Patents by Inventor Heping Zhang

Heping Zhang 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: 11332492
    Abstract: This application discloses CD73 inhibitors represented by the general formula (I) and analogs thereof, pharmaceutical compositions containing these compounds, methods of preparing them, and use of these compounds as therapeutic agents for the treatment of diseases or conditions associated with CD73 activity, such as various cancers.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: May 17, 2022
    Assignees: Jiangsu Hengrui Medicine Co., Ltd., Shanghai Hengrui Pharmaceutical Co., Ltd.
    Inventors: Jian Liu, Heping Wu, Linghang Zhuang, Suxing Liu, Rumin Zhang, Feng He, Weikang Tao
  • Publication number: 20220147670
    Abstract: The invention relates to an optimal allocation method for stored energy coordinating electric vehicles (EVs) to participate in auxiliary service market (ASM), including the following steps: 1. Predict the reported capacity of daily 96 points for EVs to participate in the ASM by least square support vector machine (LSSVM). 2. Fit the daily total load distribution of EVs. 3. Determine the error distribution between the reported capacity and the actual response capacity, and simulate the total daily load capacity of EVs in the future with Monte Carlo method. 4. Calculate the energy storage capacity required by EVs daily participating in ASM. 5. Build the objective function to minimize the scheduling risk of auxiliary service. 6. Solve the energy storage model in step 5 with particle swarm optimization (PSO), and output the configuration results of optimal energy storage capacity and energy storage power. The invention can improve the adjustable capacity of EVs participating in ASM.
    Type: Application
    Filed: June 4, 2021
    Publication date: May 12, 2022
    Inventors: Dunnan Liu, Mingguang Liu, Xiaofeng Peng, Heping Jia, Wen Wang, Lingxiang Wang, Mengjiao Zou, Yue Zhang, Ye Yang, Shu Su, Desheng Bai
  • Patent number: 10757654
    Abstract: The communication method includes: obtaining a received signal strength indicator RSSI; comparing the obtained RSSI with a predetermined value; determining a Bluetooth transmission link based on a comparison result, where the Bluetooth transmission link includes a first transmission link and a second transmission link, where the first transmission link is a transmission link of an internal power amplifier of a Bluetooth module, and the second transmission link is a transmission link of a combination of the internal power amplifier of the Bluetooth module and an external power amplifier of the Bluetooth module; and transmitting a Bluetooth signal based on the determined Bluetooth transmission link. According to the present invention, the RSSI value of the Bluetooth device is detected, the detected RSSI value is compared with the predetermined value, and the transmission link of the Bluetooth device is determined based on the comparison result.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: August 25, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yajun Wang, Zhongying Long, Chonglu Chen, Guangsheng Pan, Heping Zhang
  • Patent number: 10567012
    Abstract: Example radio frequency front ends, terminal devices, and carrier aggregation methods are provided. In one example, the radio frequency front end includes: P transmit branches, each transmit branch includes at least one transmit filter, N receive branches, where each receive branch includes at least one receive filter, and a switch circuit having L input ports and at least one output port, where the at least one output port is connected to an antenna or a back end circuit of an antenna, and where the L input ports are used to simultaneously connect a transmit branch of the P transmit branches and a receive branch of the N receive branches, where the transmit branch and the receive branch are corresponding to a same frequency band.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: February 18, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Heping Zhang, Jian Chen, Guangsheng Pan, Dingjie Wang, Hugen Qin
  • Publication number: 20190327684
    Abstract: The communication method includes: obtaining a received signal strength indicator RSSI; comparing the obtained RSSI with a predetermined value; determining a Bluetooth transmission link based on a comparison result, where the Bluetooth transmission link includes a first transmission link and a second transmission link, where the first transmission link is a transmission link of an internal power amplifier of a Bluetooth module, and the second transmission link is a transmission link of a combination of the internal power amplifier of the Bluetooth module and an external power amplifier of the Bluetooth module; and transmitting a Bluetooth signal based on the determined Bluetooth transmission link. According to the present invention, the RSSI value of the Bluetooth device is detected, the detected RSSI value is compared with the predetermined value, and the transmission link of the Bluetooth device is determined based on the comparison result.
    Type: Application
    Filed: February 22, 2017
    Publication date: October 24, 2019
    Inventors: Yajun WANG, Zhongying LONG, Chonglu CHEN, Guangsheng PAN, Heping ZHANG
  • Publication number: 20180331716
    Abstract: Example radio frequency front ends, terminal devices, and carrier aggregation methods are provided. In one example, the radio frequency front end includes: P transmit branches, each transmit branch includes at least one transmit filter, N receive branches, where each receive branch includes at least one receive filter, and a switch circuit having L input ports and at least one output port, where the at least one output port is connected to an antenna or a back end circuit of an antenna, and where the L input ports are used to simultaneously connect a transmit branch of the P transmit branches and a receive branch of the N receive branches, where the transmit branch and the receive branch are corresponding to a same frequency band.
