joint power control research papers

joint power control research papers








Performance bounds for joint power control  link adaption for NRT bearers in centralized (bunched) wireless networks
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ABSTRACT Third generation wireless systems, eg the UMTS/UTRA scheme will provide bearer services suitable for for wideband multimedia communications. The physical implementation of the different bearer services includes the solution of new and interesting radio resource 

A Joint Design of Distributed QoS Scheduling and Power Control for Wireless Networks.
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ABSTRACT The capacity of a power controlled wireless network can be changing due to user's mobility, fading or shadowing effects. As a result, the quality of service (QOS) of users accepted by call admission control may not be guaranteed in a wireless network. In this 

Energy efficient joint scheduling and power control for wireless sensor networks.
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TDMA link scheduling with transmission power control using a realistic SINR-based interference model, given packets of a set of links to be transmitted within a latency bound. First we formulate a fundamental optimization problem (TJSPC) that provides tunable 

Joint power control and admission control for cdma cognitive radio networks
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ARCHITECTURE DESIGN AND PROBLEM FORMULATION Given an existing TV station with transmission power pTV, the effective receiving range is D. The effective receiving range is defined by the successful decoding of the TV signals, ie, the received signal-to- 

Joint power/playout control schemes for media streaming over wireless links
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ABSTRACT We investigate transmission and playout policies for streaming media over a wireless link. In particular, we choose both the power at the transmitter and the playout rate at the receiver, in order to minimize the power consumption and maximize the media 

Joint rate and power control using game theory
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ABSTRACT Efficient use of available resources in next gener-ation wireless systems require control of both data rate and transmitted power for mobile terminals. In this paper the problem of joint transmission rate and power control is approached from the perspective of 

A cross-layer based joint algorithm for power control and scheduling in CDMA wireless ad-hoc networks
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ABSTRACT In CDMA wireless ad-hoc networks; an important goal is, permitting the requested calls of different users maintaining the quality of service. Because of interference and power, the CDMA capacity is restricted in general. The interference will increase as soon as the 

Probability one convergence in joint stochastic power control and blind MMSE interference suppression
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ABSTRACT This paper studies the convergence issue in stochastic implementation of standard power control algorithms in wireless communications. It is shown that, under a set of general assumptions, the stochastic power control algorithm converges to the 

Joint closed-loop power control and base station assignment for DS-CDMA receiver in multipath fading channel with adaptive beamforming method
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ABSTRACT In this paper, we propose smart step closed-loop power control (SSPC) algorithm and base station assignment based on minimizing the transmitter power (BSAMTP) technique in a direct sequence-code division multiple access (DS-CDMA) receiver in the 

Joint power and rate control for wireless ad hoc networks: a game-theoretical approach with step-up pricing
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ABSTRACT In contention-based wireless ad hoc networks, power control is an efficient way to improve the spatial reuse by allowing multiple pairs to communicate simultaneously. This paper suggests a game-theoretical approach for joint power and rate control in ad hoc 

Joint controller communication topology design for distributed wide-area damping control ofpower systems
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ABSTRACT The recent development and deployment of the synchronized phasor measurement units (PMU) is allowing the wide-area monitoring and control of large-scale power systems. Furthermore, the integration of more communication technologies into the 

Maximizing the throughput of CDMA data communications through joint admission andpower control
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ABSTRACT We consider N terminals transmitting at the same data rate (G), with the power limits on the N terminals being Pmax. We assume that the power of the most distant terminal (terminal N) is fixed at its maximum value, Pmax and arbitrary noise power is s2. The path 

Joint scheduling and power control for multiclass users in CDMA wireless ad hoc networks
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ABSTRACT In this paper, we develop a cross-layer based joint algorithm for power control and scheduling. We applied the algorithm in CDMA wireless adhoc networks to determine the optimum set of admissible users with optimum transmitting power level, so as to minimize 

Joint minimum selection GSC and down-link power control
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ABSTRACT We propose and analyze in this paper a new adaptive power controlled minimum selection generalized selection combining (MS-GSC) diversity scheme termed joint combining and power control (JCPC). The key idea is to meet the required quality of 

Joint optimization algorithm for network reconfiguration and reactive power control of wind farm in distribution system
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ABSTRACT In recent years, the number of small size wind farms used as DG sources located within the distribution system are rapidly increasing. Wind farm made up with doubly fed induction generators (DFIG) is proposed in this paper as the continuous reactive power 

Joint Optimal Power Control and Transmit-Receive Beamforming in a Multi-User MIMO Environment
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ABSTRACT This master thesis considers joint optimal power control and transmit-receive beamforming for a downlink system in a multi-user MIMO (Multiple Input Multiple Output) environment. The goal of the transmit strategy presented here is to minimize the total 

On the Performance of Joint Rate/Power Control with Adaptive Modulation in Wireless CDMA Networks.
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ABSTRACT Adaptive rate/power control schemes have great po-tential to increase the throughput of wireless CDMA networks. In this paper, we investigate the additional gains achieved through adaptation of the orthogonal modulation (OM) order. We show that 

Joint Uplink Power Control, Beamforming and Bandwidth Allocation for Optimal QoS Assignment
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ABSTRACT This paper addresses the problem of joint resource allocation and QoS assignment in multi-cellular uplink of wireless data networks. We show how to jointly optimize three degrees of design freedom: transmit power, bandwidth allocation, and 

Joint Link Scheduling and Power Control for Ad Hoc Wireless Networks
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ABSTRACT Design of ad hoc wireless networks is an exciting field of re-search, because such networks are easy to deploy, and promise to offer a wide range of applications. But the lack of an established infrastructure, and the vagaries of the wireless channel make the design 

