Patents by Inventor Venkata Ratriakar Rayavarapu

Venkata Ratriakar Rayavarapu 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).

  • Systems and methods for mobile stations to identify radio access technologies
    Patent number: 8842633
    Abstract: A mobile station capable of being served via a first radio access technology (RAT) and a second RAT. The mobile station includes a component configured to receive a permission to identify a cell of the first RAT in absence of a first radio access type neighbor cell list for a serving cell of the second RAT. The mobile station also includes a component configured to identify a cell of the first RAT after receiving the permission.
    Type: Grant
    Filed: May 4, 2009
    Date of Patent: September 23, 2014
    Assignee: BlackBerry Limited
    Inventors: Johanna L. Dwyer, David P. Hole, Takashi Suzuki, Venkata Ratriakar Rayavarapu, Andrew Mark Earnshaw, Maiyuran Wijayanathan, Richard Burbidge, Gordon Young
  • Systems and Methods for Mobile Stations to Identify Radio Access Technologies
    Publication number: 20100278142
    Abstract: A mobile station capable of being served via a first radio access technology (RAT) and a second RAT. The mobile station includes a component configured to receive a permission to identify a cell of the first RAT in absence of a first radio access type neighbour cell list for a serving cell of the second RAT. The mobile station also includes a component configured to identify a cell of the first RAT after receiving the permission.
    Type: Application
    Filed: May 4, 2009
    Publication date: November 4, 2010
    Applicant: Research In Motion Limited
    Inventors: Johanna L. Dwyer, David P. Hole, Takashi Suzuki, Venkata Ratriakar Rayavarapu, Andrew Mark Earnshaw, Maiyuran Wijayanathan, Richard Burbidge, Gordon Young