Patents by Inventor Shuhui Sun

Shuhui Sun 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: 20210371414
    Abstract: A TLR8 (Toll-like receptor 8) agonist, a compound of the structure shown in formula (I), an isomer thereof, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: September 19, 2019
    Publication date: December 2, 2021
    Inventors: Zhe Cai, Fei Sun, Charles Z. Ding, Shuhui Chen
  • Publication number: 20210340141
    Abstract: The present invention relates to a structurally novel TLR8 (Toll-like receptor 8) agonist and, in particular, to a compound thereof of formula (I), a pharmaceutically acceptable salt and an isomer thereof.
    Type: Application
    Filed: October 18, 2019
    Publication date: November 4, 2021
    Applicant: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Fei SUN, Zhe CAI, Charles Z. DING, Shuhui CHEN
  • Publication number: 20210317096
    Abstract: Provided are a compound III serving as an LSD1 inhibitor and a crystal form thereof, as well as use of the compound and the crystal form thereof in preparation of a medicament for treating an LSD1 related disease.
    Type: Application
    Filed: July 19, 2019
    Publication date: October 14, 2021
    Inventors: Lele ZHAO, Jianjun SUN, Lingyun WU, Shuhui CHEN
  • Patent number: 11136315
    Abstract: A compound as a CXCR2 antagonist and an application thereof in preparing a drug as a CXCR2 antagonist. In particular, the present invention relates to a compound represented by formula (II) or an isomer or pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: October 5, 2021
    Assignee: MEDSHINE DISCOVERY INC.
    Inventors: Bin Chen, Xiawei Wei, Xuefeng Sun, Lei Zhang, Zhaoying Xu, Wenli Li, Peng Zhang, Feng Gao, Yunfu Luo, Jian Li, Shuhui Chen
  • Patent number: 11124523
    Abstract: The present invention relates to a series of 2,6-dioxaspiro [4,5] decane derivatives and applications thereof in preparation of opiate receptor ? agonist related drugs; and in particular relates to the derivative compounds shown in formula (I), tautomers thereof or pharmaceutically acceptable compositions thereof.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: September 21, 2021
    Inventors: Yang Zhang, Wentao Wu, Guangwen Yang, Zhixiang Li, Jikui Sun, Jie Li, Jian Li, Shuhui Chen
  • Patent number: 10862215
    Abstract: An antenna device and a beam direction adjustment method are provided. The antenna device includes an antenna element, a metal element, and a substrate. The antenna element and the metal element are separately disposed on the substrate at a preset distance. A ground point of the metal element is fastened on a pad of the substrate, and the ground point is on a side of the metal element close to the antenna element. A first reverse current opposite to an antenna current generated by the antenna element is obtained through coupling on the side of the metal element close to the antenna element, and a second reverse current opposite to a substrate current generated by the substrate is obtained through coupling at a lower part of the metal element that is in contact with the substrate.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: December 8, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Qing Liu, Shuhui Sun, Aimeng Wang
  • Publication number: 20200343643
    Abstract: An antenna radiates signals in Band41 whose center frequency is ?1 and Band42 whose center frequency is ?2. A medium substrate is used as a carrier of a top radiating element, a phase inversion unit, and a bottom radiating element; an end of the top radiating element is connected to an end of the phase inversion unit; the other end of the phase inversion unit is connected to an end of the bottom radiating element, a length of the phase inversion unit is 3?2/2, and the length of the phase inversion unit is greater than ?1/2; and the phase inversion unit includes at least two current phase inversion points, a part between the at least two current phase inversion points does not produce radiation, and the top radiating element and the bottom radiating element horizontally radiate the signal in the Band41 and the signal in the Band42 omnidirectionally.
    Type: Application
    Filed: August 23, 2018
    Publication date: October 29, 2020
    Inventors: Junhong Zhang, Zhenghao Li, Shuhui Sun
  • Patent number: 10680311
    Abstract: A communications terminal includes a mainboard, a conductor bezel, a first conductor part, and a second conductor part, where a first location on the conductor bezel is electrically connected to a ground terminal on the mainboard, a second location on the conductor bezel is electrically connected to a ground terminal on the mainboard, the second conductor part is electrically connected to a fourth location on the conductor bezel, and a radio frequency port on the mainboard is electrically connected to a third location on the conductor bezel using the first conductor part; and the fourth location and the third location on the conductor bezel are between the first location and the second location. The communications terminal is conducive to reducing antenna assembly complexity and reducing manufacturing costs.
