Patents by Inventor Guangbing Yan

Guangbing 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).

  • METHOD, DEVICE AND SYSTEM FOR JUDGING CALL TYPE
    Publication number: 20110211684
    Abstract: A method, device and system for judging a call type are disclosed in embodiments of the present invention. The method includes: receiving a call request from a calling terminal, where the call request carries a calling terminal number and a called terminal number; querying a number information storage server for plan information of the calling terminal number and/or the called terminal number according to the call request; and judging the call type of a call service corresponding to the call request according to the plan information of the calling terminal number and the called terminal number. In the embodiments of the present invention, a number information storage server stores and manages the number plan information uniformly, thus reducing the maintenance costs; and the method, device and system for judging a call type enable judging of the call type of a terminal.
    Type: Application
    Filed: April 25, 2011
    Publication date: September 1, 2011
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Yue Wu, Quan Yuan, Shaowei Zhang, Xuzu Shu, Guangbing Yan, Shiqiang Peng, Lingfei Ni