Patents by Inventor Guangna Lv

Guangna Lv 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).

  • Communication chip integrated with SIM card
    Patent number: 9876520
    Abstract: The present publication discloses a communication chip integrated with a SIM card, comprising: a baseband CPU, a first protocol interface, selector switch, and a SIMZone unit; said baseband CPU being connected to the first protocol interface; said selector switch being connected to the SIMZone unit, the first protocol interface, and an IF1 interface. The selector switch and said SIMZone unit are always in a state of communication with each other, and when said selector switch is in a state of communication with said first protocol interface, said SIMZone unit is used for providing SIM card functionality to said baseband CPU; when said selector switch is in a state of communication with said IF1 interface, said SIMZone unit is used for receiving data written by means of said IF1 interface.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: January 23, 2018
    Assignee: China Mobile Communications Corporation
    Inventors: Xiaodong Ren, Guangna Lv, Hongmei Wang, Yue Liu
  • COMMUNICATION CHIP INTEGRATED WITH SIM CARD
    Publication number: 20160248463
    Abstract: The present publication discloses a communication chip integrated with a SIM card, comprising: a baseband CPU, a first protocol interface, selector switch, and a SIMZone unit; said baseband CPU being connected to the first protocol interface; said selector switch being connected to the SIMZone unit, the first protocol interface, and an IF1 interface. The selector switch and said SIMZone unit are always in a state of communication with each other, and when said selector switch is in a state of communication with said first protocol interface, said SIMZone unit is used for providing SIM card functionality to said baseband CPU; when said selector switch is in a state of communication with said IF1 interface, said SIMZone unit is used for receiving data written by means of said IF1 interface.
    Type: Application
    Filed: December 3, 2014
    Publication date: August 25, 2016
    Inventors: Xiaodong Ren, Guangna Lv, Hongmei Wang, Yue Liu