Patents by Inventor Jianfeng Xu

Jianfeng Xu 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: 20240145624
    Abstract: A pixel herein includes a color panel, a light emitting diode (LED) panel, and an adhesive layer disposed between the color panel and the LED panel. The color panel includes a transparent layer, a plurality of sub-pixel isolation structures, and a plurality of black matrix structures disposed between the plurality of sub-pixel isolation structures and the transparent layer. The sub-pixel isolation structures define a plurality color conversion wells of plurality of sub-pixels. A color conversion material is disposed in the color conversion well. The plurality of black matrix structures define a plurality of color resist wells of the plurality of sub-pixels. A color resist is disposed in the color resist wells. The LED panel includes a plurality of micro-LEDs disposed on a backplane. The plurality of micro-LEDs correspond to a sub-pixel.
    Type: Application
    Filed: October 24, 2023
    Publication date: May 2, 2024
    Inventors: Peiwen LIU, Hyunsung BANG, Jianfeng SUN, Lisong XU, Zhiyong LI, Sivapackia GANAPATHIAPPAN, Mingwei ZHU, Hou T. NG, Nag. B. PATIBANDLA
  • Publication number: 20240135089
    Abstract: A text error correction method includes splitting a text obtained by automatic speech recognition into short sentences; inputting each of the short sentences into a trained error correction model, respective parameters in each layer of the model are synchronously updated during training thereof; acquiring phoneme information by the phoneme extractor; converting the phoneme information into a phoneme feature by the phoneme feature encoder; obtaining a language feature by the language feature encoder, combining the phoneme feature and the language feature to obtain a combined feature by the feature combination module; decoding the combined feature to correct an error of the short sentence by the decoder, determining first perplexity and second perplexity of the short sentence, comparing the two kinds of perplexity to determine a correct text of the short sentence, and combining the correct texts of all of the short sentences in order into a correct text.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 25, 2024
    Inventors: Zhaobiao LYU, Chengchong XU, Jianfeng LI, Qing XIAO, Liping ZHOU
  • Publication number: 20240131644
    Abstract: Disclosed is a selective field-assisted machining system. The system includes a micron-level high-speed identification module, an in-situ laser assisted module, an ultrasonic vibration module, an energy field loading high-speed control module, and a diamond tool. The micron-level high-speed identification module is used to quickly identify the type of a material substrate of a workpiece to be processed, process the identification information into a corresponding control signal, and send same to the energy field loading high-speed control module to implement selective processing of the workpiece to be processed, i.e. to process brittle particles using in-situ laser assisted machining and to process a soft metal substrate using ultrasonic vibration processing. In the present invention, ultra-precision cutting of brittle particles and a soft metal substrate can be completed at the same time in a single processing process.
    Type: Application
    Filed: December 25, 2023
    Publication date: April 25, 2024
    Applicant: HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Jianfeng XU, Zhengding ZHENG, Jianguo ZHANG, Kai HUANG, Mao WANG, Xiao CHEN, Junfeng XIAO
  • Publication number: 20240089996
    Abstract: Provided are an information notification method, a communication node, and a storage medium. The information notification method includes determining the position of a resource, where the resource is configured to send notification information, the resource includes at least a time domain resource and a frequency domain resource, the frequency domain resource being located in a downlink bandwidth part (BWP), the notification information is configured to indicate that multicast control channel (MCCH) information is updated, the notification information is configured by using downlink control information (DCI) of a physical downlink control channel (PDCCH), and the PDCCH is sent in a common search space in the downlink BWP; and sending position information of the resource to a second communication node, and sending the notification information on the resource.
