Patents by Inventor Yijin Wang

Yijin Wang 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: 11197850
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals, and the average grain size of the crystals ranges from 0.5 ?m to 100 ?m.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: December 14, 2021
    Assignees: Shanghai Synergy Pharmaceutical Sciences Co., Ltd., Zhejiang Huahai Pharmaceutical Co., Ltd.
    Inventors: Jian Ge, Yunfei Li, Lihong Lin, Dengxue Sun, Jiamiao Wang, Yijin Wang, Zhiyun Wang
  • Publication number: 20210320408
    Abstract: An antenna structure and a high-frequency multi-band wireless communication terminal are provided. The antenna structure includes: a metal plate, on which a first accommodation groove is provided; an antenna unit, including a radiating patch and a first coupling piece; and a radio frequency module, where the radio frequency module is disposed on a first side of the metal plate, and the radio frequency module is electrically connected to the radiating patch; where at least one of the radiating patch and the first coupling piece is disposed inside the first accommodation groove, the radiating patch is insulated from the metal plate, the first coupling piece is insulated from the metal plate, the radiating patch and the first coupling piece are disposed opposite to each other, the radiating patch is insulated from the first coupling piece, the first coupling piece is located between the radiating patch and the radio frequency module.
    Type: Application
    Filed: June 24, 2021
    Publication date: October 14, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Huan-Chu Huang, Yijin Wang, Xianjing Jian
  • Publication number: 20210320395
    Abstract: An antenna structure includes a resonant arm, a first feed line portion, a first floor, a substrate, a second floor, a second feed line portion, and at least two radiation pieces. The resonant arm is electrically connected to the first floor through the first feed line portion. The substrate is attached to the second floor. The second floor is disposed on a surface of the substrate proximate to the first floor. Two ends of a shield layer of the second feed line portion are connected to the first floor and the second floor, respectively. The at least two radiation pieces are disposed on a surface of the substrate away from the second floor. The second feed line portion wraps a feed line inside. The feed line passes through the substrate and the second floor and electrically connects to the at least two radiation pieces.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 14, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Xianjing JIAN
  • Publication number: 20210320394
    Abstract: An antenna structure includes: a metal plate disposed with a first accommodating groove; an antenna unit including a radiation piece and a coupling piece; and a radio frequency module disposed on a first side of the metal plate and electrically connected to the radiation piece. At least one of the radiation piece and the coupling piece is disposed in the first accommodating groove. The radiation piece is insulated from the metal plate, the coupling piece is insulated from the metal plate, the radiation piece is disposed opposite to the coupling piece and insulated from the coupling piece. The radiation piece is located between the coupling piece and the radio frequency module. The radiation piece is configured to generate a resonance in a first preset band, and the coupling piece is configured to expand the bandwidth of the resonance in the first preset band.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: HuanChu HUANG, Yijin WANG, Xianjing JIAN
  • Publication number: 20210320411
    Abstract: An antenna structure includes a metal plate and a spiral radiator. The metal plate is provided with a first surface and a second surface that are disposed oppositely. An accommodating groove is formed in the metal plate and adjacent to the first surface. The spiral radiator is mounted in the accommodating groove and insulated from the metal plate, and the spiral radiator is provided with a feed end used to be connected to a feed source.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 14, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xianjing JIAN, HuanChu HUANG, Yijin WANG
  • Patent number: 11072601
    Abstract: Disclosed are a class of ?-opioid receptor agonists and a preparation method therefor and the use thereof in the field of medicine, belonging to the field of medicinal chemistry. The ?-opioid receptor agonists significantly increase the selectivity for a G protein signaling pathway, and not only can exhibit excellent pharmacodynamic effects, but also significantly improve safety.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: July 27, 2021
    Assignees: SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO., LTD., ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD.
    Inventors: Xin Xu, Zhen Zhang, Yunfei Li, Liming Zhang, Fengying Guo, Qingyun Jiang, Dongsheng Li, Linli Zhang, Jinqian Song, Lei Liu, Qiang Liu, Jing Su, Yijin Wang, Jian Ge
  • Publication number: 20210218136
    Abstract: An antenna of a terminal device, the antenna includes a metal frame, a side of the metal frame is provided with at least two slot units, each slot unit includes a first slot ring and a second slot ring, the first slot ring and the second slot ring communicate through a third slot, an outer edge circumference of the first slot ring is different from that of the second slot ring. Portions of the metal frame on both sides of the third slot are provided with an antenna feed point and a ground feed point, respectively. The metal frame is electrically connected with a ground plate in the terminal device.
