Patents by Inventor Feng Xu

Feng 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).

  • Publication number: 20200169215
    Abstract: Provided are a positioning device for a solar panel cleaning robot (100) and a positioning method thereof. The positioning device is used to obtain a real-time position of a vehicle body (10) on a solar panel (200). The positioning device comprises an image acquisition unit (11), a border recognition unit (12), a latitude and longitude recognition unit (13), a vehicle body position calculation unit (14), an image acquisition unit position calculation unit (15), a vehicle body center point position calculation unit (16), a GPS unit (17), a panel determination unit (18), a wireless communication unit (19) and a memory (20).
    Type: Application
    Filed: February 7, 2018
    Publication date: May 28, 2020
    Inventors: Fang PENG, Jianrong XU, Feng ZHOU, Jiaqing WANG
  • Patent number: 10664471
    Abstract: An information processing system, a computer readable storage medium, and a method of managing a query to find a set of JSON documents in a multi-schema JSON document store. A query engine receives a first query to find at least one JSON document in a plurality of sets of JSON documents stored in the JSON document store, each set of JSON documents being organized in a unique JSON schema version related to a unique JSON schema version of each other set of JSON documents by at least one schema change. The first query is organized in a first unique JSON schema version. A query translator translates the first query into a plurality of queries based on the plurality of schema changes. The first and the plurality of queries are executed to provide a collective set of query results.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: May 26, 2020
    Assignee: International Business Machines Corporation
    Inventors: Zhao Cao, Yuan Feng, Tao Li, Lanjun Wang, Lin Hao Xu
  • Patent number: 10662144
    Abstract: A method of reducing color in an alkanolamine is described. The method includes contacting the alkanolamine with a color-reducing amount of a borane complex effective to provide a color-reduced alkanolamine composition having a Platinum-Cobalt Color Value, according to Test Method ASTM D1209, of less than 50.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: May 26, 2020
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Feng Xu, Flaiyh Al-Anazi
  • Patent number: 10663341
    Abstract: Embodiments of the present invention provide a weighing method of a touchscreen terminal, and a touchscreen terminal. When a to-be-weighed object is placed in a preset area of a touchscreen of a touchscreen terminal, a reported first capacitance value and reported coordinates of a compensation point are obtained. The first capacitance value is compensated according to a compensation relationship, the coordinates of the compensation point, and the first capacitance value to obtain a second capacitance value. In this way, no additional external structure is needed for the touchscreen terminal, making the touchscreen terminal convenient to carry.
    Type: Grant
    Filed: July 3, 2015
    Date of Patent: May 26, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jie Xu, Feng Dong, Hao Wu, Hang Li
  • Patent number: 10666972
    Abstract: Innovations in adaptive encoding and decoding for units of a video sequence can improve coding efficiency. For example, some of the innovations relate to encoding/decoding that includes adaptive switching of color spaces between units within a video sequence. Other innovations relate encoding/decoding that includes adaptive switching of color sampling rates between units within a video sequence. Still other innovations relate encoding/decoding that includes adaptive switching of bit depths between units within a video sequence.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: May 26, 2020
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Bin Li, Jizheng Xu, Feng Wu
  • Patent number: 10658396
    Abstract: An array substrate having a substrate witha bonding region on one side, the bonding region having a plurality of bonding pads arranged in order, where at least one dummy pad is provided in a first position of the bonding pads. The at least one dummy pad is used for dividing the bonding region into a plurality of bonding sub-regions, where each bonding sub-region has a plurality of bonding pads. This disclosure further provides a display panel.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: May 19, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BOE (HEBEI) MOBILE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yuesheng Song, He Xu, Donglai Gao, Wenbo Wang, Feng Guan
  • Patent number: 10659539
    Abstract: A method and system for generating an automated Internet connection is provided. The method includes receiving from a first communication hardware device of a first user, a first telephone number and a first Internet protocol (IP) address. A second telephone number and a second Internet protocol (IP) address are received from a second communication hardware device of a second user. A request for connecting the first communication hardware device to the second communication hardware device via an Internet connection is received and it is determined that the second communication hardware device is currently connected the first communication hardware device. The request is transmitted to the second communication hardware device. Based on the second user approving the request, the second IP address is automatically transmitted to the first communication device and a secure private Internet link between the first communication hardware device and the second communication hardware device is generated.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: May 19, 2020
    Assignee: International Business Machines Corporation
    Inventors: Tao Liu, Han Yang Xu, Xiao Yun Xu, Jun Feng Yuan
  • Patent number: 10650964
    Abstract: The present application discloses a coil module, a wireless power transmitting circuit and a wireless power receiving circuit. By overlapping a plurality of coils with each other and arranging matched capacitance between adjacent coils and matched capacitance at the output of the coil module, the coupling inductance is increased, the circulating current caused by parasitic capacitance between overlapped coils is effectively reduced and charging efficiency is improved while the cross-sectional area of the coil is kept constant.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: May 12, 2020
    Assignee: NINGBO WEIE ELECTRONICS TECHNOLOGY LTD.
