Patents by Inventor Qing Chen

Qing Chen 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: 20250115498
    Abstract: A two-stage system and method for treating fluoride-containing wastewater are provided. The two-stage system includes a first concentration defluoridation section and a second concentration defluoridation section. In the first concentration defluoridation section, the first mixed wastewater containing high concentration of fluoride ions is mixed with calcium chloride and stirred in the second mixing tank to obtain the second mixed wastewater containing low-concentration fluoride ions; in the second concentration defluoridation section, the second mixed wastewater is mixed with an advanced defluoridation agent and stirred in the third mixing tank to form a third mixed wastewater; the third mixed wastewater is introduced into a flocculation tank from the third mixing tank; and polymer is added for flocculation and sedimentation, so as to discharge a sediment and a defluoridation wastewater, the fluoride ion of which is less than 15 ppm.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 10, 2025
    Inventors: KUO-CHING LIN, SHR-HAN SHIU, HUNG-EN LIN, YI-QING CHEN
  • Publication number: 20250119064
    Abstract: A bidirectional power supply apparatus includes: an alternating current input port for inputting an alternating current to the bidirectional power supply apparatus; an alternating current output port for outputting the alternating current to an alternating current device; a direct current input or output port for transmitting a direct current between the bidirectional power supply apparatus and a direct current device bidirectionally; a bidirectional energy conversion module for performing multiple energy conversions on electrical energy inputted to the bidirectional power supply apparatus; and a power management module electrically connected to the alternating current input port, the alternating current output port, and the direct current input or output port.
    Type: Application
    Filed: October 11, 2024
    Publication date: April 10, 2025
    Inventors: Hong Zhu, Qing Gao, Mingyang Chen, He Huang, Zhijian Lu, Yiwen Xiao
  • Publication number: 20250115499
    Abstract: An advanced defluoridation agent and a method for removing fluoride ions in fluorine-containing wastewater are provided. The advanced defluoridation agent includes 40-70 wt % of polyaluminum sulfate, 0.3-30 wt % of hydroxyapatite and deionized water supplemented to 100 wt %. Using the advanced defluoridation agent of the present disclosure to treat fluoride-containing wastewater can achieve increased defluorination efficiency, reduced electrical conductivity, and reduced sludge content, and a better defluorination effect. The concentration of fluoride ions is lower than 15 ppm after using the advanced defluoridation agent of the present disclosure.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 10, 2025
    Inventors: KUO-CHING LIN, SHR-HAN SHIU, HUNG-EN LIN, YI-QING CHEN
  • Publication number: 20250119937
    Abstract: Methods, systems, and apparatuses are described herein for beamforming based initial access, beam management, and beam based mobility designs for NR systems. Issues are identified and addressed related to one or more of initial access, control channel design, eMBB and URLLC mixing, and beam training. The methods, systems and apparatus may include a receiving scheduling information and a preemption indication via a DCI. In addition, there may be a detecting and decoding of the preemption indication, a determining of a HARQ feedback associated, and a sending, to a network node, of the HARQ feedback.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 10, 2025
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Qing Li, Lakshmi R. Iyer, Allan Y. Tsai, Guodong Zhang, Tianyi Xu, Wei Chen, Pascal M. Adjakple, Joseph M. Murray
  • Publication number: 20250109732
    Abstract: A device and method for starting a pumped storage group, and a pumped storage system are disclosed. The device includes: an acquisition module configured to acquire starting data of the group in real time; a first determination module configured to determine a real-time speed versus time curve for the group based on the starting data; and a correction module configured to correct a starting speed of the group based on a deviation between a reference speed versus time curve cluster and the real-time speed versus time curve. The real-time speed of the group during starting is visualized through a curve fitting procedure to form the real-time speed versus time curve, the real-time speed versus time curve is compared with a favorable history operation curve, and the deviation between the real-time speed versus time curve and the favorable history operation curve is corrected to adjust the starting speed of the group.
    Type: Application
    Filed: October 31, 2023
    Publication date: April 3, 2025
    Applicant: CSG POWER GENERATION CO., LTD. MAINT. AND TEST CO.
