... Belfanti
Creative Director: Carole Anson
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Manufacturing Manager: Trudy Pisciotti
Manufacturing Buyer: Lisa McDowell
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Director of Creati...
... (DBB) such as multiplier, adder, program controller, and
4. special-purpose (custom) devices such as application specific integrated circuits
(ASIC).
The hardware characteristics are summarized ... the
18
INTRODUCTION TO REAL-TIME DIGITAL SIGNAL PROCESSING
C program
(Source)
C compiler
Machine
code
(Object)
Linker/loader Execution
Program
output
Libraries Data
Figure 1.10 Program comp...
... sensitive to coefficient quantization errors than the cascade structure
consisting of sections of first- or second-order IIR filters. This problem will be further
discussed in Chapter 6.
3.5.3 Roundoff ... range of
the register, overflow occurs and unacceptable error is produced. Similarly, subtraction
may result in underflow.
When using a fixed-point processor, the range of numbers must be...
... Section 4.1,the Fourier series and Fourier transform will be introduced. The
Fourier series is an effective technique for handling periodic functions. It provides a
method for expressing a periodic ... similar developments for discrete-time signals. The discrete-time
signals to be represented in practice are of finite duration. An alternative transformation
called the discrete Fourier transfo...
... where a
stored waveform can be generated periodically by cycling over the circular buffer.
Figure 5.12(b) shows a circular buffer for FIR filter coefficients. Circular buffer
allows the coefficient ... DSP processors such as the
TMS32 0C5 5x introduced in Chapter 2.
6. A relatively higher order FIR filter is required to obtain the same characteristics as
compared with an IIR filter. Thus mo...