Patents by Inventor Cuizhong Wang

Cuizhong Wang 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 and system for subscription service in IP multimedia subsystem network
    Patent number: 8656032
    Abstract: A method for subscription service in an IP multimedia subsystem is disclosed. A Session Border Controller (SBC) establishes IP channels between the SBC and an IMS terminal as well as between the SBC and a Resource List Server (RLS) after receiving a status subscribe request message from the IMS terminal; and the RLS sends the status information and an acknowledgment message to the IMS terminal through the IP channels after finding subscribed status information for the IMS terminal. A system for a subscription service in an IP multimedia subsystem network is further disclosed. The IP channels established in the present disclosure to transmit the subscription information on the RLS not only can transmit a great amount of information, but also has higher efficiency of information transmission, as long as the IMS terminal has a capability of processing IP data packets.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: February 18, 2014
    Assignee: ZTE Corporation
    Inventors: Qin Ren, Chen Wu, Cuizhong Wang
  • Method and system for subscription service in IP multimedia subsystem network
    Publication number: 20120226812
    Abstract: A method for subscription service in an IP multimedia subsystem is disclosed. A Session Border Controller (SBC) establishes IP channels between the SBC and an IMS terminal as well as between the SBC and a Resource List Server (RLS) after receiving a status subscribe request message from the IMS terminal; and the RLS sends the status information and an acknowledgment message to the IMS terminal through the IP channels after finding subscribed status information for the IMS terminal. A system for a subscription service in an IP multimedia subsystem network is further disclosed. The IP channels established in the present disclosure to transmit the subscription information on the RLS not only can transmit a great amount of information, but also has higher efficiency of information transmission, as long as the IMS terminal has a capability of processing IP data packets.
    Type: Application
    Filed: July 7, 2010
    Publication date: September 6, 2012
    Applicant: ZTE CORPORATION
    Inventors: Qin Ren, Chen Wu, Cuizhong Wang