vą(n) = Q[v(n)] ) with a midtreat quantizer. The range of the signal is ±5 V and the word ength of the quantizer 4 bits. The quantizer is at digital full scale. a) How many quantization levels L does the quantizer have? What is the value of A? b) Sketch the input-output characteristic of the quantizer. How different is a midtreat quantizer to a midrise quantizer. :) For time index n = 1250 calculate the quantized value va (n), the quantization error eq(n) and represent vą (n) using RZ code. d) Calculate the power P of the quantization noise. e) Determine the SNR in dB.

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Author:Robert L. Boylestad
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A sinusoid signal v(n) = 5 sin(
@₂
.n) with f=5 Hz and fs = 10 kHz has to be quantized
@
(Vq(n) = Q[v(n)]) with a midtreat quantizer. The range of the signal is ±5 V and the word
length of the quantizer 4 bits. The quantizer is at digital full scale.
(a) How many quantization levels L does the quantizer have? What is the value of A?
(b) Sketch the input-output characteristic of the quantizer. How different is a midtreat
quantizer to a midrise quantizer.
(c) For time index n = 1250 calculate the quantized value v₁ (n), the quantization error
eq(n) and represent vą (n) using RZ code.
(d) Calculate the power P of the quantization noise.
(e) Determine the SNR in dB.
Transcribed Image Text:A sinusoid signal v(n) = 5 sin( @₂ .n) with f=5 Hz and fs = 10 kHz has to be quantized @ (Vq(n) = Q[v(n)]) with a midtreat quantizer. The range of the signal is ±5 V and the word length of the quantizer 4 bits. The quantizer is at digital full scale. (a) How many quantization levels L does the quantizer have? What is the value of A? (b) Sketch the input-output characteristic of the quantizer. How different is a midtreat quantizer to a midrise quantizer. (c) For time index n = 1250 calculate the quantized value v₁ (n), the quantization error eq(n) and represent vą (n) using RZ code. (d) Calculate the power P of the quantization noise. (e) Determine the SNR in dB.
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