Search Results - "Shroff, N B"

The impact of imperfect scheduling on cross-Layer congestion control in wireless networks by Xiaojun Lin, Shroff, N.B.

“…In this paper, we study cross-layer design for congestion control in multihop wireless networks. In previous work, we have developed an optimal cross-layer…”
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A utility-based power-control scheme in wireless cellular systems by Mingbo Xiao, Shroff, N.B., Chong, E.K.P.

“…Distributed power-control algorithms for systems with hard signal-to-interference ratio (SIR) constraints may diverge when infeasibility arises. We present a…”
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Opportunistic transmission scheduling with resource-sharing constraints in wireless networks by Liu, X., Chong, E.K.P., Shroff, N.B.

“…We present an "opportunistic" transmission scheduling policy that exploits time-varying channel conditions and maximizes the system performance stochastically…”
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Non-convex optimization and rate control for multi-class services in the Internet by Lee, J.-W., Mazumdar, R.R., Shroff, N.B.

“…In this paper, we investigate the problem of distributively allocating transmission data rates to users in the Internet. We allow users to have concave as well…”
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Multiuser Scheduling in a Markov-Modeled Downlink Using Randomly Delayed ARQ Feedback by Murugesan, S., Schniter, P., Shroff, N. B.

“…This paper focuses on the downlink of a cellular system and studies opportunistic multiuser scheduling under imperfect channel state information, by exploiting…”
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Downlink power allocation for multi-class wireless systems by Jang-Won Lee, Mazumdar, R.R., Shroff, N.B.

“…In this paper we consider a power allocation problem in multi-class wireless systems. We focus on the downlink of the system. Each mobile has a utility…”
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Joint resource allocation and base-station assignment for the downlink in CDMA networks by Lee, J.-W., Mazumdar, R.R., Shroff, N.B.

“…In this paper, we jointly consider the resource allocation and base-station assignment problems for the downlink in CDMA networks that could carry…”
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A framework for opportunistic scheduling in wireless networks by Liu, Xin, Chong, Edwin K.P., Shroff, Ness B.

“…We present a method, called opportunistic scheduling, for exploiting the time-varying nature of the radio environment to increase the overall performance of…”
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Loss probability calculations and asymptotic analysis for finite buffer multiplexers by Kim, H.S., Shroff, N.B.

“…We propose an approximation for the loss probability, P/sub L/(x), in a finite buffer system with buffer size x. Our study is motivated by the case of a…”
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Admission control for statistical QoS: theory and practice by Knightly, E.W., Shroff, N.B.

“…In networks that support quality of service, an admission control algorithm determines whether or not a new traffic flow can be admitted to the network such…”
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A central-limit-theorem-based approach for analyzing queue behavior in high-speed networks by Jinwoo Choe, Shroff, N.B.

“…In this paper, we study P(/spl Qscr/>x), the tail of the steady-state queue length distribution at a high-speed multiplexer. In particular, we focus on the…”
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Error concealment in MPEG video streams over ATM networks by Salama, P., Shroff, N.B., Delp, E.J.

“…When transmitting compressed video over a data network, one has to deal with how channel errors affect the decoding process. This is particularly a problem…”
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A measurement-analytic approach for QoS estimation in a network based on the dominant time scale by Do Young Eun, Shroff, N.B.

“…We describe a measurement-analytic approach for estimating the overflow probability, an important measure of the quality of service (QoS), at a given…”
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Network decomposition: theory and practice by Do Young Eun, Shroff, N.B.

“…We show that significant simplicities can be obtained for the analysis of a network when link capacities are large enough to carry many flows. We develop a…”
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Simplification of network dynamics in large systems by Xiaojun Lin, Shroff, N.B.

“…We show that when networks are large significant simplicity can be achieved for pricing-based control. We first consider a general loss network with Poisson…”
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A tutorial on cross-layer optimization in wireless networks by Xiaojun Lin, Shroff, N.B., Srikant, R.

“…This tutorial paper overviews recent developments in optimization-based approaches for resource allocation problems in wireless systems. We begin by…”
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Distributed admission control for power-controlled cellular wireless systems by Mingbo Xiao, Shroff, N.B., Chong, E.K.P.

“…It is well known that power control can help to improve spectrum utilization in cellular wireless systems. However, many existing distributed power control…”
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Heterogeneous Delay Tolerant Task Scheduling and Energy Management in the Smart Grid with Renewable Energy by Shengbo Chen, Shroff, N. B., Sinha, P.

“…The smart grid is the new generation of electricity grid that can efficiently utilize new distributed sources of energy (e.g., harvested renewable energy), and…”
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Near Optimal Power and Rate Control of Multi-Hop Sensor Networks With Energy Replenishment: Basic Limitations With Finite Energy and Data Storage by Zhoujia Mao, Koksal, C. E., Shroff, N. B.

“…Renewable energy sources can be attached to sensor nodes to provide energy replenishment for extending the battery life and prolonging the overall lifetime of…”
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A predictive flow control scheme for efficient network utilization and QoS by Dongyu Qiu, Shroff, N.B.

“…In this paper, we develop a new predictive flow control scheme and analyze its performance. This scheme controls the nonreal-time (controllable) traffic based…”
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