Patents by Inventor Lei Cao

Lei Cao 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: 11846983
    Abstract: The present disclosure discloses an electronic table card, a fixed seat of an electronic table card and an electronic table card assembly. The electronic table card includes an electronic display screen and a protrusion disposed on the back of the electronic display screen, in which a clamping slot is respectively formed at both sides of the protrusion, opening directions of the clamping slots are opposite to each other, and an extending direction of each of the clamping slots is perpendicular to a direction from a top to a bottom of the electronic display screen.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: December 19, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunpeng Wu, Long Yang, Lei Cao, Shijie Cao, Xin Li
  • Patent number: 11845428
    Abstract: An apparatus includes at least one camera configured to capture at least one image of a traffic lane, an inertial measurement unit (IMU) configured to detect motion characteristics, and at least one processor. The at least one processor is configured to obtain a vehicle motion trajectory using the IMU and based on one or more vehicle path prediction parameters, obtain a vehicle vision trajectory based on the at least one image, wherein the vehicle vision trajectory includes at least one lane boundary, determine distances between one or more points on the vehicle and one or more intersection points of the at least one lane boundary based on the obtained vehicle motion trajectory, determine at least one time to line crossing (TTLC) based on the determined distances and a speed of the vehicle, and activate a lane departure warning indicator based on the determined at least one TTLC.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: December 19, 2023
    Assignee: Canoo Technologies Inc.
    Inventors: Kilsoo Kim, Jongmoo Choi, Siddharth Agarwal, Mayukh Sattiraju, Lei Cao, Dheemanth Uppalapati, Aviral Singh, David R. Arft
  • Publication number: 20230403539
    Abstract: Provided are a method and system for realizing a service-based mobile originated short message service. The method for realizing a service-based mobile originated short message service (MO SMS) includes: after receiving a short message transferred from a user equipment, an SMSF entity querying, from a NRF entity, information of a network function that can provide a MO SMS forwarding service; when it is determined, according to a query result, that a corresponding SMS-IWMSC can provide the MO SMS forwarding service, the SMSF entity sending the short message to the SMS-IWMSC; and the SMS-IWMSC sending the short message to a SC, so that the SC sends the short message to a corresponding receiver of the short message.
    Type: Application
    Filed: October 18, 2021
    Publication date: December 14, 2023
    Inventors: Liu LIU, Biao LONG, Yue SUN, Jiayifan LIU, Zhuoyi CHEN, Mingxue LI, Qingyang WANG, Linfeng ZHANG, Ke YIN, Lei CAO, Bo WANG, Ye ZHAO
  • Patent number: 11838343
    Abstract: Establishing a data store of content metadata includes receiving, from a content player executing on a client device, an indication of content played by the content player, the indication comprising one or more pieces of metadata associated with the content. It further includes selecting a set of one or more rules applicable to parsing the metadata associated with the content. It further includes processing the metadata at least in part by applying the selected parsing rules to at least a portion of the metadata associated with the content. It further includes storing, to a data store, at least some of the processed metadata associated with the content.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: December 5, 2023
    Assignee: Conviva Inc.
    Inventors: Chang Sun, Lei Cao, Ningning Hu
  • Publication number: 20230364875
    Abstract: A modular wind turbine blade includes a blade root, an intermediate portion and a blade tip. The intermediate portion includes a plurality of modular blades, two adjacent modular blades being provided at edge thereof with a first connecting portion and a second connecting portion that cooperate with each other, and wherein the plurality of modular blades includes a trailing edge shell, a leading edge shell and a main beam, respectively, the first connecting portion at the edge of the trailing edge shell and the leading edge shell being fixedly connected to the second connecting portion at the edge of the main beam. The wind turbine blade according to the present invention adopts segmented modular structural design, which effectively reduces the mold occupancy time of the blade, shortening the production cycle and improving the molding efficiency.
