Patents by Inventor Kai Cao

Kai 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: 12685167
    Abstract: The systems and cold plate pedestal and assembly described decrease mechanical stresses in integrated circuits, while also providing efficient thermal coupling between heat producing components and a cold plate. A cold plate assembly includes a cold plate with a pedestal portion a groove formed in a surface of the pedestal portion. The cold plate assembly also includes a thermal pad layer formed in the groove and a phase change material (PCM) layer formed on the surface of the pedestal portion and a surface of the thermal pad layer formed in the groove.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: July 14, 2026
    Assignee: Cisco Technology, Inc.
    Inventors: Yongguo Chen, Kai Cao, Hua Yang, Vic Hong Chia, Paul Ton
  • Patent number: 12655930
    Abstract: The invention discloses a modular quick-fit structure of an oscillating incubator, comprising: an incubator body, a combined mounting slot and an accessory mounting module. The combined mounting slot comprises a sliding slot body, a spring retainer is fixedly attached to a surface of one end of the sliding slot body; the accessory mounting module comprises a combined mounting plate, fixing grooves are provided at edges of two sides of the combined mounting plate, and an accessory module is fixedly installed over the combined mounting plate. The invention at least has the following beneficial effects that quick-fit and quick-connection between the combined mounting plate and the combined mounting slot facilitates the quick-fit and quick-connection between the accessory mounting module and the incubator body, so that problems of small space available for installation inside the machine and inconvenience to mount can be avoided.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: June 16, 2026
    Inventors: Kai Cao, Zhilong Zhang, Bing Qian, Jun Qian
  • Publication number: 20260153718
    Abstract: An auto-focusing system is disclosed. The system includes an illumination source. The system includes an aperture. The system includes a projection mask. The system includes a detector assembly. The system includes a relay system, the relay system being configured to optically couple illumination transmitted through the projection mask to an imaging system. The relay system also being configured to project one or more patterns from the projection mask onto a specimen and transmit an image of the projection mask from the specimen to the detector assembly. The system includes a controller including one or more processors configured to execute a set of program instructions. The program instructions being configured to cause the one or more processors to: receive one or more images of the projection mask from the detector assembly and determine quality of the one or more images of the projection mask.
    Type: Application
    Filed: November 17, 2025
    Publication date: June 4, 2026
    Inventors: Xiumei Liu, Kai Cao, Richard Wallingford, Matthew Giusti, Brooke Bruguier
  • Publication number: 20260112334
    Abstract: This application discloses a data processing method, apparatus, and system, and an electronic device. The method of this application includes: receiving a first enabling instruction sent by a system on chip; reducing a resolution of obtained first data according to the first enabling instruction, and processing the first data with a reduced resolution, to obtain second data; and sending the second data to a display driver integrated circuit, where the first data is image data sent by the system on chip; the resolution of the first data is greater than or equal to a first threshold; and a resolution of the second data is less than the first threshold.
    Type: Application
    Filed: December 19, 2025
    Publication date: April 23, 2026
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventor: Kai CAO
  • Publication number: 20260043862
    Abstract: A method and associated device, the method including: obtaining the state of charge of a replacement module, and obtaining the state of charge of a main circuit battery by the state of charge of the replacement module, wherein the replacement module replaces an original battery and the capacity of the replacement module is greater than the original battery, and the original battery is connected in series with the main circuit battery in a lithium iron phosphate battery branch of the battery system; conducting self-discharge detection on the replacement module and the main circuit battery, and carrying out balance control when the replacement module or the main circuit battery has a large self-discharge; and after balance control, determining an updated state of charge of the replacement module, and updating the state of charge of the main circuit battery according to the updated state of charge of the replacement module.