    Type: Application
    Filed: January 26, 2022
    Publication date: March 14, 2024
    Inventors: Hui XU, Jianfeng DING, Zhongwei JI, Xiaoquan HUA
  • Publication number: 20240068991
    Abstract: A clamping triaxial seepage and acoustic coupling rock tensile testing machine includes a sample and a scaffold-type tensile testing device. The scaffold-type tensile testing device has an upper chuck and a lower chuck. The upper chuck has an acoustic transmitting channel, one end of which communicating with the outside, and the other end of which having an acoustic transmitting probe. The lower chuck has an acoustic receiving channel, one end of which communicating with the outside, and the other end having acoustic receiving probe. An upper end face of the sample has with a seepage outflow hole while the upper chuck has a seepage outflow channel connected with the seepage outflow hole. A lower end face of the sample has a seepage inflow hole while the lower chuck has a seepage entry channel is connected with the seepage inflow hole.
    Type: Application
    Filed: August 25, 2023
    Publication date: February 29, 2024
    Inventors: Mancang LIU, Xiaosong QIU, Jianfeng LIU, Yunhe SU, Zhide WU, Lu WANG, Shujuan XU, Xin LAI, Jianxiong YANG, Huining XU, Jianliang PEI, Jinbing WEI
  • Publication number: 20240068919
    Abstract: A rock direct tensile test platform suitable for all material test machines includes a support frame. A top of the support frame is fixed with a top plate, and a bearing plate is provided above the top plate. The bearing plate is provided with a plurality of vertical force transferring rods. The force transferring rods vertically penetrate through the top plate and have a sliding fit with the top plate. Lower ends of the force transferring rods are provided with a tensile base. A top of the tensile base is provided with a lower clamp holder. A bottom of the top plate is provided with an upper clamp holder, and a clamp center of the upper clamp holder coincides with a clamp center of the lower clamp holder.
    Type: Application
    Filed: September 11, 2023
    Publication date: February 29, 2024
    Inventors: Jianfeng LIU, Heping XIE, Lu WANG, Yougang CAI, Lina RAN, Chunping WANG, Gan FENG, Hua LI, Xiangchao SHI, Jianliang PEI, Huining XU, Xiaozhang LEI, Jianhui DENG
  • Publication number: 20240069862
    Abstract: An audio playback method, a failure detection method for a screen sound production component, and an electronic device. The audio playback method includes: receiving an audio playback instruction; where the audio playback instruction is used to instruct the electronic device to play a first audio; playing, in response to receiving the audio playback instruction, a detection audio by using the screen sound production component; obtaining a first parameter in a process of playing the detection audio; determining, based on the first parameter, whether the screen sound production component fails; where the first parameter is at least one of a real-time load current, a real-time load voltage, a real-time impedance, and a real-time admittance of the screen sound production component; and when the screen sound production component fails, switching the sound production component to the speaker, and playing the first audio by using the speaker.
    Type: Application
    Filed: May 18, 2022
    Publication date: February 29, 2024
    Inventors: Xiao YANG, Jianfeng XU, Zhiqiang QIU
  • Publication number: 20240068917
    Abstract: An integrated acoustic detection and rock direct tensile test machine includes a support frame. A top of the support frame is provided with a top plate and a bearing plate is provided above the top plate. The bearing plate is provided with force transferring rods, lower ends of which are provided with a tensile base. A top of the tensile base is provided with a lower clamp holder and a bottom of the top plate is provided with an upper clamp holder. An upper channel is provided inside the upper clamp holder. The upper channel is provided with an acoustic transmitting probe. A lower channel is provided inside the lower clamp holder. One end of the lower channel is communicated with the outside, the other end is provided with an acoustic receiving probe. The lower channel extends to a bottom of a clamping chamber of the lower clamp holder.
    Type: Application
    Filed: August 24, 2023
    Publication date: February 29, 2024
    Inventors: Huining XU, Tianqi LIU, Jianfeng LIU, Fujun XUE, Jingjing DAI, Lu WANG, Lina RAN, Yougang CAI, Jianliang PEI, Hua LI, Jinbing WEI, Jianhui DENG
  • Patent number: 11913085
    Abstract: A method for preparing a press-hardened steel component is provided. The method includes forming a heated blank by heating a steel alloy blank to a first temperature in a first zone of a furnace having two or more zones, and after the heating of the steel alloy blank to the first temperature, heating the steel alloy blank to a second temperature in a second zone of the furnace. The second temperature is greater than the first temperature. The first zone has a first flow rate for a protective gas, and the second zone has a second flow rate for the protective gas that is greater than the first flow rate. The method further includes stamping and quenching the heated blank at a constant rate to a temperature between a martensite finish temperature of the steel alloy defining the steel alloy blank and room temperature to form the press-hardened steel component.