    Inventors: Yu GONG, Mingxuan YANG, Yaxiong YU, Tao CHEN, Jialiang YU, Qing LI, Xiaobo QIU, Yequan LIANG
  • Publication number: 20250109731
    Abstract: The present disclosure discloses a method and an apparatus for identifying an S-characteristic of a pump turbine and a control method. The method for identifying an S-characteristic of a pump turbine includes: collecting a set of state parameters of the pump turbine at a preset time interval, wherein the state parameters comprise a flow rate and a rotation speed of the pump turbine; calculating a slope of a relationship curve between the rotation speed and the flow rate of the pump turbine within a current preset time interval; and determining, according to the positivity or negativity and an absolute value of the slope, whether the pump turbine enters an S-characteristic region.
    Type: Application
    Filed: October 31, 2023
    Publication date: April 3, 2025
    Applicant: CSG POWER GENERATION CO., LTD. MAINT. & TEST CO.
    Inventors: Mingxuan YANG, Yaxiong YU, Yu GONG, Xiaobo QIU, Tao CHEN, Qing LI, Hao WU, Kaiwei XU
  • Publication number: 20250105614
    Abstract: Embodiments of the present disclosure provides a solid state circuit breaker, comprising: a first switch; a second switch, connected in series with the first switch in a circuit to be protected; an operation switch, connected to the second switch, wherein the second switch is closed in a case that the operation switch is in a closed position, and is opened in a case that the operation switch is in an opened position; a micro switch, connected to the operation switch, and cable of being driven to a predetermined opened position by the operation switch during the process of the operation switch being switched from the closed position to the opened position; a position detection circuit, connected to the micro switch, capable of generating an opening feedback signal in a case that the micro switch is driven to a predetermined opened position; a control unit, connected to the position detection circuit to receive an opening feedback signal, capable of generating a predetermined opening signal based on the opening
    Type: Application
    Filed: December 20, 2023
    Publication date: March 27, 2025
    Applicant: Schneider Electric (China) Co., Ltd.
    Inventors: Baoyun Bi, Ying Shi, Jiamin Chen, Qing Yang
  • Publication number: 20250101378
    Abstract: A culture medium for culturing mammary epithelial cells, which medium contains ?-estradiol, insulin-like growth factor 1, basic fibroblast growth factor, tumor necrosis factor-?, and optionally fibroblast growth factor 10. A method for culturing mammary epithelial cells using the culture medium, and a method and the use of cells obtained using the culture method in evaluating or screening the efficacy of a drug.
    Type: Application
    Filed: February 9, 2022
    Publication date: March 27, 2025
    Applicant: PRECEDO PHARMACEUTICALS CO., LTD
    Inventors: Qing Song LIU, Fei Yang LIU, Jie ZHANG, Cheng CHEN, Wen Chao WANG
  • Patent number: 12260902
    Abstract: A complementary storage unit and a method of preparing the same, and a complementary memory. The complementary storage unit includes: a control transistor, a pull-up diode and a pull-down diode. The control transistor is configured to control reading and writing of the storage unit. One end of the pull-up diode is connected to a positive selection line, and the other end thereof is connected to a source end of the control transistor, so as to control a high-level input. One end of the pull-down diode is connected to a negative selection line, and the other end thereof is connected to the source end of the control transistor, so as to control a low-level input. The pull-up diode and the pull-down diode are symmetrically arranged in a first direction.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: March 25, 2025
    Assignee: Institute of Microelectronics, Chinese Academy of Sciences
    Inventors: Qing Luo, Bing Chen, Hangbing Lv, Ming Liu, Cheng Lu
  • Patent number: 12258391
    Abstract: Monoclonal antibodies that bind and inhibit the activity of human GDF15 are disclosed. The antibodies can be used to treat body weight loss, including cachexia, associated with the over-expression of human GDF15.
    Type: Grant
    Filed: June 16, 2023
    Date of Patent: March 25, 2025
    Assignee: AVEO Pharmaceuticals, Inc.
