Tài liệu Real time digital signal processing P4 docx

... continuous -time periodic signals and the Fourier transform for finite-energy aperiodic signals. In thissection,we will repeat similar developments for discrete -time signals. The discrete -time signals ... basic mathematicalrepresentation of periodic signal x(t) with period T0(in seconds) is the Fourier seriesdefined as Real- Time Digital Signal Processing. Sen M Kuo,Bob H LeeCopyright # 2001 ... of any given signal involves the transformation of a time- domain signal into its frequency components. The need for describing a signal in the frequencydomain exists because signal processing...

Tài liệu Real time digital signal processing P5 docx

... 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: PWSPublishing, 1997.[3] Signal Processing ... and D. G. Manolakis, Digital Signal Processing ± Principles, Algorithms, andApplications, 3rd Ed., Englewood Cliffs, NJ: Prentice-Hall, 1996.[7] S. K. Mitra, Digital Signal Processing: A Computer-Based ... Grover and J. R. Deller, Digital Signal Processing and the Microcontroller, Englewood Cliffs,NJ: Prentice-Hall, 1999.[9] F. Taylor and J. Mellott, Hands-On Digital Signal Processing, New York,...

Tài liệu Real time digital signal processing P1 pptx

... DESIGN171Introduction 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 ... arithmeticerrors.1.1 Basic Elements of Real- Time DSP SystemsThere are two types of DSP applications ± non -real- time and real time. Non -real- time signal processing involves manipulating signals that have already ... the other hand, digital signals have discretevalues in both time and amplitude. In this book, we design and implement digital systems for processing digital signals using digital hardware. However,...

Tài liệu Real time digital signal processing P3 ppt

... 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 wordlength to obtain the digital signal ... Elementary Digital SignalsThere are several ways to describe signals. For example, signals encountered in com-munications are classified as deterministic or random. Deterministic signals are used Real- Time...

Tài liệu Real Time Digital Signal Processing pptx

... 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 ... asynIk0h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 andpast input signals, and does not depend on future input signals.Consider a causal system ... equation of the digital systemexpressed asynbxnÀayn À 1, 3:2:16where each output signal yn is dependent on the current input signal xn and theprevious output signal yn À1....

Tài liệu Real time digital signal processing P8 doc

... properties of the random processes and introduce fundamental techniquesfor processing and analyzing them. Real- Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 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 ensembleof all these time ... computational burdeninvolved in the weight update.Let Tpdenote the total processing time for each input sample. Real- time processing requires that Tp< T, where T is the sampling period. This...

Tài liệu Real time digital signal processing P9 doc

... generatingsinusoidal signals is to design a filter H(z) whose impulse response h(n) is the desiredsinusoidal 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 drivea loudspeaker.2. Obtain the desired signal d(n). In the acoustic echo canceler, d(n) is the digital signal picked up by a microphone.3. ... eliminates signals below theclipping level, but leaves instantaneous signal values greater than the clipping levelunaffected. Thus large signals go through unchanged, but small signals are...

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