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20801862 -
ANTENNAS AND PROPAGATION
(objectives)
The course aims to complete training on antennas received in previous courses, particularly in relation to the study and design of aperture antennas, planar antennas and arrays of antennas. It also introduces the problem of electromagnetic scattering from structures present in the air or in the soil. Areas of application: biomedical industry, electrical, electronics and telecommunications.
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SCHETTINI GIUSEPPE
( syllabus)
Fundamentals of electromagnetic radiation and antenna parameters. Radiation from a short current filament. Radiation from a small current loop. Radiation from arbitrary current distribution. Half-wave dipole antennas. Antenna impedance. Folded dipole, short dipole, and monopole antennas.
Receiving antennas. Reciprocity theorem and effective area. Polarization mismatch. Friis transmission formula. Noise in communication systems. Noise temperature of an antenna.
Introduction to antenna arrays. Uniform one-dimensional arrays. End-fire and broadside arrays. Uniform two-dimensional arrays. Array design. Binomial and polynomial arrays, Chebyshev method. Feeding networks, Butler Matrices. Parasitic and log-periodic arrays.
Aperture antennas. Analysis and synthesis. Radiation from a planar aperture: the Fourier transform method. Radiation from rectangular and circular aperture. Application of field-equivalence principles to aperture radiation. Open waveguides and horn antennas. Ray optics. Microwave lens. Paraboloidal reflector antennas: efficiency, directivity, cross-polarization. Induced current method. Feeds with low cross-polarization. Dual reflector systems. Radiation from slots. Microstrip antennas.
Scattering of the radiation: general environment and canonical cases. Plane-wave scattering by a conducting cylinder, E- and H- polarization. Dielectric cylinder.
Propagation between fixed points. Diffraction by knife-edge obstacles. Constitutive relations of a ionized medium. Propagation in a ionospheric plasma.
( reference books)
A. Paraboni, M. D’Amico, “Radiopropagazione” Mc Graw-Hill Libri Italia.
A. Paraboni, "Antenne", Mc Graw-Hill Libri Italia.
C. Balanis, "Antenna theory, analysis and design", 3rd edition, Wiley,
Robert E. Collin, "Antennas and Radiowave propagation", McGraw-Hill Book Company.
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9
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ING-INF/02
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72
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-
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-
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Core compulsory activities
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ITA |
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20801861 -
OPTICAL COMMUNICATIONS
(objectives)
The course provides students with the basics on the operation and performance of digital and analog fiber transmission systems, of switching techniques, routing and data protection. The main architectures and protocols used in transport networks and access networks are discussed, with emphasis on next-generation optical networks and security.
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CINCOTTI GABRIELLA
( syllabus)
• Physical layer
Planar waveguides; optical fibers; attenuation; modal dispersion; chromatic dispersion; non linear effects; link power budget; splitters, couplers, filters, wavelength de/multiplexers, LEDs and laser diodes, SOA, EDFA and Raman amplifiers, PIN and avalanche photodiodes, noise in the receivers; amplitude and phase modulators;
CWDM, DWDM and OTDM systems; modulation formats; ODFM; error coding.
• Overview of communication networks
ISO/OSI levels; Digital hierarchies; PSTN; Protocols: IP, Ethernet, Frame Relay, ATM, FDDI.
• Core networks
PHD, SONET and SDH protocols; OTN networks; protection and restoration; ASON.
• Access network
PSTN and FTTx systems, Passive optical networks (PON): protocols GPON, EPON and BPON. Next generation access networks NG-PON.
• Security in optical networks
Transport layer security, key exchange, authentication, confidentiality, bit and block optical ciphering techniques; qubit; quantum cryptography; protocols for quantum key distribution (QKD).
• Optical wireless communications
Architecture; Line of Sight (LoS) and Non Line of Sight (NloS) links; channel features and models; OOK and PPM modulations.
