Patents by Inventor Khalil M. Kajani

Khalil M. Kajani 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).

  • Proxy presence server
    Patent number: 10992608
    Abstract: A method, device, and computer-readable medium provide for receiving, from an first presence server at a proxy presence device, a presence status request for presence information associated with a user device in a home carrier network; sending the presence status request to a second presence server in the home carrier network; receiving the presence status of the user device and storing the presence status of the user device in an associated database; sending presence status to the first presence server; receiving at least one subsequent request for the presence status of the user device; and sending the presence status.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: April 27, 2021
    Assignee: Verizon Patent and Licensing Inc.
    Inventors: Christian D. Lair, Amol Tuli, Khalil M. Kajani
  • PROXY PRESENCE SERVER
    Publication number: 20200036662
    Abstract: A method, device, and computer-readable medium provide for receiving, from an first presence server at a proxy presence device, a presence status request for presence information associated with a user device in a home carrier network; sending the presence status request to a second presence server in the home carrier network; receiving the presence status of the user device and storing the presence status of the user device in an associated database; sending presence status to the first presence server; receiving at least one subsequent request for the presence status of the user device; and sending the presence status.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Christian D. Lair, Amol Tuli, Khalil M. Kajani
  • Proxy presence server
    Patent number: 10476820
    Abstract: A method includes receiving, from an external presence server at a proxy presence device, a presence status request for presence information associated with a user device in a home carrier network. The method includes sending the presence status request to an internal presence server in the home carrier network. The method also includes receiving the presence status of the user device and storing the presence status of the user device with a time to live (TTL) in an associated database. The presence status is sent to the external presence server. The method includes receiving at least one subsequent request for the presence status of the user device within a time window of the TTL. The method also includes sending the presence status within the time window of the TTL without sending another presence status request to the internal presence server.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: November 12, 2019
    Assignee: Verizon Patent and Licensing Inc.
    Inventors: Christian D. Lair, Amol Tuli, Khalil M. Kajani
  • PROXY PRESENCE SERVER
    Publication number: 20170063739
    Abstract: A method includes receiving, from an external presence server at a proxy presence device, a presence status request for presence information associated with a user device in a home carrier network. The method includes sending the presence status request to an internal presence server in the home carrier network. The method also includes receiving the presence status of the user device and storing the presence status of the user device with a time to live (TTL) in an associated database. The presence status is sent to the external presence server. The method includes receiving at least one subsequent request for the presence status of the user device within a time window of the TTL. The method also includes sending the presence status within the time window of the TTL without sending another presence status request to the internal presence server.
    Type: Application
    Filed: August 27, 2015
    Publication date: March 2, 2017
    Inventors: Christian D. Lair, Amol Tuli, Khalil M. Kajani
  • Connection state-based long term evolution steering of roaming
    Patent number: 9191803
    Abstract: A method, a device, and a non-transitory storage medium comprising instructions that provide steering of roaming services based on connection state data pertaining to Diameter connections between visited networks and an internetwork. The steering of roaming services include accepting or denying a request of a roaming user seeking to attach to a visited network and managing and deploying preferred visited network lists to user devices.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: November 17, 2015
    Assignee: Cellco Partnership
    Inventors: Jignesh J. Patel, Miguel A. Carames, Amol Tuli, Khalil M. Kajani
  • CONNECTION STATE-BASED LONG TERM EVOLUTION STEERING OF ROAMING
    Publication number: 20150065125
    Abstract: A method, a device, and a non-transitory storage medium comprising instructions that provide steering of roaming services based on connection state data pertaining to Diameter connections between visited networks and an internetwork. The steering of roaming services include accepting or denying a request of a roaming user seeking to attach to a visited network and managing and deploying preferred visited network lists to user devices.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 5, 2015
    Applicant: Cellco Partnership d/b/a Verizon Wireless
    Inventors: Jignesh J. Patel, Miguel A. Carames, Amol Tuli, Khalil M. Kajani