Patents by Inventor Tangqing Liu

Tangqing Liu 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).

  • Policy Control Method
    Publication number: 20250227001
    Abstract: A policy control method a includes the steps of determining by a first network function a first policy according to a first parameter, and receiving by a first entity a second policy, wherein the second policy is directly or indirectly sent by the first network function.
    Type: Application
    Filed: March 24, 2023
    Publication date: July 10, 2025
    Inventors: Tangqing Liu, Dan Wang, Tao Sun, Lu Lu
  • EAS Discovery Method, Apparatus and Network Device
    Publication number: 20250212100
    Abstract: A method for discovering an EAS includes sending a first message to a second network function.
    Type: Application
    Filed: March 21, 2023
    Publication date: June 26, 2025
    Inventors: Tangqing Liu, Dan Wang, Tao Sun
  • Information Transmission Method, Related Device and Storage Medium
    Publication number: 20250203464
    Abstract: An information transmission method includes: obtaining first information by a first function, the first information including at least one of: an identifier of a packet set, and a quality of service (QoS) requirement, or second information representing an association relationship of the packet set.
    Type: Application
    Filed: March 28, 2023
    Publication date: June 19, 2025
    Inventors: Dan Wang, Yongjing Li, Tangqing Liu
  • Electronic expansion valve and cooling system having same
    Patent number: 11168804
    Abstract: An electronic expansion valve and a refrigeration system including the electronic expansion valve are provided. The electronic expansion valve includes a valve seat, a valve needle, a drive mechanism, a planetary gear deceleration mechanism. The drive mechanism serves as an input end of the planetary gear deceleration mechanism, the planetary gear deceleration mechanism has the output inner gear ring, the output inner gear ring is fixedly connected to a screw rod of the transmission mechanism to enable the screw rod to rotate, the screw rod is in threaded connection with a nut, to convert a rotation motion of the screw rod into a linear motion.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: November 9, 2021
    Assignee: Zhejiang Sanhua Intelligent Controls Co., Ltd.
    Inventors: Feng Lv, Tangqing Liu, Xiaohui Shu, Xianrang Wei
  • ELECTRONIC EXPANSION VALVE AND COOLING SYSTEM HAVING SAME
    Publication number: 20200386340
    Abstract: An electronic expansion valve and a refrigeration system including the electronic expansion valve are provided. The electronic expansion valve includes a valve seat, a valve needle, a drive mechanism, a planetary gear deceleration mechanism. The drive mechanism serves as an input end of the planetary gear deceleration mechanism, the planetary gear deceleration mechanism has the output inner gear ring, the output inner gear ring is fixedly connected to a screw rod of the transmission mechanism to enable the screw rod to rotate, the screw rod is in threaded connection with a nut, to convert a rotation motion of the screw rod into a linear motion.
    Type: Application
    Filed: November 30, 2018
    Publication date: December 10, 2020
    Applicant: Zhejiang Sanhua Intelligent Controls Co., Ltd.
    Inventors: Feng Lv, Tangqing Liu, Xiaohui Shu, Xianrang Wei