Joint power/rate control and channel assignment in cognitive radio networks: A multi-level spectrum opportunity perspective
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ABSTRACT In a cognitive radio network (CRN), the spectrum opportunities should be efficiently utilized through careful coordination between cognitive radio (CR) users. In this paper, we formulate the coordinated channel access as a joint power/rate control and channel 

Joint delay and power control in single-server queueing systems
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ABSTRACT Many power-aware resource allocation problems in packet networks can be modeled as single-server queueing systems, in which the power consumption depends on the actual service rate. We consider the scenario in which the queue service rate is 

Joint topology design with routing and power control in ad hoc networks
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 14 2.2.4 Topology Design in Ad Hoc Networks  Power Control In Ad Hoc Networks . . . . . 18 viii Page 9. 2.3 Contribution to Joint Topology Design with Power Control and Routing 20 

EE360 Course Project Joint Power Control and Scheduling for Ad hoc Wireless Networks
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A Dua Mobile ad hoc networking involves peer-to-peer communications in a network with a dynamically changing topology. Achieving energy efficient communication in such a network is a challenging task because there is no centralized arbiter that can administer power 

Call admission with joint power control and beamforming for increased system capacity in mobile cellular systems
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ABSTRACT Call admission control (CAC) plays a vital role to ensure the desired quality of service (QoS) and is used widely in mobile networks within joint control protocols [1-5]. A previous study has proposed an efficient interactive CAC called CICAC based on 

Energy-Efficient Joint Power and Rate Control via Pricing in a Multi-Cell Wireless Data Network
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Next Generation Wireless Systems is expected to support heterogeneous services for mobile users with different transmission rates that include real-time multimedia transmission (eg voice and video teleconferencing) as well as non-real-time data transmission (eg web 

Joint Power Control and Multiuser Receiver Design–Fairness Issues and Cross-Layer Optimization
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ABSTRACT In this paper, we consider the problem of cross-layer optimization for joint power control and adaptive receiver design. AnABSTRACT interference model is used for the analysis of the QoS achievable region. We discuss the trade-off between different optimization 

Joint Admission And Power Control Using Branch
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ABSTRACT Power control has been extensively studied as an important way of mitigating interference and providing minimum signal to interference plus noise ratio (SINR) guarantees. Such formulation of power control is well-motivated in cellular PCS and 

Channel Allocation and Power Control Algorithm of Joint Resource Evaluation in Cognitive Radio Networks?
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W Feng, P Li, T Huang, C Zhou ABSTRACT For the open spectrum sharing and centralized cognitive network, a channel allocation and power control algorithm of joint resource evaluation based on non- cooperative game is proposed. The utility function considers both the users' receiving 

Joint Power/Rate Congestion Control Optimizing Packet Reception in Vehicle Safety Communications
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ABSTRACT In Vehicle Safety Communications (VSC) based on IEEE 802.11 p, vehicles establish a mutual awareness of their presence by periodically broadcasting status messages, aka beacons. If vehicle density is high and beaconing is not regulated, the 

Research on Joint Power and Loads Control for Large Scale Directly-Driven Wind Turbines
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ABSTRACT Emphasis of this article is on the dynamic characteristics analysis of individual pitch control for MW scale directly-driven wind turbines with permanent magnet synchronous generator (PMSG). The pitch control objectives were analyzed and the objective 

An efficient low-complexity joint multi-user power control and partial crosstalk cancellation in xDSL systems
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ABSTRACT Perfect crosstalk cancellation techniques have been proposed to mitigate the effect of crosstalk. However, the online complexity of these crosstalk cancellation techniques grows with the square of the number of lines in the binder. Fortunately, most of the 

Wireless mesh networks rate adaptation joint scheduling, routing and power control
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ABSTRACT We present a number of significant engineering insights on what makes a good configuration for medium-to large size wireless mesh networks when the objective function is to maximize the minimum throughput among all flows. For this, we first develop efficient 

Joint Routing, Link Scheduling and Power Control for Wireless Multi-hop Networks for CDMA/TDMA Systems
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1.ABSTRACT In this paper, we analyse the problem of joint routing, link scheduling and power control for wireless multi-hop networks for CDMA/TDMA systems. Our objective is to find the optimal route for a specific scheduling while reducing the interference between devices 

Engineering Wireless Mesh Networks: Joint Scheduling, Routing, Power control and Rate Adaptation Networks with Bottleneck Algorithm
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MKR Al-juaifari, BP Rani ABSTRACT the main objective function for our paper is to maximize the minimum throughput among all flows in wireless mesh networks. For this, we first develop new system that add three different modules: first is bottleneck algorithm to avoid dropping the packet during 

JOINT SOURCE-CHANNEL CODING WITH POWER CONTROL FOR VIDEO TRANSMISSION OVER WIRELESS SYSTEMS
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ABSTRACT In this paper, a joint source-channel coding with power control technique is proposed that will minimize the average end-to-end distortion amongst all users, subject to a constraint on the total bit rate used for source and channel coding. Each user in the 

A Stochastic Algorithm for the Joint Optimization of Power Control and Multiuser Receivers
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ABSTRACT Uplink communication in a cellular radio network is considered where the base station in each cell employs a linear or decision feedback (DF) multiuser receiver. The problem of minimizing the total transmit power over the receiver filter coefficients is 

A Study of Joint Network Cod-ing and Power Control in En-ergy Harvesting Networks
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ABSTRACT Wireless sensor network comprising of energy harvesting (EH) devices is a system that derives energy from the environment. The energy from external source is not continuous and the amount of energy harvested in the network is highly variable. Therefore the 

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