    Type: Application
    Filed: July 24, 2023
    Publication date: November 16, 2023
    Inventors: Kunlun TAN, Lei CAO, Gaoyu BAI, Yelin LIU, Qiuping DU, Zhicheng ZHANG, Yubin ZHU, Xiaotian ZHENG
  • Publication number: 20230366374
    Abstract: A chordwise segment connection structure for wind turbine blades includes: a blade body including a pressure side and a suction side; a leading edge shell and a trailing edge shell formed by the skin of the pressure side and the suction side along the chord length of the blade, the pressure side and the suction side being each provided with a spar cap; and a shear web provided in a cavity of the blade body and extending between the pressure side and the suction side to support the spar cap; wherein the spar caps on the pressure side and the suction side are bonded and fixed to a skin structure where the leading edge shell and the trailing edge shell are spliced, so that the leading edge shell and the trailing edge shell are spliced with the spar caps to form the profile of the wind turbine blade.
    Type: Application
    Filed: July 24, 2023
    Publication date: November 16, 2023
    Inventors: Kunlun TAN, Yelin LIU, Gaoyu BAI, Qiuping DU, Lei CAO, Juncheng CHEN
  • Publication number: 20230364370
    Abstract: A tracheal intubation with automatic sputum excretion by unidirectional sputum flow is disclosed and includes a layer of unidirectional sputum-flow structure laid in an inner wall of the endotracheal tube. The unidirectional sputum-flow structure includes multiple partition plates evenly arranged on the inner wall in a circumferential direction, and lengthwise directions of the partition plates are the same direction as an axial direction of the tracheal intubation, widthwise directions of the partition plates is in radial directions of the tracheal intubation, and multiple curved plates are provided at intervals between two adjacent partition plates, one end of each curved plate away from the inner wall bends towards one end of the tracheal intubation, and curved directions of the curved plates are the same.
    Type: Application
    Filed: September 12, 2022
    Publication date: November 16, 2023
    Inventors: Lei Cao, Wei Li, Yongxiao Cao
  • Publication number: 20230368448
    Abstract: This application provides techniques of generating comment videos. The techniques comprise receiving a selection of a target text video template, wherein the target text video template is associated with synthesis material, and wherein the synthesis material comprises a video track; determining at least one target comment corresponding to the target text video template; segmenting the at least one target comment and obtaining at least one comment segment comprised in each of the at least one target comment; and generating a corresponding comment video by adding the at least one comment segment of each target comment to the synthesis material.
    Type: Application
    Filed: May 15, 2023
    Publication date: November 16, 2023
    Inventors: Jialing WU, Yiou LI, Chang XIE, Xiao YANG, Qingshan NIU, Zhen HUANG, Lixin HOU, Lei CAO, Ligen WANG, Chen CAI
  • Publication number: 20230366373
    Abstract: A modular blade connection structure includes a first module, a second module and a structural adhesive module. The first module is provided on an end face thereof with a bonding flange extending into the second module; a gap between the butting surfaces of the first module and the second module is injected with a structural adhesive, which is extruded and cured to form a structural adhesive module; and the thickness of the first module at the starting end of the bonding flange extends towards the inner surface to form a first reinforcement, and the structural adhesive module extends inside the second module in a direction away from the bonding flange to form a second reinforcement. The present disclosure facilitates the control the bonding quality of the double-sided overlapping of the modular blade by means of the bonding flange and the improvement of the fatigue resistance at the assembling position.
    Type: Application
    Filed: July 24, 2023
    Publication date: November 16, 2023
    Inventors: Kunlun TAN, Yelin LIU, Lei CAO, Jian ZHANG, Gaoyu BAI, Shuang LIN
  • Publication number: 20230369989
    Abstract: The present disclosure provides a multi-input power converter, including three bridge arm units connected between a three-phase alternating current power supply and a positive/negative direct current bus. A first capacitor and a second capacitor are connected in series between the positive direct current bus and the negative direct current bus, and a node formed by connecting the capacitors is connected to a neutral point. Each bridge arm unit includes an inductor and a bidirectional switch unit that are connected in series, and a current direction control bridge arm connected between the positive direct current bus and the negative direct current bus, and a node formed by connecting the inductor to the bidirectional switch unit is connected to the current direction control bridge arm. Second ends of bidirectional switch units of the three bridge arm units are connected to the neutral point.
