Wireless Communication Systems (BEC703)

Wireless Communication Systems

Course Code BEC703 
CIE Marks 50
Teaching Hours/Week (L:T:P: S) 4:0:0:0 
SEE Marks 50
Total Hours of Pedagogy 50 Hours 
Total Marks 100
Credits 04 
Exam Hours 3 Hours
Examination type (SEE) Theory

Module-1

Principles of Wireless Communications: The Wireless Communication Environment, Modelling of

wireless systems, System model for narrowband Signals, Rayleigh fading Wireless Channel.

The Wireless Channel: Basics of Wireless Channel Modelling, Average Delay Spread in Outdoor Cellular

Channels, Coherence bandwidth, Relation between ISI and Coherence Bandwidth, Doppler fading, Doppler

Impact on a wireless Channel, Coherence Time.

[Text1: 3.1 to 3.4, 4.1 to 4.7]

Module-2

Code Division for Multiple Access (CDMA): Basic CDMA Mechanism, Fundamentals of CDMA codes,

Spreading Codes based on PN sequences, Correlation Properties of Random CDMA Spreading Sequences,

Advantages of CDMA.

Orthogonal Frequency Division Multiplexing (OFDM): Introduction, Motivation and Multicarrier basics,

OFDM basics, OFDM Example, MIMO OFDM, OFDM Peak to Average Power ratio, SC-FDMA.

 [Text1: 5.1 to 5.5, 5.7, 7.1, 7.2, 7.3, 7.5, 7.7, 7.8]

Module-3

Evolution of Cellular Technologies: First Generation Cellular Systems, 2G Digital cellular systems – GSM

and its Evolution, 3G Broadband Wireless Systems, Key Enabling Technologies and features of LTE, LTE

Network Architecture.

Frequency Domain Multiple Accesses: Multiple Access for OFDM Systems, Orthogonal Frequency Division

Multiple Access, Single Carrier Frequency Division Multiple Access.

[Text2: 1.2.1, 1.2.1.1, 1.2.2, 1.2.2.1, 1.2.3 (Only the mentioned sections and subsections), 1.4, 1.5, 4.1, 4.2, 4.3]

Module-4

Multiple Input Multiple Output Wireless Communications: Introduction to MIMO Communications,

MIMO system Model, MIMO Zero Forcing Receiver, MIMO MMSE Receiver, Singular Value decomposition of

MIMO Channel, SVD and MIMO capacity, Alamouti and Space-Time Codes, Nonlinear MIMO receiver: V-Blast,

MIMO Beamforming.

[Text1:6.1,6.2, 6.3, 6.4, 6.5, 6.6, 6.8, 6.9, 6.10]

Module-5

Overview and Channel Structure of LTE: Radio Interface Architecture, LTE Design principles, Network

Architecture, Radio Interface Protocols, Hierarchical Structure of LTE: Logical Channels, transport Channels

and Physical Channels, Channel mapping, Downlink OFDMA Radio resources, Physical Resource Blocks for

OFDMA, Uplink SC-FDMA Radio resources.

[Text2: 6.1 to 6.4]

Suggested Learning Resources:

Text Book

1. Aditya K Jagannatham, “Principles of Modern Wireless Communication systems, Theory and Practice ”,Mc Graw Hill Education (India) Private Limited, 2017, ISBN 978-81- 265-4231-4.

2. Arunabha Ghosh, Jun Zhang, Jeffrey G. Andrews, Rias Muhamed, “Fundamentals of LTE”, Pearson India

Education Services Private Limited, 2018, ISBN: 978-93-530-6239-2.

Reference Books

1. T L Singal, “Wireless Communications”, Mc Graw Hill Education (India) Private Limited, 2016, ISBN:978-0-07-068178-1

2. Theodore Rappaport, Wireless Communications: Principles and Practice, 2nd Edition, Prentice Hall

Communications Engineering and Emerging Technologies Series, 2002, ISBN 0-13-042232-0.

3. Gary Mullet, Introduction to Wireless Telecommunications Systems and Networks, First Edition, Cengage

Learning India Pvt Ltd., 2006, ISBN - 13: 978-81-315-0559-5.