【正文】 2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. 。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 226 Comparing signals in the A/D/D/A chain. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 226 Comparing signals in the A/D/D/A chain. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. DIGITALTOANALOG CONVERSION FIGURE 224 D/A. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 222 Serial digital bitstream. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 220 A/D. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. v a l u e s .d i g i t al t oc o n v er t e d be w i l l v o l t ag e san al o g t h ehow I n d i c at e c o d e. d i g i t alb i t 3 a u s i n g q u a n t i z ed bem u s t s i g n a l T h e 3 V . an d 0b e t w ee n v o l t ag e sasr, t r an s d u c ep r es s u r e a u s i n g r ec o r d ed , ar e p r es s u r e s A n al o g2 . 2 E x a m p l eV3 7 2V33V33????QNRFIGURE 218 Quantization of bipolar data (maximum error = half step). Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 216 Quantization of unipolar data (maximum error = half step). Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 27 Antialiasing Filter. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 27 Antialiasing Filter. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 25 Undersampled analog signals. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 23 Sampleandhold signal (shown with analog signal). Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. 第二章 模數(shù)轉(zhuǎn)換和數(shù)模轉(zhuǎn)換 FIGURE 21 Typical digital signal processing system. Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved. FIGURE 124 Low pass filtering a piano chord Joyce Van de Vegte Fundamentals of Digital Signal Processing Copyright 169。2022 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights rese