    Type: Application
    Filed: May 11, 2023
    Publication date: November 16, 2023
    Inventors: DAN LIU, LEI CAO, DAWEI ZHENG, HUAHONG NING, PINGCHANG LIN
  • Publication number: 20230351736
    Abstract: A method includes identifying one or more edge cases associated with at least one trained machine learning model, where the at least one trained machine learning model is configured to perform at least one function related to one or more vehicles. The method also includes obtaining raw data associated with the one or more edge cases from at least one of the one or more vehicles and selecting a subset of the raw data. The method further includes generating synthetic data associated with the one or more edge cases. In addition, the method includes at least one of: retraining the at least one trained machine learning model and training at least one new machine learning model using the selected subset of raw data and the synthetic data.
    Type: Application
    Filed: April 27, 2022
    Publication date: November 2, 2023
    Inventors: Jongmoo Choi, Kilsoo Kim, Qi Peng, Lei Cao, Mayukh Sattiraju, Shanmukha M. Bhumireddy, Emilio Aron Moyers Barrera, Phillip Vu
  • Patent number: 11805692
    Abstract: Provided is an electroluminescent display panel, including: a first region and a second region. The first region includes a plurality of first pixels each including a plurality of first type subpixels and at least one second type subpixel. The second region includes a plurality of second pixels each including a plurality of first type subpixels. The second type subpixel is configured to be light-transmitting and non-light-transmitting in an image acquisition state and in an image display state, respectively.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: October 31, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zifeng Wang, Yan Ren, Lei Cao, Junmin Sun
  • Publication number: 20230330267
    Abstract: Disclosed are engineered brain tropic adeno-associated viral vectors and methods of their use.
    Type: Application
    Filed: September 3, 2021
    Publication date: October 19, 2023
    Inventors: Lei Cao, Wei Huang, Krzysztof Bankiewicz, Piotr Hadaczek, Lluis Samaranch
  • Publication number: 20230337267
    Abstract: The present disclosure provides a method and a system for dynamically triggering to change an access and mobility policy. The method for dynamically triggering to change an access and mobility policy includes: generating, by an AF, an AM policy authorization updating request under a condition that a preset application starts or terminates, wherein the AM policy authorization updating request comprises identification information associated with the application; sending, by the AF, the AM policy authorization updating request to a PCF entity through a NEF entity; acquiring, by the PCF entity, a policy parameter associated with the identification information; sending, by the PCF entity, an AM policy identifier and the policy parameter to an access network side device through an AMF entity; and scheduling, by the access network side device, a wireless resource corresponding to the policy parameter.
    Type: Application
    Filed: August 23, 2021
    Publication date: October 19, 2023
    Inventors: Jiayifan LIU, Biao LONG, Zhuoyi CHEN, Yue SUN, Liu LIU, Mingxue LI, Linfeng ZHANG, Qingyang WANG, Ye ZHAO, Bo WANG, Lei CAO
  • Publication number: 20230332737
    Abstract: A first support assembly, a support assembly system, a display apparatus and a double-sided display apparatus, where the first support assembly includes a back plate body and a sliding bracket, and the back plate body is provided with a sliding slot structure; the sliding bracket is mounted to the back plate body and includes a bracket body, a first connecting structure and a second connecting structure, the first connecting structure and the second connecting structure are arranged at the bracket body and spaced apart from each other, the bracket body is at the outer side of the back plate body, and the first connecting structure is configured to be slidable along the sliding slot structure.
