Patents by Inventor Fei Xue
Fei Xue 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: 20250148578Abstract: A video processing method and device and an apparatus are provided. The method includes: obtaining a video captured by a photographing device; dividing the video into a plurality of regions based on information associated with a global motion state between frames of the video, wherein the plurality of regions includes a region of interest (ROI) and a non-region of interest (non-ROI); and performing different image processing on the ROI and the non-ROI to achieve different levels of clarity for the ROI and the non-ROI. Present disclosure can effectively save transmission resource usage while ensuring the user's subjective visual experience.Type: ApplicationFiled: January 10, 2025Publication date: May 8, 2025Applicant: SZ DJI TECHNOLOGY CO., LTD.Inventors: Yan ZHOU, Xiaozhen ZHENG, Fei XUE, Liang ZHAO, Xiongbin RAO
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Patent number: 12277341Abstract: This application describes systems and methods for facilitating memory access on flash drives. An example method may start with receiving a read command on a flash memory from a host specifying a logic block address (LBA). The flash memory may include a plurality of blocks grouped into a plurality of super blocks, and each of the plurality of blocks may include a plurality of pages. The method may further include determining a zone identification and an LBA offset based on the LBA; determining a flash physical address (FPA) corresponding to the LBA by accessing a mapping table stored in a random access memory (RAM) according to the zone identification and the LBA offset (e.g., the mapping table includes a plurality of FPAs arranged in a plurality of zones corresponding to the plurality of super blocks); and determining a page number and a block identification corresponding to the FPA.Type: GrantFiled: February 22, 2023Date of Patent: April 15, 2025Assignee: T-Head (Shanghai) Semiconductor Co., Ltd.Inventors: Xiang Gao, Fei Xue, Jiajing Jin, Wentao Wu, Jiu Heng, Yuming Xu, Jifeng Wang
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Patent number: 12191920Abstract: Provided are a method, apparatus and system for measuring total radiated power of an array antenna. The method includes: determining a Rayleigh resolution of the array antenna in an angle space, and setting a stepping grid spacing of sampling points according to the Rayleigh resolution; determining the sampling points according to the stepping grid spacing, measuring equivalent isotropic radiated power (EIRP) at positions of the sampling points and determining the TRP according to the EIRP. Compared with a traditional rest mode using an angle stepping grid ?grid and ?grid of 15°, this reduces measurement errors; and additionally, through a normalized wave vector space transformation, the number of sampling points is further reduced, and the measurement efficiency is improved.Type: GrantFiled: September 20, 2023Date of Patent: January 7, 2025Assignee: ZTE CorporationInventors: Yanchun Zhuang, Hua Gao, Kunjing Zhong, Fei Xue
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Patent number: 12141479Abstract: This application describes systems and methods for facilitating memory access in flash drives. An example method performed by a memory controller may include receiving, from a host, a write command comprising data to be written into a flash memory; splitting the data into a first portion and a second portion; storing the first portion into a static random-access memory (SRAM) in the memory controller; storing the second portion into a dynamic random-access memory (DRAM) communicatively coupled with the memory controller; initiating a configuration operation corresponding to the write command; fetching the first portion from the SRAM and the second portion from the DRAM in response to the flash translation layer indicating a ready status to store the data into the flash memory; combining the fetched first portion and the fetched second portion; and storing the combined first portion and the second portion into the flash memory.Type: GrantFiled: February 24, 2023Date of Patent: November 12, 2024Assignee: T-Head (Shanghai) Semiconductor Co., Ltd.Inventors: Jifeng Wang, Yuming Xu, Wentao Wu, Fei Xue, Xiang Gao, Jiajing Jin
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Patent number: 12141438Abstract: Zero skipping sparsity techniques for reduced data movement between memory and accelerators and reduced computational workload of accelerators. The techniques include detection of zero and near-zero values on the memory. The non-zero values are transferred to the accelerator for computation. The zero and near-zero values are written back within the memory as zero values.Type: GrantFiled: February 25, 2021Date of Patent: November 12, 2024Assignee: Alibaba Group Holding LimitedInventors: Fei Xue, Fei Sun, Yangjie Zhou, Lide Duan, Hongzhong Zheng