    Inventors: Lizhi Xu, Feng Yu, Weiyi Feng
  • Patent number: 10652576
    Abstract: Innovations in the use of base color index map (“BCIM”) mode during encoding and/or decoding simplify implementation by reducing the number of modifications made to support BCIM mode and/or improve coding efficiency of BCIM mode. For example, some of the innovations involve reuse of a syntax structure that is adapted for transform coefficients to instead signal data for elements of an index map in BCIM mode. Other innovations relate to mapping of index values in BCIM mode or prediction of elements of an index map in BCIM mode. Still other innovations relate to handling of exception values in BCIM mode.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: May 12, 2020
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Bin Li, Feng Wu, Jizheng Xu
  • Publication number: 20200144311
    Abstract: A method for manufacturing a display substrate is provided to include: forming an amorphous silicon layer on a base substrate; irradiating at least part of the display region through a mask plate with a laser, to convert a portion of the amorphous silicon layer in the irradiated part of the display region corresponding to channel regions of active layers of transistors into polycrystalline silicon by a laser annealing process; irradiating at least part of the peripheral region with a laser, to convert the amorphous silicon layer in the irradiated part of the peripheral region into polycrystalline silicon; and forming the active layers of the transistors from the amorphous silicon layer which is converted to polycrystalline silicon by a patterning process.
    Type: Application
    Filed: September 20, 2019
    Publication date: May 7, 2020
    Inventors: Feng GUAN, Chen XU, Zhi WANG, Liwei LIU, Lei CHEN, Xueyong WANG, Yan CHEN
  • Publication number: 20200140830
    Abstract: A Bradyrhizobium monooxygenase, a gene for encoding the monooxygenase, a recombinant expression vector comprising the gene and a recombinant transformant, a method of preparing the monooxygenase by the recombinant expression transformant, and a method of preparing an optically pure chiral sulfoxide by the monooxygenase, in particular to a method of preparing prazole drugs by means of catalyzing the asymmetric oxidation of thioether, a prazole precursor. As compared with other methods of preparing an optically pure sulfoxide, the product produced by the monooxygenase of the present invention as a catalyst has high optical purity, avoids the generation of the byproduct sulfone, and has advantages of mild reaction conditions, simple and convenient operations, easy amplification, etc.