    Type: Application
    Filed: March 12, 2021
    Publication date: July 15, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Huan-chu HUANG, Xianjing JIAN
  • Publication number: 20210218143
    Abstract: A terminal device is provided. The terminal device includes a feed, a metal frame, and a radiating patch. At least two grooves are disposed on an outer surface of the metal frame, two through-holes are disposed in each groove, the radiating patch is disposed in each groove, the metal frame is grounded, two antenna feeding points are disposed on each radiating patch, the feed is connected to one feeding point through one through-hole, the antenna feeding points in each groove are in a one-to-one correspondence with the through-holes, and each radiating patch is insulated from the groove by using a non-conducting material.
    Type: Application
    Filed: March 26, 2021
    Publication date: July 15, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.
    Inventors: Huanchu HUANG, Yijin WANG, Xianjing JIAN
  • Publication number: 20210218155
    Abstract: A terminal device includes feed sources, a metal frame, coupling patches, and radiating patches, where at least two grooves are formed in the outer side surface of the metal frame, two first through holes are formed in each groove, a coupling patch and a radiating patch are arranged in each groove; the coupling patch in each groove is arranged between the radiating patch and the bottom of the groove, and two second through holes are formed in the coupling patch; two antenna feed points are arranged on each radiating patch, each feed source is connected to one antenna feed point through one first through hole and one second through hole; and the metal frame, the coupling patch, and the radiating patch are not in contact with one another, and an area of the radiating patch is less than an area of the coupling patch.
    Type: Application
    Filed: March 26, 2021
    Publication date: July 15, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Huan-chu HUANG, Yijin WANG, Xianjing JIAN
  • Publication number: 20210203083
    Abstract: An antenna of a terminal device, the antenna includes a metal frame, a side of the metal frame is provided with at least two slots, and the slots are ring-shaped slots. Portions of the metal frame at two sides of each slot of the at least two slots are provided with two groups of feed points, and each group of feed points includes an antenna feed point located on a portion of the metal frame at the inner side of the slot, and a ground feed point located on another portion of the metal frame at the outer side of the slot. The metal frame is electrically connected to a floor in the terminal device.
    Type: Application
    Filed: March 12, 2021
    Publication date: July 1, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Huan-chu HUANG, Xianjing JIAN
  • Publication number: 20210151852
    Abstract: A terminal device includes a metal frame. At least two slots are provided on one side of the metal frame; at least two antenna feed points are provided on an inner side wall of the metal frame, and different antenna feed points in the at least two antenna feed points are located on sides of different slots. The terminal device is further provided therein with a signal reflecting wall, and there is a gap between the signal reflecting wall and the at least two slots. The signal reflecting wall is formed by a metal wall of a battery compartment of the terminal device, and the signal reflecting wall is a reflective curved surface that is convex. The metal frame and the signal reflecting wall are electrically connected with a ground plate in the terminal device.
    Type: Application
    Filed: January 22, 2021
    Publication date: May 20, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Xianjing JIAN
  • Publication number: 20210143523
    Abstract: A terminal device includes a metal frame. At least two slots are disposed on a side of the metal frame, at least two antenna feedpoints are disposed on an inner side wall of the metal frame, and different antenna feedpoints in the at least two antenna feedpoints are located on side edges of different slots. A signal reflection wall is further disposed inside the terminal device, and a gap exists between the signal reflection wall and the at least two slots. The signal reflection wall is formed by a metal outer wall of a battery of the terminal device. The metal frame and the signal reflection wall are both electrically connected to a ground plate of the terminal device.
    Type: Application
    Filed: January 22, 2021
    Publication date: May 13, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Huan-Chu HUANG, Xianjing JIAN
  • Publication number: 20210143528
    Abstract: A terminal device includes a metal frame having at least two slots disposed on a side of the metal frame. At least two antenna feedpoints are disposed on an inner side wall of the metal frame, and different antenna feedpoints in the at least two antenna feedpoints are disposed on side edges of different slots. A signal reflection wall is further provided inside the terminal device, and a gap exists between the signal reflection wall and the at least two slots. The signal reflection wall is formed by a metal wall of a battery chamber of the terminal device, and the battery chamber is a structure that accommodates a battery of the terminal device. The metal frame and the signal reflection wall are both electrically connected to a ground plate of the terminal device.
    Type: Application
    Filed: January 22, 2021
    Publication date: May 13, 2021
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yijin WANG, Huan-Chu HUANG, Xianjing JIAN
  • Patent number: 10793536
    Abstract: The present application provides a vortioxetine pamoic acid salt, which includes a crystal form, a solvate or an amorphous substance of the vortioxetine pamoic acid salt. The present application provides a preparation method and use of the vortioxetine pamoic acid salt and the crystal form thereof. The vortioxetine pamoic acid salt prepared in the present application prolongs the residence time of the vortioxetine in vivo, achieving a slow release of the vortioxetine in vivo, and is suitable for preparing a long-acting dosage form.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: October 6, 2020
    Assignee: SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO., LTD
    Inventors: Yunfei Li, Xiaoer Xia, Xin Xu, Zhen Zhang, Lei Liu, Xiaojuan Zhang, Liming Zhang, Dongsheng Li, Yijin Wang, Jian Ge
  • Publication number: 20200270230
    Abstract: Disclosed are a class of ?-opioid receptor agonists and a preparation method therefor and the use thereof in the field of medicine, belonging to the field of medicinal chemistry. The ?-opioid receptor agonists significantly increase the selectivity for a G protein signaling pathway, and not only can exhibit excellent pharmacodynamic effects, but also significantly improve safety.
