Patents by Inventor Lingfeng Tang

Lingfeng Tang 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: 11966900
    Abstract: A transaction record is created showing a purchase transaction of a customer. A CV profile showing a list of items in the transaction obtained from images is also obtained. The items in the transaction record are compared to items on the list. When there is a discrepancy, an action to take is determined.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: April 23, 2024
    Assignee: Walmart Apollo, LLC
    Inventors: Zhichun Xiao, Lingfeng Zhang, Jon Hammer, Joseph Duffy, Yao Liu, Sicong Fang, Xiang Yao, Pingyuan Wang, Yu Tao, Tianyi Mao, Yutao Tang, Feiyun Zhu, Han Zhang, Chunmei Wang, Pingjian Yu, Muzzammil Afroz, Haining Liu
  • Patent number: 11923902
    Abstract: The present disclosure relates to an active optical cable connector and an active optical cable assembly. The active optical cable connector includes a power supply interface, an optoelectronic conversion module and a short-range wireless communication module, wherein the power supply interface is electrically connected with the optoelectronic conversion module and the short-range wireless communication module, respectively, and the short-range wireless communication module is configured to transmit a control signal and a low-speed signal of the active optical cable.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: March 5, 2024
    Assignee: Shenzhen 8k-link Optoelectronics Technology Co., Ltd.
    Inventors: Lingfeng Tang, Jun Jiang, Xinghui Jin
  • Publication number: 20230021901
    Abstract: The present disclosure relates to a lossless AR video capture and transmission method, apparatus and system. The method includes converting combined analog electronic signals synchronously captured by a plurality of image sensors and a plurality of sound pickups into multi-channels of first digital signals; losslessly converting the multi-channels of first digital signals into multi-channels of second digital signals; obtaining multi-channels of first optical signals by performing respective photoelectric conversions on the multi-channels of second digital signals; receiving the multi-channels of first optical signals, and converting the multi-channels of first optical signals into the multi-channels of second digital signals; and parsing at least one channel of second digital signal among the multi-channels of second digital signals into an AR video.
    Type: Application
    Filed: March 18, 2022
    Publication date: January 26, 2023
    Inventors: Lingfeng TANG, Jun JIANG, Xinghui JIN
  • Publication number: 20230008442
    Abstract: The present disclosure relates to an active optical cable connector and an active optical cable assembly. The active optical cable connector includes a power supply interface, an optoelectronic conversion module and a short-range wireless communication module, wherein the power supply interface is electrically connected with the optoelectronic conversion module and the short-range wireless communication module, respectively, and the short-range wireless communication module is configured to transmit a control signal and a low-speed signal of the active optical cable.
    Type: Application
    Filed: July 12, 2022
    Publication date: January 12, 2023
    Inventors: Lingfeng TANG, Jun JIANG, Xinghui JIN
  • Publication number: 20220410909
    Abstract: The present disclosure provides a method and system for vehicle driving data collection. The method includes: sending, by a vehicle central processor, a data collection instruction and a synchronization clock signal to each onboard sensor, wherein the data collection instruction is a control signal for the sensor to be turned on or off; converting vehicle driving data and environmental data collected by the onboard sensor into a digital signal, adding a time stamp to the collected vehicle driving data and environmental data, and transmitting uncompressed digital signal to the vehicle central processor through an optical fiber; and synthesizing, by the vehicle central processor, the collected vehicle driving data and environmental data, and synchronizing the collected vehicle driving data and environmental data according to the time stamp, to obtain a driving state of the vehicle.
    Type: Application
    Filed: June 23, 2022
    Publication date: December 29, 2022
    Inventors: Jun JIANG, Xinghui JIN, Lingfeng TANG, Xiaoxia LEI, Jian ZHOU
  • Publication number: 20220290097
    Abstract: Disclosed is a poultry egg-based culture medium relating to the field of biotechnology, in particular a culture medium that can be used for cultivating mammalian cells, the culture medium containing a poultry egg content and a diluent. Also related is preparation and use of the culture medium, and a method of using the culture medium for cultivating mammalian cells.
    Type: Application
    Filed: June 5, 2020
    Publication date: September 15, 2022
    Inventors: Lingfeng Tang, Yihua Wu, Yue Wang