Patents by Inventor Hassan H. Hagirahim

Hassan H. Hagirahim 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 apparatus for providing efficient circuit switch-to-switch communication
    Patent number: 7006490
    Abstract: The invention comprises a system and method for transmitting and receiving between voice switches compressed multiplexed packets. The invention efficiently utilizes a Digital Signal Level Zero (DS0) to provide multiplexed voice traffic between two voice switches.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: February 28, 2006
    Assignee: Lucent Technologies Inc.
    Inventor: Hassan H. Hagirahim
  • Method and apparatus for providing efficient circuit switch-to-switch communication
    Publication number: 20020145998
    Abstract: The invention comprises a system and method for transmitting and receiving between voice switches compressed multiplexed packets. The invention efficiently utilizes a Digital Signal Level Zero (DS0) to provide multiplexed voice traffic between two voice switches.
    Type: Application
    Filed: April 6, 2001
    Publication date: October 10, 2002
    Applicant: Lucent Technologies
    Inventor: Hassan H. Hagirahim