1 Net 222 Communications and networks fundamentals Networks

1 Net 222 Communications and networks fundamentals Networks and Communication Department Lecture 1: Introduction

Instructor information 2 Name: Wejdan Al-suryyi/May Al Khamis. Email: wialsuryyi@pnu. edu. sa/mabalkhamis@pnu. edu. sa q Office #: 0. 701. 17/0. 701. 23 Office hours: Blog : http: //net 222 pnu. wordpress. com/ Networks and Communication Department

Textbooks 3 • • "Signals and Systems", Oppenheim Willsky, Nawab and Prentice-Hall. Data and Computer Communications", by William Stalling, Prentice-Hall 18 -Dec-21 Networks and Communication Department

Course Syllabus 4 Topics to be covered : Introduction to Data Communication. Types of Signals and its Properties. Types of Communications. Transmission Impairments. Transmission Media. Modulation and Encoding Techniques. Data Multiplexing Transmission Types. Error Control. Network Models 18 -Dec-21 Networks and Communication Department

Course grading 5 - ﻧﺴﺒﺘﻪ ﻣﻦ ﺍﻟﺘﻘﻮﻳﻢ ﺍﻟﻨﻬﺎﺋﻲ score - ﺍﻟﺪﺭﺟﺔ week - ﺍﻻﺳﺒﻮﻉ ﺍﻟﻤﺤﺪﺩ ﻟﻪ - Assessment Method ﻃﺮﻳﻘﺔ ﺍﻟﺘﻘﻴﻴﻢ Percentage from overall score 10% 10 8 Midterm 1 10% 10 12 Midterm 2 5% 5 6 Quiz 1 5% 5 11 Quiz 2 5% 5 TBA Assignments or participation 40% 40 TBA Final exam 5% 5 ﺃﺴﺒﻮﻋﻴﺎ Lab work 5% 5 TBA Practical assignments and quizzes 15% 15 13 Final lab Networks and Communication Department

Instruction 6 • All quizzes and midterms Will be given during the lectures. • There are No make-up quizzes under ANY circumstances. • Students who are absent On Midterm exam day due to illness are required to bring a signed medical Excuse letter Networks and Communication Department

Course Plan: Week Topic 1 Introduction -Types of Signals & its Properties. 2 Continuous-Time & Discrete-Time Signals Analog & Digital Signals, Periodic Signals, Even & Odd Signals, Real & Complex Signals, Exponential & Sinusoidal Signals 3 Time Shift Transformation Unit Step and Unit Impulse Functions 4 Systems and Classifications of Systems Linear-Time-Invariant Systems Convolution Sum National day Eid Vacation 8 Notes 5 Conut. 6 Types of communications Time domain and frequency domain Spectrum, Bandwidth and Data Rate Transfer, and relations between them Transmission Impairments: Attenuation, delay distortion, noise, 7 Tue 28 - Quiz 1 Channel capacity, Nyquist Bandwidth, Shannon capacity formula 8 Transmission media: Guided media (twisted-pair, coaxial and optical fiber cables)Unguided media (wireless) 18 -Dec-21 Midterm(1)Sunday Networks and Communication Department

9 9 Modulation and Encoding Techniques: Digital Data to Analog Signals (ASK, FSK, PSK) Digital Data to Digital Signals (NRZI, NRZL, AMI, Manchester) Analog Data to Digital Signals, Nyquest Theory for Sampling 10 Conut. 11 Data Multiplexing (TDM, FDM) Transmission Types: Serial, and Parallel - Communication Types: FDX, HDX - Communication Methods: Synchronous 12 13 and Asynchronous, Forwarding Error Control: Error Detection, Error Correction Retransmission Technique: ARQ 14 15 Quiz 2 Midterm(2)Sunday Final Lab Conut. Network Models Wired LANs and Wireless LANs Internetworking and Addressing 16 17 Finals- 17/3/1436 -7/1/2015 - day Wednesday – Time 8: 30 -10: 30 a. m. Vacation - 24/3/1436 Networks and Communication Department