454-0306/01 – Radio Communications Technique (RT)
| Gurantor department | Department of Telecommunications | Credits | 4 |
| Subject guarantor | Ing. Roman Šebesta, Ph.D. | Subject version guarantor | Ing. Roman Šebesta, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory |
| Year | 2 | Semester | summer |
| | Study language | Czech |
| Year of introduction | 2003/2004 | Year of cancellation | 2007/2008 |
| Intended for the faculties | FEI | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
The goal of subject is introduce students on the tools of modern digital radiocommunications, its analyse and design.
Students will be ready for practical analysis and design og fundamental HF and UHF circiuts in radiokommunication systems.
Teaching methods
Summary
Digital communication system - quantization, news and coding sources, different models modulation and demodulation, transmission with spread spectrum and problems with signal and noise in communication channel, data transmission in radio channel
Compulsory literature:
Vejražka J.: Digitální radiová komunikace, skripta ČVUT Praha, 1995
Žalud V.: Moderní radioelektronika, BEN, Praha 2000
Recommended literature:
Way of continuous check of knowledge in the course of semester
Verification of study:
Test No.1
Test No.2
Conditions for credit:
It is necessary to obtain minimally 20 points till end of semestr.
2 Tests - total 20 points
4 Laboratory measuring - total 20 points
E-learning
Other requirements
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures:
Quantization, numerical characteristics, signal to noise ratio, influence of transmission error
Source of discrete message, description of sources, source coding, optimal coding, realization of coders and decoders
Modulation, signal space, power and bandwidth of signals, modulation PAM (ASK), PSK, ASK-PSK, FSK, simplex and biortogonal signals
Demodulation,
Analog and discrete channel capacity
Spread spectrum transmission, fundamental principles, DS/BPSK, FH/FSK
Communication system, Schannon scheme,radiocommunication equation, radio communication, radio location, radio navigation, radio astronomy
Distributed radiocommunication systems, capacity optimization, CA algorithm, FA algorithm, types of control, CSMA
Broadcasting, stereo AM and FM broadcast, signal to noice ratio properties
Transmission of additional information
Exercises:
Numerical characteristics, signal to noice ratio
Sources of message coding, optimal codes
Signal space, power and bandwidth
Special methods of keying
Noised signal demodulation
Transmission cannel capacity
Spread spectrum signal methods
Antennas parameters and properties, spreding of signal
Properties of signal spreding
Laboratories:
Laboratory measurement No.1 - Measurement of parameters of coaxial
cable.
Laboratory measurement No.2 - Measurement of noise number of
receivers.
Laboratory measurement No.3 - Measurement of the AM modulator.
Laboratory measurement No.4 - Measurement standing wave antenna.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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