Patents by Inventor Fangui ZENG

Fangui ZENG 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: 8477925
    Abstract: A call method, a device, and a communication system for a private branch exchange (PBX) user are provided. User data of the private branch exchange user may be sent to an application server when the private branch exchange user has opened an account but not registered. The application server may continue normal calling by using the user data of the private branch exchange user. The PBX user can make a successful call without independent registration when implementing independent supplementary services.
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: July 2, 2013
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Fangui Zeng
  • Publication number: 20130028405
    Abstract: A call method, a device, and a communication system for a private branch exchange (PBX) user are provided. User data of the private branch exchange user may be sent to an application server when the private branch exchange user has opened an account but not registered. The application server ma continue normal calling by using the user data of the private branch exchange user. The PBX user can make a successful call without independent registration when implementing independent supplementary services.
    Type: Application
    Filed: October 2, 2012
    Publication date: January 31, 2013
    Inventor: Fangui ZENG