Signals and Systems - Electrical Engineering

624 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems Givenx[n]andh[n]of lengthsMandK, the linear convolut ...

10.4 Discrete Fourier Transform 625 FIGURE 10.16 Circular convolution of lengthL= 8 ofx[n] andy[n]. The signalx[k]is stationary ...

626 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Ex ...

10.4 Discrete Fourier Transform 627 FIGURE 10.18 FIR filtering of disturbed signal. Comparison of results usingconvandfft functi ...

628 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Ex ...

Problems 629 Table 10.1DTFT of Common Signals and DTFT Properties Discrete-Time Fourier Transforms Discrete-Time Signal DTFTX(ej ...

630 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems Table 10.2Properties of Discrete Fourier Series and ...

Problems 631 (a) From the eigenfunction property find the frequency response of the two filters atω= 0 ,π/ 2 , andπ radians. Use ...

632 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems 10.6. Chirps for jamming—MATLAB A chirp signal is a ...

Problems 633 10.10. Cascading of interpolators and decimators—MATLAB Suppose you cascade an interpolator (an upsampler and a low ...

634 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems 10.14. Sinusoidal form of DTFT A triangular pulse is ...

Problems 635 10.18. Power spectral density Consider an autocorrelation function c[n]=0.5|n| −∞<n<∞ (a) Find the magnitude ...

636 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems 10.22. Linear equations and Fourier series—MATLAB Th ...

Problems 637 wherex[n]is the desired signal andη[n]is a noise that varies from 0 to 1 at random. (a) LetA= 0 andx[n]=sign[cos(0. ...

638 C H A P T E R 10: Fourier Analysis of Discrete-Time Signals and Systems be of the same length asY[k](i.e., bigger or equal t ...

CHAPTER 11 Introduction to the Design of Discrete Filters.......................................... When in doubt, don’t. Benjam ...

640 C H A P T E R 11: Introduction to the Design of Discrete Filters FIGURE 11.1 Eigenfunction property of LTI systems. H(ejω) x ...

11.2 Frequency-Selective Discrete Filters 641 FIGURE 11.2 Discrete filtering of analog signals using CDCs and DCCs. The CDC is s ...

642 C H A P T E R 11: Introduction to the Design of Discrete Filters the receiver be ideally equal within a time delay and a con ...

11.2 Frequency-Selective Discrete Filters 643 Group Delay A measure of linearity of the phase is obtained from thegroup delay fu ...