Tài liệu Real time digital signal processing P2 docx

... continuous -time periodic signals and the Fourier transform for finite-energy aperiodic signals. In this section,we will repeat similar developments for discrete -time signals. The discrete -time signals ... basic mathematical representation of periodic signal x(t) with period T 0 (in seconds) is the Fourier series defined as Real- Time Digital Signal Processing. Sen M Kuo,Bob H...

... Discrete -Time Signals and Systems, Englewood Cliffs, NJ: Prentice- Hall, 1983. [2] V. K. Ingle and J. G. Proakis, Digital Signal Processing Using MATLAB V.4, Boston: PWS Publishing, 1997. [3] Signal Processing ... and D. G. Manolakis, Digital Signal Processing ± Principles, Algorithms, and Applications, 3rd Ed., Englewood Cliffs, NJ: Prentice-Hall, 1996. [7] S. K. Mitra, Di...

... DESIGN 17 1 Introduction to Real- Time Digital Signal Processing Signals can be divided into three categories ± continuous -time (analog) signals, discrete -time signals, and digital signals. The signals that ... arithmetic errors. 1.1 Basic Elements of Real- Time DSP Systems There are two types of DSP applications ± non -real- time and real time. Non -real- time signa...

... 0: & 3:1:2 This signal is very convenient for describing a causal (or right-sided) signal xn for n ! 0. Causal signals are the most commonly encountered signals in real- time DSP systems. Sinusoidal signals ... signal x(t) into digital form x(n). The input signal is first sampled to obtain the discrete -time signal x(nT). Each x(nT) value is then encoded using B-bit wo...

... signal x(t) into digital form x(n). The input signal is first sampled to obtain the discrete -time signal x(nT). Each x(nT) value is then encoded using B-bit wordlength to obtain the digital signal ... as yn  I k0 hkxn À k: 3:2:14 Thus the output signal yn of a causal system at time n depends only on present and past input signals, and does not depend on future i...

... properties of the random processes and introduce fundamental techniques for processing and analyzing them. Real- Time Digital Signal Processing. Sen M Kuo, Bob H Lee Copyright # 2001 John Wiley & Sons ... a time function xnxn, A with every possible outcome A of an experiment. Each time function is called a realization of the random process or a random signal. The ensem...

... generating sinusoidal signals is to design a filter H(z) whose impulse response h(n) is the desired sinusoidal waveform. With an impulse function dn used as input, the IIR filter will Real- Time Digital Signal Processing. ... is converted to an analog signal, amplified, and then used to drive a loudspeaker. 2. Obtain the desired signal d(n). In the acoustic echo canceler, d(n) is...