Patents by Inventor Zhenhua Liu

Zhenhua Liu 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: 11959890
    Abstract: The present invention relates to an experimental apparatus for researching characteristics of subsea tunnel at bottom of seabed under wave, comprising main control system, wave making test system, rock and soil confining pressure test system and water level regulation test system, wherein a bottom of the rock and soil confining pressure test system is connected with the water level regulation test system; a bottom of the wave making test system is connected with the rock and soil confining pressure test system; and all test systems are electrically connected with the main control system. The experimental apparatus, when being small, may simulate the situation of the subsea tunnel under a nonlinear complex wave, may consider the common action of the seabed and the wave, and may regulate water levels and soil pressures, having perfect functions and effectively exploring the effect of various aspects on the subsea tunnel.
    Type: Grant
    Filed: September 1, 2023
    Date of Patent: April 16, 2024
    Assignee: Shandong University
    Inventors: Ke Wu, Wenbin Xu, Dapeng Liu, Yajun Liu, Zhenhua Liu, Zhongyu Dou
  • Publication number: 20240119897
    Abstract: A pixel circuit and a driving method therefor and a display panel are provided. The pixel circuit includes a driving circuit, a data writing circuit, a storage circuit, and a first reset circuit; the driving circuit includes a control terminal, a first terminal, and a second terminal, and is configured to control a driving current flowing through the first terminal and the second terminal for driving a light-emitting element to emit light; the data write circuit is configured to write a data signal into the control terminal of the driving circuit; the storage circuit is configured to store the data signal; the first reset circuit is configured to apply a first initialization voltage to the control terminal of the driving circuit; the driving circuit and the data write circuit each include an N-type thin film transistor; and the first reset circuit includes an N-type oxide thin film transistor.
    Type: Application
    Filed: July 5, 2022
    Publication date: April 11, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhenhua Zhang, Dongfang Yang, Xilei Cao, Xueguang Hao, Lang Liu, Jingyi Feng, Changlong Yuan, Xiaoxin Li, Li Zhu
  • Publication number: 20240120603
    Abstract: Provided are a battery, an electrical apparatus, and a method and an apparatus for making a battery. The battery comprises: a battery cell; a first component, wherein a first surface of the first component is connected to at least one of the battery cells through an adhesion member, the adhesion member comprises a first adhesion structure and a second adhesion structure, the first adhesion structure is located at the periphery of the second adhesion structure, and the first adhesion structure has an elongation at break greater than that of the second adhesion structure. The battery, the electrical apparatus, and the method and the apparatus for making the battery according to the embodiments of the present application can enhance the safety of the battery.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 11, 2024
    Inventors: Xiayi Wu, Jingjing Yu, Wenzhong Liu, Yu Tang, Zhenhua Li, Xing Li
  • Patent number: 11956379
    Abstract: A retractable screen structure includes a holder assembly, the holder assembly including a holder and a rotation shaft assembly. The rotation shaft assembly includes a rotation shaft support coupled to a side of the holder and having a shaft hole, a rotation shaft passing through the shaft hole, and a rotation wheel fitted over the rotation shaft. The holder assembly also includes a flexible display screen wound around the rotation wheel. The rotation wheel is driven to rotate when the flexible display screen is expanded or retracted.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: April 9, 2024
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Pengfei Li, Zhenhua Liu
  • Patent number: 11945807
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: April 2, 2024
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Ermira Pazolli, Silvia Buonamici, Thiwanka Samarakoon, Sudeep Prajapati, Nathan Fishkin, James Palacino, Michael Seiler, Ping Zhu, Andrew Cook, Peter Smith, Xiang Liu, Shelby Ellery, Dominic Reynolds, Lihua Yu, Zhenhua Wu, Shouyong Peng, Nicholas Calandra, Megan Sheehan, Yonghong Xiao
  • Publication number: 20240102701
    Abstract: Disclosed is a sub-Kelvin temperature zone refrigeration mechanism. The sub-Kelvin temperature zone refrigeration mechanism includes a pulse tube refrigeration unit, first pre-cooling heat exchangers, a throttling refrigeration unit, second pre-cooling heat exchangers, an adsorption refrigeration unit, a third pre-cooling heat exchanger and a dilution refrigeration unit. The pulse tube refrigeration unit includes a pulse tube refrigeration part. The throttling refrigeration unit includes a throttling refrigeration part, and the throttling refrigeration part is connected with the adsorption refrigeration unit through the second pre-cooling heat exchangers so as to pre-cool the adsorption refrigeration unit. The adsorption refrigeration unit includes an adsorption refrigeration part, and the adsorption refrigeration part is connected with the dilution refrigeration unit through the third pre-cooling heat exchanger.
