Now showing items 182-201 of 272

  • Optimized maintenance scheduling for budget-constrained distribution utility 

    Aravinthan, Visvakumar; Jewell, Ward T. (IEEE, 2013-12)
    This work proposes a two-step approach to minimizing radial distribution maintenance cost while ensuring that the performance of a utility is as close as possible to desired reliability benchmarks. The maintenance cost is ...
  • Optimum clustered pilot sequence for OFDM systems under rapidly time-varying channel 

    Kim, Kwanghoon; Park, Hyuncheol; Kwon, Hyuck M. (IEEE, 2012-05)
    As channel time-variation increases, orthogonality among subcarriers in an orthogonal frequency division multiplexing (OFDM) symbol can be destroyed because of the relatively long symbol period, whereupon intercarrier ...
  • Optimum Nrm values for ERICA and EFCI schemes in ATM networks 

    Bhagavathula, Ravi; Moosa, S.; Rajamoni, R.; Pendse, Ravi (International Society for Computers and Their Applications, 2001-08)
  • Oscillation analysis of a DFIG-based wind farm interfaced with LCC-HVDC 

    Yang, Lin; Xiao, XiangNing; Pang, ChengZong (Springer International Publishing AG, 2014-12)
    With the increasing capacity of wind farm, HVDC technology has become a promising transmission scheme for long distance transportation of large-scale wind power. However oscillation caused by this system will have a great ...
  • Output feedback design of singularly perturbed discrete-time systems 

    Oloomi, Hossein; Alyatim, Amjad; Sawan, M. Edwin (IEEE, 1986-06-18)
    The output feedback regulator design for linear shift-invariant discrete-time systems possessing the two-time-scale property is considered. An approximating quadratic performance index is derived, reflecting a two-time-scale ...
  • PCF vs DCF: A performance comparison 

    Rasheed, S.A.; Masnoon, K.; Thanthry, Nagaraja; Pendse, Ravi (IEEE, 2004)
    Wireless LANs are gaining importance at a very rapid pace. The idea of being mobile and connected to the Internet is driving new innovations in this area. With the recent innovations in the field of multimedia networks, ...
  • Performance analysis of UNIX user datagram protocol implementations 

    Balasubramanian, Sivakumar; Thanthry, Nagaraja; Bhagavathula, Ravi; Pendse, Ravi (IEEE, 2004)
    As wired and wireless networks grow, underlying protocols need to be evaluated so that heterogeneous networks can be linked in an efficient manner. Among the transport layer protocols, user datagram protocol UDP is the ...
  • Performance and power comparisons of MPI Vs Pthread Implementations on multicore systems 

    Asaduzzaman, Abu; Sibai, Fadi N.; El-Sayed, Hesham (IEEE, 2013)
    The advancement of multicore systems demands applications with more threads. In order to facilitate this demand, parallel programming models such as message passing interface (MPI) are developed. By using such models, the ...
  • Performance metrics for tiltrotor flight dynamics during the transition regime 

    Sunkara, Vishwamithra Reddy; Nobleheart, Wilfred; Chakravarthy, Animesh (American Institute of Aeronautics and Astronautics, 2014-11)
    For control system design purposes, desirable locations of short period and phugoid poles with their respective damping factors and natural frequencies are specified for fixed-wing aircraft in U.S. Department of Defense ...
  • Performance of LRU block replacement algorithm with pre-fetching 

    Pendse, Ravi; Bhagavathula, Ravi (IEEE, 1998-08-09)
    An economical solution to the need for unlimited amounts of fast memory is a memory hierarchy, which takes advantage of locality and cost/performance of memory technologies. Most of the advanced block replacement algorithms ...
  • Performance of LRU-FP block replacement algorithm with pre-fetching 

    Pendse, Ravi; Katta, H.; Rajmoni, R. (International Society for Computers and Their Applications, 1999-11)
  • Phase synchronization for distributed sensor networks in feedback bit errors 

    Wu, Haijie; Ding, Yanwu; Kwon, Hyuck M. (IEEE, 2010-06-25)
    It has been reported recently that phase synchronization in distributed sensor networks can be achieved by adjusting the phase in sensors randomly with a single bit feedback from the receiver (base station) to the sensors. ...
  • PHY-supported frame aggregation for wireless local area networks 

    Shin, Cheolkyu; Park, Hyuncheol; Kwon, Hyuck M. (IEEE, 2014-10)
    An aggregate medium access control (MAC) service data unit (A-MSDU) contains multiple subframes with a single sequence number. Hence, it has a major drawback in environments with high error rates because if any subframes ...
  • Pipeline LRU block replacement algorithm 

    Bhagavathula, Ravi; Chittoor, P.; Pendse, Ravi (IEEE, 2000)
    Recent advances in VLSI technology have spurred a tremendous increase in the performance of processors. Due to the slower main memory, there exists a bottleneck in the performance of computer systems. Caching is an effective ...
  • Pole placement using projective controls and LQ modification 

    Arar, A. S.; Sawan, M. Edwin (IEEE, 1991-06-26)
    A method for solving the output regulator problem by using projective controls was reported by Medanic. Using this method reigenvalues of the state feedback closed-loop system can be retained where r is the number of the ...
  • Port address translation based route optimization for mobile IP 

    Badami, D.; Thanthry, Nagaraja; Best, Patricia K.; Bhagavathula, Ravi; Pendse, Ravi (IEEE, 2004-09-06)
    The current mobility management protocol mobile IP (MIP) specifies the use of a home agent (HA) in forwarding datagrams to/from the mobile node (MN). This often leads to the usage of either triangular routing or reverse ...
  • Power allocation for AF relaying network under channel phase misalignment 

    Lee, Kanghee; Kwon, Hyuck M.; Yang, Jie; Sawan, M. Edwin; Park, Hyuncheol; Lee, Yong H. (IEEE, 2013)
    This paper studies both cooperative and noncooperative amplify-and-forward (AF) wireless relay strategies with power constraints at the source and at the relays. The main objective is to design jointly and iteratively the ...
  • Power and performance analysis of multimedia applications running on low-power devices by cache modeling 

    Asaduzzaman, Abu; Gunasekara, Govipalagodage H. (Springer, Part of Springer Science+Business Media, 2014-09)
    High processing speed is required to support computation intensive applications. Cache memory is used to improve processing speed by reducing the speed gap between the fast processing core and slow main memory. However, ...
  • Pre-fetching with the segmented LRU algorithm 

    Pendse, Ravi; Bhagavathula, Ravi (IEEE, 1999)
    An economical solution to the need for unlimited amounts of fast memory is a memory hierarchy, which takes advantage of locality and cost/performance of memory technologies. Most of the advanced block replacement algorithms ...
  • Privacy of community pseudonyms in wireless peer-to-peer networks 

    Freudiger, Julien; Jadliwala, Murtuza Shabbir; Hubaux, Jean-Pierre; Niemi, Valtteri; Ginzboorg, Philip (SPRINGER, 2013-06)
    Wireless networks offer novel means to enhance social interactions. In particular, peer-to-peer wireless communications enable direct and real-time interaction with nearby devices and communities and could extend current ...