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Publication number: 20240311196Abstract: Some embodiments of this disclosure provide a method and an apparatus for generating a data flow policy. For example, a method for generating a data flow policy includes: obtaining a computational graph corresponding to a data processing task; generating an inter-stage data flow policy based on the computational graph and an execution cost; generating a plurality of intra-stage data flow policies corresponding to the plurality of pipeline stages based on the inter-stage data flow policy; and updating the execution cost based on the plurality of intra-stage data flow policies.Type: ApplicationFiled: March 15, 2024Publication date: September 19, 2024Inventors: Haoran Li, Fei Xue, Ruiguang Zhong, Yuan Gao, Yuanwei Fang, Peiye Liu
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Publication number: 20240302383Abstract: A peptide biomarker for identifying Hippocampus species based on peptidomics and application thereof are disclosed, belonging to the technical field of biology. The protein in Hippocampus is studied, and the Hippocampus thermostable protein is comprehensively analyzed using a peptidomics method. The analysis discovered potential peptide biomarkers of Hippocampus collagen, the specificity of the potential peptide biomarkers is verified by HPLC-triple quadrupole mass spectrometry, and the peptide biomarkers are comprehensively identified by combining bioinformatics analysis. Finally, 10 peptide biomarkers are discovered, targeting 11 different species of Hippocampus. The markers provided may identify Hippocampus existing in the market, promote the scientific and standardized classification and grading of Hippocampus commodities, and play an important role in high-quality and high-price trade circulation of the Hippocampus commodities.Type: ApplicationFiled: March 6, 2024Publication date: September 12, 2024Applicant: SHANDONG INSTITUTE FOR FOOD AND DRUG CONTROLInventors: Yongqiang LIN, Yang JIAO, Li SHI, Xue YIN, Yingying XIE, Bing WANG, Fei XUE, Lili XU
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Publication number: 20240265331Abstract: Embodiments of this specification provide a multi-objective learning-based service policy generation method and service policy generation apparatus. In the service policy generation method, a labeled service data sample set is obtained, where each piece of service data sample includes at least one service feature and at least two label values of the piece of service data sample; multi-objective optimization-based service rule training is performed based on the labeled service data sample set, to construct a service rule set, where each optimization objective in multi-objective optimization corresponds to one label in the service data; and then a service policy is generated based on the constructed service rule set.Type: ApplicationFiled: June 30, 2022Publication date: August 8, 2024Inventors: Shiwei LIANG, Yin LOU, Nan LI, Bai HUANG, Jiang QIAN, Fei XUE, Wanjing JIANG, Jiayue LI, Xirui LI
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Publication number: 20240176539Abstract: This application describes systems and methods for facilitating memory access in flash drives. An example method performed by a memory controller may include receiving, from a host, a write command comprising data to be written into a flash memory; splitting the data into a first portion and a second portion; storing the first portion into a static random-access memory (SRAM) in the memory controller; storing the second portion into a dynamic random-access memory (DRAM) communicatively coupled with the memory controller; initiating a configuration operation corresponding to the write command; fetching the first portion from the SRAM and the second portion from the DRAM in response to the flash translation layer indicating a ready status to store the data into the flash memory; combining the fetched first portion and the fetched second portion; and storing the combined first portion and the second portion into the flash memory.Type: ApplicationFiled: February 24, 2023Publication date: May 30, 2024Inventors: Jifeng WANG, Yuming XU, Wentao WU, Fei XUE, Xiang GAO, Jiajing JIN
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Publication number: 20240170809Abstract: A tab welding method includes performing a first welding on a plurality of stacked layers of positive tabs and negative tabs using a toothed welding head, to form a tab body having a first weld spot region, in such a manner that a solid-phase connection is performed on the plurality of stacked layers of positive tabs and negative tabs; and performing a second welding on the tab body using a toothless welding head, to form a second weld spot region, in such a manner that after the first welding, a formed uneven region is shaped and flattened.Type: ApplicationFiled: January 31, 2024Publication date: May 23, 2024Inventors: Chuandong LIN, Jiang LIN, Fei XUE
