Patents by Inventor Weimin Li

Weimin Li 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).

  • Publication number: 20200333700
    Abstract: A multilayer stack in the form of a Bragg reflector comprising a graded interfacial layer and a method of manufacturing are disclosed. The graded interfacial layer eliminates the formation of low-reflectivity interfaces in a multilayer stack and reduces roughness of interfaces in a multilayer stack.
    Type: Application
    Filed: April 16, 2020
    Publication date: October 22, 2020
    Applicant: Applied Materials, Inc.
    Inventors: Wen Xiao, Vibhu Jindal, Weimin Li, Shuwei Liu
  • Patent number: 10794174
    Abstract: A dynamically self-balancing pressurized borehole sealing apparatus and method thereof for coal seam gas pressure measurement having a pressure measuring tube arranged in a borehole with one end of the pressure measuring tube provided with a pressure measuring unit. The pressure measuring tube is wrapped with an expansion airbag and provided with a pressure introducing hole communicating with the expansion airbag. On each side of the expansion airbag, the pressure measuring tube is wrapped with a front borehole inflatable sealing airbag and a rear borehole inflatable sealing airbag respectively. A gel injection chamber is reserved between the front borehole sealing airbag and the rear borehole sealing airbag and between the expansion airbag and an inner side of the borehole. Gas from the pressure measuring tube expands the expansion airbag and squeezes sealing gel in the gel injection chamber into borehole fractures for dynamic pressurized sealing.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: October 6, 2020
    Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Wei Lu, Zhen Liu, Guansheng Qi, Jinliang Li, Dongling Sun, Weimin Cheng, Dong Wang, Chuanrui Qin
  • Publication number: 20200314954
    Abstract: Disclosed are a data transmission method, an access point and a station. The method comprises: sending a radio frame to a plurality of stations, triggering the stations to perform unlink multi-user transmission, and when the stations belong to different basic service sets of the access point, setting a sending address of the radio frame to be a public address.
    Type: Application
    Filed: April 13, 2020
    Publication date: October 1, 2020
    Inventors: Nan LI, Kaiying LV, Weimin XING, Zhiqiang HAN, Bo SUN
  • Publication number: 20200280897
    Abstract: Notifying served user equipments (UEs) of the presence or absence of cell-specific reference signal (CRS) symbols transmitted by neighboring base stations in the physical downlink shared channel (PDSCH) region of a subframe can be achieved through various of signaling techniques. The served UE may be notified by communicating a one or multi-bit indicator in a physical layer signaling channel of the serving cell, such as the physical downlink control channel (PDCCH) of the subframe. Alternatively, the served UE may be notified through higher layer signaling.
    Type: Application
    Filed: May 20, 2020
    Publication date: September 3, 2020
    Inventors: David Jean-Marie Mazzarese, Qiang Li, Zheng Yu, Weimin Xiao, Brian Classon
  • Publication number: 20200253832
    Abstract: An automatic breastfeeding method of a premature infant is disclosed, which includes a preparation stage, an active lactation stage, a passive lactation stage and a rest stage. The invention also provides an automatic breastfeeding machine used for the automatic breastfeeding method of a premature infant, comprising a stomach tube, a lactation supply device, a detector and a control device. According to the invention, a self-sucking ability of the premature infant is trained, normal circulation of a mouth-pharyngeal-gastric-intestinal reflex of the premature infant is realized, and nutritional requirements of the premature infant are ensured in the case of taking differences of the premature infants into account, so that the premature infants have no difference with term infants in care, diet, neurological development and growth and development in the future.
    Type: Application
    Filed: January 11, 2018
    Publication date: August 13, 2020
    Inventors: Hongping LI, Xinyong CHEN, Xikai YANG, Yanan LU, Weimin HUANG
  • Publication number: 20200244495
    Abstract: Provided are a data processing method and device. The method may include: generating first data, wherein generating the first data comprises one of: performing differential encoding on second data to generate third data, and processing the third data by using a sequence to generate the first data; processing the second data by using a sequence to generate fourth data, and performing differential encoding on the fourth data to generate the first data; and processing the second data by using a sequence to generate the first data.
    Type: Application
    Filed: October 12, 2018
    Publication date: July 30, 2020
    Inventors: Weimin LI, Zhifeng YUAN, Yuzhou HU
  • Publication number: 20200227727
    Abstract: A vertical ferroelectric NAND memory system and method of making is disclosed. The vertical ferroelectric NAND memory system may comprise a stack of horizontal layers and a vertical structure. The stack of horizontal layers may be formed on a semiconductor substrate. The stack of horizontal layers may comprise a plurality gate electrode layers alternating with a plurality of insulating layers. The gate electrode layer may comprise conductive lines alternate with insulating lines. The insulating lines may be formed of insulating materials. The conductive lines are formed of a metal comprising W. The vertical structure may extend vertically through the stack of horizontal layers. The vertical structure may comprise a ferroelectric oxide layer, a vertical channel structure. The vertical channel structure may be formed of a semiconductor material.
