Course detail
Data Communication
FEKT-BKC-DAKAcad. year: 2024/2025
Students will be introduced in detail to data transmission systems and the possibilities of realizing data communication. The course covers issues of information theory, information source and discrete communication system description. Furthermore, it focuses on data transmission, in particular on the basic concepts, data and signal description, transmission methods, transmission reliability, coding of analog and discrete signals. In greater detail it also focuses on coding: redundancy reducing code - prefix codes, the Huffman code, data compression principles. Forward error coding: Block codes, tree codes, turbo codes, concatenated codes, error security system. Last but not least, it also focuses on modulations, cryptography basics and other fields of data transmission.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Department
Entry knowledge
Rules for evaluation and completion of the course
Attendance at laboratory and computer exercises is compulsory, justified absence can be made up for after prior arrangement with the instructor. 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.
Aims
Students who complete this course are able to:
- explain the concepts of information, information content and redundancy
- evaluate the static properties of the information source, in particular redundancy, and propose an appropriate code to reduce redundancy
- explain the concept of channel capacity, the Shannon-Hartley theorem, and determine it for discrete and analog channels
- describe the principle of FEC and ARQ systems
- explain the principle of error protection using codes
- explain the concepts of the Hamming distance and weight
- determine the detection and correction capabilities of code
- explain the principle of security using block, cyclic, tree and concatenated codes
- secure data by the previously mentioned codes based on the specified generation matrix or polynomial
- find the encoder and the decoder diagram of the block, cyclic or tree code
- draw a tree diagram, trellis diagram and state diagram of the tree code
- describe the principle of the Viterbi decoding algorithm
- list the transmission methods in the base-band and pass-band
- list and describe some line codes and their utilization
- list and describe the basic keying methods and combined keying methods
- list and describe the principle of single carrier and multicarrier transmission with application examples
- list the basic concepts of data encryption and cryptographic systems
- list the services provided by cryptographic systems
- describe and compare symmetric and asymmetric cryptographic systems
Study aids
Prerequisites and corequisites
Basic literature
ŠILHAVÝ, P. Datová komunikace. Brno: Vysoké učení technické v Brně, 2012. s. 1-211. ISBN: 978-80-214-4455-3. (CS)
Recommended reading
MORELOS-ZARAGOZA, Robert H. The art of error correcting coding. Chichester : John Wiley & Sons, 2002. 221 s. ISBN 04-714-9581-6. (EN)
SKALAR, B.. Digital Communications, Fundamentals and applications, Prentice-Hall, 2003, ISBN 0-13-084788-7. (EN)
Classification of course in study plans
- Programme BKC-TLI Bachelor's 2 year of study, summer semester, compulsory
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
2. Systémy přenosu informace.
3. Přenos dat.
4. Kódování snižující nadbytečnost.
5. Protichybové kódování.
6. Blokové kódy.
7. Blokové cyklické kódy.
8. Příklady cyklických kódů.
9. Stromové kódy.
10. Turbo kódy.
11. Protichybové kódové systémy.
12. Modemy v systémech datové komunikace.
13. Základy šifrování.
Exercise in computer lab
Teacher / Lecturer
Syllabus
2. Teorie informace, Huffmanův kód.
3. Lineární blokové kódy.
4. Cyklické kódy.
5. Konvoluční kódy.
6. Zápočtový test.
Laboratory exercise
Teacher / Lecturer
Syllabus
2. Modemy G.fast.
3. Technologie LoRa a LoRaWAN.
4. Pasivní optické sítě PON.
5. xDSL modemy - odolnost vůči rušeníí.
6. Modemy DOCSIS.
7. PLC modemy.
8. Sériová rozhraní RS232, USB a I2C.