Patents by Inventor Siddharth D. Chitnis

Siddharth D. Chitnis 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).

  • System and method for minimizing loss of IP context during IRAT handover
    Patent number: 8982836
    Abstract: A method for maintaining IP context during an inter RAT handover of a UE between an eHRPD network and an LTE network may include delaying a transfer of an Internet Protocol context for at least one active packet data network until an IP address for an attach (PDN) Packet Data Network has been assigned and in the case where the Internet Protocol address for the Attach Packet Data Network is not assigned, initiating a detach operation from the LTE network without the user equipment losing the Internet Protocol context of the at least one active Packet Data Network.
    Type: Grant
    Filed: October 17, 2011
    Date of Patent: March 17, 2015
    Assignee: QUALCOMM Incorporated
    Inventors: Suli Zhao, Ajith T. Payyappilly, Shrawan K. Khatri, Siddharth D. Chitnis
  • SYSTEM AND METHOD FOR MINIMIZING LOSS OF IP CONTEXT DURING IRAT HANDOVER
    Publication number: 20130094471
    Abstract: A method for maintaining IP context during an inter RAT handover of a UE between an eHRPD network and an LTE network may include delaying a transfer of an Internet Protocol context for at least one active packet data network until an IP address for an attach (PDN) Packet Data Network has been assigned and in the case where the Internet Protocol address for the Attach Packet Data Network is not assigned, initiating a detach operation from the LTE network without the user equipment losing the Internet Protocol context of the at least one active Packet Data Network.
    Type: Application
    Filed: October 17, 2011
    Publication date: April 18, 2013
    Applicant: QUALCOMM INCORPORATED
    Inventors: Suli Zhao, Ajith T. Payyappilly, Shrawan K. Khatri, Siddharth D. Chitnis