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).

  • Simultaneous narrowband transmission/reception in enhanced machine type communications
    Patent number: 10491343
    Abstract: Certain aspects of the present disclosure generally relate to wireless communications, and more specifically to narrowband retuning for simultaneous transmission and reception (e.g., broadcast-broadcast or broadcast-unicast) in enhanced machine type communications (eMTC). An example method that can be performed by a base station (BS) generally includes transmitting a first type of signal in a first set of narrowband resources for a first duration and transmitting a second type of signal in a second set of narrowband resources for a second duration. A user equipment (UE) can monitoring for the first type of signal in the first set of narrowband resources for the first duration and tune-away to the second set of narrowband resources to monitor for the second type of signal for the second duration.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: November 26, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Alberto Rico Alvarino, Hao Xu, Peter Gaal, Wanshi Chen
  • Method and apparatus for history-based motion vector prediction
    Patent number: 10491902
    Abstract: A method of video decoding for a decoder includes acquiring a current picture from a coded video bitstream, where the current picture is segmented into a plurality of units with each unit divided into a plurality of blocks, and the plurality of blocks in each unit being arranged as a grid. The method further includes decoding, for one of the units, a current block from the plurality of blocks using an entry from a history motion vector (HMVP) buffer. The method further includes updating the HMVP buffer with a motion vector of the decoded current block. The method further includes determining whether the current block is at a beginning of a row included in the grid of the one of the units. The method further includes, in response to determining that the current block is the beginning of the row, resetting the HMVP buffer.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: November 26, 2019
    Assignee: Tencent America LLC
    Inventors: Xiaozhong Xu, Xiang Li, Shan Liu
  • Non-isocyanate polyurethane inks for 3D printing
    Patent number: 10487238
    Abstract: In one aspect, inks for use with a 3D printer are described herein. In some embodiments, an ink described herein comprises a cyclic carbonate monomer and an amine monomer. Further, in some instances, an ink described herein also comprises an ethylenically unsaturated monomer such as a (meth)acrylate. Additionally, an ink described herein, in some cases, further comprises a colorant, such as a molecular dye, a particulate inorganic pigment, or a particulate organic colorant. An ink described herein may also comprise one or more additives selected from the group consisting of inhibitors, stabilizing agents, photoinitiators, and photosensitizers.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: November 26, 2019
    Assignee: 3D Systems, Inc.
    Inventors: Bo Wu, Jeffery Banning, Pingyong Xu
  • Acoustic transducer system
    Patent number: 10491975
    Abstract: An acoustic system includes a housing includes an acoustic element opening with an inner edge extending from a first, outer surface of the housing to a second, inner surface of the housing, and an acoustic element having an acoustic element foam layer extending at least partially along a circumferential perimeter of the acoustic element, where the acoustic element foam layer is configured to engage the inner edge of the acoustic element opening when the acoustic element is positioned within the opening, and where the acoustic element foam layer is compressed in a direction perpendicular to a central axis of the acoustic element when the acoustic element is positioned within the opening, such that an acoustic seal is created.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: November 26, 2019
    Assignee: Bose Corporation
    Inventors: Allen Graff, Zhen Xu
  • LED filament and LED light bulb comprising the same
    Patent number: 10487988
    Abstract: An LED filament, including: a strip substrate having two ends, a plurality of LED chips, metal strip electrodes, and a plurality of electronic devices. The plurality of LED chips is disposed on the strip substrate and connected in series to form an LED light source. The metal strip electrodes are disposed on the two ends of the strip substrate. The plurality of electronic devices is disposed on the strip substrate in the vicinity of one end of the strip substrate or in the vicinity of two ends of the strip substrate. The metal strip electrodes are connected to the electronic devices and the LED light source via leads. The strip substrate, the LED light source, the electronic devices, and joints between the strip substrate and the metal strip electrodes are coated with fluorescent glue.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: November 26, 2019
    Assignee: ZHEJIANG YANKON MEGA LIGHTING CO., LTD.
