Now showing items 1-20 of 47

    • High-speed self-configuring networks based on cost-effective plug-and-play optical (PPO) nodes 

      Fumagalli, Andrae; Hui, Rongqing; Maloberti, F. (Franco); Gregori, Stefano; Cerutti, Isabella, 1973-; Tacca, Marco, 1973- (The University of Texas at Dallas, 2013-06-18)
      This proposal visualizes a future ad-hoc multi-gigabit network infrastructure connecting a very large number of inexpensive optical nodes. Such nodes will look like today’s Fast Ethernet switches, providing however, 2-3 ...
    • Combining cooperative link layer protocols with distributed routing protocols in mobile ad hoc networks – perspectives and performance analysis 

      Vijayasankar, Kumaran, 1984-; Kannan, Lakshmi Narasimhan, 1984-; Ilango, Sathya; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      In cooperative link layer protocols the use of relay nodes may increase the capacity of the radio links. The study in this paper investigates what (if any) performance gain may be passed onto the routing protocol of a ...
    • Optimized transmission power levels in a cooperative ARQ protocol for microwave recharged wireless sensors 

      Monti, Paolo, 1973; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      The Generic Autonomous Platform for Sensor Systems, or GAP4S, is a maintenance-free wireless sensor network in which the sensor node battery does not need to be replaced. Power is delivered to the sensor node via a microwave ...
    • Stochastic preplanned restoration algorithms 

      Fumagalli, Andrea; Valcarenghi, Luca, 1972- (The University of Texas at Dallas, 2013-06-18)
      The ability of overcoming service interruptions, i.e., resilience, has always been an irremissible requirement for communication networks. Resilient schemes can either reserve in advance network spare resources (protection ...
    • A queueing model for PCEP (Path Computation Element Protocol) 

      Yu, Juanjuan, 1978-; He, Yue; Wu, Kai; Tacca, Marco, 1973-; Fumagalli, Andrea; Vasseur, Jean-Phillippe (The University of Texas at Dallas, 2013-06-18)
      Path computation elements (PCE’s) are used to compute end-to-end paths across multiple areas. Multiple PCE’s may be dedicated to each area to provide sufficient path computation capacity and redundancy. An open problem is ...
    • A cross layer routing metric with wireless cooperative protocols 

      Vijayasankar, Kumaran, 1984-; Kannan, Lakshmi Narasimhan, 1984-; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      Cooperative link layer protocols are typically used in single hop networks. In such protocols, a special node called the relay node helps deliver frames from a source to a destination. The performance benefits of cooperation ...
    • MAGIC: Mobile Auxiliary Gateways Improve Connectivity of wireless sensor networks 

      Fumagalli, Andrea; Maloberti, F. (Franco); Nosratinia, A.; Panahi, I. M.; Saquib, M.; Tacca, Marco, 1973- (The University of Texas at Dallas, 2013-06-18)
    • A link state advertisement (LSA) protocol for optical transparency islands 

      Das, Shovan, 1979-; Tabrizi, Reza Roshani, 1976-; Monti, Paolo, 1973-; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      Plug and play optical (PPO) nodes can be used to ease the deployment of optical networks. Once plugged, PPO nodes provide all-optical circuits between client nodes to alleviate the electronic processing bottleneck of high ...
    • Chromatic dispersion and self-phase modulation in multi-hop multi-rate WDM rings 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Potasek, Mary J. (The University of Texas at Dallas, 2013-06-18)
      When compared to first generation and single-hop optical networks, multi-hop and multi­rate (M & M) network architectures have the advantage of significantly reducing network design cost under a variety of wavelength-to-terminal ...
    • A scalable wavelength assignment algorithm using minimal number of wavelength converters in resilient WDM networks 

      Razo, Miguel; Billenahalli, Shreejith; Huang, Wanjun, 1978-; Sivasankaran, Arularasi; Tang, Limin, 1977-; Vardhan, Hars; Tacca, Marco, 1973-; Fumagalli, Andrea; Monti, Paolo, 1973- (The University of Texas at Dallas, 2013-06-18)
      Careful wavelength assignment (WA) to support lambda services is necessary to reduce the total number of wavelength converters (WCs), which are required every time the wavelength continuity constraint cannot be met in ...
    • Shared protection ILP formulation 

      Huang, Wanjun, 1978-; Razo, Miguel; Billenahalli, Shreejith; Sivasankaran, Arularasi; Tang, Limin, 1977-; Vardhan, Hars; Monti, Paolo, 1973-; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
    • Cooperative ARQ protocols in slotted radio networks 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Gupta, Puja, 1980- (The University of Texas at Dallas, 2013-06-18)
      In conventional (non-cooperative) automatic repeat request (ARQ) protocols for radio networks, the corrupted data frames that cannot be correctly decoded at the destination are retransmitted by the source. In cooperative ...
    • Single-source single-relay cooperative ARQ protocols in TDM radio networks 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Gupta, Puja, 1980- (The University of Texas at Dallas, 2013-06-18)
      In conventional (non-cooperative) automatic repeat request (ARQ) protocols for radio networks, the corrupted data frames that cannot be correctly decoded at the destination are retransmitted by the source. In cooperative ...
    • Voice over IP data collection in inter-vehicular environment: Analysis results 

      Petracca, Matteo (The University of Texas at Dallas, 2013-06-18)
      This report contains the analysis results of the experimental VoIP traces collected in November and December 2006 at The University of Texas at Dallas. Starting from the collected traces, two main analyses have been ...
    • UTD mote system (UTMOST): improving functionalities in wireless sensor nodes 

      Litovsky, Gustavo; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      The UTD mote system (UTMOST) is a low power all purpose platform for wireless sensor nodes (WSN) based on off-the-shelf components. UTMOST offers a number of improved functionalities over previously designed platforms, ...
    • Plug-and-play optical node architectures and their built-in optical fiber characterization techniques 

      Hui, Rongqing; Fumagalli, Andrea (The University of Texas at Dallas, 2013-06-18)
      Cost-effective plug-and-play optical (PPO) nodes may enable a new generation of self-configuring and simple-to-deploy optical networks. Three possible PPO node architectures are discussed in the paper along with their ...
    • Achieving reliable networking for the generic autonomous platform for sensor systems (GAP4S) 

      Monti, Paolo, 1973- (The University of Texas at Dallas, 2013-06-18)
      Networks of wireless integrated sensors are often used to monitor parameters distributed in the environment. These parameters are related to a variety of applications such as security, patient monitoring, chemical and ...
    • Digital subcarrier optical networks (DSONs) 

      Huang, Wanjun, 1978-; Razo, Miguel; Tacca, Marco, 1973-; Fumagalli, Andrea; Hui, Rongqing (The University of Texas at Dallas, 2013-06-18)
      Energy efficient networks are increasingly becoming a desirable feature in today’s market. Both the number of users and the average amount of data traffic generated by each user continue to grow, requiring more powerful ...
    • Single-source single-relay cooperative ARQ protocols in TDM radio networks 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Gupta, Puja, 1980- (The University of Texas at Dallas, 2013-06-18)
      In conventional (non-cooperative) automatic repeat request (ARQ) protocols for radio networks, the corrupted data frames that cannot be correctly decoded at the destination are retransmitted by the source. In cooperative ...
    • An automatic repeat request protocol for cooperative slotted radio networks 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Gupta, Puja, 1980- (The University of Texas at Dallas, 2013-06-18)
      In conventional (non-cooperative) radio networks, the data frames, that are corrupted by errors during the transmission in a fading environment, are retransmitted by the source. In cooperative radio networks, frame ...