Answer to your best Analog vs. Digital ModulationIn a paragraph (or less), describe why phase modulation can be used to perform analogencoding, but phase shift keying (PSK) cannot, even though both methods change the phaseof the carrier.Phase Shift Keyed ConstellationsDraw constellation diagrams for the following modulation schemes and answer the associatedquestions for each.1. Offset 8PSKa.How many bits can be represented by each point?b. How many channels are present?2. Offset 8APSKa. Does the amplitude help or harm the distribution of points?b. How many channels are present?

We need to discuss, why phase modulation(pm) can be used to perform analog encoding, but psk cannot.…

Analog vs. Digital Modulation In a paragraph (or less), describe why phase modulation can be used to perform analog encoding, but phase shift keying (PSK) cannot, even though both methods change the phase of the carrier.

Analog vs. Digital Modulation In a paragraph (or less), describe why phase modulation can be used to perform analog encoding, but phase shift keying (PSK) cannot, even though both methods change the phase of the carrier.

Systems Architecture

7th Edition

ISBN:9781305080195

Author:Stephen D. Burd

Publisher:Stephen D. Burd

Chapter8: Data And Network Communication Technology

Section: Chapter Questions

Problem 1PE

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Question

Answer to your best

Analog vs. Digital Modulation
In a paragraph (or less), describe why phase modulation can be used to perform analog
encoding, but phase shift keying (PSK) cannot, even though both methods change the phase
of the carrier.
Phase Shift Keyed Constellations
Draw constellation diagrams for the following modulation schemes and answer the associated
questions for each.
1. Offset 8PSK
a.
How many bits can be represented by each point?
b. How many channels are present?
2. Offset 8APSK
a. Does the amplitude help or harm the distribution of points?
b. How many channels are present?

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