domain analysis of discrete time signals

... infinite set of possible signals is converted into a finite set The next step of encoding maps the finite set of discrete time, continuous amplitude signals into a finite set of discrete time, discrete ... has Z as its domain A discrete time, continuous amplitude signal has R as its range A discrete time, discrete amplitude signal has Z as its range Here, the focus is on discrete time signals Quantization ... signals Quantization is the process of approximating any discrete time, continuous amplitude signal into one of a finite set of discrete time, continuous amplitude signals based on a particular distortion...

Ngày tải lên: 18/10/2013, 04:15

... microscopy analysis of cells treated with WP631 was performed at different times For the sake of comparison, Fig shows both phase contrast and fluorescence photographs of selected field of cells ... (E) Effect of WP631 on the number of viable cells determined by exclusion of Trypan blue dye Data are shown as a percent of the cells in untreated control cells and represent the means of three ... whether the time- dependent survival curves in presence of the drugs (Fig 2) were merely due to a slower absorption of WP631 Two approaches were used, which take advantage of the fluorescence of anthracyclines...

Ngày tải lên: 20/02/2014, 23:20

... 521–542, 1999 10 E K Boukas, “State feedback stabilization of nonlinear discrete- time systems with time- varying time delay,” Nonlinear Analysis: Theory, Methods & Applications, vol 66, no 6, pp ... the global exponential stabilizability of discrete- time systems with time- delayed states Finally, as an application, we consider the global stabilization of the nonlinear control systems Preliminaries ... theorem for discrete- time systems,” IEEE e Transactions on Automatic Control, vol 41, no 6, pp 903–907, 1996 12 E N Chukwu, Stability and Time- Optimal Control of Hereditary Systems, vol 188 of Mathematics...

Ngày tải lên: 21/06/2014, 20:20

... stability of time- dependent difference equations in Banach spaces,” Journal of the Institute of Mathematics and Its Applications, vol 14, no 3, pp 335–346, 1974 11 S Zhang, “Estimate of total stability ... 1988 M Vidyasagar, Nonlinear Syatems Analysis, Prentice-Hall, Englewood-Cliffs, NJ, USA, 1978 J Dibl´k and D Ya Khusainov, “Representation of solutions of discrete delayed system x k ı Ax k Bx ... stability of the system xn Axn−1 Bxn−k , 4.3 where A, B are m×m-matrices, xn ∈ Rm By means of a characteristic equation, they established many results concerning the stability of the solutions of such...

Ngày tải lên: 22/06/2014, 06:20

... form of SIR than (20) and therefore, our analysis presents a comprehensive view of the behavior of STBC data in the presence of carrier offset Further, Manav R Bhatnagar et al the expression of ... matrix 2.2 Estimation of carrier offset and imperfect compensation of the received data Maximum likelihood (ML) estimation of transmitted data requires the perfect knowledge of the carrier offset ... resp.) view of the behavior of OSTBC imperfect knowledge of carrier offset in MIMO channels Figures and show the analytical and experimental, probability of error plots with different values of MSE...

Ngày tải lên: 22/06/2014, 19:20

... n(t), Figure 2: Time and frequency domain representations of a second derivative Gaussian monocycle with centre frequency of 3.9 GHz This time is adjusted to permit a portion of the multipath ... effects of MUI on the expected performance of a time reversed system at 30 Mbit/s, Ns = 5, with a signal-to-noise ratio of 12 dB The addition of each user results in an increase in the level of MUI ... ANALYSIS Time- hopping code analysis With all users assumed to be transmitting the same level of energy, and influenced by the same channel model, the remaining influential factor on the level of...

Ngày tải lên: 22/06/2014, 19:20

... array of free energy values constitutes a discrete signal This signal was examined using methods of time- series analysis, with signal points indexed by nucleotide position, instead of time Sequence ... Histogram of phase of verified sequences 35 30 25 Number of genes sequences that are translated Figure shows an example of the periodogram of a noncoding sequence, 23S rRNA For those free energy signals ... between the terminus of 16S rRNA and the mRNA during initiation of protein synthesis in Escherichia coli,” Proceedings of the National Academy of Sciences of the United States of America, vol 72,...

