Patents by Inventor M.R. PRAKASHA

M.R. PRAKASHA 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 ACQUIRING A TRANSMISSION PATH OF AN SIP MESSAGE
    Publication number: 20090204715
    Abstract: A method for acquiring the transmission path of the SIP message includes the following steps: the caller initiates the test calling and encapsulates the path information request symbol, which represents the request for the callee to return the transmission path information of SIP message, in the calling request information; after receiving the calling request information, the callee encapsulates all of or some of the calling request information in the successful response and returns the successful response information to the caller; the caller acquires the transmission path of the calling request information according to the received successful response information. A system and a network node device for acquiring the transmission path of SIP message are provided.
    Type: Application
    Filed: April 17, 2009
    Publication date: August 13, 2009
    Applicant: Huawei Technologies Co., Ltd.
    Inventor: M.R. PRAKASHA