    Type: Application
    Filed: April 29, 2016
    Publication date: November 15, 2018
    Inventors: Heping ZHANG, Jian CHEN, Guangsheng PAN, Dingjie WANG, Hugen QIN
  • Patent number: 8964915
    Abstract: A method and an apparatus are provided for improving a communication rate, which are used in a terminal working in a multiple-input multiple-output (MIMO) state. The method includes: obtaining strength of a first signal received in a first path connected to a first antenna and strength of a second signal received in a second path connected to a second antenna; and adjusting the first path or/and the second path according to a difference between the strength of the first signal and the strength of the second signal, so as to reduce an unbalance degree between the first path and the second path, thereby improving the communication rate. By adopting the present invention, improvement of a rate of an antenna may be achieved by adjusting a balance between the first and second paths.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: February 24, 2015
    Assignee: Huawei Device Co., Ltd.
    Inventors: Heping Zhang, Zhenghao Li, Zhongying Long, Dingjie Wang, Zhaoliang Yang, Dongxing Tu
  • Publication number: 20140112422
    Abstract: A method and an apparatus are provided for improving a communication rate, which are used in a terminal working in a multiple-input multiple-output (MIMO) state. The method includes: obtaining strength of a first signal received in a first path connected to a first antenna and strength of a second signal received in a second path connected to a second antenna; and adjusting the first path or/and the second path according to a difference between the strength of the first signal and the strength of the second signal, so as to reduce an unbalance degree between the first path and the second path, thereby improving the communication rate. By adopting the present invention, improvement of a rate of an antenna may be achieved by adjusting a balance between the first and second paths.
    Type: Application
    Filed: December 31, 2013
    Publication date: April 24, 2014
    Applicant: Huawei Device Co., Ltd.
    Inventors: Heping Zhang, Zhenghao Li, Zhongying Long, Dingjie Wang, Zhaoliang Yang, Dongxing Tu
  • Patent number: 8562256
    Abstract: There is disclosed a floating system positioned in a body of water having a water bottom, the system comprising a host member floating in the water; an elongated underwater line structure, comprising a top connected to the host; a bottom extending to the seabed and adapted to connect to a flowline lying on the seabed; a first portion of the line structure being shaped concave upward; a second portion of the line structure being shaped concave upward; and a transition segment between being shaped concave downward, the transition segment located between the first portion and the second portion.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: October 22, 2013
    Assignee: Shell Oil Company
    Inventors: You Sun Li, George Rodenbusch, Heping Zhang, Jane Qing Zhang
  • Patent number: 8480334
    Abstract: There is disclosed a floating system positioned in a body of water having a water bottom, the system comprising a host member floating on a surface of the water; a flotation module floating under the surface of the water; a flexible hose connecting the host member to the flotation module; and an elongated underwater line structure, comprising a top portion connected to the flotation module; a bottom portion extending to the water bottom and adapted to connect to a flowline lying on the water bottom; and at least one of the top portion and the bottom portion comprising a catenary configuration.
    Type: Grant
    Filed: October 3, 2007
    Date of Patent: July 9, 2013
    Assignee: Shell Oil Company
    Inventors: George Rodenbusch, Heping Zhang, Qing Jane Zhang
  • Patent number: 8025969
    Abstract: Poly(ethylene terephthalate) monofilaments having improved loop strength and toughness as well as improved tensile strength and tensile toughness. The yarns can have a loop toughness of at least 2 gf/den, a loop tenacity of at least 7 gf/den, a tensile toughness of at least 0.9 gf/den, a tensile tenacity of at least 4 gf/den, and a DSC crystallinity of at least 35%. A process for the production of poly(ethylene terephthalate) monofilaments includes melt extrusion, orientation of the extrudates by stretching, and further stretching as well as heat treating the stretched monofilaments. Industrial fabrics, especially fabrics for paper machine clothing, can be made of such monofilaments as load bearing yarns that resist loop failure and that resist fabric creep at high temperature and high load.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: September 27, 2011
    Assignee: Voith Paper Holding GmbH & Co. KG
    Inventors: Heping Zhang, Craig Valentine
  • Publication number: 20100129161
    Abstract: There is disclosed a floating system positioned in a body of water having a water bottom, the system comprising a host member floating on a surface of the water; a flotation module floating under the surface of the water; a flexible hose connecting the host member to the flotation module; and an elongated underwater line structure, comprising a top portion connected to the flotation module; a bottom portion extending to the water bottom and adapted to connect to a flowline lying on the water bottom; and at least one of the top portion and the bottom portion comprising a catenary configuration.
    Type: Application
    Filed: October 3, 2007
    Publication date: May 27, 2010
    Inventors: George Rodenbusch, Heping Zhang, Jane Qing Zhang
  • Publication number: 20100099320
    Abstract: Poly(ethylene terephthalate) monofilaments having improved loop strength and toughness as well as improved tensile strength and tensile toughness. The yarns can have a loop toughness of at least 2 gf/den, a loop tenacity of at least 7 gf/den, a tensile toughness of at least 0.9 gf/den, a tensile tenacity of at least 4 gf/den, and a DSC crystallinity of at least 35%. A process for the production of poly(ethylene terephthalate) monofilaments includes melt extrusion, orientation of the extrudates by stretching, and further stretching as well as heat treating the stretched monofilaments. Industrial fabrics, especially fabrics for paper machine clothing, can be made of such monofilaments as load bearing yarns that resist loop failure and that resist fabric creep at high temperature and high load.