Ngày tải lên: 22/06/2014, 22:20

... QG(x) ≤≤ 0, x ∈ R+ Then ˆ the discrete- time, nonlinear nonnegative dynamical system Ᏻ is partially monotonic with ˆ respect to x Proof The proof is similar to the proof of Theorem 3.2 with Proposition ... and QB ≤≤ are nonnegative Then the discrete- time, linear nonnegative dynamical system given by (2.1) is monotonic ˆ Proof The proof is a direct consequence of Theorem 3.2 with n = n and {k1 , ... ≤≤ Q ˆ Proof The proof is a direct consequence of Theorem 3.4 with n = n and {k1 , ,kn } = ˆ {1, ,n} Finally, we present a sufficient condition for weighted monotonicity for a discrete- time, linear...

Ngày tải lên: 23/06/2014, 00:20

... of interest to consider conditions of robust stability of a polytope of matrices It is well known that, in general, the stability of all vertex matrices is not sufficient for robust stability of ... Stability radii of linear discrete- time systems and symplectic pencils, Inter J Nonlinear and Robust Control, (1991) 79–97 11 D Hinrichsen and N K Son, Stability radii of positive discrete- time systems ... (Eds.) Control of Uncertain Systems, Vol of Progress in System and Control Theory, Birkh¨user, Basel, 1990, 119-162 a D Hinrichsen and A J Pritchard, On the Robustness of Stable Discrete- Time Linear...

Ngày tải lên: 06/08/2014, 05:20

... profile and the profiles of the CT-dependent EGF responsive gene group that was enriched for c-Ets1 related binding sites (p = × 10-4); between the C/EBPα expression profile and the profiles of ... circadian time dependent regulation of c- http://genomebiology.com/2006/7/6/R48 Jun cofactors would be required for regulation of circadian time dependent EGFR responses A schematic summarizing all of ... circadian time independent EGF responses These results suggest differential utilization of C/EBP TFs downstream of EGFR signaling in the SCN to achieve circadian time dependent and circadian time...

Ngày tải lên: 14/08/2014, 16:21

... formulas N, number of replicates i; g, number of genes j; c, number of IRCs m, m'; r, number of runs l, l'; s, number of samples k; f, number of reference genes p, p'; h, number of standard curve ... run and run Fold change is defined as the ratio of the geometric mean of the (C)NRQs of the IRCs in run and run For the calculation of the effects of inter-run calibration, NRQ values were retrieved ... provide experimental proof of the advantage of sample maximization over gene maximization with respect to reduction in variation, we designed and performed an experiment consisting of five different...

Ngày tải lên: 14/08/2014, 17:22

... formulations in continuous -time and discrete- time domains may describe two totally different systems Many properties in continuous -time domain may disappear in discrete- time domain, and vice versa ... continuous -time domain and discretetime domain can be summarized as follows: • In continuous -time domain, Lyapunov function is linear in the state derivative, however, in discrete- time domain, Lyapunov ... concepts in continuous -time and discrete- time domains may have different meanings For example, the relative degrees defined for continuous -time systems [65] and discrete- time systems have totally...

Ngày tải lên: 15/09/2015, 21:13

... OF SPACE -TIME CODING Fig 1.1: Delay Diversity and Trellis Space -Time Code (Figure partially taken from [8]) the gain of STTC is achieved at the expense of a complex receiver Since the debut of ... development of the space -time coding concept was originally revealed in [8] in the form of trellis codes Somehow, space -time trellis codes (STTC) can be viewed as an improvement of the delay ... 6.2 Comparison of Diversity products of Scheme II against cyclic codes 127 6.3 Diversity product and diversity sum of the proposed constellation 128 6.4 Run -time comparison of algorithms...

