... Digital Communications I:Modulation and Coding CoursePeriod 3 – 200/Catharina Logothetis Lecture 2 Lecture 2 10Encoding (PCM)A uniform linear quantizer is called Pulse Code Modulation (PCM).Pulse ... classification, spectral density, random process, linear systems and signal bandwidth. Lecture 2 20Spectra of PCM waveforms Lecture 2 21M-ary pulse modulationM-ary pulse modulations category:M-ary ... average pulse power, binary PCM is easier to detect than M-ary PAM (M>2).Mk2log= Lecture 2 22PAM example Lecture 2 3Today, we are going to talk about:The first important step in any DCS:Transforming...