( reference books)
C. Lin - Broadband optical access networks and fiber-to-the-home: systems technologies and deployment strategies
G. P. Agrawal: Fiber-optic communication systems
G. P. Agrawal - Lightwave technology
P. Green - Fiber to the home: the new empowerment
J. Vacca - Optical networking
M. Stamp - Applied cryptanalysis: breaking ciphers in the real world
H. H. Chen - Security and communication networks
Z. Ghassemlooy, W. Popoola, and S. Rajbhandari, “Optical wireless communications”
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9
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ING-INF/03
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72
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-
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Core compulsory activities
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ITA |
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20802000-2 -
SISTEMI RADIOMOBILI
(objectives)
To acquire specific knowledge on infrastructured and self organising mobile networks architectures, and related technologies. Particular attention will be devoted to those methodologies and techniques aimed at an efficient use of radio resources and to the cooperation of the various units in order to mitigate mutual interference and to maximize the Quality of Service (Cogniteve Radio Paradigm). To acquire major methodologies for the assessment of mobile networks performance and design guidelines.
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NERI ALESSANDRO
( syllabus)
General characteristics of mobile networks. Current trends in the TLC market. Basic and Added Value services. General architecture of digital mobile networks: GSM and UMTS. Functional blocks and protocols for circuit switched and packet switched (GPRS) services. GSM: Physivcal layer characteristics, Radio frame structure, physical transportation and logical channels. Modulation, demodulation, conding and decoding techniques and formats (basic and enhanced). GSM: channel coding, interleaving and frequency hopping, MAC and RLC sublayers. Mobility management and power control. Call session control functions: inbound and outbound call control procedures, supplementary services, short message and multimedia message services. Functional blocks and protocols for packet switched services (GPRS) in GSM.
GPRS: Mobility management, quality of service. Frame structure and virtual channel allocation in GSM/GPRS. Modulation, demodulation, conding and decoding techniques and formats (basic and enhanced) in GSM/GPRS.
Queuing theory basics. Erlang Formulas. Cluster selection and cell planning in low and high traffic density areas for circuit switched and packet switched (GPRS) services. UMTS reference architectures (from release 99 to LTE and aLTE). Functional blocks and related protocols. Physical, logical, and transport layers. Modulation, demodulation, conding and decoding techniques and formats (release 99, HSPA and LTE). Performance assessment. Mobility management and power control in UMTS. Radio resources (RR) management. Evolutionary trend and characteristics of UMTS-LTE.
IP Multimedia System: General characteristics and architecture. Call Session Control in IPMS: SIP protocol. IP Multimedia System security: Diameter protocol.
( reference books)
A. Neri. "Appunti dalle lezioni di Sistemi radiomobili". Freely available at http://elearning.dia.uniroma3.it/moodle/.
Additional books freely available in the e-book collection of ROMA TRE Biblioteca di Area Scientifico-tecnologica (http://host.uniroma3.it/biblioteche/page.php?page=collezion0)
Mobile Radio Networks
Published Online: 22 Nov 2001
Author(s): Bernhard H. Walke
Print ISBN: 9780471975953 Online ISBN: 9780470841938
DOI: 10.1002/0470841931
Copyright © 1999 John Wiley & Sons, Ltd.
Radio Network Planning and Optimisation for UMTS (Second Edition)
Published Online: 20 Feb 2007
Editor(s): Jaana Laiho, Achim Wacker, Tomá Novosad
Print ISBN: 9780470015759 Online ISBN: 9780470031407
DOI: 10.1002/9780470031407
Copyright © 2006 John Wiley & Sons, Ltd
WiMAX
Published Online: 22 Jan 2007
Author(s): Loutfi Nuaymi
Print ISBN: 9780470028087 Online ISBN: 9780470319055
DOI: 10.1002/9780470319055
Copyright © 2007 John Wiley & Sons, Ltd
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6
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ING-INF/03
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48
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Core compulsory activities
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ITA |
Optional group:
AD A SCELTA - (show)
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39
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20802051 -
Electromagnetic sensing of the environment
(objectives)
1) indoor/outdoor electromagnetic field evaluation; 2) antenna characterization (far-field, near-field); 3) electromagnetic field mesaurement; 4) use of electromagnetic cad; 5) normatives.
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6
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ING-INF/02
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36
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Core compulsory activities
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ITA |
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20802044 -
BIOMETRIC SYSTEMS
(objectives)
The course aims at providing the necessary instruments for the analysis and design of biometric systems, both uni-modal and multi-modal systems. In the course, the principles to include the needed security ad privacy requirements in the project of the system are fully addressed. The notions learnt during the course will be brought to fruition with the realization of a functioning biometric system during the lab activity.