    Type: Grant
    Filed: October 13, 2022
    Date of Patent: February 27, 2024
    Assignees: GM Global Technology Operations LLC, Northeastern University
    Inventors: Zhisong Chai, Tingdong Ren, Jinlong Zhu, Wei Xu, Jianfeng Wang
  • Publication number: 20240035127
    Abstract: A method for safely oxidising roasting NdFeB powder material. The method may include: S1: magnetizing and drying the NdFeB powder material; S2: heating the magnetized and dried NdFeB powder material to spontaneous combustion, and then preparing the spontaneous combustion product into a powder; and S3: magnetizing and then oxidising roasting the powder to obtain NdFeB oxide.
    Type: Application
    Filed: December 30, 2021
    Publication date: February 1, 2024
    Applicants: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP VEHICLES RECYCLING CO., LTD.
    Inventors: Jianfeng XU, Changdong LI, Dingshan RUAN, Linlin MAO, Yulong LIAO, Ding YANG
  • Publication number: 20240031766
    Abstract: This application provides a sound processing method and apparatus thereof. When the method is implemented, an electronic device such as a mobile phone may learn a device action and a music material matching the action. In this way, a user may drive the electronic device to perform an action through his own action (such as shaking his head, shaking his hands, or the like) when playing audio. The electronic device may recognize the actions through movement detection, and determine a music material matching the action according to a preset association relationship, so as to add an entertaining interactive effect to the audio being played, increase fun of an audio playing process, and meet a requirement of the user interacting with the audio being played.
    Type: Application
    Filed: January 22, 2022
    Publication date: January 25, 2024
    Inventors: Beibei HU, Jianfeng XU
  • Publication number: 20230381348
    Abstract: The present disclosure relates to the technical field of chelating agents, in particular to a bifunctional macrocyclic chelate, a conjugate, a metal complex, and use thereof. The bifunctional macrocyclic chelate is a compound of following Formula I or an isomer thereof, wherein R1, R3, R5, and R7 are each independently selected from alkyls or long-chain polymer groups, R2, R4, R6, and R8 are each independently selected from functional groups, Ra, Rb, Rc, and Rd are each independently selected from any one of H, substituted or unsubstituted alkyls, halogens, substituted or unsubstituted cyano groups, substituted or unsubstituted ester groups, substituted or unsubstituted alkoxys, substituted or unsubstituted amines, and substituted or unsubstituted aryls, ring The bifunctional macrocyclic chelate can complex most nuclides, and expand use of the bifunctional macrocyclic chelate, and the metal complex chelating different nuclides can realize integration of diagnosis and treatment.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 30, 2023
    Applicant: Jyams Pet Research & Development Limited
    Inventors: Jianfeng Xu, Zheng Wang, Wenbin Fan, Fei Cai, Huanhuan Yin, Zhigang Luo
  • Publication number: 20230339760
    Abstract: The invention discloses a method for preparing graphene by mechanical exfoliation and application thereof. The method includes the following steps of: (1) dispersing graphite raw material in a foaming agent aqueous solution to obtain a graphite pre-dispersing solution; and (2) subjecting the graphite pre-dispersing solution to milling, washing with water, and centrifugal classification, to obtain the graphene; wherein the foaming agent aqueous solution includes the following components: sodium alpha-olefin sulfonate, sodium alcohol ether sulphate, diethanolamine coconut fatty acid, polyethylene glycol, and water. In the invention, the foaming agent produce a large amount of stable and fine foam in a closed milling cavity, which can produce jostle effect, support the graphite, and increase the contact area between the graphite and the milling medium, so as to achieve good exfoliation effect.