    Type: Application
    Filed: December 21, 2022
    Publication date: March 28, 2024
    Applicant: Shanghai Institute of Technical Physics Chinese Academy of Sciences
    Inventors: Shaoshuai Liu, Yinong Wu, Xiaoshan Pan, Zhenhua Jiang, Lei Ding, Xinquan Sha, Jiantang Song, Zhichao Chen, Baoyu Yang, Zhi Lu, Zheng Huang
  • Patent number: 11941023
    Abstract: Provided are a system and method for implementing an incremental data comparison. The system includes: a synchronization T environment, a simulation F environment, a simulation tool, a memory database, a comparison tool and a result database. The T environment includes a synchronization environment core application, a traditional commercial database, an incremental synchronization tool and a synchronization environment distributed database. The F environment includes a simulation environment core application and a simulation environment distributed database. The simulation tool is configured to play back a T environment service and an F environment service. The memory database is configured to store a mapping relationship between message values of the T and F environment. The comparison tool is configured to compare data in the T and F environment according to the mapping relationship between the message values.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: March 26, 2024
    Assignee: ZTE CORPORATION
    Inventors: Jianhua Mai, Zhiwen Liu, Yan Ding, Longbo Guo, Peng Zhang, Zhenhua Xu
  • Patent number: 11933176
    Abstract: The present invention belongs to the technical field of ocean traffic engineering, and relates to a fabricated ocean tunnel structure with an escape device and an application method thereof. The present invention includes a fabricated ocean tunnel structure and an escape device. the partition plate separates a middle bin in the tunnel, and the escape device is connected into the middle bin; and the escape device includes a rescue capsule, transverse ladders are evenly arranged in the rescue capsule, and a balancing weight block and a rescue equipment area are arranged at the bottom of the rescue capsule. The ocean tunnel structure can be provided with a rescue device during installation, and the safety of personnel escape can be guaranteed; therefore, the safety of the ocean tunnel structure is improved, cost is relatively low, secondary damage to the ocean tunnel structure is not needed.
    Type: Grant
    Filed: August 22, 2023
    Date of Patent: March 19, 2024
    Assignee: Shandong University
    Inventors: Ke Wu, Yajun Liu, Zhenhua Liu, Zhongyu Dou, Wenbin Xu, Dapeng Liu
  • Patent number: 11933178
    Abstract: The present invention relates to method for filling deformable karst cave, and the steps are: penetrating a grouting pipe into an elastic silicone tube, penetrating the grouting pipe and the elastic silicone tube into a deformable bracket, and lowering into a karst cave; sealing the elastic silicone tube, injecting silicate resin materials into the grouting pipe, and injecting steel fiber reinforced grout to implement a “block stone-like” structure; sealing the elastic silicone tube, separating the “block stone-like” structure from the elastic silicone tube to complete a “block stone-like” structure; lowering the elastic silicone tube and the deformable bracket, sealing the elastic silicone tube, lowering the elastic silicone tube and the deformable bracket tore construct the “block stone-like” structure, and completing the filling. The present invention may effectively stabilize the karst cave, ensure safe tunnel construction and stable surrounding rocks, and improve engineering construction speed.
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: March 19, 2024
    Assignee: Shandong University
    Inventors: Ke Wu, Yajun Liu, Zhongyu Dou, Zhenhua Liu, Dapeng Liu, Wenbin Xu
  • Publication number: 20240077626
    Abstract: A signal processing system and method for a radiation detector based on a metal oxide semiconductor (MOS) transistor are disclosed. The signal processing system includes a power supply generation module, an analog signal processing module, and a digital signal acquiring-processing module. The power supply generation module provides a novel power supply method, and converts a positive high voltage power supply into a negative high voltage power supply to supply power to a last dynode of a photomultiplier tube (PMT). The analog signal processing module converts a negative current pulse signal into a voltage difference signal. The digital signal acquiring-processing module acquires a signal of the analog signal processing module, and converts the signal into a digital signal for identification.
    Type: Application
    Filed: January 4, 2023
    Publication date: March 7, 2024
    Inventors: Qiang Liu, Zhenhua Lin, Jinhan Wang, Kunliang Yao, Yudong Luo, Sheng Wu, Yongjie Wang, Jianzheng Gao, Ming Cui
  • Patent number: 11925087
    Abstract: Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes: a first display region and a second display region; the first display region includes a plurality of first pixels, the first pixel includes a passive light-emitting device, the second display region includes a plurality of second pixels, the second pixel includes an active light-emitting device and a pixel drive circuit electrically connected to the active light-emitting device. The first display region further includes a plurality of first cathode blockers, and the first cathode blocker includes at least one first groove, wherein the first cathode blocker is provided between at least two adjacent columns of first pixels, to make the cathodes of the two adjacent columns of first pixels disconnected.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: March 5, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yipeng Chen, Ling Shi, Ke Liu, Zhenhua Zhang
  • Publication number: 20230417139
    Abstract: The present invention relates to a mechanical tunneling apparatus and process for a tunnel in a quicksand stratum. The mechanical tunneling apparatus comprises isolating apparatuses arranged at an upper end and a lower end of a supporting apparatus; an excavation apparatus arranged at a front end of the supporting apparatus; a spraying apparatus arranged on the isolating apparatuses and the excavation apparatus; a muck discharging apparatus arranged at a lower part of the supporting apparatus; and a propulsion apparatus arranged at a rear end of the supporting apparatus. The mechanical apparatus of the present invention may effectively increase a tunneling speed and safety for the tunnel in the quicksand stratum, ensure the stability of surrounding rocks of the tunnel, and reduce a large volume of collapse of the quicksand stratum due to tunnel construction disturbance.