    Type: Application
    Filed: June 5, 2023
    Publication date: February 12, 2026
    Inventors: Hui CAO, Xiangdong SHEN, Lihong FENG, Chengyu SHEN, Min HOU, Kai CAO, Jianyong LIU
  • Patent number: 12522793
    Abstract: An accurate positioning mechanism of a high-speed biological shaking table, which is characterized by comprising a servo motor, an eccentric shaft, a motor connecting disc, a positioning balancing weight, a positioning magnet and a Hall sensor, an eccentric shaft is installed at the top main body end of the servo motor, a motor connecting disc is installed on the surface of the eccentric shaft, a positioning balancing weight is arranged at the top end of the eccentric shaft, a positioning magnet is arranged on the surface of the side, away from the eccentric shaft, of the positioning balancing weight, and a Hall sensor is installed on the surface of the rocking shaft upper plate.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: January 13, 2026
    Inventors: Yunfei Kuang, Panpan Zhou, Kai Cao, Bing Qian, Jun Qian
  • Patent number: 12507425
    Abstract: The present disclosure provides a method of manufacturing a semiconductor structure and a semiconductor structure. The method of manufacturing the semiconductor structure includes: providing an initial structure, where the initial structure includes a laminated structure and a plurality of capacitor holes formed in the laminated structure, and a bottom electrode is formed in each of the capacitor holes; forming a hard mask layer, where the hard mask layer covers a top surface of the initial structure; and partially etching the hard mask layer through an etching gas, to form a plurality of first opening, where the etching gas includes a first gas, and the first gas includes a nitrogen atomic-containing and/or hydrogen atomic-containing gas, to avoid a combination reaction between the first gas and a material of the bottom electrode.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: December 23, 2025
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventors: Juncai Li, Bo Yang, Xiaoyu Yang, Kai Cao, Gongyi Wu
  • Patent number: 12474557
    Abstract: An auto-focusing system is disclosed. The system includes an illumination source. The system includes an aperture. The system includes a projection mask. The system includes a detector assembly. The system includes a relay system, the relay system being configured to optically couple illumination transmitted through the projection mask to an imaging system. The relay system also being configured to project one or more patterns from the projection mask onto a specimen and transmit an image of the projection mask from the specimen to the detector assembly. The system includes a controller including one or more processors configured to execute a set of program instructions. The program instructions being configured to cause the one or more processors to: receive one or more images of the projection mask from the detector assembly and determine quality of the one or more images of the projection mask.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: November 18, 2025
    Assignee: KLA Corporation
    Inventors: Xiumei Liu, Kai Cao, Richard Wallingford, Matthew Giusti, Brooke Bruguier
  • Publication number: 20250318581
    Abstract: At least one example embodiment discloses a section of an electronic-vaping device including a pressure sensor configured to measure a current ambient pressure, the pressure sensor further configured to output the current ambient pressure measurement in accordance with a read request frequency, and a controller configured to determine a mode of operation of the electronic-vaping device, control the read request frequency based on the determined mode of operation, and detect a threshold pressure change based on the current ambient pressure and a baseline pressure.
    Type: Application
    Filed: June 24, 2025
    Publication date: October 16, 2025
    Applicant: Altria Client Services LLC
    Inventors: Geoffrey Brandon JORDAN, Phillip DIANA, Sean SUNDBERG, David BENNETT, Christopher TUCKER, Barry S. SMITH, Edmond J. CADIEUX, Douglas A. BURTON, Paul BUTLER, Jarrett KEEN, Patrick COBLER, Kai CAO
  • Patent number: 12419358
    Abstract: At least one example embodiment discloses a section of an electronic-vaping device including a pressure sensor configured to measure a current ambient pressure, the pressure sensor further configured to output the current ambient pressure measurement in accordance with a read request frequency, and a controller configured to determine a mode of operation of the electronic-vaping device, control the read request frequency based on the determined mode of operation, and detect a threshold pressure change based on the current ambient pressure and a baseline pressure.
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: September 23, 2025
    Assignee: ALTRIA CLIENT SERVICES LLC
    Inventors: Geoffrey Brandon Jordan, Phillip Diana, Sean Sundberg, David Bennett, Christopher Tucker, Barry S. Smith, Edmond J. Cadieux, Douglas A. Burton, Paul Butler, Jarrett Keen, Patrick Cobler, Kai Cao
  • Publication number: 20250280874
    Abstract: A cartomizer of an electronic vaping device includes a heater circuit which is located adjacent an air passage thereof. The heater circuit includes an electrically resistive heater in electrical communication with a secondary coil. A wick extends across the air passage. The wick is configured to draw pre-vapor formulation from a reservoir toward the heater. The heater is configured to heat the pre-vapor formulation to a temperature sufficient to vaporize the pre-vapor formulation and form a vapor. The cartomizer is connectable to a power supply component which includes a power source in electrical communication with a primary coil. The power supply component is configured to induce sufficient voltage in the secondary coil of the heater circuit such that the secondary coil is configured to heat the heater and vaporize the pre-vapor formulation when the primary coil is powered by the power source.
