1 AIT Asian Institute of Technology

Application of Bayesian equalization methodology for [pi]/4 DQPSK modulation

AuthorLwin, Thin Thin
Call NumberAIT RSPR no. TC-94-11
Subject(s)Bayesian statistical decision theory
NoteA research submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Advanced Technologies
PublisherAsian Institute of Technology
Series StatementResearch studies project report ; no. TC-94-11
AbstractThis study presents a modeling of Bayesian equalizer with decision feedback. The Bayesian equalizer which is based on Bayesian solution is derived by using bayes' theorem. By utilizing ~ decision feedbaack is proposed which not only improves equalization performance but also reduces computational complexity. The transmission channel has been assumed three path raised cosine channel. Adaptive channel estimation approach is developed to realize the Bayesian equalization performance. The simplest Least Mean Square (LMS) algorithm is used for adaptive channel estimation. Simulation is employed in Matlab environment in order to evaluate the performance of the Bayesian DFE by applying n/4- shifted- DQPSK modulation scheme. The simulation bit- error- rate (BER) results are presented for various transmission channels and decision delays.
Year1994
Corresponding Series Added EntryAsian Institute of Technology. Research studies project report ; no. TC-94-11
TypeResearch Study Project Report (RSPR)
SchoolSchool of Advanced Technologies (SAT)
DepartmentOther Field of Studies (No Department)
Academic Program/FoSTelecommunications (TC)
Chairperson(s)Makelainen, Kimmo
Examination Committee(s)Sharma, A. B.;Takahashi, Kenzo
Scholarship Donor(s)Finnish International Development Agency (FINNIDA)
DegreeResearch Studies Project Report (M.Eng.) - Asian Institute of Technology, 1994


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