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 Email: wialsuryyi@pnu. edu. sa Office #: 0. 701. 17 Office hours: Mon: 10 -12 Wed: 9 -10 Sun-Tue-Th: 9 -10 q 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 17 -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. Networks and Communication Department

Course grading 5 Assessment Method Grade Week Mid 1 Mid 2 Quiz 1 Quiz 2 Lab Final Exam 15 20 2 3 20 40 7 12 6 11 17 Percentage Comments from overall score 15% 20% 2% 3% 20% 40% Networks and Communication Department

Instruction 6 Networks and Communication Department

Course Plan: Week 8 1 2 3 4 Date (7 -11) /4/1437 6 7 Notes Introduction -Types of Signals & its Properties. Continuous-Time & Discrete-Time Signals Analog & Digital Signals, Periodic Signals, Even & 14 -18) /4/1437( Odd Signals, Real & Complex Signals, Exponential & Sinusoidal Signals Time Shift Transformation Unit Step and Unit Impulse (21– 25)/4/1437 Functions 28 -2) /45/1437( 5 Topic 5 -9/5/1437 Systems and Classifications of Systems Linear-Time-Invariant Systems Convolution Sum Conut. Types of communications Time domain and (12 -16) /5/1437 frequency domain Spectrum, Bandwidth and Data Rate Transfer, and relations between them Transmission Impairments: Attenuation, delay distortion, noise, (19 -23) /5/1437 Channel capacity, Nyquist Bandwidth, Shannon Quiz 1 Midterm(1) capacity formula Transmission media: Guided media (twisted-pair, 8 26 -1)/5 -6/1437( 17 -Dec-21 coaxial and optical fiber cables)Unguided media Networks and Communication Department (wireless)

Vacation 9 9 Modulation and Encoding Techniques: Digital Data to Analog Signals (ASK, FSK, PSK) 11 -15) /6/1437( Digital Data to Digital Signals (NRZI, NRZL, AMI, Manchester) Analog Data to Digital Signals, Nyquest Theory for Sampling 10 (18 -22)/6/1437 11 25 -29) /6/1437( Data Multiplexing (TDM, FDM) Quiz 2 2 -6) /7/1437( Transmission Types: Serial, and Parallel - Communication Types: FDX, HDX - Communication Methods: Synchronous Midterm(2) 12 13 9 -13) /7/1437( Conut. and Asynchronous, Forwarding Error Control: Error Detection, Error Correction Retransmission Technique: ARQ 14 16 -20)/7/1437( Conut. 15 (23 -27) /7/1437 Revision 16 1 -5) /8/1437( 17 18 (8 -12) /8/1437 (15/19)/8/1437 Finals Net 222 - 10/8/1437 -Tuesday – 11: 00 Networks and Communication Department Vacation - 3/9/1437