    Inventors: Yang Li, Hongqiang Xu, Jiadong Wang, Ting Ding
  • Light guide plate, backlight module, display device, dotting machine and control method thereof
    Patent number: 10488573
    Abstract: The embodiments of the disclosure provide a light guide plate, a backlight module, a display device, a dotting machine and a control method thereof, related to the field of display technology, which can improve the brightness uniformity of the backlight module. The light guide plate includes a light exit surface, a bottom surface opposite to the light exit surface, and a light entrance surface intersecting with the light exit surface and the bottom surface. A plurality of dots are arranged at an outer side of the bottom surface; a shape of a cross section of each dot is an ellipse or a polygon, and the cross section is parallel to the bottom surface.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: November 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BOE OPTICAL SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Nuowei Gong, Shanfei Xu
  • Grasping device and alarm method thereof
    Patent number: 10488193
    Abstract: The present disclosure provides a grasping device and an alarm method thereof. The grasping device includes: a bendable support part; a bend limiting support part that supports the bendable support part and limits bending of the bendable support part in a first direction, but allows bending of the bendable support part in a second direction opposite to the first direction; a plurality of suction members located on a side of the bend limiting support part away from the bendable support part and connected to the bendable support part.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: November 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hongliang Xu, Dong Guo, Guozheng Cheng, Changrui Liang, Hanzhong Zhang, Chunlin Zhou, Yang Wu, Ying Xi, Zhong Peng
  • Polygeneration method of biomass downflow circulation bed millisecond pyrolysis liquefaction-gasification coupling
    Patent number: 10487266
    Abstract: A polygeneration method of biomass downflow circulation bed millisecond pyrolysis liquefaction-gasification coupling is provided.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: November 26, 2019
    Assignee: China University of Petroleum (East China)
    Inventors: Yuanyu Tian, Yingyun Qiao, Kechang Xie, Youqing Wu, Huawei Zhang, Zhaohe Yang, Peijie Zong, Fanfan Xu
  • Method and apparatus for deploying edge servers
    Patent number: 10491693
    Abstract: A method and apparatus for deploying edge servers are provided. The method includes: obtaining IP addresses of target users for the edge server to be deployed; mapping the IP addresses of the target users into a virtual geometric space; clustering the target users based on coordinates of the target users in the virtual geometric space, to obtain a plurality of user groups; and determining locations of the edge servers corresponding to the plurality of user groups based on the coordinates of the target users in the plurality of user groups.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: November 26, 2019
    Assignee: Tsinghua University
    Inventors: Hao Yin, Xu Zhang, Hongqiang Liu
  • Methods and apparatus for fluid contacting in a downflow vessel
    Patent number: 10486127
    Abstract: A contacting device and method are presented for the collection, contacting, and distribution of fluids between particulate beds of a downflow vessel, which may operate in co-current flow. By one approach, the contacting device includes a liquid collection tray, a mixing channel in fluid communication with the liquid collection tray, and a liquid distribution zone.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: November 26, 2019
    Assignee: UOP LLC
    Inventors: Zhanping Xu, Christopher Naunheimer, Pengfei Chen, Peter H. Shafe
  • Preparation method for 1-substituted-1H-1,2,3-triazole 4-carboxylic acid
    Patent number: 10487063
    Abstract: Provided is a preparation method for 1-substituted-1H-1, 2, 3-triazole-4-carboxylic acid. 1-Substituted-4, 5-dibromo-1H-1,2,3-triazole is added to an isopropylmagnesium chloride to obtain 1-substituted-4-bromo-1H-1,2,3-triazole by a reaction; then an isopropylmagnesium chloride-lithium chloride composite is added directly to obtain a mixture of 1-substituted-1H-1,2,3-triazole-4-carboxylic acid and 1-substituted-4-bromo-1H-1,2,3-triazole-5-carboxylic acid; secondly, to the mixture, a base and iodomethane are added to obtain 1-substituted-4-bromo-1H-1,2,3-triazole-5-carboxylic acid methyl ester by a reaction; the aqueous layer is adjusted with hydrochloric acid to pH=1-5, extracted with an organic solvent and dried; then 1-substituted-1H-1,2,3-triazole-4-carboxylic acid is obtained by concentration and crystallization. The method is suitable for industrialized production and has a greater application value.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: November 26, 2019
    Assignee: ABA CHEMICALS (SHANGHAI) LIMITED
    Inventors: Yueheng Jiang, Limin Que, Jun Xu, Dongguang Qin, Tong Cai
  • Power control in new radio systems
    Patent number: 10492151
    Abstract: Methods, systems, and devices for power control in New Radio (NR) systems are described. In one example, a user equipment (UE) may determine a transmit power for a control channel based on an effective code rate of control information to be transmitted in the control channel. In another example, the UE may be configured to use a different transmit power for repeated transmissions of control information in a control channel. In yet another example, the UE may be configured to determine a transmit power for a transmission in a time interval or scale a transmission in a time interval based on a priority of the transmission relative to other transmissions scheduled in the time interval. In yet another example, the UE may be configured to determine respective transmit powers for uplink transmissions multiplexed differently using different open-loop parameters.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: November 26, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Sony Akkarakaran, Yi Huang, Peter Gaal, Xiao Feng Wang, Tao Luo, Hao Xu
  • Polyacrylic acid copolymer emulsion, organic-inorganic composite waterproof coating, preparation method thereof and waterproof coiled material
    Patent number: 10487215
    Abstract: The present invention provides a polyacrylic acid copolymer emulsion, an organic-inorganic composite waterproof coating, preparation method thereof, and a waterproof coiled material. It can solve the problem that the granules dropping out from the prior waterproof membrane easily. The organic-inorganic composite waterproof coating according to the invention is prepared by compositing organic granules and inorganic granules, wherein the organic coating locks the inorganic granules, and prevents the inorganic granules from dropping out. Some exposed inorganic granules take part in the cement hydration reaction, and increase the bonding strength with the post-poured concrete. Furthermore, the organic-inorganic composite waterproof coating according to the invention does not need a buttering. It can reduce waste without an adhesive-resist insulation film/paper.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: November 26, 2019
    Assignee: Beijing Oriental Yuhong Waterproof Technology Co., Ltd.