    Type: Application
    Filed: October 11, 2021
    Publication date: October 19, 2023
    Inventors: Yunpeng WU, Liping LEI, Zifeng WANG, Yan REN, Lei CAO, Wenbin WANG, Jinggang WEI, Junmin SUN
  • Publication number: 20230327076
    Abstract: Composite lithium ion batteries having an anode with an anode collector and a composite anode material, a cathode with a cathode collector and a composite cathode material, a separator positioned between the anode and the cathode, and an electrolyte in contact with the anode and the cathode. Advantages of the composite lithium ion batteries include lower DC impedance, faster charging times, more reserve capacity between 3.0V and 2.5V, and an increased volumetric energy density relative to lithium ion batteries that do not include the described composite material electrodes.
    Type: Application
    Filed: December 17, 2021
    Publication date: October 12, 2023
    Inventors: Taisup Hwang, Ramesh C. Bhardwaj, Lei Cao, Dookyoung Lee, Qiang Luo
  • Publication number: 20230306361
    Abstract: The customer order fulfillment and return system for returning items from a customer order to specified locations in a warehouse. The returned items are assigned to specific sub-compartments of a tote, and the tote is assigned to a specific mobile return cart. The system then generates a return tour and the returned items are then returned to specific locations in the warehouse.
    Type: Application
    Filed: November 7, 2022
    Publication date: September 28, 2023
    Inventors: George F. WILLARD, III, Lei CAO, Mahendra SATRASALA, G. Shannon MEADE, Bradley K. WALLER, Stephen C. Nobert
  • Patent number: 11770908
    Abstract: A display device and an assembling method thereof are provided. The display device includes a display including an annular body, two flexible screens and a circuit board assembly disposed on the annular body. The two flexible screens are attached on an outer surface of the annular body, and opposite first ends of the two flexible screens are spliced with each other. The circuit board assembly is disposed in a mounting groove provided on the annular body and positioned between second ends of the two flexible screens. The circuit board assembly is electrically connected to both of the two flexible screens, and can drive the two flexible screens to display independently.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: September 26, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Wenbin Wang, Lei Cao, Long Yang, Junmin Sun, Jinggang Wei, Yunpeng Wu, Zifeng Wang, Yan Ren
  • Publication number: 20230291399
    Abstract: The present invention provides a Miller clamping device for parallel switching transistors and a driver comprising the same. The Miller clamping device includes: a driver chip including an output terminal and a built-in Miller clamping circuit with a Miller clamping terminal, the output terminal of the driver chip being configured to output a pulse width modulation signal; and a plurality of auxiliary Miller clamping circuits, each of the auxiliary Miller clamping circuits being connected between a gate of a corresponding switching transistor and the Miller clamping terminal of the built-in Miller clamping circuit. When the built-in Miller clamping circuit is triggered for Miller clamping, a Miller current generated by the corresponding switching transistor flows to a first direct-current (DC) voltage through a corresponding auxiliary Miller clamping circuit. The Miller clamping device of the present invention can perform Miller clamping on the parallel switching transistors and reduce the circuit cost.
    Type: Application
    Filed: September 3, 2021
    Publication date: September 14, 2023
    Inventors: DONGXIN JIN, HUAFEN OUYANG, LEI CAO, HUALIANG LI, DAWEI ZHENG
  • Patent number: 11746491
    Abstract: A construction process of soil nailing wall for geological disaster control is provided, which uses a construction equipment of soil nailing wall for geological disaster control, including underframe, lifting assembly and etc.; a lifting assembly is installed on the left side of the upper side of the underframe. When in use, the disclosure can automatically cut off the tree trunks extending out of the slope surface, and then install the grouting rods in the soil slope holes. At the same time, the disclosure can adapt to the tree trunks with different bending degrees to cut them, which solves the problem of tree trunks interfering with the construction, greatly improves the efficiency, prevents the cut tree trunks from falling onto the slope, avoids damaging the slope surface, and can adapt to a variety of situations to cut off the tree trunks.
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: September 5, 2023
    Assignee: Qingdao Geo-Engineering Survering Institute (Qingdao Geological Exploration Development Bureau)
    Inventors: Honghua Liu, Lei Cao, Zhongsheng Wang, Jie Dong, Peng Yu, Wanlong Qu, Shian Liu, Zhaojie Gu, Jiani Fu