The course provides the basics of modern telecommunication networks and some knowledge on the techniques needed to produce and distribute multimedia contents. Moreover, the Internet architecture is presented and the main characteristics of audio/video signals are discussed in order to motivate the opportunity and convenience of a suitable coding able to reduce information redundancy. Eventually, the principal products for multimedia streaming are shortly illustrated.
The module is aimed at providing the basics of modern telecommunication networks and some knowledge on the coding techniques currently used to produce and distribute multimedia contents. The module also deals with the architecture of the Internet and describes the main characteristics of audio/video signals in order to motivate the opportunity and convenience of a suitable coding able to reduce information redundancy. Finally, the principal products for web streaming are presented.
Lectures provided by means of the Teams platform due to COVID-19 emergency
Data transmission networks: history of packet switching; from the mainframe networks to the Internet. Internet organization, services, and protocols.
Classification of networks: public and private networks, LAN, MAN, and WAN.
Internet architecture and relevance of internetworking. Addressing Scheme in the Internet: advantages and drawbacks of a hierarchical addressing. Evoltution of the Internet Protocol (IP). Virtual Private Networks.
Domain Name System. Examples of domain names.
Multimedia systems. Analog-to-digital conversion. Quantization errors.
Coding of audio/video signals. Advantages of coding and principal coding techniques currently used.
Streaming platforms.
Reference book: F. Kurose, W. Ross – Computer Networking: A Top-Down Approach, 7th Edition
Handouts (ppt slides) by the teacher.
Ricevimento: Booked via e-mail.
SANDRO ZAPPATORE (President)
STEFANO VIGNOLA
ROCCO ANTONUCCI (President Substitute)
First semester, approximately from 20 September to 15 December.
For more details, see the timetable edited by the Polytechnic School.
Oral
Oral examination will focus on the topics covered during the lectures. The aim is to evalute the degree of learning, autonomy, reasoning skills achived by the student.
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