    Type: Application
    Filed: January 19, 2018
    Publication date: July 16, 2020
    Inventor: Weimin Li
  • Publication number: 20200217202
    Abstract: Disclosed is a ground wellhole dedicated protective pipe for gas extraction of a mining-induced area. The ground wellhole dedicated protective pipe for gas extraction of a mining-induced area is disposed inside a ground wellhole for gas extraction of the mining-induced area and the ground wellhole dedicated protective pipe for gas extraction of a mining-induced area includes a casing and a chain that is disposed inside the casing and slidable relative to the casing, wherein the chain includes a plurality of chain drums and connecting pieces movably connecting the adjacent chain drums, and a plurality of air holes are opened in the chain drum along an axial direction of the chain drum.
    Type: Application
    Filed: July 13, 2018
    Publication date: July 9, 2020
    Inventors: Wei LU, Qianting HU, Guansheng QI, Weimin Cheng, Jinliang LI, Dong WANG, Zhen LIU
  • Publication number: 20200221437
    Abstract: A data transmission method is provided. The method includes: a transmitter generates a transmission signal on the basis of transmission information and modulates, by means of a carrier modulation, the transmission signal to a target time-frequency resource for transmission.
    Type: Application
    Filed: November 30, 2017
    Publication date: July 9, 2020
    Inventors: Zhifeng YUAN, Chunlin YAN, Weimin LI
  • Publication number: 20200205475
    Abstract: A device capable of automatically igniting or heating a cigarette includes a heat source system, a control system, and the openable and closeable top cover. The heat source system includes the electric heating chamber and the igniter. The igniter includes the electric heating element. The electric heating chamber includes at least one pair of light passing holes of the electric heating chamber. The control system includes the control circuit board, the mechanical switch, the mode switching switch, the infrared light source, the light sensing switch, and the device main circuit switch. The mechanical switch controls the top cover to be opened or closed and controls the device main circuit switch to be turned on or off. The mode switching switch is used for switching between an operation of the igniter and an operation of the electric heating chamber.
    Type: Application
    Filed: September 10, 2018
    Publication date: July 2, 2020
    Applicant: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
    Inventors: Xu ZENG, Jianguo TANG, Ping LEI, Shanzhai SHANG, Dalin YUAN, Xudong ZHENG, Jingmei HAN, Zhiqiang LI, Chengya WANG, Ru WANG, Yupeng GONG, Weimin GONG, Kunrong SHI, Zhihong TAN, Yongkuan CHEN
  • Publication number: 20200212477
    Abstract: A lithium ion battery and method of making an electrode is disclosed. The lithium ion battery may comprise an anode, a cathode, a separator. The anode may comprise negative electrode material and a negative current collector. The cathode may comprise positive electrode material and a positive current collector. The negative or positive electrode material forms a continuous negative or positive electrode material layer on the negative or positive current collector. The separator may separate the anode and the cathode. At least one continuous electrode material layer may include a plurality of vertical structures. The vertical structures may have depths into the current collector and sidewalls. The sidewalls may define the plurality of vertical structures. The plurality of the vertical structures may be configured in an array.
    Type: Application
    Filed: February 2, 2018
    Publication date: July 2, 2020
    Inventor: Weimin Li
  • Patent number: 10701607
    Abstract: Notifying served user equipments (UEs) of the presence or absence of cell-specific reference signal (CRS) symbols transmitted by neighboring base stations in the physical downlink shared channel (PDSCH) region of a subframe can be achieved through various of signaling techniques. The served UE may be notified by communicating a one or multi-bit indicator in a physical layer signaling channel of the serving cell, such as the physical downlink control channel (PDCCH) of the subframe. Alternatively, the served UE may be notified through higher layer signaling.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: June 30, 2020
    Assignee: Futurewei Technologies, Inc.
    Inventors: David Jean-Marie Mazzarese, Qiang Li, Zheng Yu, Weimin Xiao, Brian Classon
  • Publication number: 20200199115
    Abstract: The present invention relates to an oxopicolinamide derivative, a preparationmethod therefor and the pharmaceutical use thereof. In particular, the present invention relates to an oxopicolinamide derivative as shown in the general formula (AI), a preparation method therefor and a pharmaceutical composition comprising the derivative, and to the use thereof as a therapeutic agent, in particular as an inhibitor of blood coagulation factor XIa (Factor XIa, FXIa for short) and the use thereof in the preparation of a drug for treating diseases such as thromboembolism, wherein the definition of each substituent in the general formula (AI) is the same as defined in the description.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 25, 2020
    Inventors: Fanglong YANG, Weimin WANG, Xiaodong LI, Gang CHEN, Feng HE, Weikang TAO
  • Publication number: 20200198233
    Abstract: A 3D printing technology-based processing apparatus and method includes a frame, an injection unit, and a molding unit. A melted polymer filler can be filled into a blind hole or a passageway of a 3D printed product to improve overall strength of the product. A 3D printed product having a mortise and tenon shaped mechanical engagement structure is disclosed. The printed product having the mortise and tenon shaped structure has higher tensile strength and shear strength. The present apparatus effectively resolves a problem of warped and deformed products due to an excessive temperature difference between the product and an environment during printing. The method uses an optimized printing process to reduce the fabrication processes of a support structure, reduce consumables required for building the structure, and improve the printed surface quality of the printed product.
