Patents by Inventor Vandana S. Chakravarti

Vandana S. Chakravarti 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 device for providing a mobile device with service continuity over multiple access networks
    Patent number: 10887858
    Abstract: A device performs registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: January 5, 2021
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • METHOD AND DEVICE FOR PROVIDING A MOBILE DEVICE WITH SERVICE CONTINUITY OVER MULTIPLE ACCESS NETWORKS
    Publication number: 20200260400
    Abstract: A device performs registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • Method and device for providing a mobile device with service continuity over multiple access networks
    Patent number: 10674468
    Abstract: A device performs registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: June 2, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • METHOD AND DEVICE FOR PROVIDING A MOBILE DEVICE WITH SERVICE CONTINUITY OVER MULTIPLE ACCESS NETWORKS
    Publication number: 20190281572
    Abstract: A device performs registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • Method and device for providing a mobile device with service continuity over multiple access networks
    Patent number: 10349370
    Abstract: A device performs registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: July 9, 2019
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • METHOD AND DEVICE FOR PROVIDING A MOBILE DEVICE WITH SERVICE CONTINUITY OVER MULTIPLE ACCESS NETWORKS
    Publication number: 20170245235
    Abstract: Aspects of the subject disclosure may include, for example, registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Application
    Filed: May 9, 2017
    Publication date: August 24, 2017
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • Method and device for providing a mobile device with service continuity over multiple access networks
    Patent number: 9681412
    Abstract: Aspects of the subject disclosure may include, for example, registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: June 13, 2017
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • METHOD AND DEVICE FOR PROVIDING A MOBILE DEVICE WITH SERVICE CONTINUITY OVER MULTIPLE ACCESS NETWORKS
    Publication number: 20150312874
    Abstract: Aspects of the subject disclosure may include, for example, registering with a first access network to generate a first registration, detecting a triggering event, and registering with a second access network to generate a second registration while maintaining the first registration with the first access network. Other embodiments are disclosed.
    Type: Application
    Filed: June 9, 2014
    Publication date: October 29, 2015
    Inventors: Jayanta Das, Vandana S. Chakravarti, Vimal Patel, Glenn Petry, Feza H. Buyukdura, James Ibezim
  • GRANULAR CONTROL FOR OFFLOADING COMMUNICATION SERVICES OVER MULTIPLE ACCESS NETWORK
    Publication number: 20150163715
    Abstract: A radio access network system is described that determines a wireless offloading schema associated with a user equipment or device. The user equipment device can receive input representing a user preference for offloading determined communication services to a determined network. Based on the offloading schema, a user equipment device can select a network to send and receive transmissions associated with a determined communication service.
    Type: Application
    Filed: December 6, 2013
    Publication date: June 11, 2015
    Applicants: AT&T Mobility II LLC, AT&T Intellectual Property I, L.P.
    Inventors: Jayanta Das, Joseph Bailey, Vandana S. Chakravarti, Ann Nichols, Glenn Petry, Karen Marie Stansbury
  • Method of redirecting a telephone call to an alternate destination
    Patent number: 5369695
    Abstract: A facility is provided for redirecting a call from one destination point in a communications network to another destination point in the event that the call is not answered within a predetermined period of time, or in the event that after the call has been answered, the called party requests such redirection.
    Type: Grant
    Filed: January 6, 1992
    Date of Patent: November 29, 1994
    Assignee: AT&T Corp.
    Inventors: Vandana S. Chakravarti, R. Paul Christmann, Steven F. Knittel, Margaret H. Redberg, William T. Shampine, Lindsay A. Shur, Dawn E. Staniforth