type: ApplicationFiled: March 31, 2024Publication date: July 25, 2024Inventors: Qiuyong ZENG, Xiaofeng SHEN, Linwang DENG, Yuanhong LIU, Honggang YOU, Xunwen CAO
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Publication number: 20240243944Abstract: An electric vehicle monitoring method, apparatus, and a readable storage medium are provided. The method includes the followings. A first configuration file corresponding to a first electric vehicle is obtained. The first configuration file includes first function information, first CAN communication protocol information, and first style information that correspond to the first electric vehicle. The first function information, the first CAN communication protocol information, and the first style information are obtained according to the first configuration file. Configuration information that is of a target function and that is corresponding to the first function information is obtained. Display content of the target function in a set display interface is configured according to the first style information and the configuration information of the target function.Type: ApplicationFiled: March 27, 2024Publication date: July 18, 2024Inventors: Xiaofeng SHEN, Ji NIE, Lvfen CHEN
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Publication number: 20240120932Abstract: Embodiments of the disclosure provide a circuit, chip, system, and method for eliminating random perturbation. The circuit includes a weight calculating module for receiving digital signals and random perturbation digital quantity, using least mean square error algorithm to calculate weight deviation iteration coefficient based on digital signal and digital quantity, and updating perturbation weight in real-time according to weight deviation iteration coefficient; and a perturbation eliminating module for eliminating perturbation signal in output digital signal of quantizer according to perturbation weight updated in real-time and updating perturbation weight in real-time according to weight deviation iteration coefficient, and then calculating current perturbation weight in real time to realize self-calibration of perturbation weight.Type: ApplicationFiled: December 3, 2023Publication date: April 11, 2024Applicant: Chongqing GigaChip Technology Co., Ltd.Inventors: Yabo NI, Yong ZHANG, Xiaofeng SHEN, Ting LI, Lu LIU, Can ZHU, Jiahao PENG, Liang LI, Dongbing FU, Jianan WANG
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Publication number: 20230356626Abstract: The present application discloses a battery equalization system, a vehicle, a battery equalization method, and a storage medium. The battery equalization system includes: a collection circuit; an equalization circuit; a controller, connected to the collection circuit and the equalization circuit; and a power supply branch circuit, controlled by the controller to get connected to a power supply unit and the battery equalization system when a vehicle is in an OFF gear and a cell needs enabling of equalization, so that the power supply unit supplies power to the battery equalization system.Type: ApplicationFiled: June 21, 2023Publication date: November 9, 2023Applicant: BYD COMPANY LIMITEDInventors: Hongbin LUO, Chao WANG, Xiaofeng SHEN, Qiuyong ZENG
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Patent number: 11571981Abstract: The present application discloses a battery equalization system, a vehicle, a battery equalization method, and a storage medium. The battery equalization system includes: a collection circuit; an equalization circuit; a controller; a charging branch circuit, connected to a charging device and a battery pack; and a first power supply branch circuit, connected to the charging device and the battery equalization system, and configured to supply power to the battery equalization system. When a state-of-charge of the battery pack is full and a cell in the battery pack needs enabling of equalization, the controller controls the charging branch circuit to disconnect, and controls the first power supply branch circuit to keep connected, so that an equalization module performs equalization processing on the cell that needs enabling of equalization.Type: GrantFiled: August 31, 2018Date of Patent: February 7, 2023Assignee: BYD COMPANY LIMITEDInventors: Hongbin Luo, Chao Wang, Xiaofeng Shen, Chengzhi Wang, Qiuyong Zeng
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Patent number: 11502657Abstract: A clock driver circuit, including: an input stage, a double-ended to single-ended conversion stage and a driver output stage connected in sequence. The input stage includes two mutually loaded differential amplifiers and a common mode negative feedback loop. The differential amplifiers are connected to a differential clock signal for amplification to generate a common mode voltage. The common mode feedback circuit is connected to an output end of the differential amplifiers to stabilize the output amplitude of the common mode voltage. The double-ended to single-ended conversion stage converts a differential sine clock signal output by the double-ended common mode voltage into a single-ended square wave clock signal. The driver output stage includes a multi-stage cascaded push-pull phase inverter to improve the drive capability of the square wave clock signal.Type: GrantFiled: July 25, 2018Date of Patent: November 15, 2022Assignee: NO. 24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Xiaofeng Shen, Xingfa Huang, Liang Li, Xi Chen, Mingyuan Xu, Jian'an Wang, Dongbing Fu, Guangbing Chen
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Patent number: 11404371Abstract: The present disclosure provides a one-time programmable capacitive fuse bit, including an upper plate, the upper plate includes a plurality of fuses arranged side by side and spaced by an internal from each other, middle portions of two adjacent fuses are connected to each other; a connecting portion connected to the fuse is disposed above two ends and the middle portion of each of the plurality of fuses; the fuse bit further includes a lower plate corresponding to the two ends and the middle portion of the fuse, the lower plate is disposed below the fuse; the lower plate corresponding to the middle portion of the fuse is opposite to the connecting portion corresponding to the middle portion of the fuse; a hollow portion is disposed between the lower plate corresponding to the middle portion of the fuse and the lower plate corresponding to both ends of the fuse.Type: GrantFiled: July 18, 2018Date of Patent: August 2, 2022Assignee: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Mingyuan Xu, Shuiqin Yao, Liang Li, Xiaofeng Shen, Hongrui Yang, Jian'an Wang, Dongbing Fu, Guangbing Chen, Xingfa Huang, Xi Chen