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CAMPISI PATRIZIO
( syllabus)
Biometrics fundamentals: identity and biometrics. Introduction to biometric systems. Biometric applications.
Biometric modalities. Physical: fingerprints, face (2D and 3D), hand geometry, palmprint, vein patterns, iris, thermography). Behavioral: signature, voice, keystroke, gait, lip motion).
Biometric system design: biometric system architecture. Biometric system design stages: system requirements, system specification, architecture, implementation, deployment, and maintenance.
System testing: FAR, FRR, FTE, FTA, curves ROC, DET, CMC, usability, and scalability
Sicurezza, vulnerabilità, e privacy di un sistema biometrico: attacchi ad un sistema biometrico, protezione del template (criptosistemi biometrici, "cancelable templates").
Security, vulnerability, and privacy of a biometric system: attacks, privacy enhancing technologies (PETs).
Multimodal biometric systems.
Biometric Standards.
Social, cultural, and legal implications.
( reference books)
Guide to Biometrics, R. M. Bolle , J. H. Connell , S. Pankanti , N. K. Ratha , A. W. Senior , Springer, 2003.
Handbook of Biometrics , A. K. Jain, P. Flynn, A. Ross, Springer, 2007.
Handbook of Multibiometrics, A. A. Ross, K. Nandakumar, and Anil K. Jain, Springer, 2006.
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9
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ING-INF/03
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54
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Core compulsory activities
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ITA |
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20801729 -
INFRASTRUCTURES OF CALCULATOR NETWORKS
(objectives)
The purpose is to provide advanced knowledge on computer networks, with methodological and technical contents. Special attention is devoted to scalability issues. At the end of the course the student is supposed to get the following concepts: interdomain and intradomain routing, congestion control, architectures for scalable systems. The student is also supposed to get advanced technicalities on widely adopted protocols. Finally, the student is supposed to understand the main economic and technical drivers of the internet evoulution.
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Derived from
20801729 INFRASTRUTTURE DELLE RETI DI CALCOLATORI in INGEGNERIA INFORMATICA (DM 270) LM-32 N0 DI BATTISTA GIUSEPPE
( syllabus)
La qualità del servizio: Qualità dei servizi di rete. Il livello di applicazione: Progettazione di architetture scalabili per servizi Web, Content delivery networks, Architettura di un Internet data center, Le reti peer-to-peer e le distributed hash tables. Il rapporto tra livello di applicazione e livello di trasporto: Socket per i client, Socket per i server. Il livello di trasporto ed il controllo di congestione: Tecniche di trasporto, TCP e controllo di congestione, Approfondimenti, esercizi ed esempi su tcp. Le metodologie e le tecnologie di routing: Algoritmi di instradamento per l'infrastruttura di rete fissa, Algoritmi Link-State-Packet, Protocolli di instradamento e la rete Internet, Software Defined Networks, Calcolo dello spanning tree in reti con switch. Il routing interdominio: Border Gateway Protocol (BGP), Scalabilità di BGP, Struttura di un AS di transito, Dati su Internet, Analisi dei dati su Internet, Stabilità di BGP. Le reti virtuali: Reti locali virtuali, Evoluzione dello spanning tree protocol, Reti private virtuali basate su MPLS. IPv6: NAT e l'esaurimento degli indirizzi IPv4, Indirizzamento e aspetti di base del protocollo, ICMPv6, Source address selection e multihoming, Meccanismi di transizione IPv4-IPv6. Uso di un emulatore di rete: Netkit.
( reference books)
Slides provided by the teacher.
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9
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ING-INF/05
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81
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Related or supplementary learning activities
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ITA |
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20810026 -
MICROWAVE COMPONENTS
(objectives)
The student will learn how to understand properties and design of various microwave components (both passive and active), circuits, used in basic rf/microwave frontend functional blocks and learn how to apply these properties for particular designs. The student will learn how to design basic rf/microwave frontend functional blocks using both analytical tools and advanced computer-aided design tools. The student will, through the lab sessions, develop an intuition and physical feeling for microwave phenomenon and to get first hands-on experience with microwaves components and equipment.