    Type: Application
    Filed: May 22, 2025
    Publication date: September 11, 2025
    Applicant: Altria Client Services LLC
    Inventors: Edmond J. CADIEUX, Douglas A. BURTON, Patrick J. COBLER, Barry S. SMITH, Peter LIPOWICZ, Kai CAO
  • Patent number: 12317926
    Abstract: A cartomizer of an electronic vaping device includes a heater circuit which is located adjacent an air passage thereof. The heater circuit includes an electrically resistive heater in electrical communication with a secondary coil. A wick extends across the air passage. The wick is configured to draw pre-vapor formulation from a reservoir toward the heater. The heater is configured to heat the pre-vapor formulation to a temperature sufficient to vaporize the pre-vapor formulation and form a vapor. The cartomizer is connectable to a power supply component which includes a power source in electrical communication with a primary coil. The power supply component is configured to induce sufficient voltage in the secondary coil of the heater circuit such that the secondary coil is configured to heat the heater and vaporize the pre-vapor formulation when the primary coil is powered by the power source.
    Type: Grant
    Filed: March 27, 2023
    Date of Patent: June 3, 2025
    Assignee: Altria Client Services LLC
    Inventors: Edmond J. Cadieux, Douglas A. Burton, Patrick J. Cobler, Barry S. Smith, Peter Lipowicz, Kai Cao
  • Publication number: 20250173880
    Abstract: A method for in-situ swath positioning includes generating an in-situ swath positioning database by selecting a plurality of high contrast alignment targets from a set of pixel-to-design alignment images within a pixel-to-design alignment database. The method includes performing a first runtime swath of a plurality of runtime dies, where each runtime frame associated with the first runtime swath includes a high contrast alignment target from the in-situ swath positioning database. The method may include determining one or more offset values for each runtime die based on the plurality of high contrast alignment targets and one or more runtime frames associated with the first runtime swath. The one or more offset values may include an x-offset value and a y-offset value for each die. The method may include adjusting an initial stage position based on the determined one or more offset values prior to performing a second runtime swath.
    Type: Application
    Filed: September 4, 2024
    Publication date: May 29, 2025
    Inventors: Jun Jiang, Wei Qin, Charlie Shuiyao Huang, Carlo Lopez-Tello Gomez, Huan Jin, Kai Cao, Xiaochun Li, Sangbong Park
  • Patent number: 12314676
    Abstract: Methods and systems are provided for receiving an input query at a Variational-sequence-to-sequence dialog generator (VSDG) of a chatbot, and calculating, via a variational autoencoder (VAE) combined with a generative adversarial network (GAN) of the VSDG, a response to the input query. The response may be in a dialog form. Further, in one or more examples, the GAN evaluates the response for updating the VSDG.
    Type: Grant
    Filed: October 18, 2023
    Date of Patent: May 27, 2025
    Assignee: CAMBIA HEALTH SOLUTIONS, INC.
    Inventors: Weicheng Ma, Kai Cao, Bei Pan, Lin Chen, Xiang Li
  • Patent number: 12292913
    Abstract: An automatic industry classification method comprises: determining a scope of target patents, defining a target industry tree; generating marks on the target industry tree; performing a rough classification for the target patents by using the marks; performing a fine classification for the target patents according to a result of the rough classification. The automatic industry classification method and system provided by the present invention uses a transductive learning method, so that full mining of small annotation quantity information is realized. The automatic industry classification method and system uses information of IPC, so that information dimension is enriched, and calculation amount needed in the classification is reduced. The automatic industry classification method and system further uses the hierarchical vectors generated by the abstract, the claims and the description, so that the information of word order relation is reserved, and the patent text is deeply mined.
    Type: Grant
    Filed: January 19, 2020
    Date of Patent: May 6, 2025
    Assignee: BEIJING BENYING TECHNOLOGIES CO., LTD.
