This paper gives performance results for transversal-filter equalization of quadriphase phase-shift-keyed (QPSK) signals with two-component multipath and demodulator phase error. An analytical expression for optimum, minimum mean-square-error tap weights in terms of the multipath and signal parameters is given. Probability of error results for no equalization and equalization with adaptive decision-feedback tap-weight adjustment are compared. The results show that significant improvement can be obtained with relatively simple equalizer structures.
Equalization of QPSK Data Transmission in Specular Multipath
IEEE Transactions on Aerospace and Electronic Systems ; AES-10 , 5 ; 588-594
1974-09-01
1598709 byte
Article (Journal)
Electronic Resource
English
CORRESPONDENCE - Aeronautical Telemetry using Offset QPSK in Frequency Selective Multipath
Online Contents | 2005
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