    Type: Application
    Filed: March 21, 2019
    Publication date: June 25, 2020
    Inventors: Weimin YANG, Zhiwei JIAO, Pengcheng XIE, Jing TAN, Haoyi LI, Ying AN, Hua YAN, Lisheng CHENG, Yumei DING, Haopeng MA, Xiulei WANG, Rongjun LI, Chaoqun LIAO
  • Patent number: 10681714
    Abstract: A method and device for transmission instruction, transmission triggering and transmission implementation for multi-station. A first station sends a radio frame carrying instruction information on a contended channel with a bandwidth being a first bandwidth to an access point, and the instruction information being used for instructing the access point to trigger the first station, or, trigger the first station and one or more other stations to perform uplink transmission.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: June 9, 2020
    Assignee: ZTE Corporation
    Inventors: Nan Li, Kaiying Lv, Weimin Xing, Dan Yang, Bo Sun
  • Publication number: 20200177353
    Abstract: This application provides a reference signal sending and receiving method, a network device, a terminal device, and a system, to be applicable to resource configuration for an SRS in NR. The method includes: sending, by a terminal device, a sounding reference signal SRS based on a location of a starting subcarrier for transmitting the SRS, where the location of the starting subcarrier for transmitting the SRS is determined by an offset of a sounding region, the offset of the sounding region indicates a resource offset between a starting subcarrier of the sounding region and a starting subcarrier of a bandwidth part BWP of the terminal device, and the sounding region is a resource that can be used to transmit the SRS.
    Type: Application
    Filed: February 11, 2020
    Publication date: June 4, 2020
    Inventors: Mengying DING, Yuanzhou HU, Yi QIN, Zhongfeng LI, Min ZHANG, Weimin XIAO, Shengyue DOU
  • Patent number: 10674538
    Abstract: Provided in the present invention are a method and device for competitive transmission. The method comprises: an access point transmits a trigger frame or a radio frame carrying a trigger information domain to a non-access point to trigger the non-access point to perform uplink multiuser transmission; and, when data transmitted by the non-access point is received by the access point, same resets a competitive window of an access type to an initial value.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: June 2, 2020
    Assignee: ZTE CORPORATION
    Inventors: Nan Li, Kaiying Lv, Bo Sun, Weimin Xing, Zhiqiang Han
  • Publication number: 20200154405
    Abstract: A system and method for allocating network resources are disclosed herein. In one embodiment, the system and method are configured to perform: transmitting a resource allocation signal to a communication node, the resource allocation signal indicating an updated resource hopping rule for the communication node to transmit a signal, wherein the updated resource hopping rule is derived based on an initial resource hopping rule by adjusting a time period defined by the initial resource hopping rule or rearranging at least two resource columns defined by the initial resource hopping rule.
    Type: Application
    Filed: January 16, 2020
    Publication date: May 14, 2020
    Inventors: Zhifeng YUAN, Xun YANG, Weimin LI
  • Patent number: 10651887
    Abstract: Provided are multiuser communication methods and devices for Code Division Multiple Access (CDMA). N modulated symbols which are obtained by modulating a code block coded by a channel coder are acquired, where N is a positive integer more than or equal to 2. The N modulated symbols are spread according to N spread sequences with a specified length, and there may be at least two different spread sequences in the N spread sequences with the specified length. The spread modulated symbols are transmitted.
    Type: Grant
    Filed: July 7, 2015
    Date of Patent: May 12, 2020
    Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
    Inventors: Zhifeng Yuan, Weimin Li
  • Patent number: 10633375
    Abstract: The present invention relates to an oxopicolinamide derivative, a preparation method therefor and the pharmaceutical use thereof. In particular, the present invention relates to an oxopicolinamide derivative as shown in the general formula (AI), a preparation method therefor and a pharmaceutical composition comprising the derivative, and to the use thereof as a therapeutic agent, in particular as an inhibitor of blood coagulation factor XIa (Factor XIa, FXIa for short) and the use thereof in the preparation of a drug for treating diseases such as thromboembolism, wherein the definition of each substituent in the general formula (AI) is the same as defined in the description.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: April 28, 2020
    Assignees: Jinagsu Hengrui Medicine Co., Ltd, Shanghai Hengrui Pharmaceutical Co., Ltd.
    Inventors: Fanglong Yang, Weimin Wang, Xiaodong Li, Gang Chen, Feng He, Weikang Tao