Synchronization and Equalization in Digital Communication

The course is a substitute for:

Synchronization and Equalization in Digital Communications (XD37SEK)

Lecturer:

Tutor:

Supervisor:

Department of Radioelectronics

Synopsis:

This is a theoretical course. Students will get acquainted with essential parts of the synchronization and equalization theory. The depth of the treatment is adequate for creative appl. of the knowledge in the synchroniz. and equaliz. blocks design for digital comm. system. Major topics include PLL theory and its applications to the synchronizer design, methodology of the synchronizer and equalizer design.

Requirements:

Syllabus of lectures:

1. Introduction to the synchroniz. and equaliz. Appl. of the estim. and PLL theory

2. Theory of the PLL, equivalent model and its parameters. Phase noise

3. General derivation of the equivalent model, phase detector characteristics

4. Properties of the linearized PLL

5. Gen. method for solving nonlinear phenomena in PLL. Fokker-Planck equation

6. Stationary probability density function of the phase error. Cycle slips

7. Synchronization acquisition - passive, active

8. Synchronization - general approach, types, topology, influence on bit error rate

9. Carrier synchronization. Synchronizers for selected modulations

10. Symbol timing synchronization. Frame synchronization. Synchroniz. in CDMA

11. Basic principles and structures of equalizers. Criteria of the design: MSE, LS

12. Adaptive detectors, channel state estimators. Viterbi equalizer

13. Linear equalizer structures (transversal, lattice, Kalman)

14. Nonlinear equalizer structures (data aided, decision directed)

Syllabus of tutorials:

1. Calculation of the basic PLL properties

2. Calculation of the basic PLL properties

3. Computer simulation of the PLL and its equivalent model

4. Computer simulation of the PLL and its equivalent model

5. Calculation of linearized PLL properties. Computer simulation

6. Calculation of linearized PLL properties. Computer simulation

7. Calculation of nonlinear propeties of PLL. Computer simulation

8. Calculation of nonlinear propeties of PLL. Computer simulation

9. Example of the carrier synchronizer design. Verification by computer simulation

10. Example of the carrier synchronizer design. Verification by computer simulation

11. Ex. of the symbol timing synchronizer design. Verification by computer simulation

12. Ex. of the symbol timing synchronizer design. Verification by computer simulation

13. Example of the equalizer design. Verification by computer simulation

14. Example of the equalizer design. Verification by computer simulation

Study Objective:

Study materials:

[1] Sýkora, J.: Digitální rádiová komunikace II. Skripta ČVUT, Praha 1997

[2] Proakis, J.G.: Digital communications, 3rd ed., McGraw-Hill, 1995

[3] Haykin, S.: Adaptive filter theory, 3rd ed., Prentice-Hall, 1996

[4] Meyr, H., Moeneclaey, M., Fechtel, S.A.: Digital communication receivers - synchronization, channel estimation and signal processing. Wiley-interscience, 1998

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Radioelektronika - inženýrský blok (compulsory elective course)
• Radioelektronika - inženýrský blok (compulsory elective course)