Patents by Inventor Cristian Cadar

Cristian Cadar 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 for time-synchronous data transfer
    Patent number: 8370497
    Abstract: A method for transferring time-synchronous data, particularly voice and video data, over a network, particularly the Internet, between at least two terminals, where between the terminals a connection is established using a SIP server and where the SIP protocol is used for establishing the connection, is—with respect to high Quality of Service for transferring time-synchronous data and with a technically simple and cost effective design—developed in a way that the SIP server analyzes the connection and/or the terminals or the like and that based on the analysis it determines an ideal bandwidth for optimizing the transfer of time-synchronous data.
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: February 5, 2013
    Assignee: NEC Corporation
    Inventors: Jürgen Quittek, Cristian Cadar
  • Method for time-synchronous data transfer
    Publication number: 20030131121
    Abstract: A method for transferring time-synchronous data, particularly voice and video data, over a network, particularly the Internet, between at least two terminals, where between the terminals a connection is established using a SIP server and where the SIP protocol is used for establishing the connection, is—with respect to high Quality of Service for transferring time-synchronous data and with a technically simple and cost effective design—developed in a way that the SIP server analyzes the connection and/or the terminals or the like and that based on the analysis it determines an ideal bandwidth for optimizing the transfer of time-synchronous data.
    Type: Application
    Filed: November 15, 2002
    Publication date: July 10, 2003
    Applicant: NEC CORPORATION
    Inventors: Jurgen Quittek, Cristian Cadar