Patents by Inventor Zhiwen Liu

Zhiwen 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).

  • Publication number: 20240188390
    Abstract: A display panel has a display region and a peripheral region. The display panel includes a substrate, a first metal layer disposed on the substrate, a planarization layer disposed on a side of the first metal layer away from the substrate, and a retaining wall structure located in the peripheral region and surrounding the display region. The first metal layer includes a signal line pattern located in the peripheral region. The planarization layer includes an opening in the peripheral region. At least a portion of the retaining wall structure is located in the opening. The signal line pattern is provided with at least one through hole, an orthogonal projection of the at least one through hole on the substrate is located within an orthogonal projection of the opening on the substrate, and is at least located on a side of an orthogonal projection of the retaining wall structure on the substrate.
    Type: Application
    Filed: February 20, 2023
    Publication date: June 6, 2024
    Inventors: Bo ZHANG, Zhiwen CHU, Yi QU, Xinxin WANG, Aoyuan FENG, Hongwei MA, Ying LIU, Xin JIN, Lei FAN, Jianbo YANG, Xiaoliang GUO, Lei DENG, Chunfang FAN, Fei LIU, Liangyun LI, Qinbo REN, Yingchang GAO
  • Patent number: 11957025
    Abstract: Provided is a touch display panel. The touch display panel includes a drive back plate; a light-emitting device, disposed on the drive back plate; an encapsulation layer, disposed on a side of the light-emitting device distal from the drive back plate; and a touch layer, disposed on a side of the encapsulation layer distal from the light-emitting device, wherein the touch layer includes a first touch electrode layer and a second touch electrode layer laminated in sequence, and the touch layer further includes a touch insulating layer.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: April 9, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhiwen Chu, Bo Zhang, Hongwei Ma, Qian Ma, Tingliang Liu
  • 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: 11930677
    Abstract: A display panel and a fabricating method thereof, and a displaying device. The display panel includes a substrate, a resistance reducing trace, an inter-layer-medium layer and a signal line. The substrate is divided into a plurality of sub-pixel regions and a pixel separating region. The resistance reducing trace is provided on the pixel separating region of the substrate. The inter-layer-medium layer is provided on the substrate, and the inter-layer-medium layer has an opening exposing the resistance reducing trace. The signal line is provided within the opening, the signal line is connected to the resistance reducing trace, the signal line is distributed in a column direction along the display panel, and in a row direction along the display panel, a width of the opening is greater than or equal to a width of the signal line.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: March 12, 2024
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchao Huang, Can Yuan, Liusong Ni, Chao Wang, Jiawen Song, Zhiwen Luo, Jun Liu, Leilei Cheng, Qinghe Wang, Tao Sun
  • Publication number: 20240004730
    Abstract: An event processing method provided by an embodiment of the present disclosure determines M events, where each event is associated with a priority and a minimum working time, M is an integer greater than 1, and the minimum working time of each event is less than duration of a time slice; processes a first event within a first time slice, where the first event is an event having a highest priority among the M events; and in the case that processing duration of the first event reaches the minimum working time of the first event, determines to continue to process the first event within the first time slice, or determines to interrupt processing of the first event and processes a second event within the first time slice.
    Type: Application
    Filed: October 27, 2021
    Publication date: January 4, 2024
    Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.
    Inventors: Yanping WANG, Zhiwen LIU, Ling ZHOU, Wei LU
  • Publication number: 20230421468
    Abstract: A method for generating traffic demand data of a data center network includes: acquiring traffic demand samples each including a source address, a destination address, a flow interval, and a flow size; acquiring a first interval number by performing equal-frequency binning discretization processing according to the flow interval and acquiring a second interval number by performing equal-frequency binning discretization processing according to the flow size; determining a traffic demand subset according to the source address and the destination address, and acquiring a first parameter matrix and a second parameter matrix by training a latent Dirichlet allocation probability topic model according to the traffic demand subset; and generating the traffic demand data according to the first interval number, the second interval number, the first parameter matrix, and the second parameter matrix.
    Type: Application
    Filed: April 28, 2023
    Publication date: December 28, 2023
    Inventors: Yong CUI, Zhiwen LIU, Mowei WANG
  • Publication number: 20230178954
    Abstract: An optical amplification system that includes a combiner and an active fiber. The combiner is configured to receive and combine an input signal and an excitation signal. The active fiber is configured to receive the input signal and the excitation signal from the combiner and generate an amplified input signal. The active fiber is directly coupled to the combiner.
    Type: Application
    Filed: August 2, 2022
    Publication date: June 8, 2023
    Applicant: Gauss Lasers Tech (Shanghai) Co., Ltd.