    Type: Grant
    Filed: August 30, 2014
    Date of Patent: June 9, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Shuhui Sun, Zhenghao Li, Huiliang Xu, Yi Fan, Bo Meng, Dongxing Tu
  • Patent number: 10468757
    Abstract: An antenna of a wearable device includes a metal bottom housing of the wearable device, a printed circuit board, a metal middle housing that encircles the printed circuit board, and a communications circuit set on the printed circuit board. A slot exists between the metal middle housing and the metal bottom housing. The metal middle housing is connected to the metal bottom housing using a second connecting wire. The metal middle housing and the printed circuit board jointly serve as a ground plate. An antenna feed line is used to connect the metal bottom housing and the communications circuit module. The metal bottom housing serves as an antenna radiation body.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: November 5, 2019
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Wen Wang, Shuhui Sun, Qing Liu, Lina Chen
  • Publication number: 20190319339
    Abstract: A communications terminal includes an antenna Which includes a circuit hoard, a radiator, two feeds, and two coupling structures. The radiator is disposed around an outer edge of the circuit board, and a ring-shape slot is formed between the outer edge of the circuit board and the radiator. A first feed is electrically coupled to a first coupling structure, the first coupling structure is coupled to the radiator along one direction, and a current in a first polarization direction is formed on the circuit board by using the radiator and the ring-shape slot. A second feed is electrically coupled to a second coupling structure, the second coupling structure is coupled to the radiator along another direction, and a current in a second polarization direction is formed on the circuit board by using the radiator and the ring-shape slot. A specific included angle is formed between the above two directions.
    Type: Application
    Filed: May 28, 2016
    Publication date: October 17, 2019
    Inventors: Dingliang Wen, Yang Hao, Hanyang Wang, Hai Zhou, Shuhui Sun
  • Publication number: 20190221941
    Abstract: An antenna device and a beam direction adjustment method are provided. The antenna device includes an antenna element, a metal element, and a substrate. The antenna element and the metal element are separately disposed on the substrate at a preset distance. A ground point of the metal element is fastened on a pad of the substrate, and the ground point is on a side of the metal element close to the antenna element. A first reverse current opposite to an antenna current generated by the antenna element is obtained through coupling on the side of the metal element close to the antenna element, and a second reverse current opposite to a substrate current generated by the substrate is obtained through coupling at a lower part of the metal element that is in contact with the substrate.
    Type: Application
    Filed: July 5, 2016
    Publication date: July 18, 2019
    Inventors: Qing Liu, Shuhui Sun, Aimeng Wang
  • Patent number: 10305169
    Abstract: An antenna apparatus includes a feeding terminal, a high-pass low-cut device, a first low-pass high-cut device, and an antenna body, where the high-pass low-cut device is electrically connected in series between a first free end of the antenna body and the feeding terminal, and the first low-pass high-cut device is electrically connected in series between a second free end of the antenna body and the feeding terminal.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: May 28, 2019
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Chen Zhang, Jianfei Wang, Bing Liu, Shuhui Sun
  • Publication number: 20180372883
    Abstract: Embodiments of the present disclosure relate to methods and terminals for improving GPS performance. One example method includes detecting a placement state of the terminal and opening a receiving channel corresponding to the placement state. The receiving channel can be used to receive signals sent by K satellites. A signal receiving channel corresponding to the terminal is selected according to the state of the terminal.
    Type: Application
    Filed: November 13, 2015
    Publication date: December 27, 2018
    Inventors: Zhongying LONG, Shuhui SUN, Guangsheng PAN, Dingjie WANG, Wanji AN, Lina CHEN
  • Patent number: 10126780
    Abstract: A wearable device includes: a metal middle cover, a metal bottom cover, a printed circuit board PCB, and a gap. The metal middle cover encircles the wearable device for a whole circle and serves as an exterior of the wearable device. The metal bottom cover is located under the metal middle cover and serves as a rear cover of the wearable device. The gap with a preset width exists between the metal middle cover and the metal bottom cover, and serves as a slot antenna of the wearable device. The PCB is in an inner side of the metal middle cover, and is located above the metal bottom cover. The PCB is electrically connected to the metal middle cover by using a feed point, and feeds power to the metal middle cover.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: November 13, 2018
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Qing Liu, Shuhui Sun, Aimeng Wang
  • Publication number: 20180309194
    Abstract: An antenna of a wearable device includes a metal bottom housing of the wearable device, a printed circuit board, a metal middle housing that encircles the printed circuit board, and a communications circuit set on the printed circuit board. A slot exists between the metal middle housing and the metal bottom housing. The metal middle housing is connected to the metal bottom housing using a second connecting wire. The metal middle housing and the printed circuit board jointly serve as a ground plate. An antenna feed line is used to connect the metal bottom housing and the communications circuit module. The metal bottom housing serves as an antenna radiation body.