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Publication number: 20240172151Abstract: Systems, methods, non-transitory processor-readable media, and apparatuses for determining modulation reference signals include but not limited to receiving a Synchronization Signal (SS)/Physical Broadcast Channel (PBCH) block, the SS/PBCH block includes Demodulation Reference Signal (DMRS) Resource Elements (REs). A portion of a bandwidth of the SS/PBCH block is outside of a bandwidth of a system bandwidth. A mapping between a DMRS sequence and the DMRS REs is determined. A mapping between a Control-Chanel Element (CCE) and a first resource is determined.Type: ApplicationFiled: December 7, 2023Publication date: May 23, 2024Applicant: ZTE CORPORATIONInventors: Kai XIAO, Xing LIU, Jing SHI, Peng HAO, Fei XUE
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Publication number: 20240143225Abstract: A solid state drive (SSD) includes an NAND memory and an SSD controller. The SSD controller includes an interface coupled to a host machine, a nonvolatile memory controller coupled to the interface, and a processor coupled to the nonvolatile memory controller. The SSD controller is configured to: receive, via the interface, a write command from the host machine; process, by the nonvolatile memory controller, the write command; transmit, from the nonvolatile memory controller to the processor, a system message; process, by the processor according to Zoned Namespaces (ZNS) protocol, the system message; obtain, by the nonvolatile memory controller via the interface, host data for storage from the host machine; and write the host data to the NAND memory based on a result of processing the system message. Processing the system message by the processor and obtaining the host data by the nonvolatile memory controller are executed in parallel.Type: ApplicationFiled: February 24, 2023Publication date: May 2, 2024Inventors: Yuming XU, Jiu HENG, Fei XUE, Wentao WU, Jifeng WANG, Jiajing JIN, Xiang GAO
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Publication number: 20240143219Abstract: This application describes systems and methods for facilitating memory access on flash drives. An example method may start with receiving a read command on a flash memory from a host specifying a logic block address (LBA). The flash memory may include a plurality of blocks grouped into a plurality of super blocks, and each of the plurality of blocks may include a plurality of pages. The method may further include determining a zone identification and an LBA offset based on the LBA; determining a flash physical address (FPA) corresponding to the LBA by accessing a mapping table stored in a random access memory (RAM) according to the zone identification and the LBA offset (e.g., the mapping table includes a plurality of FPAs arranged in a plurality of zones corresponding to the plurality of super blocks); and determining a page number and a block identification corresponding to the FPA.Type: ApplicationFiled: February 22, 2023Publication date: May 2, 2024Inventors: Xiang GAO, Fei XUE, Jiajing JIN, Wentao WU, Jiu HENG, Yuming XU, Jifeng WANG
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Publication number: 20240118835Abstract: An SSD includes an MRAM, an NAND memory, and an SSD controller. The SSD controller is configured to receive first data from a host machine, save the first data to an SSD data buffer, fetch the first data from the SSD data buffer and write the first data to the MRAM via the MRAM controller, determine, by the data allocation circuit based on a characteristic of the first data, whether to save the first data to the MRAM or the NAND memory, and in response to determining saving the first data to the NAND memory, read the first data from the MRAM, write the first data to the NAND memory, and erase the first data from the MRAM.Type: ApplicationFiled: April 30, 2023Publication date: April 11, 2024Inventors: Fei XUE, Wentao WU, Jiajing JIN, Xiang GAO, Jifeng WANG, Yuming XU, Jiu HENG, Hongzhong ZHENG
