Patents by Inventor John G. Klincewicz

John G. Klincewicz 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).

  • Traffic matrix estimation method and apparatus
    Patent number: 7574506
    Abstract: A method and apparatus for the estimation of traffic matrices in a network are disclosed.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: August 11, 2009
    Assignee: AT&T Intellectual Property II, L.P.
    Inventors: Nicholas G. Duffield, Albert Gordon Greenberg, John G. Klincewicz, Matthew Roughan, Yin Zhang
  • Traffic matrix estimation method and apparatus
    Patent number: 7293086
    Abstract: A method and apparatus for the estimation of traffic matrices in a network are disclosed. Mechanisms are disclosed for measuring traffic volume from a plurality of ingress points to a plurality of egress points in a large scanl network, such as an IP backbone network. The traffic matrix is advantageously inferred from widely available link load measurements such as SNMP data.
    Type: Grant
    Filed: July 25, 2003
    Date of Patent: November 6, 2007
    Assignee: AT&T Corp.
    Inventors: Nicholas G. Duffield, Albert Gordon Greenberg, John G. Klincewicz, Matthew Roughan, Yin Zhang
  • Method for designing SONET ring networks suitable for local access
    Patent number: 6061335
    Abstract: A method is provided for designing a hierarchical architecture for a synchronous optical network (SONET) given a plurality of demand nodes at which communications traffic originates and at least one destination node at which the communications traffic is collected for transmission to a switch.
    Type: Grant
    Filed: July 24, 1997
    Date of Patent: May 9, 2000
    Assignee: AT&T Corp
    Inventors: Nicholas Paul De Vito, Mohan Gawande, John G. Klincewicz, Hanan Luss, Moshe B. Rosenwein, Romanath Roy