    Type: Application
    Filed: November 27, 2015
    Publication date: October 25, 2018
    Inventors: Wen Wang, Shuhui Sun, Qing Liu, Lina Chen
  • Patent number: 10084236
    Abstract: The present disclosure discloses a tunable antenna and a terminal. The tunable antenna includes a circuit board, an antenna body configured to transmit and receive a signal of a first frequency band and including a feed end and a ground pin, where the feed end is disposed on the circuit board, and an electrical tuning network, where a ground point disposed on the circuit board is connected to the ground pin of the antenna body by using the electrical tuning network, and the electrical tuning network includes an inductor and a first tunable capacitor with a tunable capacitance value, where a load value of the inductor is changed by tuning a first capacitance value of the first tunable capacitor, so that a first effective electrical length of the antenna body is changed.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: September 25, 2018
    Assignee: HUAWEI DEVICE (DONGGUAN) CO., LTD.
    Inventors: Bo Meng, Yi Fan, Wanji An, Hanyang Wang, Dongxing Tu, Shuhui Sun
  • Publication number: 20180138579
    Abstract: An antenna apparatus includes a feeding terminal, a high-pass low-cut device, a first low-pass high-cut device, and an antenna body, where the high-pass low-cut device is electrically connected in series between a first free end of the antenna body and the feeding terminal, and the first low-pass high-cut device is electrically connected in series between a second free end of the antenna body and the feeding terminal.
    Type: Application
    Filed: May 18, 2015
    Publication date: May 17, 2018
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Chen Zhang, Jianfei Wang, Bing Liu, Shuhui Sun
  • Publication number: 20180004247
    Abstract: A wearable device includes: a metal middle cover, a metal bottom cover, a printed circuit board PCB, and a gap. The metal middle cover encircles the wearable device for a whole circle and serves as an exterior of the wearable device. The metal bottom cover is located under the metal middle cover and serves as a rear cover of the wearable device. The gap with a preset width exists between the metal middle cover and the metal bottom cover, and serves as a slot antenna of the wearable device. The PCB is in an inner side of the metal middle cover, and is located above the metal bottom cover. The PCB is electrically connected to the metal middle cover by using a feed point, and feeds power to the metal middle cover.
    Type: Application
    Filed: January 29, 2015
    Publication date: January 4, 2018
    Inventors: Qing LIU, Shuhui SUN, Aimeng WANG
  • Publication number: 20170373372
    Abstract: A communications terminal includes a mainboard, a conductor bezel, a first conductor part, and a second conductor part, where a first location on the conductor bezel is electrically connected to a ground terminal on the mainboard, a second location on the conductor bezel is electrically connected to a ground terminal on the mainboard, the second conductor part is electrically connected to a fourth location on the conductor bezel, and a radio frequency port on the mainboard is electrically connected to a third location on the conductor bezel using the first conductor part; and the fourth location and the third location on the conductor bezel are between the first location and the second location. The communications terminal is conducive to reducing antenna assembly complexity and reducing manufacturing costs.
    Type: Application
    Filed: August 30, 2014
    Publication date: December 28, 2017
    Inventors: Shuhui Sun, Zhenghao Li, Huiliang Xu, Yi Fan, Bo Meng, Dongxing Tu
  • Patent number: 9539643
    Abstract: A method of making metal nanostructures having a nanometer size in at least one dimension includes preparing an aqueous solution comprising a cation of a first metal and an anion, and mixing commercial elemental powder particles of an elemental second metal having a greater reduction potential than the first metal with the aqueous solution in an amount that reacts and dissolves all of the second metal and precipitates the first metal as metal nanostructures. The temperature and concentration of the aqueous solution and the selection of the anions and the second metal are chosen to produce metal nanostructures of a desired shape, for example ribbons, wires, flowers, rods, spheres, hollow spheres, scrolls, tubes, sheets, hexagonal sheets, rice, cones, dendrites, or particles.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: January 10, 2017
    Assignee: GM Global Technology Operations LLC
    Inventors: Xueliang Sun, Gaixia Zhang, Mei Cai, Shuhui Sun, Ruying Li