Patents by Inventor An Xu

An Xu 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).

  • Patent number: 12064795
    Abstract: A method for conditioning a component of a wafer processing chamber is provided. The component is placed in an ultrasonic conditioning solution in an ultrasonic solution tank. Ultrasonic energy is applied through the ultrasonic conditioning solution to the component to clean the component. The component is submerged in a megasonic conditioning solution in a tank. Megasonic energy is applied through the megasonic conditioning solution to the component to clean the component.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: August 20, 2024
    Assignee: Lam Research Corporation
    Inventors: Amir A. Yasseri, Hong Shih, John Daugherty, Duane Outka, Lin Xu, Armen Avoyan, Cliff La Croix, Girish Hundi
  • Patent number: 12069381
    Abstract: A method includes obtaining an image, where the image includes one or more frames. The method also includes performing multi-frame processing, image signal processing, and image processing on the image to produce a processed image. The method further includes applying a chroma suppression to the processed image. The chroma suppression is configured to reduce brightness and color saturation in one or more select areas within the processed image.
    Type: Grant
    Filed: July 18, 2023
    Date of Patent: August 20, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yibo Xu, Hamid R. Sheikh
  • Patent number: 12068893
    Abstract: Embodiments of equalizers are disclosed. In an embodiment, an equalizer includes a first signal path segment that includes a first plurality of serially connected transistors and current sources, a second signal path segment that includes a second plurality of serially connected transistors and current sources, and at least one termination resistor connected to the first and second signal path segments. The first plurality of serially connected transistors and current sources includes a first current source and a second current source connectable to a reference voltage and a first transistor and a second transistor connected between input terminals of the equalizer and the first and second current sources, where the first signal path segment further includes at least one resistor connected between the first and second current sources.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: August 20, 2024
    Assignee: NXP USA, Inc.
    Inventors: Xueyang Geng, Xu Zhang, Xiaoqun Liu, Siamak Delshadpour
  • Patent number: 12065550
    Abstract: A thermoplastic polymer composition comprises a polyethylene polymer composition and a salt of bicyclo[2.2.1]heptane-2,3-dicarboxylic acid. The polyethylene polymer composition can have a Melt Relaxation Index of 2 or greater. A method for molding a thermoplastic polymer composition comprises the steps of (a) providing an apparatus comprising a die with an annular orifice, a means for blowing pressurized fluid into a tube exiting the die orifice, and a means for drawing and collecting the tube; (b) providing the thermoplastic polymer composition described above; (c) heating the thermoplastic polymer composition to melt the thermoplastic polymer composition; (d) extruding the molten thermoplastic polymer composition through the die to form a tube; (e) blowing a pressurized fluid into the tube to inflate the tube while simultaneously drawing it; (f) allowing the film to cool; and (g) collecting the film.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: August 20, 2024
    Assignee: Milliken & Company
    Inventors: Darin Dotson, Xiaoyou Xu, Walter Forrister
  • Patent number: 12068358
    Abstract: A scan needle includes a substrate, a first color light emitting pixel array comprising a plurality of first color light emitting pixels formed on the substrate, a second color light emitting pixel array comprising a plurality of second color light emitting pixels formed on the substrate, and a third color light emitting pixel array comprising a plurality of third color light emitting pixels formed on the substrate.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: August 20, 2024
    Assignee: JADE BIRD DISPLAY (SHANGHAI) LIMITED
    Inventors: Qunchao Xu, Qiming Li
  • Patent number: 12067733
    Abstract: A video target tracking method is provided to a computing device, the method includes: obtaining a partial detection map corresponding to a target image frame in a to-be-detected video; obtaining a relative motion saliency map corresponding to the target image frame; determining constraint information corresponding to the target image frame according to the partial detection map and the relative motion saliency map; adjusting a parameter of an image segmentation model by using the constraint information, to obtain an adjusted image segmentation model; and extracting a target object from the target image frame by using the adjusted image segmentation model.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: August 20, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Zhen Cui, Zequn Jie, Li Wei, Chunyan Xu, Tong Zhang
  • Patent number: 12065755
