1
Andrea Fumagalli, Qingzhong Cai: System and method for configuring optical circuits. University of Texas System Board of Regents, Jenkens & Gilchrist P C, August 15, 2006: US07092633 (20 worldwide citation)

A system and method for configuring lightpaths within an optical circuit wherein the source node stores requests for a lightpath between the source node and the destination node. Upon receipt of a token at the source node indicating an available space within a wavelength, the source node selects a r ...


2
Andrea Fumagalli, Sandeep Darisala, Parthasarathy Kothandaraman, Marco Tacca, Luca Valcarenghi, Maher Ali, David Eli Dit Cosaque: Method and apparatus for dynamic provisioning of reliable connections in the presence of multiple failures. Alcatel Lucent, December 2, 2008: US07460783 (9 worldwide citation)

Method and apparatus for dynamic provisioning of reliable connections in the presence of multiple failures in optical networks are described. One embodiment is a method for allocation of protection paths after a failure in an optical network. The method comprises, responsive to a failure in an activ ...


3
Rongqing Hui, Andrea Fumagalli: Digital subcarrier cross-connect switching. University of Kansas, Board of Regents The University of Texas System, Spencer Fane Britt Browne, May 12, 2015: US09031406 (3 worldwide citation)

The present invention uses digital subcarrier cross-connect switching to accomplish various network processes more efficiently. These processes include interconnecting network components, and performing optical and optoelectronic add/drop operations.


4
Ron Hui, Andrea Fumagalli: Digital subcarrier optical network utilizing digital subcarrier cross-connects with increased energy efficiency. Spencer Fane Britt & Browne, January 28, 2014: US08639116 (2 worldwide citation)

The present invention provides reduced power dissipation and other benefits at the optical transport network layer by utilizing a digital subcarrier optical network comprising multiple digital subcarrier cross-connect switches. This offers several advantages for optical networks, including spectral ...


5
Ron Hui, Andrea Fumagalli: Digital subcarrier optical network utilizing digital subcarrier cross-connects with increased energy efficiency. University of Kansas, Board of Regents The University of Texas System, Spencer Fane, Britt Browne, November 25, 2014: US08897640 (1 worldwide citation)

The present invention provides reduced power dissipation and other benefits at the optical transport network layer by utilizing a digital subcarrier optical network comprising multiple digital subcarrier cross-connect switches. This offers several advantages for optical networks, including spectral ...


6
Ning So, Andrea Fumagalli, Yuhua Chen: Method and system of forming a mobile virtual network. Verizon Patent and Licensing, Board of Regents The University of Texas System, University of Houston System, July 11, 2017: US09705704

An approach is provided for creating a mobile virtual network. A virtual network is created to include a plurality of mobile virtual routers. A determination is made whether the virtual network has sufficient resources to satisfy a dynamic virtual network requirement. The size of the virtual network ...


7
Ning So, Andrea Fumagalli, Yuhua Chen: Method and system for sharing router resources via a mobile virtual router. Verizon Patent and Licensing, Board of Regents The University of Texas System, University of Houston System, July 28, 2015: US09094342

An approach is provided for creating a single mobile virtual router (MVR) to share pooled resources. A mobile virtual router is formed to utilize resources of multiple routers of a network, wherein the routers include one or more physical routers, one or more virtual routers, one or more other mobil ...


8
Ning So, Andrea Fumagalli, Yuhua Chen: Method and system of congestion control in a mobile virtual network. Board of Regents The University of Texas System, University of Houston System, Verizon Patent and Licensing, July 7, 2015: US09077640

An approach is provided for dynamic congestion control among mobile virtual routers. A determination is made whether a congested segment of a network of a plurality of physical routers. A temporary congestion point is created at a mobile virtual router to divert traffic away from the congested segme ...


9
Andrea Fumagalli, Sandeep Darisala, Parthasarathy Kothandaraman, Marco Tacca, Luca Valcarenghi, Maher Ali, David Eli Dit Cosaque: Method and apparatus for dynamic provisioning of reliable connections in the presence of multiple failures. Alcatel Usa, September 2, 2004: US20040170426-A1

Method and apparatus for dynamic provisioning of reliable connections in the presence of multiple failures in optical networks are described. One embodiment is a method for allocation of protection paths after a failure in an optical network. The method comprises, responsive to a failure in an activ ...


10
Andrea Fumagalli, Qingzhong Cai: System and method for configuring optical circuits. Jenkens & Gilchrist PC, September 12, 2002: US20020126343-A1

A system and method for configuring lightpaths within an optical circuit wherein the source node stores requests for a lightpath between the source node and the destination node. Upon receipt of a token at the source node indicating an available space within a wavelength, the source node selects a r ...