Patents by Inventor Zhichao Zhang

Zhichao 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).

  • Publication number: 20230304651
    Abstract: The present invention provides an LED illumination device, including: a light source carrier including a base, an accommodating space formed on the base; a light emitting unit including a light emitter and a lamp board fixed to the light source carrier; and an optical member covering or at least partially covering the light emitting unit. The light emitting unit and the optical member are both disposed in the accommodating space. The optical member includes a first light distribution unit and a second light distribution unit. At least 70% of a luminous flux generated by the light emitter in operation is directly emitted from the LED illumination device through the second light distribution unit.
    Type: Application
    Filed: August 27, 2021
    Publication date: September 28, 2023
    Inventors: Mingbin Wang, Zhichao Zhang, Tao Jiang, Chen-kun Chen, Dongmei Zhang
  • Publication number: 20230301542
    Abstract: The present disclosure discloses a brain atlas individualization method and system based on magnetic resonance and a twin graph neural network. Firstly, a feature is extracted from resting-state functional magnetic resonance imaging (rs-fMRI) by utilizing functional connectivity based on a region-of-interest, and at the same time, Fisher transformation and exponential transformation are performed on the feature; secondly, a corresponding adjacent matrix is extracted from T1-weighted magnetic resonance data in a data set; and then the twin graph neural network is designed for training and testing with the transformed feature and the adjacent matrix as inputs and a group atlas label and a sampling mask as outputs.
    Type: Application
    Filed: March 23, 2023
    Publication date: September 28, 2023
    Inventors: Yu ZHANG, Wenyuan QIU, Zhichao WANG, Chaoliang SUN, Haotian QIAN, Jingsong LI
  • Publication number: 20230290514
    Abstract: Disclosed are a disease prediction method, system and apparatus based on a multi-relation functional connectivity matrix. A Pearson correlation coefficient matrix and a DTW distance matrix are respectively calculated according to resting state functional magnetic resonance time series extracted from a brain atlas, the DTW distance matrix is converted in combination with the Pearson correlation coefficient matrix into a DTW? matrix which includes correlation degree and correlation direction information and whose numerical range is equivalent to the value range of a Pearson coefficient, and a functional connectivity matrix is obtained after weighted combination.
    Type: Application
    Filed: March 31, 2023
    Publication date: September 14, 2023
    Inventors: Yu ZHANG, Jun LI, Chaoliang SUN, Huan ZHANG, Zhichao WANG, Jingsong LI
  • Publication number: 20230273620
    Abstract: A mapping method, a computer-readable storage medium, and a robot are provided. The method is applied to a robot including a first lidar and a second lidar, where the first lidar is installed at a position higher than that of the second lidar. The method includes: obtaining a first laser key frame; calculating a current pose of a robot based on the first laser key frame; updating a first probability map based on the current pose and the first laser key frame; obtaining a second laser key frame; updating a second probability map based on the current pose and the second laser key frame; and generating a fused grid map for navigating the robot based on the updated first probability map and the updated second probability map, thereby greatly improving the stability of positioning and navigation.
    Type: Application
    Filed: May 4, 2023
    Publication date: August 31, 2023
    Inventors: Simin Zhang, Zhichao Liu
  • Publication number: 20230265977
    Abstract: An LED light bulb is provided. The LED light bulb includes a lamp housing, a bulb base, a stem, first and second conductive supports, a driving circuit, and a flexible LED filament. The flexible filament includes two conductive electrodes, a first LED section, a second LED section, and a conductive section. The first LED section is bent in a first space curved shape. The second LED section is bent in a second space curved shape. The conductive section includes a center point of the flexible LED filament. The flexible LED filament is bent in a third space curved shape comprising the first space curved shape and the second space curved shape.
