A delay-and-multiply receiver for DPSK as shown in Figure 9.17 should have an input filter bandwidth of
Question:
(a) Show that the error probability as a result of this frequency error is given by
(b) Plot PE, |Îf| versus z in dB for |Îf| / 2R = 0, 0.1, 0.2, 0.3, and 0.4. Estimate the degradation in dB at a probability of error of 10-6.
(c) Give the mathematical expression for the degradation and compare it with the results estimated in part (b).
Figure 9.17
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Related Book For
Principles of Communications Systems, Modulation and Noise
ISBN: 978-8126556793
7th edition
Authors: Rodger E. Ziemer, William H. Tranter
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