    Inventors: Hongyan Ren, Ming Wu, Shiyun Zhou, Yuxin Leng, Zhiwen Liu, Jiashun Liu, Tingxia Li, Yiming Cai, Tongxin Li, Shian Zhou
  • Publication number: 20230173115
    Abstract: Embodiments of systems and methods for fluid or structure surface disinfection using a series of pulsed lasers are disclosed. In an example, a system for fluid or structure surface disinfection includes a laser source, an optical module, and a controller coupled to the optical module. The laser source is configured to generate a laser stream. The optical module is configured to shape the laser stream and direct the laser stream toward a portion of a surface of a structure. The controller is coupled to the optical module and configured to control the optical module to direct the laser stream toward the portion of the surface of the structure.
    Type: Application
    Filed: August 2, 2022
    Publication date: June 8, 2023
    Applicant: Gauss Lasers Tech (Shanghai) Co., Ltd.
    Inventors: Ming Wu, Hongyan Ren, Shiyun Zhou, Yuxin Leng, Zhiwen Liu, Jiashun Liu, Tingxia Li, Yiming Cai, Tongxin Li, Shian Zhou
  • Publication number: 20230067015
    Abstract: A method for antibacterial susceptibility testing includes preparing a set of two or more samples of a plurality of bacterial cells from a patient; adding a different amount of a selected drug to each sample; illuminating at least a portion of a sample using a coherent illumination source; capturing a series of speckle images over time of at least a portion of the illuminated sample; and determining an inhibition status of the sample using a machine-learning classifier applied to the series of speckle images. The steps of illuminating the sample, capturing a series of images, and determining an inhibition status are repeated for each sample of the set of two or more samples. The method may include transforming the series of speckle images to a frequency series of speckle images; and determining the inhibition status of the sample uses the machine-learning classifier applied to the frequency series of speckle images.
    Type: Application
    Filed: February 3, 2021
    Publication date: March 2, 2023
    Inventors: Seyedehaida EBRAHIMI, Chen ZHOU, Jasna KOVAC, Zhiwen LIU, Keren ZHOU
  • Publication number: 20230004465
    Abstract: A distributed database system, a data disaster backup exercise method and a non-transitory computer-readable storage medium are disclosed. The distributed database system may include a local computer room (110) and an offsite computer room (120), where the local computer room (110) includes a local management node (111) and a local database cluster (112), the offsite computer room (120) includes an offsite management node (121), an offsite exercise database cluster (123) and an offsite synchronization database cluster (122); where the local database cluster (112) and the offsite synchronization database cluster (122) are both connected with the local management node (111); the offsite exercise database cluster (123) is configured for: establishing a first connection with the offsite management node (121); and receiving a test service sent by a service layer.
    Type: Application
    Filed: November 17, 2020
    Publication date: January 5, 2023
    Inventors: Peng ZHANG, Ke YAN, Yan DING, Zhiwen LIU
  • Publication number: 20220385798
    Abstract: An imaging system includes a scattering assembly with a scattering medium positioned a first distance from an object to be imaged. The scattering medium includes a plurality of particles suspended in a suspension medium and at least one field source generating an electromagnetic field to manipulate an orientation, concentration, spatial distribution, and/or other properties of the plurality of particles. The imaging system further includes a detector including a plurality of detector elements positioned a second distance from the scattering medium and an image processing system configured to reconstruct an image of the object from an object image signal detected by the detector using object light scattered by the scattering medium and incident on the detector.
    Type: Application
    Filed: August 21, 2020
    Publication date: December 1, 2022
    Inventors: Zhiwen Liu, Christine D. Keating, Cheng-Yu Wang, Jennifer R. Miller
  • Publication number: 20220245169
    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: Application
    Filed: May 22, 2020
    Publication date: August 4, 2022
    Inventors: Jianhua MAI, Zhiwen LIU, Yan DING, Longbo GUO, Peng ZHANG, Zhenhua XU
  • Publication number: 20220245132
    Abstract: A transaction monitoring method for a distributed database, apparatus, system and storage medium are disclosed. The transaction monitoring method for a distributed database includes: after receiving an execution request for a transaction, recording transaction indication information carried in the execution request for the transaction; and, performing transaction monitoring according to the transaction indication information.
    Type: Application
    Filed: March 30, 2020
    Publication date: August 4, 2022
    Inventors: Yayun ZHOU, Pin LIN, Yan DING, Zhiwen LIU
  • Publication number: 20210357587
    Abstract: An intelligent response method includes: periodically training a response model in a response model library based on a response record and a preset information collection; when receiving conversation data sent by a client terminal, determining and invoking a target response model in the response model library; and generating a response message for the conversation data by using the target response model, feeding back the response message to the client terminal, and adding the conversation data and the response message to the response record.
