Question: In Section 3.7 we described line codes for pulse-code modulation. Referring to the material presented therein, formulate the signal constellations for the following line codes:

In Section 3.7 we described line codes for pulse-code modulation. Referring to the material presented therein, formulate the signal constellations for the following line codes:

(a) Unipolar nonreturn-to-zero code

(b) Polar nonreturn-to-zero code

(d) Manchester code

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