Patents by Inventor Guohuo Chen

Guohuo Chen 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 for transmitting destination user part unavailable message
    Patent number: 7882242
    Abstract: A method for transmitting Destination User Part Unavailable message includes: signaling-point-transmitting, by an Application Server Process, a received DUPU message, if the Application Server Process is a signaling transfer point.
    Type: Grant
    Filed: April 28, 2008
    Date of Patent: February 1, 2011
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Guohuo Chen
  • Method For Transmitting Destination User Part Unavailable Message
    Publication number: 20080201427
    Abstract: A method for transmitting Destination User Part Unavailable message includes: signaling-point-transmitting, by an Application Server Process, a received DUPU message, if the Application Server Process is a signaling transfer point.
    Type: Application
    Filed: April 28, 2008
    Publication date: August 21, 2008
    Inventor: Guohuo Chen