HUT Communications Lab. / Timo O. Korhonen
2
Overview to Pulse Coded Modulation
nSampling
nIdeal
nPractical sampling with
nchopper sampler
nbipolar sampler
nflat-top sampler (PAM)
nLine coding techniques
nHDB-3
nManchester coding
nQuantization
nUniform
nm - law - quatization
nquantization noise
nPCM and channel noise
nTime division multiplexing (TDM)
and frequency division multiplexing (FDM) systems compared
TDM: Time Division Multiplexing
FDM: Frequency Division Multiplexing
PAM: Pulse Amplitude Modulation
PCM: Pulse Coded Modulation
HDB: High Density Bipolar code