Subject description
Lectures:
• Digital communication between multimedia devices: terminals, video and audio devices, sensors and actuators.
• The digital multimedia signals, information and data rate
• Limitations of physical communication channel for the transmission of electrical signals, the transmission capacity of the communication channel
• Signal processing for transmission over the communication channel:
– signal coding
– digital modulation methods
– multiple access to a common medium
• Digital transmission systems for connecting portable multimedia devices over short distances: BAN, PAN, WLAN.
• Overview and comparison of current wireless technologies in practice, depending on the network topology, range, data rate and energy consumption.
Lab work:
• Experiments by using software tools for modeling digital transmission systems.
• Laboratory demonstration of basic building blocks in digital transmission systems.
• Measurements of digital signals and characteristics of the transmission system
• Experiments with multimedia communication devices.
The subject is taught in programs
Objectives and competences
• Understanding the restrictions on the transfer of digital signals on the physical transmission channel.
• Understanding the parameters for the evaluation of the transmission quality of multimedia signals over the communication channel.
• Knowledge on communication technologies that enable connectivity multimedia devices.
• Knowledge on communication protocols that enable inter-connectivity of multimedia devices.
Teaching and learning methods
Lectures in which the student is acquainted with the theoretical basics and lab work where the student meets the practical problems and solves them in the team.
Expected study results
After successful completion of the course, students should be able to:
– explain the functionality of the building blocks in the link chain on the physical layer,
– calculate the data flows of multimedia signals and communication channel capacities,
– analyze the properties of different transmission technologies,
– measure the properties of multimedia signals and communication links,
– interconnect multimedia devices into the communication network.
Basic sources and literature
1. Bhatnagar, Gaurav. Introduction to multimedia systems. Academic Press, 2002.
2. Sašo Tomažič, Digitalne komunikacije, Založba FE, 2014.
3. Andy Bateman, Digital Communications: Design for the Real Word, Addisaon Wesley, 1999.
4. Da Silva, Mário Marques. Multimedia communications and networking. CRC Press, 2012.
5. Rao, Kamisetty Ramamohan, Zoran S. Bojkovic, and Bojan M. Bakmaz. Wireless multimedia communication systems: design, analysis, and implementation. CRC Press, 2017.
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University of Ljubljana, Faculty of Electrical Engineering Tržaška cesta 25, 1000 Ljubljana