Course Title: Wireless Communications
Type of Course: Optional, Theory
Offered to: EEE
Pre-requisite Course(s): None
Introduction: Wireless communication systems, regulatory bodies.
Radio wave propagation: Free-space and multi-path propagation, ray tracing models, empirical path loss models, large-scale and small scale fading, power delay profile, Doppler and delay spread, coherence time and bandwidth.
Statistical channel models: Time varying channel models, narrowband and wideband fading models, baseband equivalent model, discrete-time model, space-time model, auto- and cross-correlation, PSD, envelope and power distributions, scattering function.
Channel capacity: Flat-fading channels - CSI, capacity with known/partially known/unknown CSI. Frequency selective fading channels - time-invariant channels, time-varying channels.
Performance of digital modulations: Error and outage probability, inter-symbol interference, MPSK, MPAM, MQAM, CPFSK.
Diversity techniques: Time diversity - repetition coding, beyond repetition coding. Antenna diversity - SC, MRC, EGC, space time coding. Frequency diversity - fundamentals, single-carrier with ISI equalization, DSSS, OFDM.
Space-time communications: Multiantenna techniques, MIMO channel capacity and diversity gain, STBC, OSTBC, QOSTBC, SM, BLAST, smart antennas, frequency selective MIMO channels.
Broadband communications: DSSS, FHSS, spreading codes, RAKE receivers, MC-CDMA, OFDM, OFDMA, multiuser detection, LTE, WiMAX.
To provide knowledge on the fundamental theories and concepts of wireless and digital communications so that these knowledges help students for pursuing research in wireless communications and working in communication industries
To build capacity of the students for signal level analysing of wireless communication systems and their performances.
Fundamental understanding of concepts of Electromagnetic Wave Propagation and Digital Communication Theory.
| CO No. | CO Statement | Corresponding PO(s)* | Domains and Taxonomy level(s)** | Delivery Method(s) and Activity(-ies) | Assessment Tool(s) |
|---|---|---|---|---|---|
| 1 | understand the radio wave propagation and apply the knowledge of physics, mathematics, and engineering to model wireless channel | PO(a) | C2, C3 | Lectures, Discussions | Assignment, Class test, Final exam |
| 2 | understand the various transmission schemes for wireless communications, apply the knowledge of mathematics as well as propagation models, and analysis and evaluation of the performances of various transmission schemes | PO(a) | C2, C3, C4, C5 | Lectures, Discussions | Assignment, Class test, Final exam |
| 3 | design the parameters of wireless communication system so that certain requirements are satisfied | PO(a) | C6 | Lectures, Discussions | Assignment, Final exam |
Cognitive Domain Taxonomy Levels: C1 – Knowledge, C2 – Comprehension, C3 – Application, C4 – Analysis, C5 – Synthesis, C6 – Evaluation, Affective Domain Taxonomy Levels: A1: Receive; A2: Respond; A3: Value (demonstrate); A4: Organize; A5: Characterize; Psychomotor Domain Taxonomy Levels: P1: Perception; P2: Set; P3: Guided Response; P4: Mechanism; P5: Complex Overt Response; P6: Adaptation; P7: Organization
Program Outcomes (PO): PO(a) Engineering Knowledge, PO(b) Problem Analysis, PO(c) Design/development Solution, PO(d) Investigation,
PO(e) Modern tool usage, PO(f) The Engineer and Society, PO(g) Environment and sustainability, PO(h) Ethics, PO(i) Individual work and team work,
PO(j). Communication, PO(k) Project management and finance, PO(l) Life-long Learning
* For details of program outcome (PO) statements, please see the departmental website or course curriculum
| K1 | K2 | K3 | K4 | K5 | K6 | K7 | K8 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | A1 | A2 | A3 | A4 | A5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Week | Lectures | Topic |
|---|---|---|
| 1-2 | 1-6 | Introduction: Wireless communication systems, regulatory bodies. Radio wave propagation: Free-space and multi-path propagation, ray tracing models, empirical path loss models, large-scale and small scale fading, power delay profile, Doppler and delay spread, coherence time and bandwidth. |
| 3 | 7-9 | Statistical channel models: Time varying channel models, narrowband and wideband fading models, baseband equivalent model, discrete-time model, space-time model, auto- and cross-correlation, PSD, envelope and power distributions, scattering function. |
| 4-5 | 10-15 | Channel capacity: Flat-fading channels - CSI, capacity with known/partially known/unknown CSI. Frequency selective fading channels - time-invariant channels, time-varying channels. |
| 6-7 | 16-21 | Performance of digital modulations: Error and outage probability, inter-symbol interference, MPSK, MPAM, MQAM, CPFSK.. |
| 8-9 | 22-27 | Diversity techniques: Time diversity - repetition coding, beyond repetition coding. Antenna diversity - SC, MRC, EGC, space time coding. Frequency diversity - fundamentals, single-carrier with ISI equalization, DSSS, OFDM. |
| 10-11 | 28-33 | Space-time communications: Multiantenna techniques, MIMO channel capacity and diversity gain, STBC, OSTBC, QOSTBC, SM, BLAST, smart antennas, frequency selective MIMO channels. |
| 12-13 | 34-39 | Broadband communications: DSSS, FHSS, spreading codes, RAKE receivers, MC-CDMA, OFDM, OFDMA, multiuser detection, LTE, WiMAX. |
Class participation will be judged by in-class evaluation; attendance will be recorded in every class.
Continuous assessment will be done in the form of quizzes, assignments, in-class evaluations.
Final Examination: A comprehensive term final examination will be held at the end of the Term following the guideline of academic Council.
Class Participation 10%
Continuous Assessment 20%
Final Examination 70%
Total 100%
Wireless Communications by Andrea Goldsmith
Wireless Communications by T.S. Rapaport
Introduction to space-time wireless communications, Cambridge University Press (2003) by A. Paulraj, R. Nabar and D. Gore
Modern Wireless Communications by S. Haykin and M. Moher
Wireless Communications and Networking by J. W. Mark and W. Zhuang
Fundamentals of Wireless Communication by D.Tse
Online resources or supplementary materials will be shared with the class on a need basis
N.B. Besides going through relevant topics of the textbook, it is strongly advised that the students follow the class Lectures and discussions regularly for a thorough understanding of the topics