The band of interest for a DSP system extends from 0 to 2 KHz. The achievable signal-to-quantisation-noise power ratio (SQNR) of this DSP system is 86 dB using a B-bit ADC. A 3rd order Butterworth anti-aliasing filter is to be designed for the DSP system. (a) Determine the minimum value of B for the ADC, the corresponding minimum sampling frequency, F, and the level of aliasing error relative to the signal level at the passband. Include any assumptions you have made in your calculation.

The band of interest for a DSP system extends from 0 to 2 KHz. The achievable signal-to-quantisation-noise power ratio (SQNR) of this DSP system is 86 dB using a B-bit ADC. A 3rd order Butterworth anti-aliasing filter is to be designed for the DSP system. (a) Determine the minimum value of B for the ADC, the corresponding minimum sampling frequency, F, and the level of aliasing error relative to the signal level at the passband. Include any assumptions you have made in your calculation.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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sampling Choose... Done Choose... measuring analog signal at equal interva.. ADC assign unique code DAC へ

Discussion 1. Discuss the effect of varying the frequency of the sampling signal output signal. on the
What is the minimum sampling rate needed in order to successfully capture frequencies up to 80MHz in an analog signal?
What is the need of sampling rate alteration / multi-rate system? Explain with an example.
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i. Describe the precaution you would take in selecting the sampling interval ii. How may the original signal recovered from the sampled signal?
What is a minimum number of sampling frequency required to have distortion free reconstruction of a digital signal from its samples?