    Type: Application
    Filed: October 21, 2008
    Publication date: April 22, 2010
    Applicant: VOITH PAPER HOLDING GmbH & CO. KG PATENT DEPARTMENT
    Inventors: Heping Zhang, Craig Valentine
  • Publication number: 20090311529
    Abstract: The present invention relates to a high tenacity polyurethane monofilament and a process for manufacturing the same, comprising of orienting and dynamic annealing of a polyurethane-containing monofilament. In addition to high tenacity, the present invention imparts reduced shrinkage and elongation to monofilament fibers, facilitating the use of thermoplastic elastomers in industrial fabrics, particularly in paper machine clothing (PMC). The brief abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
    Type: Application
    Filed: June 16, 2008
    Publication date: December 17, 2009
    Applicant: VOITH PATENT GmbH
    Inventors: Heping ZHANG, Craig Valentine
  • Publication number: 20090269141
    Abstract: There is disclosed a floating system positioned in a body of water having a water bottom, the system comprising a host member floating in the water; an elongated underwater line structure, comprising a top connected to the host; a bottom extending to the seabed and adapted to connect to a flowline lying on the seabed; a first portion of the line structure being shaped concave upward; a second portion of the line structure being shaped concave upward; and a transition segment between being shaped concave downward, the transition segment located between the first portion and the second portion.
    Type: Application
    Filed: September 19, 2007
    Publication date: October 29, 2009
    Inventors: You Son LI, George Rodenbusch, Heping Zhang, Jane Qing Zhang
  • Patent number: 7513277
    Abstract: An endless fabric belt subjected to a substantial running tension. The belt has an endless woven fabric formed from a plurality of MD (machine direction) ultra high molecular weight polymer strands approaching zero creep at high tensile loads. A plurality of CMD (cross machine direction) strands are interwoven with the MD strands. The plurality of MD strands have first and second ends spliced to one another to form an endless belt, the splices forming a significant linear MD overlap of about 30 cm with each other.
    Type: Grant
    Filed: May 23, 2007
    Date of Patent: April 7, 2009
    Assignee: Voith Patent GmbH
    Inventors: Robert Crook, Sanjay Patel, Heping Zhang, Craig Valentine, Hubert Walkenhaus
  • Publication number: 20090075543
    Abstract: The present invention relates to malleable polymer monofilaments that show shape malleability under heat and stress. The monofilaments can be used in closely woven industrial fabrics, especially in paper machine fabrics, as weft materials that protect load bearing warp yarns for better wear resistance.
    Type: Application
    Filed: September 17, 2007
    Publication date: March 19, 2009
    Applicant: VOITH PATENT GmbH
    Inventors: Heping Zhang, Craig Valentine, Matthias Hoehsl
  • Publication number: 20080289716
    Abstract: An endless fabric belt subjected to a substantial running tension. The belt has an endless woven fabric formed from a plurality of MD (machine direction) ultra high molecular weight polymer strands approaching zero creep at high tensile loads. A plurality of CMD (cross machine direction) strands are interwoven with the MD strands. The plurality of MD strands have first and second ends spliced to one another to form an endless belt, the splices forming a significant linear MD overlap of about 30 cm with each other.
    Type: Application
    Filed: May 23, 2007
    Publication date: November 27, 2008
    Inventors: Robert Crook, Sanjay Patel, Heping Zhang, Craig Valentine, Hubert Walkenhaus
  • Patent number: 7435474
    Abstract: Monofilament made from a polymeric blend, wherein the polymer blend includes at least a first and a second polymer component wherein the first polymer component is polyamide (PA) 612 added to the blend in an amount of 50% to 99% by weight and that a second polymer component is at least one other polyamide added to the blend in an amount of 1% to 49% by weight and that per denier the monofilament has a resistance to withstand at least 60 cycles of abrasion testing.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: October 14, 2008
    Assignee: Voith Patent GmbH
    Inventors: Heping Zhang, Craig Valentine, Scott Quigley
  • Publication number: 20080182938
    Abstract: A method of forming a monofilament or a technical fiber for use in a press felt of a papermaking machine including the steps of selecting polyamide 66, selecting polyamide 6/66, blending and forming a monofilaments. An amount of polyamide selected by weight of approximately 60-95% of a total weight. An amount of polyamide 6/66 copolymer is selected by weight in an amount of approximately 5% to 40% of the total weight. The polyamide 66 and polyamide 6/66 copolymer are blended, thereby defining a blended material. The monofilament or technical fiber is formed from the blended material.
    Type: Application
    Filed: January 25, 2007
    Publication date: July 31, 2008
    Inventors: Heping Zhang, Craig Valentine