    Type: Application
    Filed: April 13, 2018
    Publication date: May 7, 2020
    Applicants: JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD., EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Huilei YU, Yan ZHANG, Jianhe XU, Qian ZHAO, Jiang PAN, Feng LIU, Guoqiang LIN
  • Patent number: 10644908
    Abstract: An optical network includes a transmitter portion configured to (i) precode an input digitized stream of symbols into a precoded symbol stream, (ii) pulse shape the precoded symbol stream with an eigenvalue channel matrix, and (iii) transmit the pulse shaped symbol stream over a digital optical link. The optical network further includes a receiver portion configured to (i) recover the pulse shaped symbol stream from the digital optical link, (ii) decompose eigenvalues of the eigenvalue channel matrix from the recovered symbol stream, and (iii) decode the decomposed symbol stream into an output symbol stream.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: May 5, 2020
    Assignee: Cable Laboratories, Inc
    Inventors: Mu Xu, Zhensheng Jia, Peng-Chun Peng, Siming Liu, Feng Lu, Curtis Dean Knittle
  • Patent number: 10643111
    Abstract: A method, apparatus, system, storage medium, processor, and terminal for identifying a device are disclosed. The method for identifying a device includes: acquiring image data or video data that includes a device to be identified; acquiring, based on the image data or video data, characteristic information about the device to be identified; acquiring CAD model data about a plurality of device types; acquiring, based on the characteristic information and CAD model data, type information about a target type that identifies the device to be identified; acquiring a device layout document, the device layout document indicating a layout relationship among a plurality of devices that are of a plurality of device types; and acquiring, based on the target type and the layout relationship, target device information about the device to be identified. As such, field devices are identified efficiently by pattern recognition technology, device model, and layout design document data.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: May 5, 2020
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Wei Feng Xu
  • Patent number: 10645473
    Abstract: An all-optical network comprises: a first network; a second network; and a PWXC coupling the first network to the second network and comprising passive optical components. A method comprises: receiving a first optical signal from a first tail node of a first network; directing the first optical signal from a first input port of a PWXC to a first output port of the PWXC using first passive optical components; and transmitting the first optical signal to a third head node of a third network. An all-optical network comprising: a light bank; a first network coupled to the light bank; a second network coupled to the light bank; and a first PWXC coupling the first network and the second network.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: May 5, 2020
    Assignee: Futurewei Technologies, Inc.
    Inventors: Qianfan Xu, Feng Zhang, Xiao Andy Shen
  • Publication number: 20200133788
    Abstract: Embodiments of the present disclosure relate to a method, device and computer readable medium for restoring files. The method described herein comprises: at a client, in response to receiving an instruction for restoring a set of files on a virtual machine from a backup server, obtaining a backup of a set of files from the backup server; transmitting information about the backup and a file downloading application to the virtual machine; causing the file downloading application to be executed on the virtual machine by transmitting an instruction for executing the file downloading application to the virtual machine, such that the virtual machine downloads the backup from the client based on the information about the backup.
    Type: Application
    Filed: March 27, 2019
    Publication date: April 30, 2020
    Inventors: Jie Liu, Ningping Gou, Ying Li, Dening Xu, Feng Ou
  • Patent number: 10636164
    Abstract: The disclosure provides an object detection method and apparatus based on a Dynamic Vision Sensor (DVS). The method includes the following operations of: acquiring a plurality of image frames by a DVS; and, detecting the image frames by a recurrent coherent network to acquire a candidate box for objects to be detected, wherein the recurrent coherent network comprising a frame detection network model and a candidate graph model. By using a new recurrent coherent detection network, a bounding box for an object to be detected is fast detected from the data acquired by a DVS. The detection speed is improved greatly while ensuring the detection accuracy.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: April 28, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jia Li, Qiang Wang, Feng Shi, Deheng Qian, Dongqing Zou, Hyunsurk Eric Ryu, JinMan Park, Jingtao Xu, Keun Joo Park, Weiheng Liu
  • Patent number: 10633347
    Abstract: Disclosed are a method for preparing an imidazole derivative and crystal form A and crystal form B thereof, and also disclosed is a method for preparing a compound of formula (I) and an intermediate thereof.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: April 28, 2020
    Assignee: SHANDONG DANHONG PHARMACEUTICAL CO., LTD.
    Inventors: Weihua Shi, Feng Xu, Zheng Wang, Weidong Li, Linghui Wu, Hongwei Li, Minggao Zeng, Kunmin Lai, Zhigan Jiang, Haiying He
  • Patent number: D883248
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: May 5, 2020
    Assignee: YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD.
    Inventors: Jian Cheng Zhang, Wei Cen Xu, Chun Sheng Su, Jing Feng Su, Lian Chang Zhang, Ji Wei Zhou
  • Patent number: D885064
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: May 26, 2020
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventors: Gang Li, Lin-Feng Xu
  • Patent number: D885360
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: May 26, 2020
    Assignee: YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD.
    Inventors: Jian Cheng Zhang, Wei Cen Xu, Chun Sheng Su, Jing Feng Su, Lian Chang Zhang, Ji Wei Zhou