SATURATION Saturation or Clipping Original waveform Saturatedclipped waveform Saturation or Clipping Example saturatedclipped waveform Written SatHi PDF document - DocSlides

SATURATION Saturation or Clipping Original waveform Saturatedclipped waveform  Saturation or Clipping  Example saturatedclipped waveform   Written SatHi PDF document - DocSlides

2014-12-14 132K 132 0 0

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0 SatLo 10 stepsize 001 a 0 stepsize 5 index a stepsize 1stepsize matlab indexes start at 1 index roundindex clear out VERY small offsets b 29 sina3 a1 constants chosen to look nice plot original waveform figure1clf plotab grid on ax ID: 23659

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Presentations text content in SATURATION Saturation or Clipping Original waveform Saturatedclipped waveform Saturation or Clipping Example saturatedclipped waveform Written SatHi


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SATURATION Saturation (or Clipping) Original waveform Saturated/clipped waveform
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Saturation (or Clipping) % Example saturated/clipped waveform % 2009/02/03 Written SatHi = 1.0; SatLo = -1.0; stepsize = 0.01; a = 0 : stepsize : 5; index = (a + stepsize) * (1/stepsize); % matlab indexes start at 1 :-( index = round(index); % clear out VERY small offsets b = 2.9 * sin(a*3) ./ (a+1); % constants chosen to look nice % plot original waveform figure(1);clf; plot(a,b); grid on; axis([0 5 -2 +2]); title('Original waveform'); %print -dtiff 1.tiff % 75 KB print -dpng 1.png % 16 KB, both look equally sharp % saturate/clip original waveform for l = index, if b(l) > SatHi c(l) = SatHi; elseif b(l) < SatLo c(l) = SatLo; else c(l) = b(l); end end % plot saturated waveform figure(2);clf; plot(a,c); grid on; axis([0 5 -2 +2]); title('Waveform saturated/clipped at \pm 1'); %print -dtiff 2.tiff % 75 KB print -dpng 2.png % 16 KB, both look equally sharp Saturation (or Clipping) sat n+1 MEM
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Saturation (Clipping) 0111 SAT_HI 0110 SAT_HI 0101 SAT_HI 0100 SAT_HI 011 either 0010 in 0001 in 0000 in 1111 in 1110 in 1101 in 100 either 1011 SAT_LO 1010 SAT_LO 1001 SAT_LO 1000 SAT_LO mux SAT_HI out in SAT_LO Saturation (Clipping) if (in[MSB:MSB-1] == 2b01) if (in[MSB:MSB-1] == 2b10) out = in[MSB-1:0]; 0111 SAT_HI 0110 SAT_HI 0101 SAT_HI 0100 SAT_HI 011 either 0010 in 0001 in 0000 in 1111 in 1110 in 1101 in 100 either 1011 SAT_LO 1010 SAT_LO 1001 SAT_LO 1000 SAT_LO
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Saturation Bias Effects

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