    Inventors: Yuqin Xiong, Enshun Xu, Weiguo Li, Wenfeng Duan
  • Power inverter for a vehicle
    Patent number: 10486548
    Abstract: A power inverter includes an array of stacked cards each having switches arranged to transform direct current from a battery into alternating current (AC). Each of the cards also includes a first terminal attached to some of the switches and configured to pass AC therefrom to a first electric machine, and a second terminal attached to other of the switches and configured to pass AC therefrom to a second electric machine. First and second substrates of the power inverter sandwich the switches and terminals.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: November 26, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Serdar Hakki Yonak, Fan Xu
  • High threshold voltage FET with the same fin height as regular threshold voltage vertical FET
    Patent number: 10490453
    Abstract: A technique relates to a semiconductor device. A first vertical fin is formed with a first gate stack and a second vertical fin with a second gate stack. The second vertical fin has a hardmask on top. The first vertical fin is adjacent to a first bottom source or drain (S/D) region and the second vertical fin is adjacent to a second bottom S/D region. The first gate stack is reduced to a first gate length and the second gate stack to a second gate length, the second gate length being greater than the first gate length because of the hardmask. The hardmask is removed. A first top S/D region is adjacent to the first vertical fin and a second top S/D region is adjacent to the second vertical fin.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: November 26, 2019
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Xin Miao, Kangguo Cheng, Chen Zhang, Wenyu Xu
  • Method and apparatus for determining stereoscopic multimedia information
    Patent number: 10491888
    Abstract: Disclosed is a method, device and system for determining stereoscopic multimedia information. The method includes: acquiring multimedia information collected by respective multimedia collection apparatuses of two or more aerial vehicles; and, determining corresponding stereoscopic multimedia information according to the acquired multimedia information. In the present disclosure, a same object is shot by respective loaded multimedia collection apparatuses of two or more aerial vehicles at different angles. In comparison with conventionally shooting a same object by a single unmanned aerial vehicle at a same angle, more stereoscopic multimedia information may be obtained, and a user is more likely to feel the stereoscopic impression of the multimedia information when viewing the multimedia information. In this way, both the visual enjoyment of the user and the user experience are improved.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: November 26, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Liang Guo, Zijian Xu, Li Zuo, Qixing Lu, Zhanlong Hao, Yanjun Gao, Junjun Xiong
  • Aqueous polymer dispersion and process of making the same
    Patent number: 10487166
    Abstract: An aqueous polymer dispersion, a process of preparing the aqueous polymer dispersion, and an aqueous coating composition comprising the aqueous polymer dispersion; and the aqueous coating composition capable of providing coating films with good properties including coffee resistance and early block resistance.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: November 26, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Xiaohong Yang, Yawei Xu
  • Cookies watermarking in malware analysis
    Patent number: 10489581
    Abstract: Techniques for cookies watermarking in malware analysis are disclosed. In some embodiments, a system, process, and/or computer program product for cookies watermarking in malware analysis includes receiving a sample at a cloud security service; detonating the sample in an instrumented virtual environment; and determining that the sample is malware based on detecting an attempt to access a watermark cookie during an automated malware analysis using the instrumented virtual environment.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: November 26, 2019
    Assignee: Palo Alto Networks, Inc.
    Inventors: Zhaoyan Xu, Wei Xu, Kyle Sanders
  • Display screen or portion thereof with graphical user interface
    Patent number: D868100
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: November 26, 2019
    Assignee: SHANGHAI HUGONG ELECTRIC (GROUP) CO., LTD.
    Inventors: Zhenyu Shu, Huan Xu, Ze Zhao, Jiangong Hao
  • Display panel or portion thereof with graphical user interface
    Patent number: D868108
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: November 26, 2019
    Assignee: Magic Leap, Inc.
    Inventors: Amy Dedonato, Yan Xu, Lorena Pazmino, Marc Coleman Shelton, James M. Powderly, Dylan Nathan, Li Chin Lin