    Abstract: The present invention provides a preparation method of a gallium nitride single crystal based on a ScAlMgO4 substrate, comprising following steps: (1) providing a ScAlMgO4 substrate; (2) growing a buffer layer on a surface of the ScAlMgO4 substrate; (3) annealing the buffer layer; (4) growing a GaN crystal on the buffer layer; (5) performing cooling, so that the GaN crystal is automatically peeled off from the ScAlMgO4 substrate. The present invention does not need to use a complex MOCVD process for GaN deposition and preprocessing to make a mask or a separation layer, which effectively reduces production costs; compared with traditional substrates such as sapphire, it has higher quality and a larger radius of curvature, and will not cause a problem of OFFCUT non-uniformity for growing GaN over 4 inches; finally, the present invention can realize continuous growth into a crystal bar with a thickness of more than 5 mm, which further reduces the costs.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: August 20, 2024
    Inventors: Haitao Zhang, Bin Xu, Bo Pang, Lianghong Liu
  • Patent number: 12069599
    Abstract: A measurement method including determining, by a terminal device, a first adjustment parameter of a to-be-measured neighboring cell, determining, based on the first adjustment parameter, a first synchronization signal block-based measurement timing configuration (SMTC) window corresponding to the to-be-measured neighboring cell, and measuring the to-be-measured neighboring cell based on the first SMTC window.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: August 20, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zonghui Xie, Lei Chen, Bin Xu, Hong Wang
  • Patent number: 12064884
    Abstract: The present disclosure discloses an automated calibration system and calibration method for a flexible robot actuator. The calibration system includes a support frame. A visual positioning system, a pressure measuring system and a pneumatic pressure control system are respectively installed on the support frame. The visual positioning system is configured to measure a relative displacement and an angle between two ends of the flexible actuator. The pneumatic pressure control system is configured to charge air into an actuating end of the flexible actuator and measure an input pneumatic pressure of the flexible actuator. The pressure measuring system includes a pressure gauge installed on the support frame through a vertical axis motor system, and the flexible actuator to be calibrated installed on the support frame through a horizontal axis motor system and a rotating motor system.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: August 20, 2024
    Assignee: SOUTHEAST UNIVERSITY
    Inventors: Aiguo Song, Jianwei Lai, Huijun Li, Hong Zeng, Baoguo Xu
  • Patent number: 12065726
    Abstract: Embodiments of the present disclosure provide a mask assembly and a manufacturing method thereof. The mask assembly includes: a frame; a mask provided with a mask area and connection areas positioned on opposite sides of the mask area; and a plurality of first connection parts in each connection area, wherein the plurality of first connection parts in each connection area are arranged in M rows and N columns, each row includes a plurality of first connection parts, each column includes at least one first connection part, and in the same connection area, the first connection parts of any two adjacent rows are arranged in a staggered manner, where each of M and N is an integer larger than 1, and the mask is fixed to the frame via the plurality of first connection parts.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: August 20, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Leifang Xiao, Guoqiang Ma, Peng Xu, Jiancheng Zhao
  • Patent number: 12065682
    Abstract: The present invention belongs to the bioengineering field, and relates to a method for fermentation production of L-theanine by using an Escherichia coli genetically engineered bacterium. The engineered bacterium is obtained by serving a strain as an original strain, wherein the strain is obtained after performing a single copy of T7RNAP, a dual copy of gmas, xylR knockout, and sucCD knockout on an Escherichia coli W3110 genome, and by integrating genes xfp, pta, acs, gltA, and ppc, and knocking out ackA on the genome. The present invention has a high yield, and stable production performance; after 20-25 h, L-theanine has a titer of 75-80 g/L, and the yield is up to 52-55%. The fermentation broth is purified by membrane separation in combination with a cation-anion resin series technique. Moreover, the one-step crystallization yield is 72.3% and the L-theanine final product has a purity of 99%.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: August 20, 2024
    Assignees: Henan Julong Biological Engineering Co., Ltd, Tianjin University of Science and Technology
    Inventors: Xiaoguang Fan, Xiaodong Liu, Jing Li, Ning Chen, Bochao Liu, Shuai Liu, Chaochao Sun, Yongchao Liu, Jiajia Teng, Mengtao Zhang, Yuanqing Ji, Yuhang Zhou, Qingyang Xu
  • Patent number: 12069309
    Abstract: A method of video processing includes determining, for a conversion between a current block of a video and a coded representation of the video, whether a syntax element indicating usage of a skip mode for an intra-block copy (IBC) coding model is included in the coded representation according to a rule that specifies that signaling of the syntax element is based on a dimension of the current block and/or a maximum allowed dimension for a block that is coded using the IBC coding model. The method also includes performing the conversion based on the determining.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: August 20, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.