    Type: Application
    Filed: March 24, 2023
    Publication date: August 24, 2023
    Inventors: Tao Jiang, MingBin Wang, Yuexing Li, Zhichao Zhang, Chihshan Yu, Aiming Xiong, Lin Zhou, JunFeng Xu
  • Publication number: 20230225649
    Abstract: Disclosed is a graph model-based brain functional alignment method. The method includes: mapping high-dimensional functional brain imaging data to a two-dimensional time-series matrix by taking brain functional activity signals of a subject under a specific cognitive function state as input , constructing a model based on graph convolutional networks to distinguish different cognitive function states, generating a brain activation distribution priori graph by a meta analysis method to assist in predicting a specific brain function activation mode of each subject, combining the two to map functional brain imaging data of each subject to a shared representation space applicable to a large-scale group, and finally achieving accurate brain function alignment between subjects. According to the method, graph representation information generated in the shared representation space can also be used for accurately predicting the brain function state and behavioral index of the subjects.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 20, 2023
    Inventors: Yu ZHANG, Chaoliang SUN, Zhichao WANG, Haotian QIAN, Jun LI, Jingsong LI
  • Patent number: 11686436
    Abstract: This application relates to the field of lighting, and discloses an LED filament including: at least one LED section, each LED section including at least two LED chips, adjacent LED chips being electrically connected to each other; electrodes, electrically connected to the LED section; and a light conversion layer, wrapping the LED section and parts of the electrodes, and including a top layer and a carrying layer, the carrying layer including a base layer and a transparent layer, the base layer including an upper surface and a lower surface opposite to each other, the upper surface of the base layer being in contact with a part of the top layer, and a part of the lower surface of the base layer being in contact with the transparent layer. This application has the characteristics of uniform light emission and good heat dissipation effect.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: June 27, 2023
    Inventors: Aiming Xiong, Lin Zhou, Mingbin Wang, Chenkun Chen, Chihshan Yu, Tao Jiang, Yuexing Li, Hayato Unagiike, Yukihiro Saito, Zhichao Zhang
  • Patent number: 11678871
    Abstract: A balloon pulling device, comprising a core tube (11) portion and a balloon (12) portion, wherein the core tube (11) portion may inflate and deflate the balloon (12) portion by using a fluid; the present invention is characterized in that the balloon (12) portion comprises a plurality of expansion segments (13), the expansion segments (13) being larger than the remaining portion of the balloon (12) after being inflated with a fluid such that the entire balloon (12) forms a curved contour. A simple and reliable balloon pulling device capable of retracting at a long distance while being finely adjusted is achieved.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: June 20, 2023
    Assignee: SHANGHAI KECI MEDICAL TECHNOLOGY CO., LTD
    Inventors: Zhichao Zhang, Chuanhai Zhang
  • Publication number: 20230177865
    Abstract: A fingerprint detection array substrate is provided. The fingerprint detection array substrate includes a plurality of touch electrode blocks in a plurality of touch detection regions configured to detect a touch position, wherein touch electrode blocks in a respective one of the plurality of touch detection regions are inter-connected through bridges, forming a touch electrode unit, and the touch electrode unit is isolated from touch electrode blocks in adjacent touch detection regions of the plurality of touch detection regions; a plurality of touch signal lines configured to respectively transmit touch signals to a plurality of touch detection regions, wherein a respective one of the plurality of touch signal lines is electrically connected to the touch electrode unit limited in the respective one of the plurality of touch detection regions; and a fingerprint sensor configured to perform fingerprint sensing limited in a fingerprint scanning region.
    Type: Application
    Filed: November 1, 2019
    Publication date: June 8, 2023
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Gang Hua, Yong Zhang, Haobo Fang, Jian Lin, Limin Zhang, Zhichao Yang, Yawei Zhang, Xianglei Qin, Zepeng Sun
  • Patent number: 11664596
    Abstract: Disclosed herein are antenna boards, antenna modules, and communication devices. For example, in some embodiments, an antenna module may include: an antenna patch support including a flexible portion; an integrated circuit (IC) package coupled to the antenna patch support; and an antenna patch coupled to the antenna patch support.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: May 30, 2023
    Assignee: Intel Corporation
    Inventors: Sidharth Dalmia, Trang Thai, William James Lambert, Zhichao Zhang, Jiwei Sun
  • Publication number: 20230149673
    Abstract: Disclosed is a curved balloon catheter retractor, comprising a positioning balloon (11) provided at the head of a catheter (10), and a bendable curved balloon (12) provided at a portion on the catheter (10) that is close to the head, wherein the positioning balloon (11) and the curved balloon (12) are respectively connected to respective injection ports at the tail of the catheter (10) by means of pipelines inside the catheter (10); and a handle (14) is provided at the tail of the catheter (10) for adjusting the position of the catheter (10). In a non-use state, the positioning balloon (11) and the curved balloon (12) are tightly attached to the catheter (10).
    Type: Application
    Filed: March 18, 2021
    Publication date: May 18, 2023
    Applicant: SHANGHAI KECI MEDICAL TECHNOLOGY CO., LTD.
    Inventors: Zhichao Zhang, Changsheng Ma, Subbakrishna Shankar
  • Publication number: 20230091050
    Abstract: Embodiments described herein may be related to apparatuses, processes, and techniques directed to optical interconnects and optical waveguides within a glass layer of a semiconductor package, where dies that are physically and optically coupled with the glass layer are optically coupled with each other via the optical waveguides. One or more reflectors may be used to direct the optical pathway through the glass layer. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: September 20, 2021
    Publication date: March 23, 2023
    Inventors: Zhichao ZHANG, Pooya TADAYON, Tarek A. IBRAHIM, Srinivas V. PIETAMBARAM, Changhua LIU, Kemal AYGÜN
  • Patent number: 11611164
    Abstract: A wide bandwidth signal connector plug, comprising a plurality of signal pins having a first anchor portion and a first mating portion, and a plurality of ground pins having a second anchor portion and a second mating portion. The plurality of ground pins is adjacent to the plurality of signal pins. The plurality of signal pins has a first thickness and the plurality of ground pins has a second thickness that is greater than the first thickness. The first anchor portion has a first width and the second anchor portion has a second width that is greater than the first width.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: March 21, 2023
    Assignee: Intel Corporation
    Inventors: Zhenguo Jiang, Omkar Karhade, Sri Chaitra Chavali, William Lambert, Zhichao Zhang, Mitul Modi
  • Publication number: 20230077633
    Abstract: An electronic device comprises a photonic integrated circuit (PIC) including at least one waveguide, an emitting lens disposed on the PIC to emit light from the at least one waveguide in a direction substantially parallel to a first surface of the PIC, and an optical element disposed on the PIC and having a reflective surface configured to direct light emitted from the emitting lens in a direction away from the first surface of the PIC.