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Patent number: 11954093Abstract: Embodiments of the disclosure provide devices and methods for performing a top-k function. The device can include: a memory comprising a plurality of register files for storing the data elements, the plurality of register files comprising a parent register file and a first child register file associated with the parent register file, wherein the parent register file is associated with: first interface circuitry configured for reading a first parent data element from the parent register file and receiving a first child data element and a second child data element from the first child register file; and first comparison circuitry configured for updating the parent register file and the first child register file based on the first parent data element, the first child data element, and the second child data element according to a given principle.Type: GrantFiled: June 4, 2020Date of Patent: April 9, 2024Assignee: Alibaba Group Holding LimitedInventors: Fei Sun, Shuangchen Li, Dimin Niu, Fei Xue, Yuanwei Fang
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Publication number: 20240014907Abstract: Provided are a method, apparatus and system for measuring total radiated power of an array antenna. The method includes: determining a Rayleigh resolution of the array antenna in an angle space, and setting a stepping grid spacing of sampling points according to the Rayleigh resolution; determining the sampling points according to the stepping grid spacing, measuring equivalent isotropic radiated power (EIRP) at positions of the sampling points and determining the TRP according to the EIRP. Compared with a traditional rest mode using an angle stepping grid ?grid and ?grid of 15°, this reduces measurement errors; and additionally, through a normalized wave vector space transformation, the number of sampling points is further reduced, and the measurement efficiency is improved.Type: ApplicationFiled: September 20, 2023Publication date: January 11, 2024Applicant: ZTE CorporationInventors: Yanchun ZHUANG, Hua GAO, Kunjing ZHONG, Fei XUE
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Publication number: 20230393851Abstract: A number of domain specific accelerators (DSA1-DSAn) are integrated into a conventional processing system (100) to operate on the same chip by adding additional instructions to a conventional instruction set architecture (ISA), and further adding an accelerator interface unit (130) to the processing system (100) to respond to the additional instructions and interact with the DSAs.Type: ApplicationFiled: June 20, 2023Publication date: December 7, 2023Inventors: Yuhao WANG, Zhaoyang DU, Yen-kuang CHEN, Wei HAN, Shuangchen LI, Fei XUE, Hongzhong ZHENG
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Patent number: 11804913Abstract: Provided are a method, apparatus and system for measuring total radiated power of an array antenna. The method includes: determining a Rayleigh resolution of the array antenna in an angle space, and setting a stepping grid spacing of sampling points according to the Rayleigh resolution; determining the sampling points according to the stepping grid spacing, measuring equivalent isotropic radiated power (EIRP) at positions of the sampling points, and determining the TRP according to the EIRP. Compared with a traditional test mode using an angle stepping grid ?grid and ?grid of 15°, this reduces measurement errors; and additionally, through a normalized wave vector space transformation, the number of sampling points is further reduced, and the measurement efficiency is improved.Type: GrantFiled: November 5, 2020Date of Patent: October 31, 2023Assignee: ZTE CorporationInventors: Yanchun Zhuang, Hua Gao, Kunjing Zhong, Fei Xue
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Publication number: 20230271970Abstract: The present invention relates to the technical field of chemical drug synthesis, and specifically relates to a method for preparing a compound as shown in formula I, comprising: treating the compound as shown in formula VII with an acid to generate the compound as shown in formula I. The method has few synthetic process steps, raw materials which is stable and is easy to prepare, a reaction process which is easy to control, and a high overall yield and purity, and is suitable for industrial preparation.Type: ApplicationFiled: July 22, 2021Publication date: August 31, 2023Inventors: Yong Qin, Wu Zhong, Fei Xue, Minjie Zhang, Shiyong Fan, Zhibing Zheng, Song Li
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Patent number: 11731104Abstract: The invention provides a biomass-based hyperbranched adsorption material with multi-adsorption sites to multiple heavy metal ions and a preparation method thereof. The biomass-based hyperbranched adsorption material with multi-adsorption sites to multiple heavy metal ions is prepared by one-step instant-crosslinking method using a biomass raw material as matrix and a hyperbranched polymer containing chelating atoms of N, O, and S as functional reagent, wherein the hyperbranched polymer has two or more different adsorption sites (containing elements such as N, S, O, etc.) to heavy metal ions.Type: GrantFiled: August 12, 2021Date of Patent: August 22, 2023Assignee: GUANGXI UNIVERSITYInventors: Hongxiang Zhu, Hui He, Lei Wang, Fei Xue, Xianlin Lei