    Inventors: Li Zhang, Kai Zhang, Jizheng Xu, Hongbin Liu
  • Patent number: 12068984
    Abstract: Certain aspects of the present disclosure relate to methods and apparatus relating to rate matching for new radio (NR) physical downlink shared channel (PDSCH) and physical uplink shared channel (PUSCH). In certain aspects, a method includes receiving a rate matching resource (RMR) configuration from a serving cell. The method also includes identifying one or more first resource elements (REs) to be rate matched around at least in part based on a transmission numerology associated with the RMR configuration, wherein the one or more first REs are used for reference signal (RS) transmission in the serving cell or a neighboring cell. The method further includes mapping a physical downlink shared channel (PDSCH) to one or more second REs not including the first REs.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: August 20, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Liangming Wu, Yu Zhang, Chenxi Hao, Chao Wei, Wanshi Chen, Hao Xu
  • Patent number: 12067081
    Abstract: A method and an apparatus for training a transferable vision transformer (TVT) for unsupervised domain adaption (UDA) in heterogeneous devices are provided. The method includes that a heterogeneous device including one or more graphic processing units (GPUs) loads multiple patches into the TVT which includes a transferability adaption module (TAM). Furthermore, a patch-level domain discriminator in the TAM assigns weights to the multiple patches and determines one or more transferable patches based on the weights. Moreover, the heterogeneous device generates a transferable attention output for an attention module in the TAM based on the one or more transferable patches.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: August 20, 2024
    Assignee: KWAI INC.
    Inventors: Ning Xu, Jingjing Liu, Jinyu Yang
  • Patent number: 12067480
    Abstract: A signal processing method and apparatus, where the apparatus includes an input interface configured to receive an input signal matrix and a weight matrix, a processor configured to interleave the input signal matrix to obtain an interleaved signal matrix, partition the interleaved signal matrix, interleave the weight matrix to obtain an interleaved weight matrix, process the interleaved weight matrix to obtain a plurality of sparsified partitioned weight matrices, perform matrix multiplication on the sparsified partitioned weight matrices and a plurality of partitioned signal matrices to obtain a plurality of matrix multiplication results, and an output interface configured to output a signal processing result.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: August 20, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Ruosheng Xu
  • Patent number: 12068222
    Abstract: Techniques and mechanisms for facilitating heat conductivity in a packaged device with a dummy die. In an embodiment, a packaged device comprises a substrate and one or more IC die coupled to a surface thereof. A dummy die, adjacent to an IC die and coupled to a region of the substrate, comprises a polymer resin and a filler. A package mold structure of the packaged device adjoins respective sides of the IC die and the dummy die, and adjoins the surface of the substrate. In another embodiment, a first CTE of the dummy die is less than a second CTE of the package mold structure, and a first thermal conductivity of the dummy die is greater than a second thermal conductivity of the package mold structure.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: August 20, 2024
    Assignee: Intel Corporation
    Inventors: Mitul Modi, Joseph Van Nausdle, Omkar Karhade, Edvin Cetegen, Nicholas Haehn, Vaibhav Agrawal, Digvijay Raorane, Dingying Xu, Ziyin Lin, Yiqun Bai
  • Patent number: 12066428
    Abstract: Methods of assessing cytolysis of cancer cells are provided, which include: providing a cell-substrate impedance monitoring device operably connected to an impedance analyzer, adding target cells characterized as cancer cells to a well of the device adding effector cells to the well to form a test well, where the effector cells are immune cells obtained or derived from a same patient as the target cells; monitoring cell-substrate impedance of the test well before and after adding the effector cells and optionally deriving an impedance-based parameter from the impedance; and determining effectiveness of effector cell killing of the target cells by comparing the impedance or impedance-based curves over time.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: August 20, 2024
    Assignee: Agilent Technologies, Inc.