    Type: Application
    Filed: September 15, 2021
    Publication date: March 16, 2023
    Inventors: Changhua Liu, Pooya Tadayon, John Heck, Eric J. Moret, Tarek A. Ibrahim, Zhichao Zhang, Jeremy D Ecton
  • Publication number: 20230035028
    Abstract: An antenna system according to an embodiment of the present disclosure includes an antenna unit and a metal cavity corresponding to the antenna unit. The metal cavity is grounded and provided with an opening connected with the outside. By introducing the metal cavity, an embodiment of the present invention solves the problem of multi-band mutual coupling caused by a common ground current by using the cavity filter structure with a small size.
    Type: Application
    Filed: December 31, 2020
    Publication date: February 2, 2023
    Inventors: Zhongjie QIN, Zhichao ZHANG
  • Publication number: 20230009242
    Abstract: A construction method of fast-setting polymer grouting for rapid control of slope erosion and landslide.
    Type: Application
    Filed: July 11, 2022
    Publication date: January 12, 2023
    Inventors: Zhichao Zhang, Xuefeng Tang, Kan Liu, Longzhen Ye, Yunlin Yang, Zhaoxu Guo, Changguang Qi, Rufa Huang
  • Patent number: 11543083
    Abstract: An LED filament and an LED light bulb applying the same are provided. The LED filament includes a at least one LED section, wherein the at least one LED section comprises at least two LED chips electrically connected to each other through a first wire, and at least two conductive electrodes, wherein each of the at least two conductive electrodes is electrically connected to corresponding one of the at least one LED section; and a light conversion layer, covering the at least one LED section and a portion of each of the at least two conductive electrodes, a portion of the first wire is exposed outside the light conversion layer.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: January 3, 2023
    Assignee: ZHEJIANG SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD
    Inventors: Tao Jiang, Zhichao Zhang, Yukihiro Saito, Hayato Unagiike
  • Publication number: 20220413210
    Abstract: Techniques and mechanisms for optically coupling a photonic integrated circuit (PIC) chip to an optical fiber via a planar optical waveguide structure. In an embodiment, a PIC chip comprises integrated circuitry, photonic waveguides, and integrated edge-oriented couplers (IECs) which are coupled to the integrated circuitry via the photonic waveguides. The PIC chip forms respective divergent lens surfaces of the IECs, which are each at a respective terminus of a corresponding one of the photonic waveguides. A planar optical waveguide structure, which is adjacent to the IECs, comprises a core which is optically coupled between the PIC chip and an array of optical fibers. In another embodiment, an edge of the PIC forms a stepped structure, wherein an upper portion of the stepped structure comprises the plurality of coplanar IECs, and a lower portion of the stepped structure extends past the plurality of coplanar IECs.
    Type: Application
    Filed: June 25, 2021
    Publication date: December 29, 2022
    Applicant: Intel Corporation
    Inventors: Changhua Liu, Pooya Tadayon, Zhichao Zhang, Liang Zhang
  • Publication number: 20220413214
    Abstract: Techniques and mechanisms for facilitating horizontal communication with a photonic integrated circuit (PIC) chip, and a lens structure which is optically coupled thereto. In an embodiment, a PIC chip comprises integrated circuitry, photonic waveguides, and integrated edge-oriented couplers (IECs) which are coupled to the integrated circuitry via the photonic waveguides. The PIC chip forms respective first divergent lens surfaces of the IECs, which are each at a respective terminus of a corresponding one of the photonic waveguides. A lens structure, which is adjacent to the IECs, comprises a second divergent lens surface having an orientation which is substantially orthogonal to the respective orientations of the first divergent lens surfaces. In another embodiment, an edge of the PIC chip forms one or more recess structures, and the lens structure comprises one or more tenon portions which each extends into a respective recess structure of the one or more recess structures.
    Type: Application
    Filed: June 25, 2021
    Publication date: December 29, 2022
    Applicant: Intel Corporation
    Inventors: Changhua Liu, Pooya Tadayon, Zhichao Zhang, Liang Zhang, Srikant Nekkanty
  • Publication number: 20220404551
    Abstract: Integrated circuit packages may be formed having at least one optical via extending from a first surface of a package substrate to an opposing second surface of the package substrate. The at least one optical via creates an optical link between the opposing surfaces of the package substrate that enables the fabrication of a dual-sided optical multiple chip package, wherein integrated circuit devices can be attached to both surfaces of the package substrate for increased package density.
    Type: Application
    Filed: June 16, 2021
    Publication date: December 22, 2022
    Applicant: Intel Corporation
    Inventors: Pooya Tadayon, Zhichao Zhang, Brandon Marin, Tarek Ibrahim, Kemal Aygun, Stephen Smith