Patents by Inventor Guangwen Yan

Guangwen Yan 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).

  • Telecommunication intelligent card and method for signaling interaction with external non-contact card
    Patent number: 8594570
    Abstract: A telecommunication intelligent card and a method for signaling interaction between a telecommunication intelligent card and an external non-contact card. The telecommunication intelligent card includes: a control unit for controlling a transmission unit to perform interactive communication with an external non-contact card, and processing signaling data from the transmission unit; and a transmission unit for interactive communication with the external non-contact card, and transmitting the signaling data received from the external non-contact card to the control unit.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: November 26, 2013
    Assignee: Beijing Watch Data System Co., Ltd.
    Inventors: Guangwen Yan, Lili Liu
  • TELECOMMUNICATION INTELLIGENT CARD AND METHOD FOR SIGNALING INTERACTION WITH EXTERNAL NON-CONTACT CARD
    Publication number: 20100330911
    Abstract: A telecommunication intelligent card and a method for signaling interaction between a telecommunication intelligent card and an external non-contact card. The telecommunication intelligent card includes: a control unit for controlling a transmission unit to perform interactive communication with an external non-contact card, and processing signaling data from the transmission unit; and a transmission unit for interactive communication with the external non-contact card, and transmitting the signaling data received from the external non-contact card to the control unit.
    Type: Application
    Filed: January 14, 2009
    Publication date: December 30, 2010
    Applicant: Beijing Watch Data System Co., Ltd.
    Inventors: Guangwen Yan, Lili Liu