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Patent number: 11353505Abstract: The present disclosure provides a differential clock cross point detection circuit and a detection method. The detection circuit includes: a first MOS transistor (M1), a second MOS transistor (M2) and a capacitor (C); a drain of the first MOS transistor (M1) is connected to a negative terminal (CLK?) of a differential clock, a gate of the first MOS transistor (M1) is connected to a positive terminal (CLK+) of the differential clock, and a source of the first MOS transistor (M1) is connected to a drain of the second MOS transistor (M2); a gate of the second MOS transistor (M2) is connected to the negative terminal (CLK?) of the differential clock, and a source of the second MOS transistor (M2) is connected to an output terminal through a node; one terminal of the capacitor (C) is connected to a node (A), and the other terminal of the capacitor (C) is grounded.Type: GrantFiled: January 7, 2020Date of Patent: June 7, 2022Assignees: NO. 24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION, CHONGQING GIGACHIP TECHNOLOGY CO. LTD.Inventors: Mingyuan Xu, Liang Li, Jun Liu, Xiaofeng Shen, Jianan Wang, Dongbing Fu, Guangbing Chen, Xingfa Huang, Xi Chen
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Patent number: 11323129Abstract: The present disclosure provides a circuit for generating a multi-phase clock having random disturbance added thereto. The circuit for generating a clock includes a main clock module, a random signal generation module and a buffer matrix switch module. The main clock module generates N multi-phase clock signals; and the buffer matrix switch module randomly switches, under the control of a random control signal output by the random signal generation module, transmission paths of the input N multi-phase clock signals, and outputs N multi-phase clock signals with random disturbance. In the present disclosure, the clock phase error is whitened by adding random disturbance. Only with a small loss of signal-to-noise ratio, the influence of a multi-phase clock phase error on the performance of a high-precision TI ADC can be eliminated in real time, and the influence of the fluctuation of a clock phase error can be tracked and eliminated.Type: GrantFiled: December 13, 2018Date of Patent: May 3, 2022Assignee: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Jie Pu, Gangyi Hu, Dongbing Fu, Zhengping Zhang, Liang Li, Ting Li, Daiguo Xu, Mingyuan Xu, Xiaofeng Shen, Xianjie Wan, Youhua Wang
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Patent number: 11292360Abstract: A battery equalization method includes: obtaining a voltage value of a to-be-equalized cell in a battery pack; obtaining a reference voltage value required for equalization; determining a target equalization duration of the to-be-equalized cell according to a voltage value of the to-be-equalized cell, the reference voltage value, and a preset equalization duty cycle, where the equalization duty cycle is a ratio of an equalization period in a unit cycle to the unit cycle, and the unit cycle includes the equalization period and a sampling period; and controlling equalization of the to-be-equalized cell in the equalization period in the unit cycle according to the target equalization duration. According to this method, sampling is separated from equalization in a unit cycle, thereby ensuring accuracy of collected battery information, making the calculated equalization duration relatively accurate, and improving equalization effects of the battery pack.Type: GrantFiled: August 31, 2018Date of Patent: April 5, 2022Assignee: BYD COMPANY LIMITEDInventors: Hongbin Luo, Chao Wang, Xiaofeng Shen, Qiuyong Zeng, Yuanhong Liu, Xiang Zhang
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Patent number: 11290091Abstract: The present disclosure provides a high-speed regenerative comparator circuit, including: a signal input stage connected with an input terminal for differential signal input; a latch for caching and serving as a differential signal output terminal; a current source connected with the signal input stage for providing a power supply voltage; a fast path connected with the output terminal and used for increasing a voltage difference of the output terminal and turning on a positive feedback network of the latch; and a reset switch, including a first reset switch and a second reset switch. In the high-speed regenerative comparator circuit of the present disclosure, the transmission delay of the regenerative comparator circuit can be greatly reduced; and in a latch phase, a bias voltage is disconnected by means of timing control, and thus the power consumption of a comparator can be reduced. The present disclosure has simple circuit and high reliability.Type: GrantFiled: August 1, 2019Date of Patent: March 29, 2022Assignee: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Xi Chen, Xiaofeng Shen, Xingfa Huang, Liang Li, Mingyuan Xu, Jian'an Wang, Dongbing Fu, Guangbing Chen
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Publication number: 20220091184Abstract: The present disclosure provides a differential clock cross point detection circuit and a detection method. The detection circuit includes: a first MOS transistor (M1), a second MOS transistor (M2) and a capacitor (C); a drain of the first MOS transistor (M1) is connected to a negative terminal (CLK?) of a differential clock, a gate of the first MOS transistor (M1) is connected to a positive terminal (CLK+) of the differential clock, and a source of the first MOS transistor (M1) is connected to a drain of the second MOS transistor (M2); a gate of the second MOS transistor (M2) is connected to the negative terminal (CLK?) of the differential clock, and a source of the second MOS transistor (M2) is connected to an output terminal through a node; one terminal of the capacitor (C) is connected to a node (A), and the other terminal of the capacitor (C) is grounded.Type: ApplicationFiled: January 7, 2020Publication date: March 24, 2022Applicants: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION, CHONGQING GIGACHIP TECHNOLOGY CO. LTD.Inventors: MINGYUAN XU, LIANG LI, JUN LIU, XIAOFENG SHEN, JIANAN WANG, DONGBING FU, GUANGBING CHEN, XINGFA HUANG, XI CHEN