    Inventors: Lorena Lerner, Sandra Abbott, Ailin Bai, Ting Chen, Maria Isabel Chiu, Qing Liu, Laura Poling, Nianjun Tao, Solly Weiler, Zhigang Weng, William M. Winston, Jr., Jeno Gyuris
  • Publication number: 20250096598
    Abstract: A system architecture of a fast transfer switch is provided, which includes a main power loop configured to be connected to at least two power supplies, transfer between the at least two power supplies, and output an AC signal; a first parallel bypass module configured to output an AC signal, the first parallel bypass module including an independent power supply; the main controller is configured to, in response to detecting the abnormality of the first power supply of the at least two power supplies, adjust the AC signal output by the first parallel bypass module during the transfer of the main power loop between the at least two power supplies, so as to transfer from the first power supply outputting the AC signal via the main power loop to the second power supply of the at least two power supplies outputting the AC signal via the main power loop.
    Type: Application
    Filed: June 29, 2023
    Publication date: March 20, 2025
    Applicant: Schneider Electric Industries SAS
    Inventors: Ying Shi, Xiaohang Chen, Haijun Zhao, Yangfeng Song, Jiamin Chen, Jihua Dong, Qing Yang
  • Publication number: 20250096789
    Abstract: There is provided a solid-state switch device connected between a single-phase power supply source and a load, including: a phase bridge arm circuit, including a first and a second power semiconductor switches, which each includes a first, a second and a control ends and each includes a body diode, wherein the second ends of the first and the second power semiconductor switches are connected in series in phase of a single-phase power supply source; a phase voltage sampling circuit, configured to acquire sampled values of phase voltage of the phase bridge arm circuit; and a control circuit, configured to determine direction of the phase voltage according to the sampled values, turn on one of the power semiconductor switches whose body diode direction is the same as the direction of the phase voltage, and turn on the other within a half cycle after the immediate zero-crossing of the phase voltage.
    Type: Application
    Filed: June 28, 2023
    Publication date: March 20, 2025
    Applicant: Schneider Electric Industries SAS
    Inventors: Xiaohang CHEN, Wanlong BAI, Zuoren WU, Yangfeng SONG, Qing LING, Jiamin CHEN
  • Publication number: 20250095964
    Abstract: A method for performing a plasma etch process is provided. The method initiates with receiving a substrate into a chamber. A high frequency (HF) RF signal is generated, said HF RF signal being pulsed in at least a three-state cycle including a first state, a second state, and a third state. The first state is configured at a first power level; the second state is configured at a second power level less than the first power level; and, the third state is configured at a third power level less than the second power level. The second power level of the HF RF signal being in the range of about 0 W to 3500 W. The HF RF signal is applied to an electrode of the chamber for performing the plasma etch process.
    Type: Application
    Filed: December 19, 2022
    Publication date: March 20, 2025
    Inventors: Daksh AGARWAL, Beibei JIANG, Shuang PI, Chen CHEN, Taner OZEL, Qing XU, Merrett WONG, Amit MUKHOPADHYAY, Akanksha GUPTA, Taeseok OH
  • Patent number: 12253861
    Abstract: A multi-robot collaboration method in a flexible hardware production workshop is provided, by which allocation of workpiece machining tasks and transfer of workpieces in different workstations can be achieved and meanwhile relatively high calculation cost is avoided. According to the method, a distributed collaboration method is fully used, and in allusion to the current technical condition, the allocation of the workpiece machining tasks and the transfer of the workpieces in different workstations can be achieved and meanwhile the relatively high calculation cost is avoided. A multi-AGV path conflict eliminating method is used for avoiding possible collision of AGVs during movement. A centralized intervention and adjustment method is used for discovering and predicting system conflicts and failure problems and making timely dispatching and adjustment so as to improve the automation level and the flexibility level of a hardware workshop.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: March 18, 2025
    Assignee: BEIJING INSTITUTE OF TECHNOLOGY
    Inventors: Bin Xin, Sai Lu, Lihua Dou, Jie Chen, Qing Wang, Miao Wang
  • Publication number: 20250082213
    Abstract: This application provides a wearing detection method for a wearable device and the wearable device. The wearable device includes a main body, a wrist strap, and a blood pressure detection component. The blood pressure detection component includes an airbag and an air pump. The method includes: detecting that a preset condition is met, and inflating the airbag; detecting a volume expansion rate of the airbag; determining a wearing detection result of the wearable device based on the volume expansion rate; and displaying a first interface, where the first interface includes the wearing detection result.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 13, 2025
    Inventors: Qing Chen, Yadong Huang, Jiangfei Wu, Youhua Wang, Junye Jin
  • Publication number: 20250088126
    Abstract: A method of detecting forward and reverse connection of a three-phase motor is disclosed, including: turning on a first solid-state switch pair and a second solid-state switch pair into conduction for a predetermined period of time so that current can flow between a power supply and the three-phase motor; detecting output current of a solid-state motor starter; and determining the forward and reverse connection state of the three-phase motor based on the output current of the solid-state motor starter, in a case that currents exist at a first output terminal and a second output terminal, it is determined that the three-phase motor is in the forward connection state, and in a case that currents exist at the first output terminal and a third output terminal, it is determined that the three-phase motor is in the reverse connection state. Furthermore, a solid-state motor starter is disclosed.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 13, 2025
    Applicant: Schneider Electric (China) Co., Ltd.