    Type: Application
    Filed: June 21, 2023
    Publication date: October 26, 2023
    Inventors: Jianfeng Xu, Qian Lin, Xiaofeng Wu, Yuan Wang, Dingshan Ruan, Changdong Li
  • Publication number: 20230337147
    Abstract: A device configuration method. The method includes: A first device receives network configuration information from a second device; and the first device sends the network configuration information to at least one third device, where the network configuration information is used to connect the first device and the at least one third device to a network device. One of the first device and any third device is provided with a first antenna, and the other is provided with a second antenna. A transmit power of the first antenna is less than a first power threshold. A longest transmit distance of the first antenna is a first distance threshold. A transmit power of the second antenna is greater than the first power threshold.
    Type: Application
    Filed: August 10, 2021
    Publication date: October 19, 2023
    Inventor: Jianfeng Xu
  • Publication number: 20230323473
    Abstract: Provided herein, in certain aspects, are methods involving epigenetic signatures comprising features from any of a methylation profile, a nucleosome dynamics profile, or a fragmentation profile, or any combination thereof. In other aspects, the present disclosure is directed to methods involving an epigenetic signature (such as methods of determining an epigenetic signature, methods of discovering an epigenetic signature, methods of diagnosis, and methods and treatment), and system, kits, and components useful therefor.
    Type: Application
    Filed: March 1, 2023
    Publication date: October 12, 2023
    Applicants: Helio Health Inc., The Regents of the University of California
    Inventors: Wei LI, Yumei LI, Jianfeng XU, David TAGGART
  • Patent number: 11758399
    Abstract: This application provides a wireless local area network configuration method and a device, and relates to the field of communications technologies, so as to increase a success rate of configuring authentication information of a home wireless local area network for a home device, and improve efficiency in connecting the home device to the home wireless local area network. A specific solution is as follows: A terminal obtains authentication information of a first wireless local area network, configures an SSID of the first wireless local area network as a hidden SSID, and sends at least one first probe request frame, where the first probe request frame carries at least a part of the authentication information of the first wireless local area network.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: September 12, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Jianfeng Xu
  • Patent number: 11501976
    Abstract: A substrate processing method performed in a chamber of a substrate processing apparatus is provided. The chamber includes a substrate support, an upper electrode, and a gas supply port. The substrate processing method includes (a) providing the substrate on the substrate support; (b) supplying a first processing gas into the chamber; (c) continuously supplying an RF signal into the chamber while continuously supplying a negative DC voltage to the upper electrode, to generate plasma from the first processing gas in the chamber; and (d) supplying a pulsed RF signal while continuously supplying the negative DC voltage to the upper electrode, to generate plasma from the first processing gas in the chamber. The process further includes repeating alternately repeating the steps (c) and (d), and a time for performing the step (c) once is 30 second or shorter.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: November 15, 2022
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Seiichi Watanabe, Kazuki Narishige, Xinhe Jerry Lim, Jianfeng Xu, Yi Hao Ng, Zhenkang Max Liang, Yujun Nicholas Loo, Chiew Wah Yap, Bin Zhao, Chai Jin Chua, Takehito Watanabe, Koji Kawamura, Kenji Komatsu, Li Jin, Wee Teck Tan, Dali Liu
  • Patent number: 11482095
    Abstract: A wireless control method includes sending, by a controller, a first control command to instruct the first device to execute a corresponding event, receiving, by a wireless router, the first control command, determining, in response to the first control command, that the first device is not connected to a power supply, and sending a power supply connect instruction to an input apparatus, where the power supply connect instruction instructs the input apparatus to connect the first device to the power supply.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: October 25, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yafei Wang, Weiping Zhu, Jianfeng Xu
  • Patent number: D973962
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: December 27, 2022
    Assignee: NINGBO CYANBULLS INDUSTRY & TRADE CO., LTD.
    Inventor: Jianfeng Xu
  • Patent number: D1000562
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: October 3, 2023
    Inventor: Jianfeng Xu