    Inventors: Kai Cao, Weining Li, Minyue Zhang
  • Patent number: 12278107
    Abstract: A semiconductor structure and a method for forming a semiconductor structure are provided. The method for forming the semiconductor structure includes: providing a base; forming a first dielectric layer on the base; then forming a plurality of first mask patterns each having zigzag shape on the first dielectric layer, in which the first mask patterns extend in a first direction; forming a plurality of second mask patterns each having zigzag shape on the first mask patterns, in which the second mask patterns extend in a second direction different from the first direction, and projections of the first mask patterns on the first dielectric layer and projections of the second mask patterns on the first dielectric layer overlap with each other to form polygons; and etching the first dielectric layer by using the second mask patterns and the first mask patterns as masks to form openings.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: April 15, 2025
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventor: Kai Cao
  • Patent number: 12240811
    Abstract: Provided is a compound of formula I or II, a stereoisomer, a tautomer, a geometrical isomer, a solvate, an active metabolite, a hydrate, a prodrug or a pharmaceutically acceptable salt thereof, a pharmaceutical composition thereof, and the medical uses thereof in treating diseases benefiting from the capsid protein assembly inhibitor, particularly diseases caused by hepatitis B virus infection.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: March 4, 2025
    Assignee: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Yinsheng Zhang, Wangwei Ao, Yuan Li, Hui Wang, Hangzhou Shen, Jie Ni, Huan Zhang, Jie Wu, Li Zhang, Kai Cao, Peng Lu, Xushi Liu, Jie Wang, Tianxiao Zhao, Xingfeng Ge, Dandan Lu, Shuo Chen, Xueqin Ma, Wei Shi, Xiaojin Wang, Hongjiang Xu
  • Publication number: 20250043039
    Abstract: A process for producing a halogenated isoolefin copolymer involves contacting an unsaturated isoolefin copolymer cement, the cement comprising an unsaturated isoolefin copolymer dissolved in an organic solvent, under halogenation conditions with a halogenating agent and an aqueous solution of an oxidant and a phase transfer catalyst to form a two-phase reaction medium comprising an organic phase and an aqueous phase, the oxidant capable of converting hydrogen halide to free halogen and the phase transfer catalyst being a compound of Formula (I): Formula (I) where: M+ is a cation of a Group VA element; X? is an anion that dissociates from the cation in an aqueous solution; and, R1, R2, R3 and R4 are the same or different and are independently a C1-30 organic moiety. The process provides improved halogen recovery, is less sensitive to the presence of water, and can make use of a variety of different oxidants.
    Type: Application
    Filed: December 8, 2022
    Publication date: February 6, 2025
    Inventors: Kai CAO, Gregory J. E. DAVIDSON
  • Publication number: 20250015456
    Abstract: An an energy storage apparatus is provided. the energy storage apparatus includes: a plurality of single batteries and a bipolar plate, each of the plurality of single batteries including a battery cell, the battery cell including a first electrode and a second electrode with opposite polarities and being insulated from each other; the bipolar plate is arranged between two adjacent single batteries, the first electrode or the second electrode of one of the adjacent single batteries forms an electrical connection with the bipolar plate through contacting, and the second electrode or the first electrode of the other of the adjacent single batteries forms an electrical connection with the bipolar plate through contacting.
    Type: Application
    Filed: July 2, 2024
    Publication date: January 9, 2025
    Applicants: REPT BATTERO Energy Co., Ltd., SHANGHAI RUIPU ENERGY CO., LTD.
    Inventors: Hui CAO, MIN HOU, YI YAO, CHAN LIU, WEI LIU, KAI CAO
  • Patent number: 12146651
    Abstract: The invention discloses a luminous object combination device and a combination method, in particular relating to the technical field of toys and supplies, comprising a luminous element, the top of the luminous element is connected with a lock fastening piece, and the bottom end of the luminous element is connected with a transparent cover. The bottom of the luminous element is located on the inside of the transparent cover and a plurality of luminous lamps are installed, a clamping mechanism is arranged between the top of the transparent cover and the bottom of the luminous element, and the inside of the luminous element is located above the transparent cover and a battery bin is arranged. The inside of the battery bin is installed with a dry battery.
    Type: Grant
    Filed: May 31, 2024
    Date of Patent: November 19, 2024
    Inventor: Kai Cao