    Inventors: Qing Yang, Ying Shi, Xiaohang Chen
  • Publication number: 20250086087
    Abstract: Computer implemented methods, systems, and computer program products include program code executing on a processor(s) obtain factor(s) relevant to a given resource. The program code determines relationships between the factor(s). Based on parameters comprising the relationships, the program code identifies, from a search space, configuration(s) for resource(s) and configuration(s) for workload(s) in the computing environment. The program code executes, based on a pre-defined policy, a test: a workload configured according to a configuration in a system under test instance configured according to a configuration. The program code obtains performance measurements for the test in the system under test instance. The program code utilizes the performance measurements to update a known data set.
    Type: Application
    Filed: September 7, 2023
    Publication date: March 13, 2025
    Inventors: Ying MO, Wu DI, Xing TIAN, Qing Zhi YU, Nan CHEN, Ju Ling LIU
  • Publication number: 20250084049
    Abstract: The present disclosure generally provides poly-alkali metal salts of flavanones, dihydrochalcones, and related polyphenolic compounds. In some aspects, the disclosure provides certain compositions that include such poly-alkali metal salts of flavanones, dihydrochalcones, and related polyphenolic compounds, such as compositions that include such poly-alkali metal salts of flavanones, dihydrochalcones, and related polyphenolic compounds and one or more sweeteners. In some other aspects, the disclosure provides methods of reducing the caloric content of a sweetened article, such as a sweetened food or beverage product.
    Type: Application
    Filed: June 28, 2022
    Publication date: March 13, 2025
    Applicant: Firmenich Incorporated
    Inventors: Joseph R. FOTSING, Qing CHEN, Dattatreya BANAVARA
  • Publication number: 20250088238
    Abstract: The present application is at least directed to an apparatus on a network including a non-transitory memory including instructions stored thereon for beamforming training. The apparatus also includes a processor, operably coupled to the non-transitory memory, capable of executing the instructions of monitoring a first beamforming training reference signal (BT-RS) and physical broadcast channel (PBCH) of a network node to acquire symbol timing and subframe timing, where a common part of the PBCH includes a first beam ID. The processor is also configured to execute the instructions of transmitting, to the network node, a beam ID feedback with a unique training sequence generated based on the first beam ID to establish a radio resource control (RRC) connection. The processor is further configured to execute the instructions of receiving, from the network node, a second BT-RS to perform beamforming training.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 13, 2025
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Guodong Zhang, Allan Y. Tsai, Qing Li, Pascal M. Adjakple, Lakshmi R. Iyer, Wei Chen, Joseph M. Murray
  • Publication number: 20250087166
    Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit and an output circuit; the driving signal generation circuit generates and outputs the Nth stage of driving signal; the gating circuit controls to write the gating input signal into the first node; the output control circuit performs a NAND operation on the Nth stage of driving signal and the potential of the second terminal of the output control circuit to obtain a first output signal; the output circuit inverts the first output signal to obtain and provide an output driving signal through the output driving terminal; N is a positive integer.
    Type: Application
    Filed: December 19, 2022
    Publication date: March 13, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Qingqing Yan, Pan Zhao, Qing He, Xiangnan Pan, Quanyong Gu