    Type: Application
    Filed: September 17, 2018
    Publication date: August 27, 2020
    Inventors: Xin Xu, Zhen Zhang, Yunfei Li, Liming Zhang, Fengying Guo, Qingyun Jiang, Dongsheng Li, Linli Zhang, Jinqian Song, Lei Liu, Qiang Liu, Jing Su, Yijin Wang, Jian Ge
  • Publication number: 20200268337
    Abstract: An imaging planning apparatus according to one embodiment includes processing circuitry. The processing circuitry obtains a first value of a first index that is related to an X-ray dose and a second value of a second index that is related to an image quality, based on an X-ray imaging condition of a subject set in a predetermined examination. The processing circuitry displays an association chart indicating an association between the first index and the second index on a display unit, displays an acceptable range of the first index and the second index, the acceptable range being based on information related to a diagnostic reference level corresponding to the predetermined examination, in a manner distinguished from a range other than the acceptable range in the association chart, and also displays a mark at a position corresponding to the first value and the second value in the association chart.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 27, 2020
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Bing LAN, Xieping XU, Lin LI, Yijin WANG, Qingyu YAN, Naoki YAMASHITA
  • Patent number: 10665951
    Abstract: An antenna for a mobile phone and a mobile phone having the same are provided. The antenna for a mobile phone includes: a metal mobile phone case provided with a first slot and a second slot intersecting with the first slot; a circuit board having a clearance zone and a parasitic branch stretching into the clearance zone, and disposed within the metal mobile phone case; an exciting sheet disposed between the circuit board and the metal mobile phone case, and across the first slot in a width direction of the first slot; a dielectric filler disposed between the exciting sheet and the metal mobile phone case, and configured to fill the first slot and the second slot.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: May 26, 2020
    Assignee: BYD COMPANY LIMITED
    Inventors: Yijin Wang, Lianhua Li, Wensong Wang, Munyong Choi, Faping Wang
  • Publication number: 20200108055
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals, and the average grain size of the crystals ranges from 0.5 ?m to 100 ?m.
    Type: Application
    Filed: February 13, 2018
    Publication date: April 9, 2020
    Inventors: Jian GE, Yunfei LI, Lihong LIN, Dengxue SUN, Jiamiao WANG, Yijin WANG, Zhiyun WANG
  • Patent number: 10456405
    Abstract: Provided are a compound of the formula below, and a pharmaceutically acceptable salt or stereoisomer thereof that can be used for treating cardiovascular diseases and compositions containing the compounds. The compounds, a pharmaceutically acceptable salt or stereoisomer thereof and the compositions can improve lipid metabolism disorders by increasing high-density lipoprotein cholesterol in blood; in addition, the compounds, a pharmaceutically acceptable salt or stereoisomer thereof and the compositions can also release nitric oxide, and reduce the onset risk of cardiovascular diseases by means of relaxing blood vessels, lowering blood pressure, inhibiting platelet adhesion and aggregation and maintaining vascular tension, and thus play an important role in preventing and treating the occurrence and development of cardiovascular diseases.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: October 29, 2019
    Assignees: ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD, SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO., LTD
    Inventors: Jian Ge, Yunfei Li, Zhen Zhang, Yijin Wang, Jiamiao Wang, Tao Cheng
  • Patent number: 10361477
    Abstract: An antenna and a mobile terminal having the same are provided. The antenna includes: a metal shell having a first slot, penetrated through the metal shell, extending in a transverse direction of the metal shell, having two ends which are closed; and a second slot, penetrated through the metal shell, extending in a longitudinal direction of the metal shell, having a first end communicated with the first slot and a second end extending to an edge of the metal shell and opened thereat; an exciting sheet disposed at an inner side of the metal shell, covering the first slot in a width direction thereof; a dielectric filling layer disposed between the exciting sheet and the metal shell, configured to fill the first and second slots; and an expanding resonance branch, disposed on a surface of the dielectric filling layer facing away from the metal shell, connected to the exciting sheet.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: July 23, 2019
    Assignee: BYD Company Limited
    Inventors: Yijin Wang, Lianhua Li, Faping Wang