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Journal of Systems Engineering and Electronics

Issue 1 • Date March 2005

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Displaying Results 1 - 25 of 45
  • [Front cover]

    Publication Year: 2005, Page(s): c1
    IEEE is not the copyright holder of this material | PDF file iconPDF (330 KB)
    Freely Available from IEEE
  • Editorial committee

    Publication Year: 2005, Page(s): 1
    IEEE is not the copyright holder of this material | PDF file iconPDF (164 KB)
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  • Contents

    Publication Year: 2005, Page(s):1 - 2
    IEEE is not the copyright holder of this material | PDF file iconPDF (365 KB)
    Freely Available from IEEE
  • Optimal design of basic pulse waveforms for THSS UWB radio systems

    Publication Year: 2005, Page(s):1 - 10
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (1302 KB)

    Ultrawide bandwidth (UWB) radio, a very promising technique carrying information in very short basic pulses, has properties that make it a viable candidate for short-range wireless communications. In this paper, several short-pulse waveforms based on Gaussian genetic monocycle as well as Gaussian pulse waveform, as candidates of basic UWB pulse waveforms, are firstly proposed and investigated. The... View full abstract»

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  • Analysis and application of wavelet transform in target imaging and detection of stepped frequency MMW radar

    Publication Year: 2005, Page(s):11 - 20
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (1380 KB)

    The and target detection methods for stepped frequency signal based on the wavelet transform, but also its respective power spectrum are proposed. The multisampling property of stepped frequency signal is studied and wavelet transform is well suited for analyzing the signal. After multisampling property of stepped frequency signal being studied, it is shown that the wavelet power spectrum analyses... View full abstract»

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  • Two-step measurement update for extended Kalman filtering

    Publication Year: 2005, Page(s):21 - 25
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (688 KB)

    The nonlinear filtering for a class of discrete-time stochastic dynamic systems whose measurement equations contain linear (or universal linearizable) components and nonlinear components which are mutually statistical independentis investigated. A two-step measurement update is proposed for the filtering of the systems. The first-step update is a linear (or universal linearization) measurement cor... View full abstract»

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  • Irregular and regular LDPC codes with high spectrum efficiency modulation in image transmission over fading channel

    Publication Year: 2005, Page(s):26 - 30
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (800 KB)

    If the degree distribution is chosen carefully, the irregular low-density parity-check (LDPC) codes can outperform the regular ones. An image transmission system is proposed by combining regular and irregular LDPC codes with 16QAM/64QAM modulation to improve both efficiency and reliability. Simulaton results show that LDPC codes are good coding schemes over fading channel in image communication wi... View full abstract»

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  • Providing QoS guarantees for self-similar traffic flows

    Publication Year: 2005, Page(s):31 - 36
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (1027 KB)

    Provisioning network resource to meet the quality of Service (QoS) demand is^a key issue for future network services. Such functions may be realized by an admission control algorithm, which determined whether or not a new traffic flow can be admitted into the network. It is widely accepted that many traffic flows have self-similar character that has detrimental influence on network performance. Th... View full abstract»

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  • DOCCII-based electronically tunable current-mode biquadratic filters

    Publication Year: 2005, Page(s):37 - 41
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (673 KB)

    A complete state variable current-mode biquadratic filter built by duo-output CO I (DOCCII) with variable current gain is presented. All the coefficients of the filter can be independently tuned through the variable current gain factors of the DOCCII. Based on the principles upon which the general biquadratic filter was-constructed, a universal electronically tunable current-mode filter is propose... View full abstract»

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  • Novel space-time multiuser detection algorithm of WCDMA system

    Publication Year: 2005, Page(s):42 - 46
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (816 KB)

    The structure and performance of space-time multiuser detection receiver at base stationsof WCDMA system is analyzed, in which smart antenna is employed. WCDMA uplink signal model is established in this paper. Space-time multiuser receiver presented in this paper combines 2D-RAKE with parallel interference cancellation(PIC), and the improved parallel interference cancellation methods are given. A ... View full abstract»

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  • Fast synchronization scheme for SMCC + system with lower SNR

    Publication Year: 2005, Page(s):47 - 51
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (805 KB)

    Synchronization with lower SNR hadn't been considered by the conventional publications. Based on the Synchronized multi-carrier CDMA plus (SMCC+) system, which is one of the candidate schemes of digital terrestrial TV broadcasting (DTTB) standard in China, a scheme under lower SNR with one short training sequence and one Barker code group, which were constructed in time domain. Computer sim... View full abstract»

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  • Model update mechanism for mean-shift tracking

    Publication Year: 2005, Page(s):52 - 57
    Cited by:  Papers (2)
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (1198 KB)

    In order to solve the model update problem in mean-shift based tracker, a novel mechanism is proposed Kalman filter is employed to update object model by filtering object kernel-histogram using previous model and current candidate. A self-tuning method is used for adaptively adjust all the parameters of the filters under the analysis of the filtering residuals. In addition, hypothesis testing serv... View full abstract»

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  • Handover initiation performance of a new multi-cell cellular configuration with a developed base-station multi-beam antenna

    Publication Year: 2005, Page(s):58 - 62
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (675 KB)

    A new multi-cell cellular configuration networks is provided for analysis of handover initiation probability, which is based on multi-beam base-station antenna splitting in the elevation-radiating plane. The sum of the received signal power in the mobile station, including both desired and interference signal power, has been introduced into the handover initiation algorithm. Along with the idea, w... View full abstract»

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  • Study of component-ware & application software framework based decision support system development

    Publication Year: 2005, Page(s):63 - 68
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (947 KB)

    The view that the traditional method of DSS development is outdated, which results to the diversiform disadvantages of DSS product. Therefore the ideas of application software framework based development to the generation process of DSS is introduced and a modified flow chat of DSS development is proposed. Moreover, a formal description of the DSS software framework and its development is given. T... View full abstract»