    Inventors: Xiaobo Wang, Yama A. Abassi, Nan Li, Lincoln Muir, Xiao Xu
  • Patent number: 12066315
    Abstract: A method for predicting mass of heavy vehicles based on networked operating data and machine learning includes: collecting operating data; extracting speed, engine output torque, satellite elevation, and gear position under a driving condition; determining a transmission ratio of the heavy vehicle based on the gear position; filtering the speed, engine output torque, and the satellite elevation using three of the plurality of filtering parameters; determining a filtered vehicle longitudinal acceleration under the driving condition using the filtered speed, and one of the plurality of filtering parameters; determining a filtered road gradient sine value under the driving condition using the filtered speed, satellite elevation, and one of the plurality of filtering parameters; and inputting the speed, engine output torque, vehicle longitudinal acceleration, road gradient sine value, and transmission ratio into a vehicle mass prediction model to obtain a predicted mass.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: August 20, 2024
    Assignees: CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTD, CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD
    Inventors: Xiaoxin Bai, Chunling Wu, Xiaojun Jing, Yongzhen Yang, Changyu Li, Xu Li, Weilin Liu, Ziming Jing, Jinghui Fan, Na Li, Jing Wang, Wenjin Zhou
  • Patent number: 12069629
    Abstract: Aspects of the present disclosure provide techniques for uplink (UL) data channel design. An example method is provided for operations which may be performed by a first apparatus. The example method generally comprises determining a number of pilot symbols to transmit for one or more slots of a first subframe based, at least in part, on a coverage enhancement (CE) level, and transmitting at least one uplink data channel having the determined number of pilot symbols in the one or more slots of the first subframe.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: August 20, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Seyed Ali Akbar Fakoorian, Alberto Rico Alvarino, Peter Gaal, Wanshi Chen, Yongbin Wei, Juan Montojo, Renqiu Wang, Hao Xu, Xiao Feng Wang
  • Patent number: 12068700
    Abstract: An iterative learning-based energy-saving control method for a piezoelectric motor, comprising: setting a sampling period of a piezoelectric motor (101); obtaining an expected output trajectory of the piezoelectric motor, and performing sampling according to the sampling period to obtain a sampled expected output sequence (102); setting an initial control input signal of the piezoelectric motor (103); obtaining an actual control input signal according to a mapping relation of the initial control input signal, and transmitting the actual control input signal to the piezoelectric motor to obtain an actual output position (104); obtaining a mapping relation of the output position of the piezoelectric motor according to the actual output position, and sampling the mapping relation according to the sampling period to obtain a sampled actual output sequence (105); calculating the difference between the sampled expected output sequence and the sampled actual output sequence to obtain a sampling error function sequen
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: August 20, 2024
    Assignee: Guangzhou University
    Inventors: Yunshan Wei, Yingyu Chen, Zhijia Zhao, Qingyuan Xu, Kai Wan