    Type: Application
    Filed: August 22, 2018
    Publication date: November 18, 2021
    Inventor: Zhiwen LIU
  • Publication number: 20210228066
    Abstract: A spectrally encoded fluorescence imaging system includes a multi-wavelength excitation light source emitting excitation light for illuminating a sample, optical components for introducing spectral encoding to focus different wavelengths of the excitation light at different positions in the sample to generate fluorescence at different, spatial positions, and band-shifting florescence imaging probes exhibiting excitation-dependent emission band, causing the fluorescence generated at different spatial positions to exhibit different band shifts, such that image information is encoded in the band-shifted fluorescence spectrums for parallel detection by a spectrometer or arrayed detectors operable to resolve different wavelengths.
    Type: Application
    Filed: July 30, 2019
    Publication date: July 29, 2021
    Inventors: Zhiwen Liu, Jian Yang, Yizhu Chen, Dingbowen Wang
  • Patent number: 10718665
    Abstract: A self-referencing mobile-compatible spectrophotometric system, including at least one light source, at least one spectral detection unit, and at least one reference sample. The system is configured to apply light from the at least one light source to a sample and receive a reflected light from the sample, and apply light to the at least one reference sample, and receive a reference reflected light from the at least one reference sample.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: July 21, 2020
    Assignee: ATOPIX, INC.
    Inventors: Perry S. Edwards, Zhiwen Liu, Victor Bucklew, Baigang Zhang
  • Patent number: 10689463
    Abstract: Disclosed are a Fuc3S4S substituted oligoglycosaminoglycan with a weight-average molecular weight (Mw) of about 4.5-9 kD, a pharmaceutical composition containing the Fuc3S4S substituted oligoglycosaminoglycan, a preparation method thereof and a use thereof in preparing medicines for preventing and/or treating thrombotic diseases.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: June 23, 2020
    Assignee: JIUZHITANG CO., LTD.
    Inventors: Jinhua Zhao, Jinxing He, Mingyi Wu, Zhiwen Liu, Na Gao, Longyan Zhao, Zi Li, Feng Lu, Li Xu, Chuang Xiao, Lian Yang, Jun Chen, Lutan Zhou, Wenlie Peng, Jikai Liu
  • Publication number: 20190250035
    Abstract: A self-referencing mobile-compatible spectrophotometric system, including at least one light source, at least one spectral detection unit, and at least one reference sample. The system is configured to apply light from the at least one light source to a sample and receive a reflected light from the sample, and apply light to the at least one reference sample, and receive a reference reflected light from the at least one reference sample.
    Type: Application
    Filed: October 18, 2017
    Publication date: August 15, 2019
    Inventors: Perry S. EDWARDS, Zhiwen LIU, Victor BUCKLEW, Baigang ZHANG
  • Patent number: 10374376
    Abstract: A divided pulse nonlinear optical source may be generated by combining nonlinear wave generation techniques with pulse division that can divide a parent pulse into N divided pulses, each divided pulse separate temporally. The N divided pulses can be passed into a nonlinear optical medium to generate an output. The output can include at least one output pulse for each divided pulse. The center wavelengths of each output pulse can be tuned so that each may have a center wavelength that is the same as, or differs from, each other output pulse. In some embodiments, the output pulses may be combined to generate the output. The output can be power scalable and wavelength tunable.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: August 6, 2019
    Assignees: The Penn State Research Foundation, Atoptix, Inc.
    Inventors: Zhiwen Liu, Victor Bucklew, Perry Edwards, Chenji Zhang
  • Patent number: 10241258
    Abstract: A biocompatible and biodegradable polymeric step-index optical fiber includes a core and a cladding around the core. The core is made from a core material fabricated by bonding a citric acid and at least a first monomer using a synthesis process. The cladding is made from a cladding material fabricated by bonding the citric acid and at least a second monomer using the synthesis process. The core has a refractive index higher than that of the cladding, while a difference between an initial modulus of the core and the cladding is preferably less than 30% and a difference between the biodegradation rates of the core and cladding is preferably less than 30% after about 4 weeks. Optical properties of the core and cladding are tunable by adjusting monomer ratios, choices of monomers or cross-linking degrees.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: March 26, 2019
    Assignee: The Penn State Research Foundation
    Inventors: Jian Yang, Zhiwen Liu, Dingying Shan, Chenji Zhang