Uniform quantization

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Instruction Manual (German)

uniform quantization.
Uniform quantization

Figure out these questions using the online simulation:

Listen to signals using the audio play measure (right click on wire):

External links Wikipedia: Quantization (signal processing)

Click on source symbol

m(t)

Select and adjust input signal

signal generator

Click on Quantizer

quantizer

Vary the bit per sample resolution

quantizer properties

Right click on wire

v(t)
v(t) select

Open any measure for a signal

quantized signal
source signal
quantized sine 8bit
clipping error
8 bit quantized sine with a source amplitude of u ^ =1,2V MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garmWu51MyVXgaruWqVvNCPvMCG4uz3bqee0evGueE0jxyaibaieYd f9irVeeu0dXdh9vqqj=hEeeu0xXdbba9frFj0=OqFfea0dXdd9vqaq =JfrVkFHe9pgea0dXdar=Jb9hs0dXdbPYxe9vr0=vr0=vqpWqaaeaa biGaciaacaqabeaadaqaaqaaaOqaaiqadwhagaqcaiabg2da9iaaig dacaGGSaGaaGOmaiaadAfaaaa@3768@ .
Clipping Error of a sine signal with a source amplitude of u ^ =1,2V MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garmWu51MyVXgaruWqVvNCPvMCG4uz3bqee0evGueE0jxyaibaieYd f9irVeeu0dXdh9vqqj=hEeeu0xXdbba9frFj0=OqFfea0dXdd9vqaq =JfrVkFHe9pgea0dXdar=Jb9hs0dXdbPYxe9vr0=vr0=vqpWqaaeaa biGaciaacaqabeaadaqaaqaaaOqaaiqadwhagaqcaiabg2da9iaaig dacaGGSaGaaGOmaiaadAfaaaa@3768@ . The clipper is set to 1V.
probability density speech
totalerror probability density
Probability density of a speech demo signal (laplace distribution).
Probability density of the total error.
quantized sine
total error
4 bit quantized sine signal.
Total error of a 4 bit quantized sine signal.
quant diagram
Signal-to-quantization-noise ratios of sine and triangle signals.