    Type: Application
    Filed: September 1, 2023
    Publication date: December 28, 2023
    Inventors: Ke WU, Dapeng LIU, Wenbin XU, Yajun LIU, Zhongyu DOU, Zhenhua LIU
  • Publication number: 20230407746
    Abstract: The present invention relates to method for filling deformable karst cave, and the steps are: penetrating a grouting pipe into an elastic silicone tube, penetrating the grouting pipe and the elastic silicone tube into a deformable bracket, and lowering into a karst cave; sealing the elastic silicone tube, injecting silicate resin materials into the grouting pipe, and injecting steel fiber reinforced grout to implement a “block stone-like” structure; sealing the elastic silicone tube, separating the “block stone-like” structure from the elastic silicone tube to complete a “block stone-like” structure; lowering the elastic silicone tube and the deformable bracket, sealing the elastic silicone tube, lowering the elastic silicone tube and the deformable bracket tore construct the “block stone-like” structure, and completing the filling. The present invention may effectively stabilize the karst cave, ensure safe tunnel construction and stable surrounding rocks, and improve engineering construction speed.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 21, 2023
    Inventors: Ke WU, Yajun LIU, Zhongyu DOU, Zhenhua LIU, Dapeng LIU, Wenbin XU
  • Publication number: 20230408392
    Abstract: The present invention relates to an experimental apparatus for researching characteristics of subsea tunnel at bottom of seabed under wave, comprising main control system, wave making test system, rock and soil confining pressure test system and water level regulation test system, wherein a bottom of the rock and soil confining pressure test system is connected with the water level regulation test system; a bottom of the wave making test system is connected with the rock and soil confining pressure test system; and all test systems are electrically connected with the main control system. The experimental apparatus, when being small, may simulate the situation of the subsea tunnel under a nonlinear complex wave, may consider the common action of the seabed and the wave, and may regulate water levels and soil pressures, having perfect functions and effectively exploring the effect of various aspects on the subsea tunnel.
    Type: Application
    Filed: September 1, 2023
    Publication date: December 21, 2023
    Inventors: Ke WU, Wenbin XU, Dapeng LIU, Yajun LIU, Zhenhua LIU, Zhongyu DOU
  • Publication number: 20230392499
    Abstract: The present invention belongs to the technical field of ocean traffic engineering, and relates to a fabricated ocean tunnel structure with an escape device and an application method thereof. The present invention includes a fabricated ocean tunnel structure and an escape device. the partition plate separates a middle bin in the tunnel, and the escape device is connected into the middle bin; and the escape device includes a rescue capsule, transverse ladders are evenly arranged in the rescue capsule, and a balancing weight block and a rescue equipment area are arranged at the bottom of the rescue capsule. The ocean tunnel structure can be provided with a rescue device during installation, and the safety of personnel escape can be guaranteed; therefore, the safety of the ocean tunnel structure is improved, cost is relatively low, secondary damage to the ocean tunnel structure is not needed.
    Type: Application
    Filed: August 22, 2023
    Publication date: December 7, 2023
    Inventors: Ke WU, Yajun LIU, Zhenhua LIU, Zhongyu DOU, Wenbin XU, Dapeng LIU
  • Patent number: 11800663
    Abstract: A slide rail mechanism for a retractable screen structure includes: a holder assembly including a holder, the holder having a plurality of guide rails extending along a first direction; and a slide rail assembly including a sliding member coupled to a flexible display screen of the retractable screen structure, and an elastic assembly that includes at least one first elastic member having a first end coupled to the holder and a second end coupled to the sliding member, and at least one second elastic member fitted over at least one of the guide rails. The sliding member is arranged on the plurality of guide rails and slidable along the first direction, and the at least one first elastic member, the at least one second elastic member, and the flexible display screen are driven to move together when the sliding member slides along the guide rails.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: October 24, 2023
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Pengfei Li, Zhenhua Liu
  • Patent number: 11800661
    Abstract: A driving mechanism, includes a frame body, as well as a driving assembly and a transmission assembly mounted on the frame body; the driving assembly including a driving member and a reduction gearbox structure connected together and mounted to the frame body; the transmission assembly including a first transmission member and a second transmission member, the first transmission member being mounted to the frame body and connected to the reduction gearbox structure, the second transmission member being in transmission connection with a flexible display screen. The driving member outputs a first torque to be converted into a second torque, and the second torque is output to the first transmission member, to drive the flexible display screen to move, wherein the first torque is less than the second torque.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: October 24, 2023
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Zhenhua Liu, Pengfei Li
  • Patent number: D1013583
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: February 6, 2024
    Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
    Inventors: Zhenhua Liu, Lei Zhang
  • Patent number: D1013792
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: February 6, 2024
    Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
    Inventors: Zhenhua Liu, Lei Zhang
  • Patent number: D1022052
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: April 9, 2024
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Zhenhua Liu, Lei Zhang