1
Thomas F La Porta, Malathi Veeraraghavan: Signaling system for broadband communications networks. AT&T, John A Caccuro, December 5, 1995: US05473679 (215 worldwide citation)

A network architecture is designed to allow a communications service subscriber to select a signaling provider independently of a) the transport carriers which control the local loops for particular communications services, and b) the providers of those services. Upon the establishment of a signalin ...


2
Ender Ayanoglu, Kai Yin Eng, Mark John Karol, Pramod Pancha, Clark Woodworth, Malathi Veeraraghavan: Signaling and control architecture for an ad-hoc ATM LAN. Lucent Technologies, October 13, 1998: US05822309 (165 worldwide citation)

The present invention is a signaling and control architecture for establishing a connection between mobile users in a wireless ATM LAN. The ATM LAN includes a plurality of portable base station (PBS) switching nodes coupled together to enable communication between said nodes, wherein the nodes are c ...


3
Thomas F La Porta, Malathi Veeraraghavan: Distributed processing architechture for control of broadband and narrowband communications networks. AT&T, John A Caccuro, July 18, 1995: US05434852 (162 worldwide citation)

A distributed, server-based communications network architecture delivers broadband and narrowband communications services. In the architecture, various traditional call processing functions, such as switching fabric or channel control, call control, and connection control are separated into distinct ...


4
Gagan Lal Choudhury, Madhukar Moreshwar Kshirsagar, Malathi Veeraraghavan: Parallel connection control. Lucent Technologies, August 3, 1999: US05933412 (136 worldwide citation)

Parallel connection control ("PCC") processes and switching networks are described. Various aspects of these PCC processes and networks relate to the provision of an alternative switching connection setup to achieve bandwidth savings or lower cost networks with acceptable setup delay. The new approa ...


5
Irene Katzela, Malathi Veeraraghavan: Virtual trees routing protocol for an ATM-based mobile network. Lucent Technologies, February 16, 1999: US05872773 (133 worldwide citation)

The present invention is a system and method for routing cells in a wireless communications network, wherein the communications network includes a plurality of switching nodes and the cells are routed according to destination-rooted virtual path identifier (VPI) trees. The present invention includes ...


6
Thomas F La Porta, Malathi Veeraraghavan: Communications signaling protocols. AT&T, John A Caccuro, April 16, 1996: US05509010 (132 worldwide citation)

A modular suite of peer-to-peer protocols that are independent of communications network architecture supported, and the type of switching systems (packet-switched or circuit-switched), is used for a broadband and/or narrowband communications network. The protocols are comprised of client-server-ori ...


7
Kai Yin Eng, Mark John Karol, Malathi Veeraraghavan: Method and apparatus for routing ATM cells in an AD-ATM LAN. Lucent Technologies, May 26, 1998: US05757783 (128 worldwide citation)

A system and method for routing ATM cells in a wireless ATM local area network (LAN) that use portable base station (PBS) switching nodes. Routing of cells to and from mobile users within the network is accomplished utilizing a novel routing scheme which preserves cell sequence. Each user transmitti ...


8
Thomas F La Porta, Ramachandran Ramjee, Malathi Veeraraghavan: Network-based migrating user agent for personal communication services. Lucent Technologies, Gibbons Del Deo Dolan Griffinger & Vecchione, July 4, 2000: US06085086 (127 worldwide citation)

The present invention is a user process that resides in network nodes to act as an agent for mobile terminals in, for example, PCS environments. The user process handles negotiation and complex signaling functions for the user, thus reducing the amount of signaling traffic that must travel over the ...


9
Gopal Krishna Dommety, Malathi Veeraraghavan: Mobile location management in ATM networks. Lucent Technologies, June 20, 2000: US06078575 (125 worldwide citation)

The tracking of mobile terminals served by base stations supported by respective switches are formed into respective peer groups of switches in which the peer groups are then formed into a hierarchical logical network having a prescribed number of levels of scope S, and in which individual ones of t ...


10
Thomas F La Porta, Malathi Veeraraghavan: Method and system for delivering a communication service. AT&T, Henry T Brendzel, October 8, 1996: US05563939 (112 worldwide citation)

A signaling provider network which receives and transmits at least a subset of all signaling information associated with a particular call or communication service, allows the received/transmitted signaling information to be processed independently of the originating or terminating communication car ...



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