Ngày tải lên: 16/09/2015, 08:31

... Analysis of Financial Time Series Second Edition RUEY S TSAY University of Chicago Graduate School of Business A JOHN WILEY & SONS, INC., PUBLICATION Analysis of Financial Time Series ... grew out of an MBA course in analysis of financial time series that I have been teaching at the University of Chicago since 1999 It also covers materials of Ph.D courses in time series analysis ... complete list of the titles in this series appears at the end of this volume Analysis of Financial Time Series Second Edition RUEY S TSAY University of Chicago Graduate School of Business A...

Ngày tải lên: 05/03/2016, 13:14

... points, of which, S is the onset of percussion wave, P the peak of percussion wave, E the onset of tidal wave, K the peak of tidal wave, F the onset of dicrotic wave, and L the peak of dicrotic ... fundamental constituent of pulse signal, obtained through a pressure sensor, and the physiological significance of time -domain parameters are described in Section The methodology of pulse parameter ... automated parameter extraction of pulse signals is constructed The framework includes characteristic point detection, estimation of the number of pulse waveform peak, labeling of characteristic points,...

Ngày tải lên: 22/06/2014, 19:20

... in size while enabling the software-defined radio (SDR) of the future The organization of this paper is as follows Section presents discrete- time signal processing of the RF front-end mixer with ... processing gains of the temporal moving average (TMA) (followed by decimation) are merely due to the sampling time interval expansion of this discrete- time system (the sampling rate of the input ... − a1 of the total remaining charge in the “history” capacitor, provided it has no initial charge at the time of commutation Thus the system retains a1 portion of the total system charge of the...

Ngày tải lên: 22/06/2014, 22:20

... signals as compared to ECG signals Rather than critically sampled polyphase filterbanks of [8], we employ a very efficient WOLA oversampled filterbank [6] for time- frequency analysis of the EGM signals ... K = 32 subbands, analysis window length of L = 256, subband decimation factor of R = 4, and oversampling factor of OS = K/R = Hamid Sheikhzadeh et al At the output of WOLA analysis, K complex-valued ... subband time- index m is updated every R = input samples when a new block of WOLA subband signals is available Subband signals are then framed with a frame length of seconds and a frame shift of seconds...

Ngày tải lên: 22/06/2014, 23:20

... constantly to the people of that peninsula I speak now not of the soldiers of each side, not of the ideologies of the Liberation Front, not of the junta in Saigon, but simply of the people who have ... man When I speak of love I am not speaking of some sentimental and weak response I am not speaking of that force which is just emotional bosh I am speaking of that force which all of the great religions ... Part of autopsy It It It Those of us… The weight of such a commitment to the life and health of America Another burden of responsibility I The Nobel Prize for Peace This It I The relationship of...

Ngày tải lên: 07/09/2013, 12:58

... remainder of this chapter, we will discuss several ways of analyzing the discrete- time systems in the time domain, and in Chapter we will discuss frequency -domain analysis 2.1.1 Models of the Discrete- Time ... for analysis of the discrete- time system In this chapter we will elaborate on the different models of a discretetime system and then discuss many tools or techniques for finding the response of discrete- time ... frequency response and time -domain response are used in the analysis of discrete- time systems and signal processing Our derivation of the z transform starts with a continuous -time signal that is...

Ngày tải lên: 29/09/2013, 21:20

... substitution of recombinant perlecan domain V correlated well with a comparable low rate of modi®cation of two tissue forms of perlecan [44] An extra cysteine (C3 at position 710) in domain b1IV ... levels of laminin c1 chains in EDTA/detergent extracts of various mouse tissues The content of b1 chains in these extracts exceeded the content of b2 by a factor of 5±20 The relative amounts of b2 ... suggests novel folding for domain IV, which can now be investigated by X-ray analysis of recombinant b1IV monomers and dimers Additional differences between domain IV of b1 and b2 chains are related...

Ngày tải lên: 21/02/2014, 03:20