Tài liệu Real time digital signal processing P1 pptx

... 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...

Ngày tải lên: 14/12/2013, 13:15

... 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...

Ngày tải lên: 24/12/2013, 01:16

... 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...

Ngày tải lên: 24/12/2013, 01:16

... 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...

Ngày tải lên: 24/12/2013, 01:16

... 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...

Ngày tải lên: 18/01/2014, 20:20

... 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...

Ngày tải lên: 21/01/2014, 06:20

... 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...

Ngày tải lên: 21/01/2014, 06:20