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  • Decision making with fuzzy probability assessments and fuzzy payoff

    Publication Year: 2005, Page(s):69 - 73
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (737 KB)

    A novel method for decision making with fuzzy probability assessments and fuzzy payoff is presented. The consistency of the fuzzy probability assessment is considered. A fuzzy aggregate algorithm is used to indicate the fuzzy expected payoff of alternatives. The level sets of each fuzzy expected payoff are then obtained by solving linear programming models. Based on a defuzzification function asso... View full abstract»

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  • Non standard pallet series designing problem in ammunition supply system

    Publication Year: 2005, Page(s):74 - 77
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (658 KB)

    According to the compound packing problem in ammunition supply system in our army, the non-standard pallet series design model is proposed, and the original problem that can be solved as a set cover problem with a nested bin-packing problem, is analyzed, then two heuristic algorithms are applied to solve the problem View full abstract»

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  • Use of piecewise polynomial phase modeling to compensate ionospheric phase contamination in skywave radar systems

    Publication Year: 2005, Page(s):78 - 83
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (920 KB)

    Recognition and correction of ionospheric phase path contamination is a vital part of the global radar signal processing sequence. A number of model-based correction algorithms have been developed to deal with the radar performance degradation due to the ionospheric distortion and contamination. This paper addresses a novel parametric estimation and compensation method based on High-order Ambiguit... View full abstract»

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  • Near time optimal control with perturbation estimation for flexible spacecraft slewing maneuvers

    Publication Year: 2005, Page(s):84 - 91
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (1028 KB)

    A feedforward approach for generating near time optimal controller for flexible spacecraft rest-to-rest maneuvers is presented with the objective insensitivity to modeling errors, parameter uncertainty and minimizing the residual energy of the flexible modes. The perturbation estimation of flexible appendages to the rigid-hub is accomplished simply via compare the output of real plant with the ref... View full abstract»

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  • Hierarchical satisfying optimal algorithm with different importance and priorities

    Publication Year: 2005, Page(s):92 - 97
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (890 KB)

    A hierarchical satisfying optimal algorithm incorporating different importance and preemptive priorities is formulated. With the priority structure given by the decision-maker in the constrained multi-objective multi-degree-offreedom optimization (CMMO) problem, the commonly used quadratic programming model is converted into a two-level optimization problem solved by the tolerant lexicographic met... View full abstract»

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  • Robust H control for fuzzy descriptor systems with state delay

    Publication Year: 2005, Page(s):98 - 101
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (527 KB)

    The problem of robust H fuzzy state feedback control for uncertain fuzzy descriptor systems with state delay is solved. In the case that time-varying uncertainties are in all parameter matrices, sufficient conditions for the existence of fuzzy state feedback controller are presented in terms of linear matrix inequality (LMI). The proposed robust H control laws... View full abstract»

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  • Robust L1 filtering with pole constraint in a disk via parameter-dependent Lyapunov functions

    Publication Year: 2005, Page(s):102 - 109
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (986 KB)

    The problem of robust L1 filtering with pole constraint in a disk for linear continuous polytopic uncertain systems is discussed. The attention is focused on design a linear asymptotically stable filter such that the filtering error system remains robustly stable, and has a L, performance constraint and pole constraint in a disk. The new robust Lx performance criteria and regional pole placement c... View full abstract»

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  • Fuzzy robust attitude controller design for hydrofoil catamaran

    Publication Year: 2005, Page(s):110 - 115
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (845 KB)

    A robust attitude controller for hydrofoil catamaran throughout its operating envelope is proposed, based on Tagaki-Sugeno (T-S) fuzzy model. Firstly, T-S fuzzy model and robust attitude control strategy for hydrofoil catamaran is presented by use of linear matrix inequality (LMI) techniques. Secondly, a nonlinear mathematical model of hydrofoil catamaran is established, acting as the platform for... View full abstract»

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  • Digital implementation of fractional order PID controller and its application

    Publication Year: 2005, Page(s):116 - 122
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (941 KB)

    A new discretization scheme is proposed for the design of a fractional order PID controller. In the design of a fractional order controller the interest is mainly focused on the s-domain, but there exists a difficult problem in the s-domain that needs to be solved, i.e. how to calculate fractional derivatives and integrals efficiently and quickly. Our scheme adopts the time domain that is well sui... View full abstract»

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  • Design and implementation of 2DOF spherical inverted pendulum

    Publication Year: 2005, Page(s):123 - 127
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (807 KB)

    The dynamics of 2DOF spherical inverted pendulum system is analyzed. The motion of the pendulum may be projected onto the orthogonal planes in the Cartesian Space. In this way the system can be decoupled into two classical cart-pendulum systems and the design of controllers aimed at each subsystem separately are proposed. The linear quadratic optimal control strategy is applied in order to balance... View full abstract»

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  • Novel l2-l controller design for LPV discrete time-delay systems

    Publication Year: 2005, Page(s):128 - 133
    IEEE is not the copyright holder of this material | Click to expandAbstract | PDF file iconPDF (796 KB)

    One of the first attempts to derive energy-to-peak performance criteria and state-feedback controller design problem for linear parameter-varying discrete time systems with time delay is provided. Firstly, we present a parameterdependent l2-l performance criterion using a parameter-dependent Lyapunov function. Upon the conditions addressed, an improved parameter-depen... View full abstract»

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Aims & Scope

Journal of Systems Engineering and Electronics reports the latest developments and achievements in both theoretical and practical aspects of systems engineering, electronics and related research areas.

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Meet Our Editors

Editor-in-Chief
Professor Rong Shi
Journal of Systems Engineering and Electronics