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RAMACCIA DAVIDE
( syllabus)
PART 1 - Transmission lines, Matching, Smith chart, Narrowband microwave networks, Small reflection theory, Wideband microwave networks, Binomial impedance transformer and Chebyshev impedance transformer, Matrix representation of microwave networks, Matrix ABCD, Impedance and admittance matrices, Scattering matrix and relationships with other matix representations
PART 2 - Scattering matrix [S] of a N-port network, Properties of a component from [S]: Reciprocity, Matching and Lossless, Unitary matrix condition, Analysis of a microwave network from its scattering matrix, Analysis of a microwave component with not-matched ports, Signal flow representation of the scattering matrix
PART 3 - 3-port networks, Analysis of e 3-port network, Microwave circulators, [S] matrices of a circulator, Operation of a circulator, Analysis and Design of a Circulator, Power dividers, [S] matrix of a power divider, Proprieties of a power divider, Junction dividers, Lossy dividers, Wilkinson dividers, Mode analysis of a Wilkinson divider, Balanced and Unbalanced power dividers, 2-port power dividers, N-port power dividers, Design of a power divider for microwave applications
PART 4 - 4-port networks, Analysis of a 4-port network, Directional Couplers (DC), Types of Directional couplers (Symmetric, Antisymmetric, Hybrid), Proprieties and parameters of a DC, Waveguide Directional Couplers: Bethe Hole Coupler, Double Bethe Hole Coupler, Multi hole Bethe Coupler, Coupled Lines Directional Couplers, Theory of coupled lines, Hybrid Directional couplers, Quadrature Hybrid Couplers: Mode analysis and design, Rat-race Hybrid: Mode analysis and Design
PART 5 - Analysis and design of microwave filters, Matching networks for microwave amplifiers, Introduction to the analysis and design of metamaterial-based microwave components
( reference books)
David Pozar, Microwave engineering 4th Edition
S.J. Orfanidis, Electromagnetic Waves and Antennas
I Bahl and P. Bhartia, Microwave solid state circuit design
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6
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ING-INF/02
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36
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Core compulsory activities
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ITA |
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20810070 -
SUSTAINABILITY AND ENVIRONMENTAL IMPACT
(objectives)
To provide students with knowledge on environmental impacts of human activities, to classify the impacts, to illustrate the concept of sustainability, to describe the evaluation procedures of environmental impact and environmental certification protocols . Illustrate , through significant case studies, examples of environmental impact assessment and of impacts mitigation.
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Derived from
20810070 SOSTENIBILITA' E IMPATTO AMBIENTALE in INGEGNERIA ELETTRONICA PER L'INDUSTRIA E L'INNOVAZIONE (DM 270) LM-29 ASDRUBALI FRANCESCO
( syllabus)
Interdisciplinary characters of energy problems. Definition of the quantities and energy indices. Consumption, reserves and forecasts: the world's energy market, the Italian energy situation.
Sustainable Development
The international conference on climate and the environment: the Kyoto Protocol, the post-Kyoto, COP 21. The EU directives on energy, environment and climate. Sustainable development: definition, tools and methods. The Aalborg Chart, the Agenda 21 processes, the Covenant of Mayors.
Environmental pollution
environmental impact of energy systems, production and transport infrastructure. Air pollution: sources, pollutants, legislation, techniques for emissions control. The global pollution: acid rains, ozone depletion, greenhouse effect. Other forms of pollution: thermal pollution, noise, electromagnetic pollution
environmental impact assessments
The environmental impact assessment: legislation, procedures, methodologies, content and stages., Strategic Environmental Assessment.
environmental footprint
environmental footprint assessment procedures: Life Cycle Assessment; Social Life Cycle Assessment. Carbon Footprint and Water Footprint.
environmental certification protocols
environmental certification of productions: ISO 14000, EMAS, ecolabel.
environmental sustainability protocols of buildings: LEED; BREEAM; ITHACA.
Protocols of sustainability of University certification: Green Metric
The Green Economy
Definitions, areas of intervention, the Green Economy Manifesto.
Outlines of incentive mechanisms in the Green Economy. Costs / benefits analysis.
Applications and case studies
Examples of environmental impact assessments and good sustainability practices.
( reference books)
Power point presentations will be made available in the Rome Tre Moodle system, as well as a list of suggested books
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6
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ING-IND/11
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48
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Related or supplementary learning activities
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ITA |
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Università Roma Tre