31
Joseph Michael Christie, Michael Joseph Gardner, Albert Daniel DuRee, William Lyle Wiley, Tracy Lee Nelson: Telecommunications tandem system for circuit-based traffic. Sprint Communications Co, Harley R Ball, Steven J Funk, August 7, 2001: US06272142 (2 worldwide citation)

The invention is a tandem system for providing a tandem connection for circuit-based traffic. This tandem system comprises an ATM cross-connect, ATM interworking multiplexers, and a signaling processor. The multiplexer converts the traffic received by the tandem system into ATM where it is routed th ...


32
Joseph Michael Christie, Michael Joseph Gardner, Albert Daniel DuRee, William Lyle Wiley, Tracy Lee Nelson: Telecommunications tandem system for circuit-based traffic. Sprint Communcations Company, September 21, 2004: US06795440 (2 worldwide citation)

The invention is a tandem system for providing a tandem connection for circuit-based traffic. This tandem system comprises an ATM cross-connect, ATM interworking multiplexers, and a signaling processor. The multiplexer converts the traffic received by the tandem system into ATM where it is routed th ...


33
William Lyle Wiley, Michael Joseph Gardner, Tracy Lee Nelson, Royal Dean Howell, Albert Daniel DuRee: System and method for connecting a call. Sprint Communications Company, April 26, 2005: US06885671 (1 worldwide citation)

A system and method connect a call in a broadband system using the asynchronous transfer mode protocol for switching. Calls are connected over a SONET ring that has SONET multiplexers coupled by SONET paths. The SONET multiplexers are adapted to add calls to, and drop calls from, the SONET ring. An ...


34
Tracy Lee Nelson, Charles Arthur Jennings: System and method for controlling a call processing system. Sprint Communications Company, November 15, 2011: US08059811

A communication system that comprises call processors, interworking units, and a control system handles a plurality of calls. The call processors process signaling messages for the calls, and in response, transfer control messages for the calls and transfer data messages for the calls. The interwork ...


35
Tracy Lee Nelson, William Lyle Wiley, Albert Daniel DuRee: System and method for transporting a call in a telecommunication network. Sprint Communications Company, June 9, 2009: US07545824

A signaling processor processes a first message to select a TDM connection for the call and transfers a second message indicating the selected TDM connection. The interworking unit receives the second message and user communications for the call in a packet format, converts the user communications f ...


36
Amar Nath Ray, James Patrick Sisul, Tracy Lee Nelson: Wireless communication system to optimize device performance across wireless communication networks. Sprint Communications Company, December 18, 2018: US10159029

A communication system facilitates a voice communication session for a wireless communication device. A Long Term Evolution (LTE) network exchanges Voice over LTE (VoLTE) communications with the wireless communication device for the voice communication session and determines LTE packet loss metrics ...


37
Amar Nath Ray, James Patrick Sisul, Tracy Lee Nelson: Wireless communication system to optimize device performance across wireless communication networks. Sprint Communications Company, October 31, 2017: US09807664

A wireless communication system to optimize device performance across wireless communication networks. A wireless communication device communicates over a first wireless communication network. The first wireless communication network determines first performance metrics. Communication is transferred ...


38
Joseph Michael Christie, Tracy Lee Nelson: System and method for providing enhanced services for a telecommunication call. Sprint Communications Company, Harley R Ball, February 19, 2002: US06349100

A system and method provide enhanced services for a call that is transported from a communication device through an asynchronous transfer mode system. The call has user communications in asynchronous transfer mode cells and call signaling. A signaling processor receives the call signaling and proces ...


39
Tracy Lee Nelson, William Lyle Wiley, Albert Daniel DuRee: System and method for transporting a call in a telecommunication network. Sprint Communications Company, Harley R Ball, August 23, 2001: US20010015981-A1

A system and method to detect a call trigger during a call without requiring a service platform to remain connected to the call. A first communication device transmits a call having call signaling and user communications. A signaling processor receives the call signaling from the first communication ...


40
Joseph Michael Christie, Albert Daniel Duree, Tracy Lee Nelson, William Lyle Wiley: Atm gateway system. Sprint Communications Company, December 20, 2001: US20010053154-A1

The invention is a system for modifying the VPI/VCIs in ATM cells transferred between two ATM systems on a call-by-call basis. A signaling processor receives signaling for the call and selects a new VPI/VCI for the call. The signaling processor generates a control message that identifies the old and ...