نتایج جستجو برای: volterra series

تعداد نتایج: 357413  

2003
Pedro Miguel Lavrador Nuno Borges de Carvalho José Carlos Pedro

The Bussgang coefficient is calculated for a memoryless nonlinear system and the concept extended to a dynamic system modeled by a Volterra Series and for Gaussian Inputs. The theory obtained is then applied to a simple system and the underlying linear system obtained for different system configurations.

A. Tari

In this paper, we apply the differential transform (DT) method for finding approximate solution of the system of linear and nonlinear Volterra integro-differential equations with variable coefficients, especially of higher order. We also obtain an error bound for the approximate solution. Since, in this method the coefficients of Taylor series expansion of solution is obtained by a recurrence r...

Journal: :Int. J. Systems Science 2015
Mohsen Maboodi Eduardo F. Camacho Ali Khaki-Sedigh

Non-linear generalised minimum variance control state space design for a second-order Volterra series model Mohsen Maboodia,∗, Eduardo F. Camachob and Ali Khaki-Sedigha Industrial Control Center of Excellence, Department of Systems and Control Engineering, Faculty of Electrical Engineering, K. N. Toosi University of Technology, Tehran, Iran; Department of Systems Engineering and Automation, Uni...

2000
M. R. Dias Rodrigues

In this paper we propose a new analytic technique to assess the performance of radio over fibre based wireless networks employing OFDM signalling. With this technique, which is based on the Volterra series, the impact of optical system non-linearities on the error probability of OFDM signals can be evaluated.

1999
N. B. Carvalho

The nonlinear distortion of a PLL frequency discriminator is addressed using the Volterra Series approach. The analysis, made entirely in the frequency domain, allows distortion calculations for periodic and non-periodic sets of discrete excitation frequencies and random inputs. It also includes, simultaneously, the two major sources of nonlinearity: Phase Detector and VCO.

2002
Mohamed A. Y. Abdulla

This paper reviews different techniques used in the literature to analyze distortion in analog integrated circuits. It concentrates on analytical techniques rather than on numerical techniques. Techniques such as Volterra series, harmonic injection method, and modeling of circuit non-linearities, are discussed with emphasis on the last two techniques. The theory behind each technique is explain...

2014
V. Vgenopoulou A. Amari M. Song

We apply a 3 rd -order inverse Volterra series nonlinear equalizer to a 400 Gb/s WDM multiband PM-16QAM OFDM signal. IVSTF-NLE provides a 0.6 dB Q-factor improvement and 1 dB nonlinear threshold increase compared to linear equalization. OCIS codes: (060.2330) Fiber optics communications; (060.1660) Coherent communications.

2001
Alexander M. Krot Polina P. Tkachova

This paper presents the nonlinear speech phoneme decomposition based on Volterra-Wiener functional series. It is shown the usage this nonlinear decomposition in speech recognition systems constructing. The fast algorithms for finding estimation of Wiener kernels in frequency domain permit to reduce essentially computing expenses for evaluation of signals decomposition.

1998
M. Celik A. Atalar M. A. Tan

|A new method is proposed for the transient analysis of circuits with large number of linear lumped elements and lossy coupled transmission lines, and with few mildly nonlinear terminations. The method combines the Volterra-series technique with Asymptotic Waveform Evaluation approach and corresponds to recursive analysis of a linear equivalent circuit.

2013
Somayyeh Fazeli Gholamreza Hojjati Hossein Kheiri

Abstract: In this paper, we investigate piecewise approximate solution for linear two dimensional Volterra integral equation, based on the interval approximation of the true solution by truncated Chebyshev series. By discretization respect to spatial and time variables, the solution is approximated by using collocation method. Analysis of discretization error is discussed and efficiency of the ...

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