Course detail

Wireless Communication Theory

FEKT-LTRKAcad. year: 2011/2012

Radio communication system, radio communication signals, complex envelope, Channel capacity, information theory, Intersymbol interferences, signal shaping, receiver filter, Detection of radio communication signals, hypothesis testing, AWGN channel, PSK, BPSK, DPSK, QPSK, OQPSK, MQAM, MSK, GMSK, CPM - modulation, demodulation, applications, Spread spectrum systems I - DSSS, FHSS, spreading sequences, Spread spectrum systems I - rake receiver, synchronization, Communication channel characteristics, equalizers, nonlinear channels, UWB communications, OFDM - principle, modulation using IFFT, cyclic prefix and orthogonality, Synchronization and equalization, MB-OFDM and MC-CDMA systems, Block and convolutional codes, cyclic codes, turbo codes, concatenated codes, MIMO systems, space time coding, TCM

Language of instruction

Czech

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

prof. Ing. Roman Maršálek, Ph.D.

Department

Department of Radio Electronics (UREL)

Learning outcomes of the course unit

The students become thoroughly familiar with the wireless communication channel, detection of the noisy signals, inter symbol interference, fading channel characteristics, keying, coding and modulation techniques QAM, OFDM, CDMA, UWB.

Prerequisites

The subject knowledge on the Bachelor´s degree level is requested.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Requirements for completion of a course are specified by a regulation issued by the lecturer responsible for the course and updated for every.

Course curriculum

Lectures:

1. Radio communication system, radio communication signals, complex envelope
2. Channel capacity, information theory
3. Intersymbol interferences, signal shaping, receiver filter
4. Detection of radio communication signals, hypothesis testing, AWGN channel
5. PSK, BPSK, DPSK, QPSK, OQPSK
6. MQAM, MSK, GMSK, CPM - modulation, demodulation, applications
7. Spread spectrum systems I - DSSS, FHSS, spreading sequences
8. Spread spectrum systems I - rake receiver, synchronization
9. Communication channel characteristics, equalizers, nonlinear channels, UWB communications
10. OFDM - principle, modulation using IFFT, cyclic prefix and orthogonality
11. Synchronization and equalization, MB-OFDM and MC-CDMA systems
12. Block and convolutional codes, cyclic codes, turbo codes, concatenated codes
13. MIMO systems, space time coding, TCM

Computer experiment:

1. Complex envelope
2. ISI
3. Optimal receiver
4. Synchronization
5. CDMA
6. OFDM - principle
7. Radio channel
8. RF chain
9. OFDM II - influnce of RF parameters
10. UWB principles
11. Coding
12. test

Work placements

Not applicable.

Aims

The aim of the course is to make students familiar with the wireless communication link, representation of information, signal detection, methods of intersymbol interference supression, coding, fading channel characteristics, amplitude and phase keying and with properties of communication systems OFDM, CDMA and UWB.

Specification of controlled education, way of implementation and compensation for absences

The content and forms of instruction in the evaluated course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

MARŠÁLEK, R. Teorie rádiové komunikace - počítačová cvičení (CS)
MARŠÁLEK, R. Teorie rádiové komunikace (CS)

Recommended reading

HAYKIN, S. Digital Communications, John Wiley & sons, 1998, 597 s., ISBN 0-471-62947-2. (EN)

Classification of course in study plans

  • Programme EEKR-ML Master's

    branch ML-EST , 1. year of study, winter semester, compulsory

  • Programme EEKR-CZV lifelong learning

    branch ET-CZV , 1. year of study, winter semester, compulsory

Type of course unit

 

Lecture

39 hours, optionally

Teacher / Lecturer

prof. Ing. Roman Maršálek, Ph.D.

Syllabus

1. Radio communication system, Equivalence BP and LP, complex envelope, signal representation.
2. Radio channel, channel capacity
3. Intersymbol interferences, signal shaping, transmiter and receiver filter.
4. Communication signal detection,criterias, AWGN channel, antipodal signals, binary signal detection, hypothesis testing.
5. PSK, BPSK, QPSK, 8PSK, principles, constellatons, error probability.
6. MSK, CPM, QAM, principles, constellatons, error probability.
7. Spread spectrum systems, Direct Sequence, gain, rake receiver, diversity , frequency hoping, properties of random sequences.
8. Spread spectrum systems, synchronization.
9. Equalization
10. Channels and their characteristics, classification, fading, envelopes, UWB communications.
11. OFDM, principle, modulation using IFFT, cyclic prefix and ortogonality, amplitude distribution.
12. FEC coding, block, cyclic, concatenated codes, turbo codes.
13. MIMO systems, space-time coding, diversity techniques, TCM

Exercise in computer lab

26 hours, compulsory

Teacher / Lecturer

prof. Ing. Roman Maršálek, Ph.D.

Syllabus

1. Simulation of the baseband signals-complex envelope.
2. Simulation of the optimal receiver.
3. Simulation of synchronization system.
4. Simulation of QPSK
5. DS-CDMA simulation.
6. OFDM simulation.